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DSAP-5B (sunshield deployed) [NRO]

DSAP-5B (Defense Satellite Application Program Block 5B), later DMSP-5B (Defense Meteorological Satellite Program Block 5B), was the seventh version of the military meteorological satellites of the Defense Meteorological Satellite Program.

The designation DMSP-5B (Defense Meteorological Satellite Program Block 5B) was assigned in December 1973 to these satellites.

Nation: USA
Type / Application: Meteorology
Contractors: RCA Astro
Equipment: ?
Propulsion: ?
Power: Solar cells, batteries
Orbit: SSO
Satellite COSPAR Date LS Launch Vehicle Remarks
DSAP-5B F1 (OPS 4311) 1971-087A 14.10.1971 Va SLC-10W Thor-DSV2U Burner-2A
DSAP-5B F2 → DMSP-5B F2 (OPS 5058) 1972-018A 24.03.1972 Va SLC-10W Thor-DSV2U Burner-2A
DSAP-5B F3 (OPS 7323) 1972-089A 09.11.1972 Va SLC-10W Thor-DSV2U Burner-2A
DSAP-5B F4 → DMSP-5B F4 (OPS 8364) 1973-054A 17.08.1973 Va SLC-10W Thor-DSV2U Burner-2A
DMSP-5B F5 (OPS 8579) 1974-015A 16.03.1974 Va SLC-10W Thor-DSV2U Burner-2A

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