Re: comparison of mb and stretch, old and new

From: Andy Howell (DAHowell@lbl.gov)
Date: Mon Mar 17 2003 - 15:03:15 PST

  • Next message: Gerson Goldhaber: "Re: comparison of mb and stretch, old and new and color"

    Rob,
    There appears to be no correlation between mb and E(B-V)_MW.
    See the attached graph.
    -Andy

    Robert A. Knop Jr. wrote:

    >On Fri, Mar 14, 2003 at 01:00:03PM -0800, Andy Howell wrote:
    >
    >
    >>There is a systematic difference between the two papers in both s and
    >>mb. Most of the points lie either above
    >>or below the s=s or mb=mb line in the two plots.
    >>
    >>
    >
    >Note that there is a possible explanation with mb -- specifically, the
    >extinction was done a little differently (different extinction law).
    >(Plus, the P99 paper, if I recally, says something wrong about the
    >A_R/E(B-V) you want to use and how it varies with redshift.) It might
    >be interesting to correlate residual in mb with E(B-V)_MW.
    >
    >-Rob
    >
    >
    >


    This archive was generated by hypermail 2.1.4 : Mon Mar 17 2003 - 15:03:18 PST