USA-29

 1988-006A

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DMSP Block 5D-2 S-8 (5D-2 F-9, DMSP 20542, USA 29) was launched on 1988 Feb 3 by Atlas E from Vandenberg. In addition to the OLS it carried the SSM/T temperature sounder. The OLS failed in Mar 1992 and in 1993 it was being used for engineering tests.

DMSP 20542
Date	Time	Event	Orbit
1988 Feb 3	0553	Launch by Atlas E	V SLC3W
	0555	T+2:04 Booster sep
	0555	T+2:24 Fairing sep
	0558	T+5:21 SECO
	0558	Atlas sep
	0604	Star 37S burn 43.4s
	0604	EOI (T+11.5min)
			821 x 828 x 98.8
1988 Mar 1			101.39 819 x 829 x 98.76
1988 Mar 12?		OLS cover ejected
1992 Mar		OLS failed
1993 Aug		In use for tests
1997 Aug 18			100.95 798 x 808 x 98.9

Payload:

• OLS Operational Linescan System 0.4-1.1 mu, 8-13 mu

• SSI/ES Ionospheric/scintillation monitor S/N 001

• SSJ/4 Precipitating electron/ion spectrometer