Marco Polo 1

 1989-067A

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British Satellite Broadcasting's BSB R1 satellite was named Marco Polo 1, after the Italian explorer Marco Polo (1254-1324), once it was launched in Aug 1989. In Dec 1993 the satellite was sold to Nordiska Satellitaktiebolaget (NSAB) of Sweden and renamed Sirius 1.

Marco Polo 1 (Sirius 1)
Date	Time	Event	Orbit
1989 Aug 27	2259	Launch by Delta 4925	LC17B
		T+0:55 SRM 1-6 out
		T+1:00 SRM 7-9 on
		T+1:01 SRM 1-3 sep
		T+1:02 SRM 4-6 sep
		T+1:56 SRM 7-9 out
		T+2:02 SRM 7-9 sep
		T+4:24 MECO
	2303	T+4:31 St 1 sep
		T+4:37 SES-1 Stage 2 burn 127 km
		T+4:41 Fairing 130 km
	2310	T+11:32 SECO 188 km	180 x 330 x 28.5? (PK)
	2320	T+21:52 SES-2
	2320	T+21:57 SECO-2	181 x 438 x 26.7? (PK)
	2321	T+22:50 Stage 2 sep
	2322	T+23:27 Stage 3 burn
	2323	T+24:54 TECO	203 x 36913 x 23.2
	2325	T+26:47 Stage 3 sep
	2325	T+26:49 Yo weight
1989 Aug 28	0019	T+1:20:00 SES-3 depletion
	0019	T+1:20:11 SECO-3	287 x 492 x 26.7
1989 Aug 29	1352	AKM Star 30BP fired
1989 Aug 31		Solar array deploy
1989 Sep 1			1435.84 35778 x 35784 x 0.1 GEO 30.4W+0.05W
1989 Sep 30			1436.28 35782 x 35798 x 0.1 GEO 31.2W
1989 Oct 14			1436.12 35779 x 35795 x 0.1 GEO 31.0W
1990 Nov 2			Owner becomes BSkyB
1992 Oct 2			1436.13 35780 x 35793 x 0.0 GEO 31.0W
1993 Nov 28			1436.14 35782 x 35792 x 0.0 GEO 31.0W
1993 Dec 13		Sold to NSAB	GEO 31W
		Renamed Sirius
1993 Dec 31			1436.12 35781 x 35793 x 0.1 GEO 31.0W
1994 Jan 6?		mv out
1994 Jan 7			1433.66 35725 x 35752 x 0.0 GEO 29.5W+0.6E
1994 Feb 23		mv in	1436.03 35778 x 35792 x 0.0 GEO 5.3E
1997 Sep 11			1436.04 35778 x 35792 x 0.0 GEO 5.2E
1999 Jun 16			1436.08 35778 x 35794 x 0.0 GEO 5.2E
2000 Mar 27			1436.04 35776 x 35794 x 0.6 GEO 5.3E