Re: Atlas 5/GPS 2F11 visible from Europe

From: Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>
Date: Sat, 31 Oct 2015 17:51:00 +0100
Using CeesĀ“ search TLE I gave it a try to spot the just launched Atlas 5
rocket
with the GPS 2F11 satellite.
It was predicted to pass just above Polaris, so I had a good idea were to
look.
However nothing was seen due to the still too bright sky.

Now preparing for the regular observations.

Regards
Leo


2015-10-31 16:13 GMT+01:00 C. Bassa via Seesat-l <seesat-l_at_satobs.org>:

> An Atlas 5 is scheduled to launch GPS 2F11 from Cape Canaveral
> today. The window opens at 16:13UT. The Centaur upper stage
> places itself and the payload in a transfer orbit which passes
> over Europe about 20 minutes after launch and may be visible to
> observers.
>
> The elset below is estimated from the GPS 2F11 mission overview
> (
> http://www.ulalaunch.com/uploads/docs/Mission_Booklets/AV/av_gpsiif11_mob.pdf
> )
> and constraints from previous GPS 2F launches with Atlas 5.
>
> GPS 2F11 Transfer orbit
> 1 84001U 15900A   15304.81302044  .00000000  00000-0  00000-0 0    06
> 2 84001  54.9889 183.9204 6029017  96.1467 180.1187  4.05702263    08
>
> Good luck,
>    Cees
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Received on Sat Oct 31 2015 - 11:51:46 UTC

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