From: Robert A. Knop Jr. (robert.a.knop@vanderbilt.edu)
Date: Sat Mar 27 2004 - 20:55:29 PST
> spectrum to correct its spectrum on that day. So he says that he
> gets
> the/ same/ /color /when he synthetically integrates over the R or I
> band
> for Rob's template or Serena's template or for the particular SN he is
> working with (and he repeats this for a large number of different
> supernova's spectra for the same epoch), but he get's /different K
> corrections/. If this is right it would presumably be because the
> excess signal in the uberspectrum is adding equally to the R and to the
> I band so that the color stays the same, but the K correction sees the
> excess signal.
I have a hard time rectifing this with the plots that he sent, where
there's a very clear difference in the continuum slopes for his spectra
and the template spectra, even when that absorption feature is small.
-Rob
-- --Prof. Robert Knop Department of Physics & Astronomy, Vanderbilt University robert.a.knop@vanderbilt.edu
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