LB Obs 2016 Dec 22 pm

From: Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>
Date: Thu, 22 Dec 2016 19:13:35 +0100
It cleared late in the afternoon for a short period.
Imaged a few satellites before clouds moved in again.

20642 was a bit off track; see below.

21799 91 076C   4172 G 20161222163706733 17 25 1831596+412772 37 S
21799 91 076C   4172 G 20161222163712745 17 25 1839869+411747 37 S
21799 91 076C   4172 G 20161222163718769 17 25 1848198+410456 37 S
20642 90 050E   4172 G 20161222164122764 17 25 1720832+475482 37 S
20642 90 050E   4172 G 20161222164132761 17 25 1712104+515374 37 S
37229 10 062H   4172 G 20161222164917749 17 25 1832866+632136 37 S
37229 10 062H   4172 G 20161222164927709 17 25 1851344+630407 37 S
06257 72 085B   4172 G 20161222165052726 17 25 1837658+611592 37 S
06257 72 085B   4172 G 20161222165102727 17 25 1817196+640038 37 S
07477 74 079B   4172 G 20161222165403733 17 25 1819499+635510 37 S
07477 74 079B   4172 G 20161222165412744 17 25 1842035+624055 37 S
07477 74 079B   4172 G 20161222165420750 17 25 1901029+611996 37 S
23851 96 024A   4172 G 20161222170006727 17 25 1212190+683990 37 S
23851 96 024A   4172 G 20161222170012741 17 25 1215116+673366 37 S
23851 96 024A   4172 G 20161222170022741 17 25 1219104+654662 37 S
23851 96 024A   4172 G 20161222170029759 17 25 1221448+643510 37 S
29522 06 050A   4172 G 20161222170512745 17 25 1234727+664740 37 S
29522 06 050A   4172 G 20161222170522753 17 25 1237112+645820 37 S

See for the IOD-format:   http://www.satobs.org/position/IODformat.html

Residuals wrt the classfd.tle file of Dec 21.
Norad Cospar         Cross-track    delta T      TLE age  range
20642 90 050E   | -0.27107 deg   -0.609 sec   8.0 day, 977.0 km
23851 96 024A   |  0.02425 deg    1.148 sec   6.0 day, 1551.1 km

The residuals of the other classified satellites are low.
************************************************************
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Setup: WATEC 120N, 50 mm F1:1.8, NTP, Celestron Nexstar
Observations made and reduced with Sattools
Cospar 4172 ALMERE 52.3713 N 5.2580 E –3 ASL
Best regards     Leo Barhorst
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Received on Thu Dec 22 2016 - 12:14:14 UTC

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