LB Obs 2016 Feb 27 pm

From: Leo Barhorst via Seesat-l <seesat-l_at_satobs.org>
Date: Sat, 27 Feb 2016 22:20:15 +0100
A sunny day was followed by a clear evening with excellent conditions.

Imaged a UNID that could be 90090; with Satfit I get:
90090   -2.386   -0.068    0.513 16558A   54.998
So this is most likely correct. No other sat wit lower residuals.
It was 46-50 sec late and a bit off track on 55 day old TLE; see below.
And it was variable in brightness.

18123 87 053A gave 1 bright flash.
36602 10 028E was R with P ~ 5.5 sec.
28538 05 004B was F with P ~18 sec.

28537 05 004A and 28541 05 004C were 9 sec early on 2 day old TLE; see below

00047 60 007C   4172 E 20160227175753153 17 25 1106274+653413 37 S
00047 60 007C   4172 E 20160227175801159 17 25 1125679+635097 37 S
13736 82 118A   4172 E 20160227180314164 17 25 1024414+591553 37 S
13736 82 118A   4172 E 20160227180321173 17 25 1005792+583686 37 S
90090 12 651A   4172 E 20160227180651175 17 25 1006452+612208 37 F
90090 12 651A   4172 E 20160227180701171 17 25 0959174+575827 37 F
37229 10 062H   4172 E 20160227181231135 17 25 1206726+583567 37 F
37229 10 062H   4172 E 20160227181241143 17 25 1156467+570804 37 F
37229 10 062H   4172 E 20160227181251141 17 25 1147165+553911 37 F
37229 10 062H   4172 E 20160227181301136 17 25 1138667+540693 37 F
11389 79 050A   4172 E 20160227181807165 17 25 0841131+270937 37 S
11389 79 050A   4172 E 20160227181812149 17 25 0844055+285377 37 S
28538 05 004B   4172 E 20160227182003142 17 25 0819846+255535 37 S
28538 05 004B   4172 E 20160227182011156 17 25 0827694+265302 37 S
28538 05 004B   4172 E 20160227182021152 17 25 0837560+280101 37 S
28538 05 004B   4172 E 20160227182031154 17 25 0847544+290515 37 S
37162 10 046A   4172 E 20160227182142153 17 25 0838622+255497 37 S
37162 10 046A   4172 E 20160227182151155 17 25 0833909+274258 37 S
37162 10 046A   4172 E 20160227182200154 17 25 0828823+293483 37 S
21949 92 023A   4172 E 20160227182811168 17 25 0832630+260830 37 S
21949 92 023A   4172 E 20160227182821164 17 25 0843192+292075 37 S
19851 89 018A   4172 E 20160227183523167 17 25 1307422+445801 37 S
19851 89 018A   4172 E 20160227183531173 17 25 1259314+441091 37 S
19851 89 018A   4172 E 20160227183541168 17 25 1249424+430756 37 S
19851 89 018A   4172 E 20160227183551175 17 25 1239799+415994 37 S
27470 02 037A   4172 E 20160227183645162 17 25 1300653+461075 37 S
27470 02 037A   4172 E 20160227183651176 17 25 1301415+453998 37 S
18123 87 053A   4172 E 20160227184251147 17 25 1613746+550157 37 F
18123 87 053A   4172 E 20160227184256132 17 25 1613563+553895 37 F
25615 98 055C   4172 E 20160227184631148 17 25 1721247+702084 37 S
25615 98 055C   4172 E 20160227184641149 17 25 1718374+681164 37 S
20692 90 050D   4172 E 20160227185856144 17 25 1346193+580035 37 S
20692 90 050D   4172 E 20160227185900174 17 25 1341428+571647 37 S
24827 97 028A   4172 E 20160227185921165 17 25 1314916+591758 37 S
24827 97 028A   4172 E 20160227185931173 17 25 1314684+580326 37 S
24827 97 028A   4172 E 20160227185941169 17 25 1314500+565065 37 S
24827 97 028A   4172 E 20160227185951165 17 25 1314394+554020 37 S
24827 97 028A   4172 E 20160227190001168 17 25 1314351+543119 37 S
20691 90 050C   4172 E 20160227190012166 17 25 1348185+580953 37 S
20691 90 050C   4172 E 20160227190016149 17 25 1343183+572539 37 S
20691 90 050C   4172 E 20160227190018175 17 25 1340946+570328 37 S
36602 10 028E   4172 E 20160227190323167 17 25 1331760+560279 37 S
36602 10 028E   4172 E 20160227190331173 17 25 1316791+562595 37 R
36602 10 028E   4172 E 20160227190341171 17 25 1256384+564460 37 R
20642 90 050E   4172 E 20160227191211142 17 25 1345764+593574 37 S
20642 90 050E   4172 E 20160227191221152 17 25 1333862+573965 37 S
20642 90 050E   4172 E 20160227191231148 17 25 1323504+554200 37 S
24907 97 043E   4172 E 20160227191231148 17 25 1307080+563264 37 S
24907 97 043E   4172 E 20160227191241147 17 25 1327313+565356 37 S
24907 97 043E   4172 E 20160227191251148 17 25 1346677+570130 37 S
19902 89 025A   4172 E 20160227191431149 17 25 1319160+555073 37 F
19902 89 025A   4172 E 20160227191441144 17 25 1328177+552310 37 F
39462 13 072A   4172 E 20160227192928196 17 25 1052998+371140 37 S
39462 13 072A   4172 E 20160227192936212 17 25 1043993+372833 37 S
18957 88 019A   4172 E 20160227193236212 17 25 1048886+371063 37 S
18957 88 019A   4172 E 20160227193242230 17 25 1057168+373593 37 S
23705 95 058B   4172 E 20160227193457176 17 25 0835294+384214 37 S
23705 95 058B   4172 E 20160227193506176 17 25 0837516+350271 37 S
28537 05 004A   4172 E 20160227193556180 17 25 0831808+355089 37 S
28541 05 004C   4172 E 20160227193556180 17 25 0830274+373169 37 S
28537 05 004A   4172 E 20160227193606177 17 25 0837070+331787 37 S
28541 05 004C   4172 E 20160227193606177 17 25 0835766+345896 37 S
10933 78 056D   4172 E 20160227193856180 17 25 0849535+380499 37 F
07714 75 023A   4172 E 20160227194258185 17 25 0851618+393452 37 S
07714 75 023A   4172 E 20160227194306189 17 25 0848218+361209 37 S
26081 00 008A   4172 E 20160227195146197 17 25 0844309+370968 37 S
26081 00 008A   4172 E 20160227195156200 17 25 0854010+355223 37 S
28538 05 004B   4172 E 20160227201228185 17 25 1357973+723748 37 S
28538 05 004B   4172 E 20160227201236189 17 25 1406069+710098 37 F
28538 05 004B   4172 E 20160227201246195 17 25 1414376+690343 37 F
28538 05 004B   4172 E 20160227201253204 17 25 1419260+674290 37 S
41336 16 011B   4172 E 20160227202346207 17 25 1818155+620792 37 S
41336 16 011B   4172 E 20160227202355209 17 25 1830487+610230 37 S

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

Residuals:
Norad Cospar         X-track           delta T      TLE age  range
90090 12 651A    | -0.08212 deg  -46.504 sec  55.0 day, 1021.1 km
90090 12 651A    | -0.11878 deg  -49.877 sec  55.0 day, 1055.0 km

28537 05 004A    |  0.04269 deg    9.161 sec   2.0 day, 1301.6 km
28541 05 004C    |  0.02674 deg    9.221 sec   2.0 day, 1289.1 km

The residuals of the other classified satellites are low.
***************************************************************************************
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 Sat Feb 27 2016 - 15:21:06 UTC

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