Gstar 4

 1990-100B

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GTE Satellite Corp.'s final Gstar was launched in 1990 aboard the same Ariane as Satcom C-1. The spacecraft was another GE Astro Space series 3000, and provided VSAT (very small aperture terminal) communications relay services.

GStar 4
Date	Time	Event	Orbit
1990 Nov 20	2311	Launch by Ariane 42P (V40)	CSG
		T+1:28 PAL sep
		T+3:20 St 1 sep
		T+3:22 St 2 MES
		T+4:29 Fairing
		T+5:33 St 2 sep
		T+5:37 St 3 MES
	2328	T+17:41 St 3 MECO
	2330	T+19:16 Satcom C1 sep
	2332	T+21:27 Sylda sep
	2334	T+23:03 Gstar 4 sep
1990 Nov 21	0500?	Apo 1	629.13 216 x 35670 x 7.0 ?
	1000?	Peri 1
	1500?	Apo 2
	2030?	Peri 2
1990 Nov 22	0230?	Apo 3 125E
	0700?	Peri 3
	1300?	Apo 4 30W
	1800?	Peri 4
	2300?	Apo 5 170E
1990 Nov 23	0430?	Peri 5
	1000?	Apo 6 10E
	1500?	Peri 6
	2000?	Apo 7 140W
1990 Nov 23	1937?	Star 30C burn
1990 Nov 24			1421.20 35268 x 35720 x 0.1 GEO 136.3W+3.8E
1990 Nov 24	0800?	Braking	1424.29 35338 x 35771 x 0.1 GEO 136.3W+3.0E/d
1990 Dec 1		mv in	1436.24 35784 x 35794 x 0.0 GEO 125.1W
1991 Mar 4			1436.07 35781 x 35790 x 0.0 GEO 125.1W
1992 Aug 28			1436.06 35776 x 35795 x 0.0 GEO 125.0W
1992 Aug 30		mv out
1992 Oct 11			1436.23 35780 x 35797 x 0.1 GEO 104.9W
1992 Dec 29			1436.10 35785 x 35788 x 0.0 GEO 105.0W
1994 Mar 20			1436.09 35784 x 35789 x 0.0 GEO 105.0W
1995 Jan 21			1436.09 35785 x 35787 x 0.0 GEO 105.0W
1997 Apr 24			1436.09 35779 x 35794 x 0.1 GEO 105.0W
1999 Jun 15			1436.09 35770 x 35802 x 0.0 GEO 105.0W
2003 Sep 5			1436.10 35779 x 35793 x 1.0 GEO 105.0W