Re: "too blue" supernovae

From: Ariel Goobar (ariel@physto.se)
Date: Fri Feb 28 2003 - 05:03:20 PST

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    Ok, I had a *really* quick look: the 2 points at the higher z's move
    redder by 0.04 and 0.07 mag. I'll e-mail Bruno asking what filters
    an K-corrs. they used.
    Cheers,
        Ariel

    On Fri, 28 Feb 2003, Robert A. Knop Jr. wrote:

    > On Fri, Feb 28, 2003 at 01:29:30PM +0100, Ariel Goobar wrote:
    > > Ok, now I understand what you did - and did not. What we could do
    > > very quicky is estimate the change in K-corrections for Cousins' R & I
    > > for the listed redshifts with your ubersspectrum. We can then (hopefully)
    > > show that "bias" is sufficient to account for the effect in the
    > > Leibundgut paper.
    >
    > Can you do that? The uberspectrum I used is:
    >
    > http://brahms.phy.vanderbilt.edu/~rknop/scp/snflux_1a.robv5umed
    >
    > Of coures, really to do it requires their actual filters and some idea
    > of their old K-corrections. I suspect that Peter's original
    > uberspectrum will yield K-corrections very close to their old
    > K-corrections.
    >
    > -Rob
    >
    > 

    -- 
___________________________________________________________________
Ariel Goobar (www.physto.se/~ariel)
Department of Physics, Stockholm University
AlbaNova University Center, SE-106 91 Stockholm, SWEDEN
tel: +46 8 55378659 fax: +46 8 55378601

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