Kosmos 651

  1974-029A

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Kosmos-651 was the first of a pair of US-A reactor satellites and may have marked the initial operational use of the system, although the US-A system was not officially declared operational until after the next pair of flights were complete.

Kosmos-651
Date	Time	Event	Orbit
1974 May 15	0730:00	Launch by 11K69	NIIP-5
	0732	Stage 2 burn
	0734	Stage 2 sep
	0744	DU burn
		DU cutoff, orbit
	0754?	Stage 2 reentry
	0849		89.64 246 x 267 x 65.0
1974 May 16	0230		89.64 250 x 264 x 65.0 (RAE)
1974 Jun 2			89.65 249 x 264 x 65.0
1974 Jul 25	0810		89.64 249 x 263 x 65.0
1974 Jul 25		DU and radar section sep
	1424?	Reactor section raise orbit	260 x 897 x 65.0
	1514?	DV2
	2056	Reactor section (approx)	103.48 915 x 930 x 65.0
1974 Jul 26	0023	Reactor section	103.47 890 x 954 x 65.0
1974 Jul 26	1430	DU section	89.51 243 x 258 x 65.0 (RAE 29B)
1974 Jul 27	0230	Radar section	89.57 245 x 262 x 65.0 (RAE 29C)
1974 Jul 30	0531?	DU section reentered
1974 Sep 1			103.45 892 x 954 x 65.0 (RAE 29A)
1974 Sep 5	0110?	Radar section reentered
1989 Nov 29			103.43 897 x 944 x 65.0
1998 Aug 7			103.41 889 x 950 x 65.0