RE: Soyuz-Fregat VS12; Insertion burn visible from Northern Europe

From: Jon . via Seesat-l <seesat-l_at_satobs.org>
Date: Thu, 10 Sep 2015 22:33:07 +0200
Hi all;

I was trying to estimate the final MEO orbit when Cees mailed to seesat his
estimation.

Here his estimation of just after MEO insertion orbit (copied from last
post):

Cees estimation
1 84001U 14900A   15254.15045429  .00000000  00000-0  00000-0 0    07
2 84001  55.9763 327.1061 6365096  57.0615  62.9644  3.56407484    01

I've taken the freedom to modify a bit the inclination to match press kit's
info:

Cees estimation2                                       202 X 23248 km
1 84002U 14902A   15254.15045429 0.00000000  00000-0  00000+0 0    09
2 84002  57.3940 327.1061 6365096  57.0615  62.9644  3.56407484    05


And here the final orbit estimation:

GALILEO 9-10 estimation                              23559 X 23593 km
1 70001U 15501A   15254.13069444 0.00000000  00000-0  00000+0 0    00
2 70001  57.3942 325.1154 0005535 231.4658 300.1046  1.67457620    00

Not clear why my TLE (the last one) is about 2 degrees off of RAAN (its my
fault). This is rought estimation taken from #40545 initial orbit and
adapted for this launch.



Good luck catching!


Jon.



-- 
Jon, COSPAR 6242, 42.9453, -2.82839, 623m, Bitoriano, Basque Country.
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Received on Thu Sep 10 2015 - 15:34:06 UTC

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