Quote:
Originally Posted by Slawomir
EDIT: However, the image resulting from subtracting SuperBias from Master Bias has a st.dev of about 1.2ADU, so wouldn't that indicate of injecting 1.2x0.26~0.3e of noise into light frames during calibration?
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Suavi,
I was using the difference of the stdevs (2.143-1.756) and converting to e-. I don't know that either answer is incredibly accurate. I think the approach of using a master and a super on real data and measuring the end result is more reliable.
Cheers,
Rick.