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2008 Ephemeris

by Herman — last modified 2008-03-12 10:31
Astronomical Sky Calendar

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2008 JANUARY Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Tue Jan 01/Wed Jan 02 4467.6 5 01 45 20 53 22 19 5 14 6 40 3 21 10 16 2 05 ..... 33 13 50.3 -15 24 Wed Jan 02/Thu Jan 03 4468.6 5 05 42 20 53 22 19 5 15 6 41 3 25 10 21 2 37 ..... 25 14 36.1 -19 40 Thu Jan 03/Fri Jan 04 4469.6 5 09 38 20 53 22 19 5 15 6 42 3 29 10 26 3 14 ..... 17 15 24.3 -23 09 Fri Jan 04/Sat Jan 05 4470.6 5 13 35 20 53 22 20 5 16 6 42 3 33 10 31 3 56 17 58 11 16 15.0 -25 39 Sat Jan 05/Sun Jan 06 4471.6 5 17 31 20 54 22 20 5 17 6 43 3 37 10 36 4 44 18 55 5 17 08.0 -26 59 Sun Jan 06/Mon Jan 07 4472.6 5 21 28 20 54 22 19 5 18 6 44 3 41 10 40 5 38 19 49 2 18 02.3 -27 02 Mon Jan 07/Tue Jan 08 4473.6 5 25 25 20 54 22 19 5 19 6 45 3 45 10 45 ..... 20 38 0 18 56.9 -25 43 Tue Jan 08/Wed Jan 09 4474.6 5 29 21 20 54 22 19 5 20 6 45 3 48 10 50 ..... 21 23 0 19 50.7 -23 04 Wed Jan 09/Thu Jan 10 4475.6 5 33 18 20 54 22 19 5 21 6 46 3 52 10 55 ..... 22 02 3 20 42.7 -19 14 Thu Jan 10/Fri Jan 11 4476.6 5 37 14 20 54 22 19 5 22 6 47 3 56 11 00 ..... 22 38 7 21 32.9 -14 24 Fri Jan 11/Sat Jan 12 4477.6 5 41 11 20 54 22 19 5 23 6 48 4 00 11 05 ..... 23 10 13 22 21.6 - 8 48 Sat Jan 12/Sun Jan 13 4478.6 5 45 07 20 54 22 18 5 24 6 49 4 03 11 10 ..... 23 41 21 23 09.4 - 2 41 Sun Jan 13/Mon Jan 14 4479.6 5 49 04 20 54 22 18 5 25 6 50 4 07 11 15 ..... 0 11 31 23 57.5 3 41 Mon Jan 14/Tue Jan 15 4480.6 5 53 00 20 54 22 18 5 26 6 50 4 11 11 20 ..... 0 43 42 0 46.9 10 02 Tue Jan 15/Wed Jan 16 4481.6 5 56 57 20 54 22 18 5 27 6 51 4 14 11 25 ..... 1 19 53 1 39.0 16 02 Wed Jan 16/Thu Jan 17 4482.6 6 00 54 20 53 22 17 5 28 6 52 4 18 11 30 ..... 1 59 64 2 34.8 21 20 Thu Jan 17/Fri Jan 18 4483.6 6 04 50 20 53 22 17 5 29 6 53 4 21 11 35 ..... 2 46 75 3 35.1 25 29 Fri Jan 18/Sat Jan 19 4484.6 6 08 47 20 53 22 16 5 30 6 54 4 25 11 40 ..... 3 42 84 4 39.2 28 05 Sat Jan 19/Sun Jan 20 4485.6 6 12 43 20 53 22 16 5 32 6 55 4 28 11 45 18 20 4 45 92 5 45.7 28 48 Sun Jan 20/Mon Jan 21 4486.6 6 16 40 20 52 22 15 5 33 6 56 4 32 11 50 19 21 5 53 97 6 51.6 27 33 Mon Jan 21/Tue Jan 22 4487.6 6 20 36 20 52 22 15 5 34 6 56 4 35 11 55 20 14 ..... 100 7 54.4 24 30 Tue Jan 22/Wed Jan 23 4488.6 6 24 33 20 52 22 14 5 35 6 57 4 38 12 00 20 59 ..... 100 8 52.6 20 04 Wed Jan 23/Thu Jan 24 4489.6 6 28 29 20 51 22 14 5 36 6 58 4 42 12 05 21 37 ..... 97 9 46.1 14 41 Thu Jan 24/Fri Jan 25 4490.6 6 32 26 20 51 22 13 5 37 6 59 4 45 12 11 22 10 ..... 92 10 35.6 8 48 Fri Jan 25/Sat Jan 26 4491.6 6 36 23 20 51 22 12 5 38 7 00 4 48 12 16 22 40 ..... 86 11 22.1 2 45 Sat Jan 26/Sun Jan 27 4492.6 6 40 19 20 50 22 12 5 39 7 01 4 52 12 21 23 08 ..... 78 12 06.9 - 3 12 Sun Jan 27/Mon Jan 28 4493.6 6 44 16 20 50 22 11 5 41 7 02 4 55 12 26 23 36 ..... 69 12 51.1 - 8 51 Mon Jan 28/Tue Jan 29 4494.6 6 48 12 20 49 22 10 5 42 7 03 4 58 12 31 0 04 ..... 60 13 35.6 -14 02 Tue Jan 29/Wed Jan 30 4495.6 6 52 09 20 49 22 09 5 43 7 03 5 01 12 36 0 36 ..... 50 14 21.5 -18 35 Wed Jan 30/Thu Jan 31 4496.6 6 56 05 20 48 22 09 5 44 7 04 5 04 12 41 1 10 ..... 41 15 09.2 -22 20 Thu Jan 31/Fri Feb 01 4497.6 7 00 02 20 48 22 08 5 45 7 05 5 08 12 46 1 50 ..... 32 15 59.3 -25 09

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


2008 FEBRUARY Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Fri Feb 01/Sat Feb 02 4498.6 7 03 58 20 47 22 07 5 46 7 06 5 11 12 51 2 36 ..... 24 16 51.5 -26 50 Sat Feb 02/Sun Feb 03 4499.6 7 07 55 20 46 22 06 5 47 7 07 5 14 12 56 3 27 17 39 16 17 45.5 -27 16 Sun Feb 03/Mon Feb 04 4500.6 7 11 52 20 46 22 05 5 48 7 08 5 17 13 01 4 24 18 31 9 18 40.1 -26 21 Mon Feb 04/Tue Feb 05 4501.6 7 15 48 20 45 22 04 5 49 7 09 5 20 13 06 5 25 19 17 4 19 34.3 -24 05 Tue Feb 05/Wed Feb 06 4502.6 7 19 45 20 45 22 03 5 51 7 09 5 23 13 11 6 28 19 59 1 20 27.3 -20 33 Wed Feb 06/Thu Feb 07 4503.6 7 23 41 20 44 22 02 5 52 7 10 5 26 13 16 ..... 20 37 0 21 18.6 -15 54 Thu Feb 07/Fri Feb 08 4504.6 7 27 38 20 43 22 02 5 53 7 11 5 29 13 21 ..... 21 10 1 22 08.4 -10 24 Fri Feb 08/Sat Feb 09 4505.6 7 31 34 20 42 22 01 5 54 7 12 5 32 13 26 ..... 21 42 4 22 57.1 - 4 17 Sat Feb 09/Sun Feb 10 4506.6 7 35 31 20 42 22 00 5 55 7 13 5 35 13 31 ..... 22 14 10 23 45.7 2 09 Sun Feb 10/Mon Feb 11 4507.6 7 39 27 20 41 21 59 5 56 7 14 5 38 13 36 ..... 22 46 18 0 35.2 8 36 Mon Feb 11/Tue Feb 12 4508.6 7 43 24 20 40 21 58 5 57 7 14 5 41 13 41 ..... 23 20 27 1 26.6 14 44 Tue Feb 12/Wed Feb 13 4509.6 7 47 21 20 39 21 56 5 58 7 15 5 43 13 46 ..... 23 58 38 2 21.2 20 11 Wed Feb 13/Thu Feb 14 4510.6 7 51 17 20 38 21 55 5 59 7 16 5 46 13 51 ..... 0 43 49 3 19.3 24 34 Thu Feb 14/Fri Feb 15 4511.6 7 55 14 20 38 21 54 6 00 7 17 5 49 13 56 ..... 1 35 61 4 21.1 27 32 Fri Feb 15/Sat Feb 16 4512.6 7 59 10 20 37 21 53 6 01 7 18 5 52 14 01 ..... 2 34 71 5 25.2 28 46 Sat Feb 16/Sun Feb 17 4513.6 8 03 07 20 36 21 52 6 02 7 18 5 55 14 06 17 12 3 38 81 6 29.5 28 08 Sun Feb 17/Mon Feb 18 4514.6 8 07 03 20 35 21 51 6 03 7 19 5 58 14 11 18 06 4 46 89 7 31.8 25 45 Mon Feb 18/Tue Feb 19 4515.6 8 11 00 20 34 21 50 6 04 7 20 6 01 14 16 18 53 5 52 95 8 30.4 21 52 Tue Feb 19/Wed Feb 20 4516.6 8 14 56 20 33 21 49 6 05 7 21 6 03 14 21 19 33 ..... 99 9 24.9 16 52 Wed Feb 20/Thu Feb 21 4517.6 8 18 53 20 32 21 48 6 06 7 21 6 06 14 26 20 07 ..... 100 10 15.6 11 10 Thu Feb 21/Fri Feb 22 4518.6 8 22 50 20 31 21 46 6 07 7 22 6 09 14 31 20 38 ..... 99 11 03.3 5 07 Fri Feb 22/Sat Feb 23 4519.6 8 26 46 20 30 21 45 6 08 7 23 6 12 14 35 21 07 ..... 96 11 49.2 - 0 58 Sat Feb 23/Sun Feb 24 4520.6 8 30 43 20 29 21 44 6 09 7 24 6 14 14 40 21 35 ..... 91 12 34.2 - 6 51 Sun Feb 24/Mon Feb 25 4521.6 8 34 39 20 28 21 43 6 09 7 24 6 17 14 45 22 04 ..... 84 13 19.3 -12 19 Mon Feb 25/Tue Feb 26 4522.6 8 38 36 20 27 21 42 6 10 7 25 6 20 14 50 22 34 ..... 76 14 05.3 -17 11 Tue Feb 26/Wed Feb 27 4523.6 8 42 32 20 26 21 41 6 11 7 26 6 23 14 55 23 07 ..... 68 14 52.9 -21 17 Wed Feb 27/Thu Feb 28 4524.6 8 46 29 20 25 21 39 6 12 7 26 6 25 15 00 23 45 ..... 59 15 42.6 -24 27 Thu Feb 28/Fri Feb 29 4525.6 8 50 25 20 24 21 38 6 13 7 27 6 28 15 04 0 28 ..... 49 16 34.2 -26 32 Fri Feb 29/Sat Mar 01 4526.6 8 54 22 20 23 21 37 6 14 7 28 6 31 15 09 1 16 ..... 40 17 27.5 -27 23

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


2008 MARCH Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sat Mar 01/Sun Mar 02 4527.6 8 58 19 20 22 21 36 6 15 7 28 6 34 15 14 2 11 ..... 31 18 21.6 -26 56 Sun Mar 02/Mon Mar 03 4528.6 9 02 15 20 21 21 34 6 15 7 29 6 36 15 19 3 09 17 09 22 19 15.6 -25 08 Mon Mar 03/Tue Mar 04 4529.6 9 06 12 20 20 21 33 6 16 7 30 6 39 15 23 4 11 17 53 14 20 08.7 -22 03 Tue Mar 04/Wed Mar 05 4530.6 9 10 08 20 19 21 32 6 17 7 30 6 42 15 28 5 14 18 32 8 21 00.5 -17 48 Wed Mar 05/Thu Mar 06 4531.6 9 14 05 20 17 21 31 6 18 7 31 6 44 15 33 6 17 19 07 3 21 50.9 -12 34 Thu Mar 06/Fri Mar 07 4532.6 9 18 01 20 16 21 29 6 18 7 32 6 47 15 38 ..... 19 40 0 22 40.5 - 6 35 Fri Mar 07/Sat Mar 08 4533.6 9 21 58 20 15 21 28 6 19 7 32 6 50 15 42 ..... 20 12 0 23 29.8 - 0 07 Sat Mar 08/Sun Mar 09* 4534.6 9 25 54 20 14 21 27 5 20 6 33 6 52 15 47 ..... 20 45 3 0 19.9 6 29 Sun Mar 09/Mon Mar 10 4535.7 10 30 01 19 13 20 26 5 21 6 34 6 55 15 52 ..... 20 19 8 1 14.7 13 05 Mon Mar 10/Tue Mar 11 4536.7 10 33 57 19 12 20 25 5 21 6 34 6 58 15 56 ..... 20 57 15 2 09.4 18 49 Tue Mar 11/Wed Mar 12 4537.7 10 37 54 19 11 20 23 5 22 6 35 7 01 16 01 ..... 21 41 24 3 07.5 23 30 Wed Mar 12/Thu Mar 13 4538.7 10 41 50 19 10 20 22 5 23 6 35 7 03 16 06 ..... 22 31 35 4 08.8 26 47 Thu Mar 13/Fri Mar 14 4539.7 10 45 47 19 08 20 21 5 24 6 36 7 06 16 10 ..... 23 28 46 5 12.2 28 22 Fri Mar 14/Sat Mar 15 4540.7 10 49 44 19 07 20 20 5 24 6 37 7 09 16 15 ..... 0 31 57 6 15.7 28 07 Sat Mar 15/Sun Mar 16 4541.7 10 53 40 19 06 20 18 5 25 6 37 7 11 16 20 ..... 1 37 68 7 17.2 26 09 Sun Mar 16/Mon Mar 17 4542.7 10 57 37 19 05 20 17 5 26 6 38 7 14 16 24 ..... 2 42 78 8 15.4 22 42 Mon Mar 17/Tue Mar 18 4543.7 11 01 33 19 04 20 16 5 26 6 38 7 17 16 29 ..... 3 46 86 9 09.6 18 05 Tue Mar 18/Wed Mar 19 4544.7 11 05 30 19 03 20 15 5 27 6 39 7 19 16 33 17 07 4 46 93 10 00.2 12 41 Wed Mar 19/Thu Mar 20 4545.7 11 09 26 19 01 20 13 5 28 6 40 7 22 16 38 17 39 5 45 97 10 48.0 6 49 Thu Mar 20/Fri Mar 21 4546.7 11 13 23 19 00 20 12 5 28 6 40 7 25 16 42 18 08 6 41 100 11 34.0 0 47 Fri Mar 21/Sat Mar 22 4547.7 11 17 19 18 59 20 11 5 29 6 41 7 28 16 47 18 36 ..... 100 12 19.1 - 5 09 Sat Mar 22/Sun Mar 23 4548.7 11 21 16 18 58 20 10 5 29 6 41 7 30 16 52 19 04 ..... 98 13 04.4 -10 47 Sun Mar 23/Mon Mar 24 4549.7 11 25 13 18 57 20 08 5 30 6 42 7 33 16 56 19 34 ..... 94 13 50.5 -15 54 Mon Mar 24/Tue Mar 25 4550.7 11 29 09 18 56 20 07 5 31 6 42 7 36 17 01 20 06 ..... 89 14 38.3 -20 17 Tue Mar 25/Wed Mar 26 4551.7 11 33 06 18 54 20 06 5 31 6 43 7 38 17 05 20 42 ..... 82 15 27.9 -23 46 Wed Mar 26/Thu Mar 27 4552.7 11 37 02 18 53 20 05 5 32 6 44 7 41 17 10 21 23 ..... 74 16 19.5 -26 11 Thu Mar 27/Fri Mar 28 4553.7 11 40 59 18 52 20 04 5 32 6 44 7 44 17 14 22 09 ..... 66 17 12.6 -27 24 Fri Mar 28/Sat Mar 29 4554.7 11 44 55 18 51 20 02 5 33 6 45 7 47 17 19 23 00 ..... 56 18 06.5 -27 18 Sat Mar 29/Sun Mar 30 4555.7 11 48 52 18 50 20 01 5 34 6 45 7 49 17 23 23 56 ..... 47 19 00.2 -25 54 Sun Mar 30/Mon Mar 31 4556.7 11 52 48 18 49 20 00 5 34 6 46 7 52 17 28 0 55 ..... 37 19 53.1 -23 14 Mon Mar 31/Tue Apr 01 4557.7 11 56 45 18 47 19 59 5 35 6 46 7 55 17 32 1 56 ..... 28 20 44.6 -19 24

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec


2008 APRIL Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Tue Apr 01/Wed Apr 02 4558.7 12 00 42 18 46 19 58 5 35 6 47 7 58 17 37 2 58 ..... 19 21 34.8 -14 33 Wed Apr 02/Thu Apr 03 4559.7 12 04 38 18 45 19 57 5 36 6 47 8 01 17 41 4 00 16 36 11 22 24.1 - 8 52 Thu Apr 03/Fri Apr 04 4560.7 12 08 35 18 44 19 55 5 36 6 48 8 03 17 46 5 04 17 08 5 23 13.3 - 2 35 Fri Apr 04/Sat Apr 05 4561.7 12 12 31 18 43 19 54 5 37 6 49 8 06 17 50 6 08 17 40 1 0 03.2 4 00 Sat Apr 05/Sun Apr 06 4562.7 12 16 28 18 42 19 53 5 37 6 49 8 09 17 55 7 16 18 14 0 0 55.1 10 32 Sun Apr 06/Mon Apr 07 4563.7 12 20 24 18 41 19 52 5 38 6 50 8 12 17 59 ..... 18 52 2 1 49.9 16 38 Mon Apr 07/Tue Apr 08 4564.7 12 24 21 18 39 19 51 5 39 6 50 8 15 18 04 ..... 19 34 6 2 48.3 21 49 Tue Apr 08/Wed Apr 09 4565.7 12 28 17 18 38 19 50 5 39 6 51 8 18 18 08 ..... 20 23 13 3 50.3 25 38 Wed Apr 09/Thu Apr 10 4566.7 12 32 14 18 37 19 49 5 40 6 51 8 20 18 13 ..... 21 20 21 4 54.8 27 46 Thu Apr 10/Fri Apr 11 4567.7 12 36 11 18 36 19 48 5 40 6 52 8 23 18 17 ..... 22 23 32 5 59.6 28 00 Fri Apr 11/Sat Apr 12 4568.7 12 40 07 18 35 19 47 5 41 6 52 8 26 18 22 ..... 23 29 42 7 02.4 26 25 Sat Apr 12/Sun Apr 13 4569.7 12 44 04 18 34 19 46 5 41 6 53 8 29 18 26 ..... 0 36 54 8 01.5 23 17 Sun Apr 13/Mon Apr 14 4570.7 12 48 00 18 33 19 45 5 42 6 54 8 32 18 31 ..... 1 40 64 8 56.3 18 58 Mon Apr 14/Tue Apr 15 4571.7 12 51 57 18 32 19 44 5 42 6 54 8 35 18 35 ..... 2 41 74 9 47.2 13 49 Tue Apr 15/Wed Apr 16 4572.7 12 55 53 18 31 19 43 5 43 6 55 8 38 18 40 ..... 3 39 83 10 34.9 8 10 Wed Apr 16/Thu Apr 17 4573.7 12 59 50 18 30 19 42 5 43 6 55 8 41 18 44 ..... 4 35 90 11 20.6 2 16 Thu Apr 17/Fri Apr 18 4574.7 13 03 46 18 29 19 41 5 44 6 56 8 44 18 48 16 39 5 30 95 12 05.4 - 3 36 Fri Apr 18/Sat Apr 19 4575.7 13 07 43 18 28 19 40 5 44 6 56 8 47 18 53 17 06 6 25 98 12 50.1 - 9 16 Sat Apr 19/Sun Apr 20 4576.7 13 11 40 18 27 19 39 5 45 6 57 8 50 18 57 17 35 7 21 100 13 35.8 -14 30 Sun Apr 20/Mon Apr 21 4577.7 13 15 36 18 26 19 38 5 45 6 58 8 53 19 02 18 07 ..... 99 14 23.0 -19 05 Mon Apr 21/Tue Apr 22 4578.7 13 19 33 18 25 19 37 5 46 6 58 8 56 19 06 18 41 ..... 97 15 12.3 -22 51 Tue Apr 22/Wed Apr 23 4579.7 13 23 29 18 24 19 36 5 46 6 59 8 59 19 11 19 20 ..... 93 16 03.6 -25 35 Wed Apr 23/Thu Apr 24 4580.7 13 27 26 18 23 19 35 5 47 6 59 9 02 19 15 20 04 ..... 87 16 56.5 -27 09 Thu Apr 24/Fri Apr 25 4581.7 13 31 22 18 22 19 35 5 47 7 00 9 05 19 20 20 54 ..... 80 17 50.3 -27 26 Fri Apr 25/Sat Apr 26 4582.7 13 35 19 18 21 19 34 5 48 7 00 9 08 19 24 21 48 ..... 72 18 44.0 -26 25 Sat Apr 26/Sun Apr 27 4583.7 13 39 15 18 20 19 33 5 48 7 01 9 11 19 28 22 45 ..... 63 19 36.7 -24 08 Sun Apr 27/Mon Apr 28 4584.7 13 43 12 18 19 19 32 5 49 7 02 9 15 19 33 23 44 ..... 53 20 27.9 -20 42 Mon Apr 28/Tue Apr 29 4585.7 13 47 09 18 18 19 31 5 49 7 02 9 18 19 37 0 44 ..... 43 21 17.6 -16 16 Tue Apr 29/Wed Apr 30 4586.7 13 51 05 18 18 19 31 5 50 7 03 9 21 19 42 1 44 ..... 33 22 06.1 -11 00 Wed Apr 30/Thu May 01 4587.7 13 55 02 18 17 19 30 5 50 7 03 9 24 19 46 2 45 ..... 24 22 54.2 - 5 04

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2008 MAY Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Thu May 01/Fri May 02 4588.7 13 58 58 18 16 19 29 5 51 7 04 9 27 19 51 3 47 ..... 15 23 42.9 1 16 Fri May 02/Sat May 03 4589.7 14 02 55 18 15 19 28 5 51 7 05 9 31 19 55 4 52 16 08 8 0 33.4 7 45 Sat May 03/Sun May 04 4590.7 14 06 51 18 14 19 28 5 52 7 05 9 34 19 59 6 01 16 43 3 1 26.8 14 01 Sun May 04/Mon May 05 4591.7 14 10 48 18 14 19 27 5 52 7 06 9 37 20 04 7 13 17 23 0 2 24.1 19 37 Mon May 05/Tue May 06 4592.7 14 14 44 18 13 19 26 5 53 7 06 9 40 20 08 ..... 18 10 1 3 25.6 24 04 Tue May 06/Wed May 07 4593.7 14 18 41 18 12 19 26 5 53 7 07 9 44 20 13 ..... 19 05 4 4 30.8 26 53 Wed May 07/Thu May 08 4594.7 14 22 38 18 11 19 25 5 54 7 07 9 47 20 17 ..... 20 07 10 5 37.4 27 47 Thu May 08/Fri May 09 4595.7 14 26 34 18 11 19 25 5 54 7 08 9 50 20 22 ..... 21 15 18 6 42.8 26 43 Fri May 09/Sat May 10 4596.7 14 30 31 18 10 19 24 5 55 7 09 9 54 20 26 ..... 22 24 28 7 44.5 23 56 Sat May 10/Sun May 11 4597.7 14 34 27 18 09 19 23 5 55 7 09 9 57 20 31 ..... 23 31 39 8 41.5 19 50 Sun May 11/Mon May 12 4598.7 14 38 24 18 09 19 23 5 56 7 10 10 01 20 35 ..... 0 34 49 9 34.0 14 49 Mon May 12/Tue May 13 4599.7 14 42 20 18 08 19 22 5 56 7 10 10 04 20 39 ..... 1 34 60 10 22.6 9 15 Tue May 13/Wed May 14 4600.7 14 46 17 18 08 19 22 5 57 7 11 10 07 20 44 ..... 2 31 70 11 08.7 3 26 Wed May 14/Thu May 15 4601.7 14 50 13 18 07 19 21 5 57 7 12 10 11 20 48 ..... 3 26 78 11 53.4 - 2 24 Thu May 15/Fri May 16 4602.7 14 54 10 18 06 19 21 5 57 7 12 10 14 20 53 ..... 4 20 86 12 37.7 - 8 02 Fri May 16/Sat May 17 4603.7 14 58 07 18 06 19 21 5 58 7 13 10 18 20 57 ..... 5 15 92 13 22.8 -13 19 Sat May 17/Sun May 18 4604.7 15 02 03 18 05 19 20 5 58 7 13 10 21 21 01 16 09 6 11 96 14 09.3 -18 02 Sun May 18/Mon May 19 4605.7 15 06 00 18 05 19 20 5 59 7 14 10 25 21 06 16 42 7 08 99 14 57.9 -21 59 Mon May 19/Tue May 20 4606.7 15 09 56 18 04 19 19 5 59 7 14 10 29 21 10 17 19 8 04 100 15 48.7 -24 59 Tue May 20/Wed May 21 4607.7 15 13 53 18 04 19 19 6 00 7 15 10 32 21 15 18 02 ..... 99 16 41.5 -26 51 Wed May 21/Thu May 22 4608.7 15 17 49 18 04 19 19 6 00 7 16 10 36 21 19 18 50 ..... 96 17 35.4 -27 27 Thu May 22/Fri May 23 4609.7 15 21 46 18 03 19 18 6 01 7 16 10 39 21 24 19 43 ..... 91 18 29.4 -26 45 Fri May 23/Sat May 24 4610.7 15 25 42 18 03 19 18 6 01 7 17 10 43 21 28 20 39 ..... 85 19 22.5 -24 47 Sat May 24/Sun May 25 4611.7 15 29 39 18 02 19 18 6 02 7 17 10 47 21 32 21 37 ..... 78 20 14.0 -21 38 Sun May 25/Mon May 26 4612.7 15 33 36 18 02 19 18 6 02 7 18 10 50 21 37 22 35 ..... 69 21 03.6 -17 29 Mon May 26/Tue May 27 4613.7 15 37 32 18 02 19 17 6 03 7 18 10 54 21 41 23 34 ..... 59 21 51.6 -12 30 Tue May 27/Wed May 28 4614.7 15 41 29 18 01 19 17 6 03 7 19 10 58 21 46 0 32 ..... 49 22 38.8 - 6 53 Wed May 28/Thu May 29 4615.7 15 45 25 18 01 19 17 6 03 7 19 11 02 21 50 1 32 ..... 38 23 26.0 - 0 49 Thu May 29/Fri May 30 4616.7 15 49 22 18 01 19 17 6 04 7 20 11 05 21 54 2 34 ..... 28 0 14.5 5 28 Fri May 30/Sat May 31 4617.7 15 53 18 18 01 19 17 6 04 7 20 11 09 21 59 3 38 ..... 18 1 05.4 11 40 Sat May 31/Sun Jun 01 4618.7 15 57 15 18 01 19 17 6 05 7 21 11 13 22 03 4 47 ..... 10 2 00.1 17 25

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2008 JUNE Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sun Jun 01/Mon Jun 02 4619.7 16 01 11 18 00 19 17 6 05 7 21 11 17 22 07 6 00 15 56 4 2 59.3 22 18 Mon Jun 02/Tue Jun 03 4620.7 16 05 08 18 00 19 16 6 06 7 22 11 21 22 12 7 14 16 47 1 4 02.9 25 47 Tue Jun 03/Wed Jun 04 4621.7 16 09 05 18 00 19 16 6 06 7 22 11 25 22 16 ..... 17 46 0 5 09.7 27 28 Wed Jun 04/Thu Jun 05 4622.7 16 13 01 18 00 19 16 6 06 7 23 11 29 22 20 ..... 18 53 3 6 16.9 27 08 Thu Jun 05/Fri Jun 06 4623.7 16 16 58 18 00 19 16 6 07 7 23 11 32 22 25 ..... 20 04 8 7 21.6 24 53 Fri Jun 06/Sat Jun 07 4624.7 16 20 54 18 00 19 16 6 07 7 24 11 36 22 29 ..... 21 15 15 8 21.8 21 06 Sat Jun 07/Sun Jun 08 4625.7 16 24 51 18 00 19 16 6 08 7 24 11 40 22 33 ..... 22 22 24 9 17.0 16 12 Sun Jun 08/Mon Jun 09 4626.7 16 28 47 18 00 19 16 6 08 7 25 11 44 22 38 ..... 23 25 34 10 07.8 10 39 Mon Jun 09/Tue Jun 10 4627.7 16 32 44 18 00 19 16 6 08 7 25 11 48 22 42 ..... 0 24 44 10 55.3 4 48 Tue Jun 10/Wed Jun 11 4628.7 16 36 40 18 00 19 16 6 09 7 25 11 52 22 46 ..... 1 20 55 11 40.7 - 1 06 Wed Jun 11/Thu Jun 12 4629.7 16 40 37 18 00 19 16 6 09 7 26 11 56 22 51 ..... 2 15 65 12 25.3 - 6 49 Thu Jun 12/Fri Jun 13 4630.7 16 44 34 18 00 19 17 6 09 7 26 12 00 22 55 ..... 3 10 74 13 10.1 -12 11 Fri Jun 13/Sat Jun 14 4631.7 16 48 30 18 00 19 17 6 10 7 26 12 04 22 59 ..... 4 06 82 13 56.1 -17 01 Sat Jun 14/Sun Jun 15 4632.7 16 52 27 18 00 19 17 6 10 7 27 12 08 23 03 ..... 5 02 88 14 44.0 -21 09 Sun Jun 15/Mon Jun 16 4633.7 16 56 23 18 00 19 17 6 10 7 27 12 13 23 08 ..... 5 58 94 15 34.1 -24 23 Mon Jun 16/Tue Jun 17 4634.7 17 00 20 18 00 19 17 6 10 7 27 12 17 23 12 16 00 6 54 98 16 26.4 -26 32 Tue Jun 17/Wed Jun 18 4635.7 17 04 16 18 00 19 17 6 11 7 28 12 21 23 16 16 46 7 47 100 17 20.3 -27 27 Wed Jun 18/Thu Jun 19 4636.7 17 08 13 18 01 19 17 6 11 7 28 12 25 23 20 17 38 ..... 100 18 14.7 -27 04 Thu Jun 19/Fri Jun 20 4637.7 17 12 09 18 01 19 18 6 11 7 28 12 29 23 24 18 33 ..... 98 19 08.6 -25 22 Fri Jun 20/Sat Jun 21 4638.7 17 16 06 18 01 19 18 6 11 7 28 12 33 23 28 19 31 ..... 94 20 00.8 -22 27 Sat Jun 21/Sun Jun 22 4639.7 17 20 03 18 01 19 18 6 12 7 28 12 37 23 33 20 30 ..... 89 20 51.1 -18 29 Sun Jun 22/Mon Jun 23 4640.7 17 23 59 18 01 19 18 6 12 7 29 12 42 23 37 21 28 ..... 82 21 39.6 -13 40 Mon Jun 23/Tue Jun 24 4641.7 17 27 56 18 02 19 19 6 12 7 29 12 46 23 41 22 26 ..... 73 22 26.6 - 8 12 Tue Jun 24/Wed Jun 25 4642.7 17 31 52 18 02 19 19 6 12 7 29 12 50 23 45 23 24 ..... 63 23 13.2 - 2 17 Wed Jun 25/Thu Jun 26 4643.7 17 35 49 18 02 19 19 6 12 7 29 12 54 23 49 0 23 ..... 53 0 00.3 3 51 Thu Jun 26/Fri Jun 27 4644.7 17 39 45 18 03 19 19 6 12 7 29 12 58 23 53 1 25 ..... 42 0 49.3 9 57 Fri Jun 27/Sat Jun 28 4645.7 17 43 42 18 03 19 20 6 12 7 29 13 03 23 57 2 29 ..... 31 1 41.2 15 43 Sat Jun 28/Sun Jun 29 4646.7 17 47 38 18 03 19 20 6 13 7 29 13 07 0 01 3 38 ..... 21 2 37.2 20 47 Sun Jun 29/Mon Jun 30 4647.7 17 51 35 18 04 19 20 6 13 7 29 13 11 0 05 4 50 ..... 12 3 37.9 24 42 Mon Jun 30/Tue Jul 01 4648.7 17 55 32 18 04 19 21 6 13 7 29 13 15 0 09 6 01 ..... 6 4 42.5 27 03

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2008 JULY Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Tue Jul 01/Wed Jul 02 4649.7 17 59 28 18 04 19 21 6 13 7 29 13 20 0 13 7 08 16 30 1 5 49.2 27 29 Wed Jul 02/Thu Jul 03 4650.7 18 03 25 18 05 19 21 6 13 7 29 13 24 0 17 8 06 17 39 0 6 55.1 25 58 Thu Jul 03/Fri Jul 04 4651.7 18 07 21 18 05 19 22 6 13 7 29 13 28 0 21 ..... 18 51 2 7 57.7 22 42 Fri Jul 04/Sat Jul 05 4652.7 18 11 18 18 05 19 22 6 13 7 29 13 33 0 25 ..... 20 02 6 8 55.7 18 05 Sat Jul 05/Sun Jul 06 4653.7 18 15 14 18 06 19 22 6 13 7 29 13 37 0 29 ..... 21 08 12 9 49.1 12 37 Sun Jul 06/Mon Jul 07 4654.7 18 19 11 18 06 19 23 6 13 7 29 13 41 0 33 ..... 22 11 20 10 38.6 6 42 Mon Jul 07/Tue Jul 08 4655.7 18 23 07 18 07 19 23 6 13 7 29 13 45 0 37 ..... 23 10 29 11 25.6 0 40 Tue Jul 08/Wed Jul 09 4656.7 18 27 04 18 07 19 23 6 12 7 29 13 50 0 41 ..... 0 07 39 12 11.0 - 5 14 Wed Jul 09/Thu Jul 10 4657.7 18 31 01 18 08 19 24 6 12 7 28 13 54 0 44 ..... 1 03 49 12 56.2 -10 46 Thu Jul 10/Fri Jul 11 4658.7 18 34 57 18 08 19 24 6 12 7 28 13 58 0 48 ..... 1 59 59 13 42.1 -15 48 Fri Jul 11/Sat Jul 12 4659.7 18 38 54 18 09 19 25 6 12 7 28 14 03 0 52 ..... 2 55 68 14 29.4 -20 09 Sat Jul 12/Sun Jul 13 4660.7 18 42 50 18 09 19 25 6 12 7 28 14 07 0 56 ..... 3 52 77 15 18.8 -23 38 Sun Jul 13/Mon Jul 14 4661.7 18 46 47 18 10 19 25 6 12 7 28 14 12 1 00 ..... 4 48 84 16 10.4 -26 06 Mon Jul 14/Tue Jul 15 4662.7 18 50 43 18 10 19 26 6 12 7 27 14 16 1 03 ..... 5 42 91 17 03.9 -27 22 Tue Jul 15/Wed Jul 16 4663.7 18 54 40 18 11 19 26 6 11 7 27 14 20 1 07 ..... 6 32 95 17 58.4 -27 20 Wed Jul 16/Thu Jul 17 4664.7 18 58 36 18 11 19 27 6 11 7 27 14 25 1 11 16 26 7 18 99 18 52.8 -25 59 Thu Jul 17/Fri Jul 18 4665.7 19 02 33 18 12 19 27 6 11 7 26 14 29 1 14 17 24 7 59 100 19 46.0 -23 21 Fri Jul 18/Sat Jul 19 4666.7 19 06 30 18 12 19 28 6 10 7 26 14 33 1 18 18 23 ..... 99 20 37.4 -19 36 Sat Jul 19/Sun Jul 20 4667.7 19 10 26 18 13 19 28 6 10 7 25 14 38 1 22 19 22 ..... 97 21 26.9 -14 53 Sun Jul 20/Mon Jul 21 4668.7 19 14 23 18 13 19 28 6 10 7 25 14 42 1 25 20 21 ..... 92 22 14.8 - 9 29 Mon Jul 21/Tue Jul 22 4669.7 19 18 19 18 14 19 29 6 09 7 25 14 46 1 29 21 19 ..... 85 23 01.8 - 3 35 Tue Jul 22/Wed Jul 23 4670.7 19 22 16 18 14 19 29 6 09 7 24 14 51 1 32 22 18 ..... 77 23 48.9 2 33 Wed Jul 23/Thu Jul 24 4671.7 19 26 12 18 15 19 30 6 09 7 24 14 55 1 36 23 18 ..... 67 0 37.1 8 40 Thu Jul 24/Fri Jul 25 4672.7 19 30 09 18 15 19 30 6 08 7 23 15 00 1 39 0 20 ..... 56 1 27.6 14 29 Fri Jul 25/Sat Jul 26 4673.7 19 34 05 18 16 19 31 6 08 7 22 15 04 1 43 1 26 ..... 45 2 21.5 19 40 Sat Jul 26/Sun Jul 27 4674.7 19 38 02 18 16 19 31 6 07 7 22 15 08 1 46 2 34 ..... 34 3 19.4 23 51 Sun Jul 27/Mon Jul 28 4675.7 19 41 59 18 17 19 32 6 07 7 21 15 13 1 50 3 43 ..... 23 4 21.3 26 38 Mon Jul 28/Tue Jul 29 4676.7 19 45 55 18 18 19 32 6 06 7 21 15 17 1 53 4 50 ..... 14 5 25.9 27 41 Tue Jul 29/Wed Jul 30 4677.7 19 49 52 18 18 19 32 6 06 7 20 15 22 1 57 5 51 ..... 7 6 30.9 26 51 Wed Jul 30/Thu Jul 31 4678.7 19 53 48 18 19 19 33 6 05 7 19 15 26 2 00 6 44 16 28 2 7 34.0 24 14 Thu Jul 31/Fri Aug 01 4679.7 19 57 45 18 19 19 33 6 05 7 19 15 30 2 03 7 29 17 39 0 8 33.4 20 06

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2008 AUGUST Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Fri Aug 01/Sat Aug 02 4680.7 20 01 41 18 20 19 34 6 04 7 18 15 35 2 07 ..... 18 48 1 9 28.5 14 54 Sat Aug 02/Sun Aug 03 4681.7 20 05 38 18 20 19 34 6 04 7 17 15 39 2 10 ..... 19 53 4 10 19.7 9 04 Sun Aug 03/Mon Aug 04 4682.7 20 09 34 18 21 19 35 6 03 7 17 15 43 2 13 ..... 20 54 9 11 08.1 2 57 Mon Aug 04/Tue Aug 05 4683.7 20 13 31 18 21 19 35 6 02 7 16 15 48 2 17 ..... 21 53 16 11 54.6 - 3 07 Tue Aug 05/Wed Aug 06 4684.7 20 17 28 18 22 19 36 6 02 7 15 15 52 2 20 ..... 22 51 24 12 40.5 - 8 53 Wed Aug 06/Thu Aug 07 4685.7 20 21 24 18 22 19 36 6 01 7 14 15 57 2 23 ..... 23 48 33 13 26.5 -14 11 Thu Aug 07/Fri Aug 08 4686.7 20 25 21 18 23 19 36 6 00 7 14 16 01 2 27 ..... 0 45 43 14 13.7 -18 48 Fri Aug 08/Sat Aug 09 4687.7 20 29 17 18 23 19 37 5 59 7 13 16 05 2 30 ..... 1 42 52 15 02.6 -22 35 Sat Aug 09/Sun Aug 10 4688.7 20 33 14 18 24 19 37 5 59 7 12 16 10 2 33 ..... 2 39 62 15 53.5 -25 23 Sun Aug 10/Mon Aug 11 4689.7 20 37 10 18 25 19 38 5 58 7 11 16 14 2 36 ..... 3 34 71 16 46.2 -27 03 Mon Aug 11/Tue Aug 12 4690.7 20 41 07 18 25 19 38 5 57 7 10 16 19 2 39 ..... 4 26 79 17 40.2 -27 27 Tue Aug 12/Wed Aug 13 4691.7 20 45 03 18 26 19 39 5 56 7 09 16 23 2 42 ..... 5 13 86 18 34.5 -26 31 Wed Aug 13/Thu Aug 14 4692.7 20 49 00 18 26 19 39 5 56 7 08 16 27 2 46 ..... 5 56 92 19 28.2 -24 18 Thu Aug 14/Fri Aug 15 4693.7 20 52 57 18 27 19 40 5 55 7 07 16 32 2 49 16 13 6 34 97 20 20.5 -20 52 Fri Aug 15/Sat Aug 16 4694.7 20 56 53 18 27 19 40 5 54 7 07 16 36 2 52 17 13 7 09 99 21 11.1 -16 23 Sat Aug 16/Sun Aug 17 4695.7 21 00 50 18 28 19 40 5 53 7 06 16 41 2 55 18 13 7 41 100 22 00.2 -11 05 Sun Aug 17/Mon Aug 18 4696.7 21 04 46 18 28 19 41 5 52 7 05 16 45 2 58 19 12 ..... 98 22 48.3 - 5 11 Mon Aug 18/Tue Aug 19 4697.7 21 08 43 18 29 19 41 5 51 7 04 16 49 3 01 20 11 ..... 94 23 36.2 1 03 Tue Aug 19/Wed Aug 20 4698.7 21 12 39 18 29 19 42 5 50 7 03 16 54 3 04 21 11 ..... 88 0 24.9 7 19 Wed Aug 20/Thu Aug 21 4699.7 21 16 36 18 30 19 42 5 49 7 02 16 58 3 07 22 14 ..... 79 1 15.5 13 18 Thu Aug 21/Fri Aug 22 4700.7 21 20 32 18 30 19 43 5 48 7 01 17 02 3 10 23 18 ..... 69 2 08.8 18 42 Fri Aug 22/Sat Aug 23 4701.7 21 24 29 18 31 19 43 5 47 7 00 17 07 3 13 0 25 ..... 59 3 05.7 23 08 Sat Aug 23/Sun Aug 24 4702.7 21 28 26 18 31 19 44 5 46 6 59 17 11 3 16 1 33 ..... 47 4 06.1 26 15 Sun Aug 24/Mon Aug 25 4703.7 21 32 22 18 32 19 44 5 45 6 57 17 16 3 19 2 40 ..... 36 5 09.1 27 43 Mon Aug 25/Tue Aug 26 4704.7 21 36 19 18 32 19 44 5 44 6 56 17 20 3 22 3 41 ..... 25 6 12.9 27 24 Tue Aug 26/Wed Aug 27 4705.7 21 40 15 18 33 19 45 5 43 6 55 17 24 3 25 4 35 ..... 16 7 15.2 25 20 Wed Aug 27/Thu Aug 28 4706.7 21 44 12 18 33 19 45 5 42 6 54 17 29 3 28 5 22 ..... 9 8 14.5 21 44 Thu Aug 28/Fri Aug 29 4707.7 21 48 08 18 34 19 46 5 41 6 53 17 33 3 30 6 02 16 30 3 9 09.9 16 56 Fri Aug 29/Sat Aug 30 4708.7 21 52 05 18 34 19 46 5 40 6 52 17 38 3 33 6 37 17 35 1 10 01.8 11 21 Sat Aug 30/Sun Aug 31 4709.7 21 56 01 18 35 19 47 5 39 6 51 17 42 3 36 7 09 18 38 0 10 50.8 5 21 Sun Aug 31/Mon Sep 01 4710.7 21 59 58 18 35 19 47 5 38 6 50 17 46 3 39 ..... 19 38 2 11 37.9 - 0 45

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2008 SEPTEMBER Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Mon Sep 01/Tue Sep 02 4711.7 22 03 55 18 36 19 48 5 37 6 49 17 51 3 42 ..... 20 37 6 12 24.1 - 6 41 Tue Sep 02/Wed Sep 03 4712.7 22 07 51 18 36 19 48 5 36 6 47 17 55 3 45 ..... 21 35 12 13 10.4 -12 12 Wed Sep 03/Thu Sep 04 4713.7 22 11 48 18 37 19 49 5 35 6 46 18 00 3 47 ..... 22 33 19 13 57.5 -17 06 Thu Sep 04/Fri Sep 05 4714.7 22 15 44 18 37 19 49 5 34 6 45 18 04 3 50 ..... 23 31 27 14 46.0 -21 13 Fri Sep 05/Sat Sep 06 4715.7 22 19 41 18 38 19 49 5 32 6 44 18 08 3 53 ..... 0 28 36 15 36.2 -24 22 Sat Sep 06/Sun Sep 07 4716.7 22 23 37 18 38 19 50 5 31 6 43 18 13 3 56 ..... 1 24 45 16 28.2 -26 25 Sun Sep 07/Mon Sep 08 4717.7 22 27 34 18 39 19 50 5 30 6 42 18 17 3 59 ..... 2 17 55 17 21.4 -27 15 Mon Sep 08/Tue Sep 09 4718.7 22 31 30 18 39 19 51 5 29 6 40 18 22 4 01 ..... 3 06 64 18 15.2 -26 47 Tue Sep 09/Wed Sep 10 4719.7 22 35 27 18 40 19 51 5 28 6 39 18 26 4 04 ..... 3 51 73 19 08.6 -25 03 Wed Sep 10/Thu Sep 11 4720.7 22 39 24 18 40 19 52 5 27 6 38 18 31 4 07 ..... 4 31 81 20 00.9 -22 05 Thu Sep 11/Fri Sep 12 4721.7 22 43 20 18 41 19 52 5 25 6 37 18 35 4 10 ..... 5 06 89 20 51.9 -18 00 Fri Sep 12/Sat Sep 13 4722.7 22 47 17 18 41 19 53 5 24 6 36 18 39 4 12 ..... 5 39 94 21 41.6 -12 59 Sat Sep 13/Sun Sep 14 4723.7 22 51 13 18 42 19 53 5 23 6 34 18 44 4 15 16 59 6 11 98 22 30.4 - 7 15 Sun Sep 14/Mon Sep 15 4724.7 22 55 10 18 42 19 54 5 22 6 33 18 48 4 18 17 59 6 42 100 23 19.1 - 1 01 Mon Sep 15/Tue Sep 16 4725.7 22 59 06 18 43 19 54 5 20 6 32 18 53 4 20 19 00 7 14 99 0 08.6 5 23 Tue Sep 16/Wed Sep 17 4726.7 23 03 03 18 43 19 55 5 19 6 31 18 57 4 23 20 03 ..... 96 0 59.8 11 39 Wed Sep 17/Thu Sep 18 4727.7 23 06 59 18 44 19 55 5 18 6 30 19 02 4 26 21 09 ..... 90 1 53.8 17 24 Thu Sep 18/Fri Sep 19 4728.7 23 10 56 18 44 19 56 5 17 6 28 19 06 4 28 22 16 ..... 82 2 51.2 22 13 Fri Sep 19/Sat Sep 20 4729.7 23 14 53 18 45 19 57 5 15 6 27 19 11 4 31 23 25 ..... 72 3 52.0 25 44 Sat Sep 20/Sun Sep 21 4730.7 23 18 49 18 45 19 57 5 14 6 26 19 15 4 34 0 33 ..... 61 4 55.2 27 37 Sun Sep 21/Mon Sep 22 4731.7 23 22 46 18 46 19 58 5 13 6 25 19 20 4 37 1 35 ..... 50 5 59.0 27 41 Mon Sep 22/Tue Sep 23 4732.7 23 26 42 18 46 19 58 5 12 6 24 19 24 4 39 2 31 ..... 39 7 01.4 26 01 Tue Sep 23/Wed Sep 24 4733.7 23 30 39 18 47 19 59 5 10 6 22 19 29 4 42 3 19 ..... 28 8 00.6 22 48 Wed Sep 24/Thu Sep 25 4734.7 23 34 35 18 47 19 59 5 09 6 21 19 33 4 44 4 00 ..... 19 8 56.0 18 23 Thu Sep 25/Fri Sep 26 4735.7 23 38 32 18 48 20 00 5 08 6 20 19 38 4 47 4 36 ..... 11 9 47.7 13 06 Fri Sep 26/Sat Sep 27 4736.7 23 42 28 18 48 20 01 5 06 6 19 19 42 4 50 5 09 ..... 5 10 36.6 7 19 Sat Sep 27/Sun Sep 28 4737.7 23 46 25 18 49 20 01 5 05 6 18 19 47 4 52 5 39 17 26 2 11 23.5 1 19 Sun Sep 28/Mon Sep 29 4738.7 23 50 22 18 49 20 02 5 04 6 16 19 52 4 55 6 09 18 24 0 12 09.5 - 4 36 Mon Sep 29/Tue Sep 30 4739.7 23 54 18 18 50 20 03 5 03 6 15 19 56 4 58 6 39 19 22 1 12 55.5 -10 13 Tue Sep 30/Wed Oct 01 4740.7 23 58 15 18 51 20 03 5 01 6 14 20 01 5 00 ..... 20 20 3 13 42.2 -15 19

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2008 OCTOBER Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Wed Oct 01/Thu Oct 02 4741.7 0 02 11 18 51 20 04 5 00 6 13 20 05 5 03 ..... 21 18 8 14 30.2 -19 41 Thu Oct 02/Fri Oct 03 4742.7 0 06 08 18 52 20 04 4 59 6 12 20 10 5 06 ..... 22 16 14 15 19.9 -23 09 Fri Oct 03/Sat Oct 04 4743.7 0 10 04 18 52 20 05 4 57 6 10 20 15 5 08 ..... 23 13 21 16 11.3 -25 33 Sat Oct 04/Sun Oct 05 4744.7 0 14 01 18 53 20 06 4 56 6 09 20 19 5 11 ..... 0 08 29 17 03.8 -26 46 Sun Oct 05/Mon Oct 06 4745.7 0 17 57 18 53 20 07 4 55 6 08 20 24 5 14 ..... 0 58 38 17 56.9 -26 44 Mon Oct 06/Tue Oct 07 4746.7 0 21 54 18 54 20 07 4 54 6 07 20 28 5 16 ..... 1 44 47 18 49.6 -25 27 Tue Oct 07/Wed Oct 08 4747.7 0 25 51 18 54 20 08 4 52 6 06 20 33 5 19 ..... 2 25 57 19 41.4 -22 58 Wed Oct 08/Thu Oct 09 4748.7 0 29 47 18 55 20 09 4 51 6 05 20 38 5 22 ..... 3 02 66 20 31.9 -19 23 Thu Oct 09/Fri Oct 10 4749.7 0 33 44 18 56 20 09 4 50 6 03 20 42 5 24 ..... 3 36 76 21 21.1 -14 49 Fri Oct 10/Sat Oct 11 4750.7 0 37 40 18 56 20 10 4 49 6 02 20 47 5 27 ..... 4 08 84 22 09.6 - 9 27 Sat Oct 11/Sun Oct 12* 4751.7 0 41 37 18 57 20 11 5 47 7 01 20 52 5 30 ..... 5 39 91 22 58.0 - 3 28 Sun Oct 12/Mon Oct 13 4752.6 23 45 23 19 57 21 12 5 46 7 00 20 57 5 32 17 43 6 10 96 23 46.0 2 37 Mon Oct 13/Tue Oct 14 4753.6 23 49 20 19 58 21 12 5 45 6 59 21 01 5 35 18 46 6 44 99 0 37.0 9 02 Tue Oct 14/Wed Oct 15 4754.6 23 53 17 19 59 21 13 5 44 6 58 21 06 5 38 19 51 ..... 100 1 31.0 15 08 Wed Oct 15/Thu Oct 16 4755.6 23 57 13 19 59 21 14 5 42 6 57 21 11 5 40 21 00 ..... 97 2 28.7 20 29 Thu Oct 16/Fri Oct 17 4756.6 0 01 10 20 00 21 15 5 41 6 56 21 16 5 43 22 11 ..... 92 3 30.2 24 36 Fri Oct 17/Sat Oct 18 4757.6 0 05 06 20 01 21 16 5 40 6 55 21 20 5 46 23 21 ..... 85 4 34.8 27 06 Sat Oct 18/Sun Oct 19 4758.6 0 09 03 20 01 21 17 5 39 6 54 21 25 5 49 0 28 ..... 75 5 40.4 27 44 Sun Oct 19/Mon Oct 20 4759.6 0 12 59 20 02 21 17 5 37 6 53 21 30 5 51 1 27 ..... 65 6 44.6 26 30 Mon Oct 20/Tue Oct 21 4760.6 0 16 56 20 03 21 18 5 36 6 52 21 35 5 54 2 18 ..... 54 7 45.4 23 38 Tue Oct 21/Wed Oct 22 4761.6 0 20 52 20 03 21 19 5 35 6 51 21 40 5 57 3 01 ..... 42 8 41.9 19 30 Wed Oct 22/Thu Oct 23 4762.6 0 24 49 20 04 21 20 5 34 6 50 21 44 6 00 3 38 ..... 32 9 34.2 14 28 Thu Oct 23/Fri Oct 24 4763.6 0 28 46 20 05 21 21 5 33 6 49 21 49 6 02 4 11 ..... 23 10 23.2 8 53 Fri Oct 24/Sat Oct 25 4764.6 0 32 42 20 05 21 22 5 32 6 48 21 54 6 05 4 41 ..... 15 11 09.9 3 03 Sat Oct 25/Sun Oct 26 4765.6 0 36 39 20 06 21 23 5 30 6 47 21 59 6 08 5 11 17 17 8 11 55.4 - 2 48 Sun Oct 26/Mon Oct 27 4766.6 0 40 35 20 07 21 24 5 29 6 46 22 04 6 11 5 40 18 14 4 12 40.7 - 8 25 Mon Oct 27/Tue Oct 28 4767.6 0 44 32 20 08 21 25 5 28 6 45 22 09 6 14 6 12 19 11 1 13 26.6 -13 36 Tue Oct 28/Wed Oct 29 4768.6 0 48 28 20 08 21 26 5 27 6 44 22 14 6 16 6 46 20 08 0 14 13.9 -18 09 Wed Oct 29/Thu Oct 30 4769.6 0 52 25 20 09 21 27 5 26 6 43 22 19 6 19 ..... 21 06 1 15 02.9 -21 53 Thu Oct 30/Fri Oct 31 4770.6 0 56 21 20 10 21 28 5 25 6 43 22 23 6 22 ..... 22 04 4 15 53.7 -24 37 Fri Oct 31/Sat Nov 01 4771.6 1 00 18 20 11 21 29 5 24 6 42 22 28 6 25 ..... 22 59 9 16 45.8 -26 13

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2008 NOVEMBER Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Sat Nov 01/Sun Nov 02 4772.6 1 04 15 20 11 21 30 5 23 6 41 22 33 6 28 ..... 23 51 15 17 38.6 -26 36 Sun Nov 02/Mon Nov 03 4773.6 1 08 11 20 12 21 31 5 22 6 40 22 38 6 31 ..... 0 39 22 18 31.1 -25 44 Mon Nov 03/Tue Nov 04 4774.6 1 12 08 20 13 21 32 5 21 6 40 22 43 6 34 ..... 1 21 30 19 22.6 -23 41 Tue Nov 04/Wed Nov 05 4775.6 1 16 04 20 14 21 33 5 20 6 39 22 48 6 37 ..... 1 59 39 20 12.6 -20 33 Wed Nov 05/Thu Nov 06 4776.6 1 20 01 20 14 21 34 5 19 6 38 22 53 6 40 ..... 2 33 49 21 01.2 -16 27 Thu Nov 06/Fri Nov 07 4777.6 1 23 57 20 15 21 35 5 18 6 37 22 58 6 43 ..... 3 05 59 21 48.6 -11 32 Fri Nov 07/Sat Nov 08 4778.6 1 27 54 20 16 21 36 5 17 6 37 23 03 6 46 ..... 3 35 69 22 35.7 - 5 57 Sat Nov 08/Sun Nov 09 4779.6 1 31 50 20 17 21 37 5 16 6 36 23 08 6 49 ..... 4 06 78 23 23.4 0 05 Sun Nov 09/Mon Nov 10 4780.6 1 35 47 20 18 21 38 5 15 6 35 23 13 6 52 ..... 4 38 87 0 12.7 6 22 Mon Nov 10/Tue Nov 11 4781.6 1 39 44 20 19 21 39 5 14 6 35 23 18 6 55 17 29 5 13 93 1 04.9 12 35 Tue Nov 11/Wed Nov 12 4782.6 1 43 40 20 19 21 40 5 14 6 34 23 23 6 58 18 36 5 54 98 2 01.2 18 19 Wed Nov 12/Thu Nov 13 4783.6 1 47 37 20 20 21 41 5 13 6 34 23 28 7 01 19 47 ..... 100 3 02.2 23 05 Thu Nov 13/Fri Nov 14 4784.6 1 51 33 20 21 21 42 5 12 6 33 23 33 7 05 21 00 ..... 99 4 07.7 26 21 Fri Nov 14/Sat Nov 15 4785.6 1 55 30 20 22 21 43 5 11 6 33 23 38 7 08 22 11 ..... 94 5 15.7 27 44 Sat Nov 15/Sun Nov 16 4786.6 1 59 26 20 23 21 44 5 11 6 32 23 43 7 11 23 15 ..... 88 6 23.4 27 05 Sun Nov 16/Mon Nov 17 4787.6 2 03 23 20 23 21 45 5 10 6 32 23 48 7 14 0 11 ..... 79 7 27.9 24 34 Mon Nov 17/Tue Nov 18 4788.6 2 07 19 20 24 21 46 5 09 6 31 23 53 7 17 0 58 ..... 69 8 27.6 20 35 Tue Nov 18/Wed Nov 19 4789.6 2 11 16 20 25 21 47 5 09 6 31 23 58 7 21 1 38 ..... 58 9 22.3 15 35 Wed Nov 19/Thu Nov 20 4790.6 2 15 13 20 26 21 49 5 08 6 31 0 03 7 24 2 13 ..... 47 10 12.8 10 01 Thu Nov 20/Fri Nov 21 4791.6 2 19 09 20 27 21 50 5 07 6 30 0 08 7 27 2 44 ..... 37 11 00.3 4 10 Fri Nov 21/Sat Nov 22 4792.6 2 23 06 20 28 21 51 5 07 6 30 0 13 7 31 3 13 ..... 27 11 46.0 - 1 39 Sat Nov 22/Sun Nov 23 4793.6 2 27 02 20 29 21 52 5 06 6 30 0 18 7 34 3 43 ..... 19 12 31.1 - 7 16 Sun Nov 23/Mon Nov 24 4794.6 2 30 59 20 29 21 53 5 06 6 29 0 23 7 38 4 13 ..... 12 13 16.4 -12 29 Mon Nov 24/Tue Nov 25 4795.6 2 34 55 20 30 21 54 5 05 6 29 0 28 7 41 4 46 18 02 6 14 03.0 -17 06 Tue Nov 25/Wed Nov 26 4796.6 2 38 52 20 31 21 55 5 05 6 29 0 33 7 45 5 23 18 59 2 14 51.1 -20 58 Wed Nov 26/Thu Nov 27 4797.6 2 42 48 20 32 21 56 5 05 6 29 0 38 7 48 6 03 19 56 0 15 41.1 -23 53 Thu Nov 27/Fri Nov 28 4798.6 2 46 45 20 33 21 57 5 04 6 29 0 43 7 52 ..... 20 52 0 16 32.7 -25 43 Fri Nov 28/Sat Nov 29 4799.6 2 50 42 20 33 21 58 5 04 6 29 0 48 7 56 ..... 21 46 2 17 25.1 -26 22 Sat Nov 29/Sun Nov 30 4800.6 2 54 38 20 34 21 59 5 04 6 29 0 53 7 59 ..... 22 35 5 18 17.5 -25 47 Sun Nov 30/Mon Dec 01 4801.6 2 58 35 20 35 22 00 5 03 6 28 0 58 8 03 ..... 23 19 10 19 08.9 -24 01

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2008 DECEMBER Calendar for Las Campanas Observatory, west longitude (h.m.s) = 4 42 48, latitude (d.m) = -29 00.2 Note that each line lists events of one night, spanning two calendar dates. Rise/set times are given in CST/CDT time ( 4 hr W), for 2282 m above surroundings, DAYLIGHT time used, * shows night clocks are reset. Moon coords. and illum. are for local midnight, even if moon is down. Program: John Thorstensen, Dartmouth College. Date (eve/morn) JDmid LMSTmidn ---------- Sun: --------- LST twilight: ------------- Moon: -------------- (2008 at start) (-2450000) set twi.end twi.beg rise eve morn rise set %illum RA Dec Mon Dec 01/Tue Dec 02 4802.6 3 02 31 20 36 22 01 5 03 6 28 1 03 8 07 ..... 23 58 16 19 58.7 -21 10 Tue Dec 02/Wed Dec 03 4803.6 3 06 28 20 37 22 02 5 03 6 28 1 08 8 10 ..... 0 33 24 20 46.8 -17 22 Wed Dec 03/Thu Dec 04 4804.6 3 10 24 20 37 22 03 5 03 6 28 1 13 8 14 ..... 1 04 32 21 33.4 -12 47 Thu Dec 04/Fri Dec 05 4805.6 3 14 21 20 38 22 04 5 03 6 29 1 18 8 18 ..... 1 34 42 22 19.1 - 7 34 Fri Dec 05/Sat Dec 06 4806.6 3 18 17 20 39 22 05 5 03 6 29 1 23 8 22 ..... 2 04 52 23 04.9 - 1 52 Sat Dec 06/Sun Dec 07 4807.6 3 22 14 20 40 22 06 5 03 6 29 1 28 8 26 ..... 2 34 62 23 51.7 4 07 Sun Dec 07/Mon Dec 08 4808.6 3 26 11 20 40 22 07 5 03 6 29 1 32 8 30 ..... 3 06 73 0 40.9 10 09 Mon Dec 08/Tue Dec 09 4809.6 3 30 07 20 41 22 07 5 03 6 29 1 37 8 34 ..... 3 43 82 1 33.7 15 58 Tue Dec 09/Wed Dec 10 4810.6 3 34 04 20 42 22 08 5 03 6 29 1 42 8 38 ..... 4 26 90 2 31.4 21 07 Wed Dec 10/Thu Dec 11 4811.6 3 38 00 20 43 22 09 5 03 6 29 1 47 8 42 18 32 5 17 96 3 34.4 25 06 Thu Dec 11/Fri Dec 12 4812.6 3 41 57 20 43 22 10 5 03 6 30 1 52 8 46 19 44 6 18 99 4 41.9 27 25 Fri Dec 12/Sat Dec 13 4813.6 3 45 53 20 44 22 11 5 03 6 30 1 56 8 50 20 54 ..... 100 5 51.6 27 41 Sat Dec 13/Sun Dec 14 4814.6 3 49 50 20 45 22 11 5 04 6 30 2 01 8 54 21 56 ..... 97 7 00.0 25 52 Sun Dec 14/Mon Dec 15 4815.6 3 53 46 20 45 22 12 5 04 6 31 2 06 8 58 22 49 ..... 91 8 04.3 22 16 Mon Dec 15/Tue Dec 16 4816.6 3 57 43 20 46 22 13 5 04 6 31 2 10 9 03 23 33 ..... 83 9 03.4 17 21 Tue Dec 16/Wed Dec 17 4817.6 4 01 40 20 46 22 13 5 04 6 31 2 15 9 07 0 11 ..... 74 9 57.4 11 40 Wed Dec 17/Thu Dec 18 4818.6 4 05 36 20 47 22 14 5 05 6 32 2 19 9 11 0 45 ..... 63 10 47.4 5 39 Thu Dec 18/Fri Dec 19 4819.6 4 09 33 20 48 22 15 5 05 6 32 2 24 9 16 1 15 ..... 53 11 34.8 - 0 22 Fri Dec 19/Sat Dec 20 4820.6 4 13 29 20 48 22 15 5 06 6 33 2 28 9 20 1 45 ..... 43 12 20.7 - 6 09 Sat Dec 20/Sun Dec 21 4821.6 4 17 26 20 49 22 16 5 06 6 33 2 33 9 24 2 15 ..... 33 13 06.5 -11 30 Sun Dec 21/Mon Dec 22 4822.6 4 21 22 20 49 22 16 5 07 6 34 2 37 9 29 2 48 ..... 24 13 52.9 -16 16 Mon Dec 22/Tue Dec 23 4823.6 4 25 19 20 50 22 17 5 07 6 34 2 42 9 33 3 23 ..... 16 14 40.7 -20 16 Tue Dec 23/Wed Dec 24 4824.6 4 29 15 20 50 22 17 5 08 6 35 2 46 9 38 4 02 17 51 10 15 30.1 -23 21 Wed Dec 24/Thu Dec 25 4825.6 4 33 12 20 51 22 18 5 08 6 35 2 50 9 42 4 46 18 47 5 16 21.1 -25 23 Thu Dec 25/Fri Dec 26 4826.6 4 37 09 20 51 22 18 5 09 6 36 2 55 9 47 5 34 19 41 2 17 13.2 -26 16 Fri Dec 26/Sat Dec 27 4827.6 4 41 05 20 51 22 18 5 10 6 37 2 59 9 52 6 27 20 31 0 18 05.5 -25 55 Sat Dec 27/Sun Dec 28 4828.6 4 45 02 20 52 22 18 5 10 6 37 3 03 9 56 ..... 21 17 0 18 57.1 -24 23 Sun Dec 28/Mon Dec 29 4829.6 4 48 58 20 52 22 19 5 11 6 38 3 07 10 01 ..... 21 58 2 19 47.2 -21 45 Mon Dec 29/Tue Dec 30 4830.6 4 52 55 20 52 22 19 5 12 6 39 3 12 10 06 ..... 22 34 6 20 35.5 -18 09 Tue Dec 30/Wed Dec 31 4831.6 4 56 51 20 53 22 19 5 13 6 39 3 16 10 10 ..... 23 06 11 21 22.0 -13 45 Wed Dec 31/Thu Jan 01 4832.6 5 00 48 20 53 22 19 5 13 6 40 3 20 10 15 ..... 23 37 18 22 07.3 - 8 43



Las Campanas Observatory Carnegie Institution of Washington
Colina El Pino Casilla 601 La Serena, Chile
Phone: 56-51-207301
Fax: 56-51-207308