From: Saul Perlmutter (saul@lbl.gov)
Date: Sat Oct 18 2003 - 00:10:24 PDT
...Also, could you extend the study to z = 1.5?
--Saul
Saul Perlmutter wrote:
> Hi Vitaliy, Is it easy for you to check the following things?--
> First, if you assume that you will not be able to get another observation for at least 7 days
> after the discovery does that change anything? (This might be the delay necessary to run the
> search, find the supernova, and request the HST to put the follow-up on the calendar.)
> Second, in the cases in which the supernova is found after maximum, does it help determine
> "stretch" if you include the 3/4-of-an-orbit from 45 days-before-discovery (i.e., from the
> "reference" image taken in the previous iteration of the search)?
> Third, what happens if you only use 7 (or fewer) orbits for the lower-redshift supernovae?
> Fourth, did you check whether you want the sequence of observations to stop at 45 days past
> discovery? Would it be better to extend the schedule of "follow-up" orbits beyond that date
> -- or, alternatively, to end them earlier than your current examples?
>
> --Saul
>
> Vitaliy Fadeyev wrote:
>
> > Dear Searchers,
> >
> > attached please find a short note about the optimization
> > of the observation strategies for the upcoming HST search.
> >
> > The software tools for study were provided by Rob. An essential
> > input is the signal-to-noise tables from Rachel. Undoubtely
> > the study is not yet complete, however some preliminary
> > conclusions can be drawn.
> >
> > Cheers,
> > vitaliy
> >
> > P.S. I will not be around on Monday and Tuesday, but will check
> > emails this weekend.
> >
> > ------------------------------------------------------------------------
> > Name: HST_search_optimization.ps
> > HST_search_optimization.ps Type: Postscript Document (application/postscript)
> > Encoding: 7bit
> > Download Status: Not downloaded with message
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