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// signals intelligence · 1965

Magnum

American signals intelligence satellite. Magnum was launched on August 3, 1965 aboard a Atlas SLV-3 Agena D from Vandenberg. Latest status in GCAT: reentered (orbital decay) (Jun 17, 1968).

COSPAR 1965-062BNORAD 1472United States

Identity

Name in GCAT
MAGNUM
Common name
Magnum
Payload designation
P-11 No. 4403
Other names
NRO Mission 7312,OPS 6761
International designator
1965-062B
NORAD catalog number
1472
GCAT identifier
S01472
UN registration
A/AC.105/INF.113

Mission

Mission type
Signals intelligence
Use
Defense
Program
EHH B
Owner
NRO
Country
United States
Builder
Lockheed Missiles and Space Co.
Platform (bus)
P-11 L

Launch

Date
August 3, 1965 · 19:06 UTC
Launch record
1965-062Success
Spaceport
Vandenberg · pad PALC2-4

Orbit and fate

Orbit class (GCAT)
LLEO/R
Perigee
502 km
Apogee
507 km
Inclination
107.35°
Status
Reentered (orbital decay)
Status date
June 17, 1968
Last known active
Mar 9, 1967
End of operations
Mar 9, 1967

Size

Mass
83 kg
Dry mass
83 kg
Total mass with attached objects
93 kg
Length
0.3 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 Q16086218 (CC0).