Re: zeropoint corrections check

From: Robert A. Knop Jr. (robert.a.knop@vanderbilt.edu)
Date: Mon Apr 05 2004 - 20:54:07 PDT

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    On Mon, Apr 05, 2004 at 08:43:29PM -0700, Greg Aldering wrote:
    >
    > Zorig Zapcor Zcorr ZAdam Diff | Iorig Iapcor Icorr IAdam Diff
    > ----------------------------------------------------------------------------
    > -076 24.52 0.57 25.09 25.1 0.0 | 25.96 0.59 26.55 26.8 -0.3
    > -177 24.61 0.81 25.42 25.2 0.2 | 25.52 0.72 26.24 26.65 -0.41
    > -096 24.90 0.73 25.63 25.5 0.1 |
    >
    > Look at the "Diff" columns; the corrections look good in Z-band. In
    > I-band there is still a hint of a systematic (note the I-band magnitude
    > uncertainties are 0.2-0.3 mag, so this is just a hint).

    ...and with two data points, it's a little scary.

    -Rob 

    -- 
--Prof. Robert Knop
  Department of Physics & Astronomy, Vanderbilt University
  robert.a.knop@vanderbilt.edu

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