[Aavso-photometry] CCD Observations
Steven Orlando
sorlando at sorlando.com
Sat Oct 13 15:24:49 EDT 2007
Hello All!
I do my mag observations by imaging two Landolt fields at high and low airmass, and then image the target. I calculate the transforms, ZP and extinction coeff using Photored, and then I use photored's differential photometry routine to get the transformed mags of the target.
I normally don't use AAVSO charts for this, I use catalogs and The Sky to get mags.
When we use webobs, we can't submit unless we use an AAVSO chart.
How should I report this? I sometimes get my mags from "The Sky" using Tycho or UCAC2 Stars, not AAVSO charts.
Steve
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