Direct CCD Exposure Time Calculator 1.0

How Can We Help?

Direct CCD Exposure Time Calculator 1.0

LCO Direct CCD Exposure Time Calculator
Algorithm based on the IRAF task ccdtime
Last Update: Feb 03 2004
Telescope:
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:
Your observation will require approximately seconds to complete.
Star counts:        Sky counts/pixel: Noise Contributions: Star     Sky     CCD
Table of Contents