From: Vallery Stanishev (vall@physto.se)
Date: Fri Dec 03 2004 - 10:31:31 PST
Hi All,
This is also consistent with the SN spectrum, which suggest z~1.72.
Meanwhile, I have reduced the spectrum with the new version of aXe.
However, it needs a it more work to get the final spectra of the SN and
host. I will do that next week.
Vallery
On Fri, 3 Dec 2004, Rachel Gibbons wrote:
> By the way, it'd also be nice to have the fits on the Wiki page.
>
> On Fri, Dec 03, 2004 at 10:51:12AM -0600, Rachel Gibbons wrote:
> > Tomas and Ariel,
> >
> > z~1.8, wow!
> >
> > As I note on the page, I can quote statistical errors. In fact,
> > I did make estimates of the NIC2 errors, which you can find further
> > down the page, but I can easily transfer those numbers to the top
> > table. The ACS errors I didn't bother calculating, but thought
> > you might want to see them eventually.
> >
> > Rachel
> >
> > On Fri, Dec 03, 2004 at 05:44:52PM +0100, Ariel Goobar wrote:
> > > Hi All,
> > >
> > > Tomas had a look at the host colors that Rachel posted. We couldn't
> > > find error bars on all those colors so he experimented a bit with
> > > errors in the fluxes ranging from 0.02 to 0.1 mag. He did this for both
> > > apertures quoted and the two knots. So, both knots seem
> > > definitely to have the same redshift. Depending on
> > > what the errors actually are, the best fit photo-z's
> > > come out between 1.69 and 1.86. For all choices, the
> > > actual distributions around the best fit values are
> > > nicely gaussian and have a sigma consitent with the range
> > > above. So, I think the final number will be something
> > > around z~1.8 +- 0.1. What remains is work out what the
> > > error on the measured colors are, but looking at Tomas'
> > > plots, I don't think his analysis would yield a
> > > different answer for any reasonable values of the errors.
> > >
> > > Cheers,
> > > Ariel
> > >
> > > On Thu, 2 Dec 2004, Rachel Gibbons wrote:
> > >
> > > > Ariel,
> > > >
> > > > If you go to the candidate page and click on "MingusHost"
> > > > you'll find magnitudes in the first table you see.
> > > >
> > > > Ciao,
> > > >
> > > > Rachel
> > > >
> > > >
> > >
> > > --
> > > ___________________________________________________________________
> > > 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
> > >
>
>
-- ******************************************************** Dr. Vallery Stanishev Stockholm University AlbaNova University Center FYSIKUM 106 91 Stockholm SWEDENtel: +46 8 55378731 fax: +46 8 55378601 vall@physto.se vall_1@yahoo.com ********************************************************
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