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// meteorology · 1967

DMSP 4A/F4

Meteorological satellite. DMSP 4A/F4 was launched on October 11, 1967 aboard a Thor Burner 2 from Vandenberg. Latest status in GCAT: in orbit.

COSPAR 1967-096ANORAD 2980United States

Identity

Name in GCAT
OPS 1264
Common name
DMSP 4A/F4
Payload designation
DMSP Block 4A F-4
Other names
DSAP 4417,FTV-5
International designator
1967-096A
NORAD catalog number
2980
GCAT identifier
S02980
UN registration
A/AC.105/INF.182

Mission

Mission type
Meteorology
Use
Defense
Program
DAPP 4A
Owner
SAMSO
Country
United States
Builder
RCA Astro Electronics (Astro Space)
Platform (bus)
DMSP Block 4A

Launch

Date
October 11, 1967 · 07:57 UTC
Launch record
1967-096Success
Spaceport
Vandenberg · pad LE-6

Orbit and fate

Orbit class (GCAT)
LEO/S
Perigee
668 km
Apogee
859 km
Inclination
99.16°
Status
In orbit
Last known active
Mar 27, 1968
End of operations
Mar 27, 1968

Size

Mass
79 kg
Dry mass
79 kg
Length
0.7 m
Diameter
0.80 m
Span
0.8 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q113171988 (CC0).