How Can We Help?
Direct CCD Exposure Time Calculator 1.0
Algorithm based on the IRAF task ccdtime
Last Update: Feb 03 2004
Instrument: | |
Filter: | |
Magnitude: | (must be between -5 and 35) |
Signal/noise: | (must be between 0 and 100,000) |
CCD Binning: |
|
Seeing (arcsecs): | (must be between 0 and 5) |
Airmass: | (must be between 1 and 3) |
Lunar Phase: | |
Star counts: Sky counts/pixel: Noise Contributions: Star Sky CCD