[vsnet-chat 4624] Re: Photometry of variables involved with other stars

[Rudolf Novak <novak@hvezdarna.cz>]

Dear Gianluca,


IMHO I'd prefer rather PSF photometry and reporting those PSF magnitudes.

Have a nice day

Rudolf

Gianluca Masi wrote:

>Dear Colleagues,
>I've been observing V446 Her, as part of the 2001 campaign presented to
>the VSNET by Nogami et al. But, you know, that variable is involved with
>a couple of stars, and while performing photometry with a normal
>equipment you have to measure those three stars (the variable + two
>normal objects) as a whole. Indeed, that is the strategy suggested by
>the campaign coordinators (they take care to remove the effect of the
>two stars), but I was wondering how one has to do in general, for
>example if she/he would like to report data to VSNET. Can she/he report
>the magnitude of the "complex" object (the three star in the case of
>V446 Her) or there is a better idea?
>
>Sincerely,
>Gianluca
>

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