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// signals intelligence · 1966

SAMPAN I

American signals intelligence satellite. SAMPAN I was launched on August 16, 1966 aboard a Atlas SLV-3 Agena D from Vandenberg. Latest status in GCAT: reentered (orbital decay) (Mar 5, 1970).

COSPAR 1966-074BNORAD 2397United States

Identity

Name in GCAT
SAMPAN I
Payload designation
P-11 No. 4405
Other names
NRO Mission 7314,OPS 6810
International designator
1966-074B
NORAD catalog number
2397
GCAT identifier
S02397
UN registration
A/AC.105/INF.147

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 16, 1966 · 18:30 UTC
Launch record
1966-074Success
Spaceport
Vandenberg · pad SLC4E

Orbit and fate

Orbit class (GCAT)
LLEO/P
Perigee
509 km
Apogee
518 km
Inclination
93.17°
Status
Reentered (orbital decay)
Status date
March 5, 1970
Last known active
Oct 14, 1967
End of operations
Oct 14, 1967

Size

Mass
111 kg
Dry mass
111 kg
Total mass with attached objects
121 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 Q108104224 (CC0).