Fleetsatcom 4

 1980-087A

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FLTSATCOM F4 was launched in Oct 1980 into geostationary orbit. After testing at 124W it was moved to the Fltsatcom Pacific position at 172E.

FLTSATCOM F4
Date	Time	Event	Orbit
1980 Oct 31	0354	Launch by Atlas Centaur	CC LC36
		T+2:19 BECO
		T+2:23 Booster jettison 59.2 km 2.4275km/s
		T+3:04 Insulation pack jettison 96 km 2.770 km/s
		T+4:15 SECO
		T+4:17 Atlas sep 146.3 km 3.604 km/s 9.3deg
	0358	T+4:24 MES-1
	0358	T+4:35 Fairing 156.4 km 3.654 km/s
	0404	T+10:10 MECO-1	148 x 363 x 28.8?
	0419	T+25:11 MES-2 1:38
	0420	T+26:49 MECO-2
	0423	T+29:05 Centaur sep	630.32 168 x 35779 x 26.4
		T+33:54 Centaur venting	607.57 193 x 34563 x 26.5
1980 Oct 31	1000?	Apo 1
	2000?	Apo 2
1980 Nov 1	0700?	Apo 3
	1700?	Apo 4
1980 Nov 2	0300?	Apo 5
1980 Nov 2	0311?	Star 37 burn	1418.72 34901 x 35989 x 2.4 GEO 168.3W+4.4E
	1400?	Apo 6
1980 Nov 3			1428.31 35033 x 36234 x 2.5 GEO 167.9W+2.0E
1980 Nov 22			1428.21 35033 x 36230 x 2.4 GEO 128.6W+2.0E
1980 Nov 25		mv in	1436.02 35533 x 36036 x 2.4 GEO 123.9W
1980 Dec		Testing	GEO 124W
1981 Jan 12			1435.90 35534 x 36030 x 2.3 GEO 122.6W
1981 Jan 12		mv out	1445.31 35761 x 36171 x 2.3 GEO 123W+2.2W
1981 Feb 10		mv in	1436.24 35762 x 35816 x 2.2 GEO 173.1E
1981 Apr 5			1436.12 35772 x 35801 x 2.1 GEO 171.4E
1981 Jun			GEO 171.7E
1982 Feb 3			1436.10 35757 x 35815 x 1.5 GEO 171.2E
1982 Jun			GEO 172E
1983 May 11			1436.07 35766 x 35805 x 0.5 GEO 171.3E
1985 Jan 5			1436.05 35772 x 35798 x 1.2 GEO 171.2E
1988 Jul 25			1435.85 35768 x 35795 x 4.6 GEO 172.5E
1990 Sep 18			1436.11 35770 x 35803 x 6.5 GEO 171.7E
1992 Jun 30			1436.13 35760 x 35814 x 8.1 GEO 171.4E
1995 Nov 16			1436.09 35768 x 35804 x 10.5 GEO 171.8E