CORRECTION TO 2dFGRS

From: Greg Aldering (aldering@panisse.lbl.gov)
Date: Fri May 23 2003 - 16:49:44 PDT

  • Next message: Greg Aldering: "intermediate level fix"

    Hi Rob,

    Eric Linder noted that the 2dFGRS contours slid over to smaller Om
    in the new contours. We traced this to a calculation error on my part.
    Recall that I sent you the following:

    "Beta = f(OM,OL,w)/b. Hawkins et al have Beta = 0.49+/-0.09 and
     b = 1.04+/-0.11. This gives f = 0.433+/-0.108."

    Well, as you can see, the f value corresponds to Beta/b, rather than
    Beta*b. So, the 2dFGRS value of f should be 0.510+/-0.108. This means
    you will have to recalculate the 2dFGRS probability surface and redo
    figure 11. Also, change the value in the text to f = 0.51+/-0.11.

    Sorry for the slip-up.

    Greg



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