Re: Re: Question about geosats' flares

From: Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>
Date: Wed, 28 Oct 2015 10:50:30 +0100
The observer-satellite-sun angle is different for shadow entry and shadow
exit.
The reflections will be different too as the satellite keeps its solarpanels
pointed to the sun.

Regards
Leo


2015-10-28 10:19 GMT+01:00 Björn Gimle <seesat-l_at_satobs.org>:

> ---------- Vidarebefordrat meddelande ----------
> Från: "Björn Gimle" <bjorn.gimle_at_gmail.com>
> Datum: 28 okt 2015 10:17
> Ämne: Re: Question about geosats' flares
> Till: "Vladislav Gooba" <vladhuba_at_ukr.net>
> Kopia:
>
> Since the geosats we usually observe near equinoxes always have declination
> pointing errors up to +-23 degrees I do not expect good RA accuracy.
> Den 28 okt 2015 09:31 skrev "Vladislav Gooba via Seesat-l" <
> seesat-l_at_satobs.org>:
>
> > Observing the flares, I have noticed that
> >  brightness of flare before entering the
> >  shadow is always different from flare after
> >  exiting the shadow. Earlier I thought that
> >  the flares must be of the equal brightness.
> >  Why it is not so?
> >
> > Sincerely,
> > Vlad
> >
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Received on Wed Oct 28 2015 - 04:50:59 UTC

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