Re: 2dFGRS limits

From: Robert A. Knop Jr. (robert.a.knop@vanderbilt.edu)
Date: Thu May 15 2003 - 15:21:28 PDT

  • Next message: Greg Aldering: "revised f(Om,w)"

    On Thu, May 15, 2003 at 03:17:21PM -0700, Greg Aldering wrote:
    > Basically the OM(z=0.15) that we were using came from a calculation
    > relating OM with f, where f comes from the logrithimic derivative of
    > the growth of structure in the universe. Hawkins et al used an
    > approximation (their eq 22) which does not account for w. Eric and I
    > fixed that.

    Ah, OK. Same measurment, now done right.

    > The table I sent is the value of f for any given OM in a flat
    > universe. In the context of the Hawkins et al result, in relates f
    > measured at z=0.15 with OM at redshift 0.15. So, you still need to
    > correct from OM at z=0.15 to OM at z=0.

    Doh -- OK, I'll code that in. That will probably "help", in that it
    will tend to move things to the left.

    -Rob

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


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