LB Obs May 20-21 night

From: Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>
Date: Sun, 21 May 2017 09:05:03 +0200
After five days with clouds, rain, high temperatures the sky cleared in
the evening. At dusk almost clear skies, but still a lot of thin and
thicker clouds in the first hour.

28057 03 049A was F, P ~ 10 sec.

Several satellites have higher residuals; see below.
Large time differences with not to old TLE's.
37386 and 37391 were 29 sec early on 6 day old TLE
16592 was 51 sec early on 5 day old TLE
36124 was 18 sec late on 6 day old TLE
Manoeuvred or bad TLE's??

37386 11 014A   4172 G 20170520210700687 17 25 2015255+694858 37 S
37386 11 014A   4172 G 20170520210710688 17 25 2001188+673039 37 S
37386 11 014A   4172 G 20170520210719089 17 25 1951323+652819 37 S
37391 11 014B   4172 G 20170520210652606 17 25 2017326+702651 37 S
37391 11 014B   4172 G 20170520210700832 17 25 2004821+683192 37 S
37391 11 014B   4172 G 20170520210710470 17 25 1952913+661700 37 S
28647 05 016B   4172 G 20170520210720528 17 25 1956835+702798 37 S
28647 05 016B   4172 G 20170520210730531 17 25 2000119+661743 37 S
39731 14 024A   4172 G 20170520211230528 17 25 1950097+694654 37 S
39731 14 024A   4172 G 20170520211240533 17 25 2032697+712272 37 S
31701 07 027A   4172 G 20170520211300534 17 25 2002251+735203 37 S
31701 07 027A   4172 G 20170520211310530 17 25 2017947+713191 37 S
31708 07 027C   4172 G 20170520211303523 17 25 1952802+742558 37 S
31708 07 027C   4172 G 20170520211310530 17 25 2006150+724698 37 S
31708 07 027C   4172 G 20170520211320535 17 25 2020423+703022 37 S
21799 91 076C   4172 G 20170520212100547 17 25 1826915+415305 37 S
21799 91 076C   4172 G 20170520212110548 17 25 1845561+415590 37 S
38109 12 014A   4172 G 20170520212500552 17 25 1723309+305274 37 S
38109 12 014A   4172 G 20170520212510548 17 25 1717990+330176 37 S
14521 83 115A   4172 G 20170520220253646 17 25 1810057+371936 37 S
14521 83 115A   4172 G 20170520220303643 17 25 1808335+352305 37 S
14521 83 115A   4172 G 20170520220313642 17 25 1806809+332796 37 S
21809 91 076E   4172 G 20170520221113658 17 25 2211098+621375 37 S
21809 91 076E   4172 G 20170520221123659 17 25 2214732+595004 37 S
21809 91 076E   4172 G 20170520221131664 17 25 2217301+580268 37 S
40539 15 015B   4172 G 20170520221506650 17 25 1901813+642716 37 S
40539 15 015B   4172 G 20170520221513660 17 25 1936176+681236 37 S
41334 16 010A   4172 G 20170520223024648 17 25 1856893+323797 37 S
41334 16 010A   4172 G 20170520223033653 17 25 1846451+323484 37 S
41334 16 010A   4172 G 20170520223043651 17 25 1834386+322597 37 S
18986 88 023B   4172 G 20170520223723654 17 25 1901320+403258 37 S
18986 88 023B   4172 G 20170520223733659 17 25 1853293+374740 37 S
26907 01 040C   4172 G 20170520223723654 17 25 1903512+412830 37 S
26907 01 040C   4172 G 20170520223733659 17 25 1904132+391437 37 S
26907 01 040C   4172 G 20170520223743653 17 25 1904714+370454 37 S
19460 88 078A   4172 G 20170520224235623 17 25 2006523+191806 37 I
19460 88 078A   4172 G 20170520224243627 17 25 2013105+204517 37 I
19460 88 078A   4172 G 20170520224253627 17 25 2021565+223317 37 I
19460 88 078A   4172 G 20170520224300643 17 25 2027726+234718 37 I
40342 14 080E   4172 G 20170520224625625 17 25 2050112+410817 37 S
40342 14 080E   4172 G 20170520224633635 17 25 2057715+405717 37 F
40342 14 080E   4172 G 20170520224643631 17 25 2106731+404021 37 S
40342 14 080E   4172 G 20170520224653629 17 25 2115262+402108 37 S
28647 05 016B   4172 G 20170520224803628 17 25 2055081+402233 37 S
28647 05 016B   4172 G 20170520224813636 17 25 2054771+373233 37 S
21808 91 076D   4172 G 20170520225243642 17 25 0242406+754561 37 S
21808 91 076D   4172 G 20170520225253645 17 25 0157698+735317 37 S
21808 91 076D   4172 G 20170520225303643 17 25 0125037+714074 37 S
10541 77 123B   4172 G 20170520225356631 17 25 0251155+724843 37 S
10541 77 123B   4172 G 20170520225403647 17 25 0233006+740191 37 S
10541 77 123B   4172 G 20170520225413642 17 25 0200434+753841 37 S
17590 87 027B   4172 G 20170520230148669 17 25 1908308+560612 37 S
17590 87 027B   4172 G 20170520230150662 17 25 1913470+562044 37 S
26905 01 040A   4172 G 20170520230543666 17 25 1856544+542842 37 S
26905 01 040A   4172 G 20170520230553663 17 25 1858991+514622 37 S
26905 01 040A   4172 G 20170520230600672 17 25 1900623+495500 37 S
37813 11 050A   4172 G 20170520235138668 17 25 2123867+575905 37 S
37813 11 050A   4172 G 20170520235148638 17 25 2154922+613376 37 S
23908 96 029C   4172 G 20170520235233654 17 25 2140064+624762 37 S
23908 96 029C   4172 G 20170520235243655 17 25 2134509+601264 37 S
23908 96 029C   4172 G 20170520235253653 17 25 2129951+573996 37 S
23908 96 029C   4172 G 20170520235603656 17 25 2106415+212507 37 S
23908 96 029C   4172 G 20170520235613656 17 25 2106361+200713 37 S
23908 96 029C   4172 G 20170520235623654 17 25 2106252+185155 37 S
23908 96 029C   4172 G 20170520235633656 17 25 2106257+173832 37 S
23908 96 029C   4172 G 20170520235643659 17 25 2106298+162809 37 S
40964 15 058A   4172 G 20170520235603656 17 25 2050685+174436 37 S
40964 15 058A   4172 G 20170520235613656 17 25 2057973+183477 37 S
40964 15 058A   4172 G 20170520235623654 17 25 2105198+192231 37 S
40964 15 058A   4172 G 20170520235633656 17 25 2112437+200760 37 S
40964 15 058A   4172 G 20170520235640670 17 25 2117430+203651 37 S
40981 15 058R   4172 G 20170520235607643 17 25 2049507+172072 37 S
40981 15 058R   4172 G 20170520235613656 17 25 2053948+175218 37 S
40981 15 058R   4172 G 20170520235623654 17 25 2101167+184141 37 S
40981 15 058R   4172 G 20170520235633656 17 25 2108313+192788 37 S
40981 15 058R   4172 G 20170520235643659 17 25 2115492+201232 37 S
16592 86 014B   4172 G 20170521000353688 17 25 2020236+285050 37 S
16592 86 014B   4172 G 20170521000359890 17 25 2020467+263530 37 S
39061 13 002A   4172 G 20170521001341358 17 25 2041134+630673 37 S
39061 13 002A   4172 G 20170521001348371 17 25 2108603+665489 37 S
41334 16 010A   4172 G 20170521001411369 17 25 2051658+624846 37 S
41334 16 010A   4172 G 20170521001421364 17 25 2030404+644561 37 S
39062 13 002B   4172 G 20170521002131352 17 25 2023774+651941 37 S
39062 13 002B   4172 G 20170521002136355 17 25 2048088+685162 37 S
05557 71 087A   4172 G 20170521002633335 17 25 2031496+515162 37 S
05557 71 087A   4172 G 20170521002639354 17 25 2017439+501392 37 S
23862 96 029D   4172 G 20170521002851343 17 25 2020931+570280 37 S
23862 96 029D   4172 G 20170521002901344 17 25 2023310+541056 37 S
23862 96 029D   4172 G 20170521002916363 17 25 2026489+500068 37 S
05847 72 009B   4172 G 20170521003541351 17 25 2036891+553671 37 S
05847 72 009B   4172 G 20170521003551349 17 25 2030564+520276 37 S
05679 71 110B   4172 G 20170521004232357 17 25 2343834+613246 37 S
05679 71 110B   4172 G 20170521004241366 17 25 2329494+593010 37 S
05679 71 110B   4172 G 20170521004251362 17 25 2315502+570846 37 S
38256 12 020A   4172 G 20170521004711365 17 25 2321347+565454 37 S
38256 12 020A   4172 G 20170521004719378 17 25 2349732+590796 37 S
33318 08 040G   4172 G 20170521004911337 17 25 2322617+570121 37 S
33318 08 040G   4172 G 20170521004921339 17 25 2352703+593073 37 S
36124 09 073A   4172 G 20170521010812354 17 25 2121544+411145 37 S
36124 09 073A   4172 G 20170521010821378 17 25 2104008+382037 37 S
23936 96 029E   4172 G 20170521011251331 17 25 1915924+280220 37 S
23936 96 029E   4172 G 20170521011301330 17 25 1920814+255350 37 S
24907 97 043E   4172 G 20170521012821352 17 25 1949995+260927 37 S
24907 97 043E   4172 G 20170521012825339 17 25 1953126+274386 37 S
41898 16 074A   4172 G 20170521013511366 17 25 1948149+265009 37 S
41898 16 074A   4172 G 20170521013517379 17 25 1940725+241629 37 S
40964 15 058A   4172 G 20170521014621341 17 25 2129303+650810 37 S
40964 15 058A   4172 G 20170521014630350 17 25 2154057+645609 37 S
40981 15 058R   4172 G 20170521014622338 17 25 2115688+644415 37 S
40981 15 058R   4172 G 20170521014631345 17 25 2140643+644197 37 S
39475 13 072P   4172 G 20170521014901345 17 25 0047191+634345 37 F
39475 13 072P   4172 G 20170521014911346 17 25 0032012+681330 37 S
41334 16 010A   4172 G 20170521015702355 17 25 2313207+604210 37 S
41334 16 010A   4172 G 20170521015711360 17 25 2306204+631462 37 S
41334 16 010A   4172 G 20170521015721356 17 25 2256670+660681 37 S
37814 11 050B   4172 G 20170521015933355 17 25 2256898+264430 37 S
37814 11 050B   4172 G 20170521015941362 17 25 2306436+294562 37 F
37814 11 050B   4172 G 20170521015948373 17 25 2315399+322728 37 S
28057 03 049A   4172 G 20170521020123352 17 25 2319075+314881 37 F
28057 03 049A   4172 G 20170521020131363 17 25 2309052+301457 37 S
28057 03 049A   4172 G 20170521020141367 17 25 2256852+281262 37 F
28646 05 016A   4172 G 20170521020924324 17 25 2245023+375655 37 S
28646 05 016A   4172 G 20170521020931337 17 25 2256609+373566 37 S
28646 05 016A   4172 G 20170521020939347 17 25 2309021+370740 37 S
25991 99 067A   4172 G 20170521021631344 17 25 2240671+302518 37 S
25991 99 067A   4172 G 20170521021641345 17 25 2228475+280433 37 S
25991 99 067A   4172 G 20170521021649352 17 25 2219209+260728 37 S

Residuals wrt the latest classfd.tle file.
Norad Cospar         Cross-track     delta T      TLE age  range
37386 11 014A  |  0.07092 deg   29.384 sec   5.9 day, 1500.9 km
37391 11 014B  |  0.06975 deg   29.431 sec   5.9 day, 1499.4 km
16592 86 014B  |  0.32711 deg   51.485 sec   4.7 day, 743.3 km
36124 09 073A  | -0.10463 deg  -18.336 sec   6.0 day, 864.9 km

The residuals of the other classified satellites are low.
2017 total obs: 6073 + 127 = 6200
************************************************************
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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 Sun May 21 2017 - 02:05:41 UTC

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