Saturday, March 18, 2006

SBS-4

 1984-093B


Originally owned by Satellite Business Systems, Inc., the spacecraft was sold to MCI in 1985 and transferred to IBM Satellite Transponder Leasing Corp. in 1987. In 1993 communications capacity on the satellite was bought up by NBC. In 1990 STLC was acquired by Hughes/HCI. By 2000, SBS 4 was assigned to Hughes Global Services and renamed HGS-5. In 2003-2004 it was moved to 125W, and then in 2005 it was retired.


SBS 4 
 

DateTimeEventOrbit  

1984 Aug 30  2040  Deploy from PAM-D ASE, OV103 
1984 Aug 30  2125  PAM-D ignition 83s 
 2126  PAM-D burnout 
 2128  PAM-D sep 
1984 Sep 1    630.96 294 x 35686 x 22.8 
1984 Sep 1  2049  AKM 56s burn 
1984 Sep 2    1423.22 35371 x 35696 x 0.6 GEO 112.6W+3.3E 
1984 Sep 5    1431.98 35656 x 35755 x 0.6 GEO 102.0W+1.0E 
1984 Sep 14    1436.01 35772 x 35796 x 0.5 GEO 101.9W 
1984 Oct 29    1436.11 35784 x 35789 x 0.4 GEO 102.0W 
1984 Nov 1    1435.81 35772 x 35789 x 0.4 GEO 101.0W 
1985 Jan 24    1436.07 35779 x 35792 x 0.1 GEO 101.0W 
1985 Nov 10    1436.10 35776 x 35797 x 0.0 GEO 100.9W 
1985 Nov   Move to 91W 
1985 ?   Transfer to IBM STLC 
1985 Dec 4    1436.13 35781 x 35792 x 0.0 GEO 91.1W 
1987 Jul 10    1436.10 35775 x 35798 x 0.0 GEO 91.1W 
1989 Jul 4    1436.10 35779 x 35794 x 0.0 GEO 91.1W 
1990 Apr   STLC acquired by Hughes 
1991 Jan 13    1436.13 35782 x 35791 x 0.0 GEO 91.0W 
1993 Jan 17    1436.13 35780 x 35794 x 0.0 GEO 91.1W 
1993 Jan 21   mv out  1434.26 35720 x 35781 x 0.1 GEO 89.7W+0.4E 
1993 Feb   Replaced by Galaxy 7  GEO 91W 
1993 Feb   Moved for storage  GEO 77W 
1993 Feb 21    1436.05 35783 x 35788 x 0.2 GEO 77.0W 
1994 Oct 10    1436.12 35782 x 35792 x 1.5 GEO 77.0W 
1996 Feb 10    1436.10 35779 x 35794 x 2.5 GEO 77.0W 
1997 May 16   To Panamsat  GEO 77W, inclined 
1997 Jul 11    1436.13 35780 x 35793 x 3.5 GEO 77.0W 
1999 May 18    1436.15 35783 x 35791 x 4.7 GEO 77.1W 
2000   Renamed HGS-5 
2002 May 8    1436.11 35773 x 35800 x 6.7 GEO 77.1W 
2003 Jul 3    1436.10 35778 x 35794 x 7.5 GEO 76.8W 
2003 Aug 20?  mv out  1437.33 35802 x 35819 x 7.6  
2004 Feb 6   mv in 1436.07 35778 x 35793 x 7.9 GEO 125.3W 
2005 Sep 26    1436.10 35778 x 35795 x 9.1 GEO 124.6W

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