Navstar 52

 2006-042A

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SVN 52 (PRN 31) launch as IIR-15(M) (IIRM-2) to plane A2 replacing SVN 25. (Note: some reports initially indicated this was SVN 58). 

GPS 52
Date	Time	Event	Orbit
2006 Sep 25	1850	Launch by Delta 7925	CC SLC17A
		T+1:03 SRM1-6 off
		T+1:05 SRM7-9 on
		T+1:06 SRM 1-6 sep
		T+2:09 SRM 7-9 off
		T+2:11 SRM 7-9 sep
		T+4:23 MECO
		T+4:31 Thor sep
		T+4:37 SES-1
		T+4:57 Fairing sep
	1900	T+10:48 SECO-1 174 x 206 x 37.5
	1952	T+1:02:29 SES-2 7.6s
	1953	T+1:03:11 SECO-2	191 x 1240 x 37.94
	1954	T+1:04:04 St 2 sep
	1954	T+1:04:41 TES
	1956	T+1:06:08 TECO	193 x 20368 x 40.0
	1958	T+1:08:01 St 3 sep
	1958	T+1:08:03 S+2s Yo sep
		T+1:46:40 SES-3 depletion
		T+1:47:12 SECO-3	204 x 1224 x 32.9
2006 Sep 28	0410	AKM burn	20252 x 20471 x 54.9