Re: Geostationary Eclipse Season and Geosat Flares are here!

From: Arto Oksanen via Seesat-l <seesat-l_at_satobs.org>
Date: Thu, 1 Mar 2018 16:28:57 +0200
Geostationary satellites show very clearly on this Solar observation made
yesterday with the radio telescope of Hankasalmi observatory in Finland.
The telescope is monitoring the Sun at 10-11 GHz.

http://murtoinen.dyndns.org:8888/sun/sun_20180228.png

arto

2018-02-27 20:05 GMT+02:00 Björn Gimle via Seesat-l <seesat-l_at_satobs.org>:

> With HeavenSat it is very easy, using the F10/Sky settings for Earth Umbra,
> and selecting desired dates and times.
>
> For some reason, 2.4.9 will only show satellite tracks relative to the
> Alt/Az grid -
> my old 2.4.1 showed (could show?) them relative to the stars, which made it
> very easy to see when some satellite would approach the shadow limit.
> Attachment is for my location, UTC.
> Around spring equinox near the equator, later in the southern hemisphere.
>
> Previously I used a spreadsheet I wrote to get the RA/Dec of a large number
> of points on the shadow edge, and have them plotted in SkyMap
> (which can also be done in HeavenSat )
>
> --------------------------------------------------------
> Björn Gimle, COSPAR 5919
> 59.2617 N, 18.6169 E, 51 m
> Satellite observation formats described:
> http://www.satobs.org/position/IODformat.html
> ---------------------------------------------------------
>
> 2018-02-22 22:57 GMT+01:00 Brad Young via Seesat-l <seesat-l_at_satobs.org>:
>
> > I don’t know if anyone else has responded Bob but it’s pretty easy.
> > Instead of a table (which is probably in the archives) here is a method
> > which is in the teach a guy to fish mode.
> > Whenever the sun reaches the declination where are your Geosats lie, that
> > is the best date to see them. For instance, for me at 36° North, Geosats
> > appear at -5.3 declination. The date the sun appears at that declination
> is
> > around March 7; from JPL Horizons Sol ephemeris:2018-Mar-07    23:09
> -05
> > 28
> > ...
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> >
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-- 
Arto Oksanen
arto.oksanen_at_jklsirius.fi
Muurame, Finland
facebook.com/artooksanen | instagram: _at_artooksanen | twitter: @oksanen

"In a world where I feel so small, I can't stop thinking big."
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Received on Thu Mar 01 2018 - 08:29:56 UTC

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