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// signals intelligence · 1977

Kosmos 955

Soviet signals intelligence satellite. Kosmos 955 was launched on September 20, 1977 aboard a Vostok 8A92M from Plesetsk. Latest status in GCAT: reentered (orbital decay) (Sep 7, 2000).

COSPAR 1977-091ANORAD 10362Soviet Union

Identity

Name in GCAT
Kosmos-955
Common name
Kosmos 955
Payload designation
Ikar No. 7L
Other names
Tselina-D No. 7L:P,11F619 No. 670-52-107:RA
International designator
1977-091A
NORAD catalog number
10362
GCAT identifier
S10362
UN registration
A/AC.105/INF.368

Mission

Mission type
Signals intelligence
Use
Defense
Program
Tselina-D
Owner
GRU
Country
Soviet Union
Builder
Southern State Design Bureau
Platform (bus)
Tselina-D

Launch

Date
September 20, 1977 · 01:00 UTC
Launch record
1977-091Success
Spaceport
Plesetsk · pad LC43/4

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
559 km
Apogee
568 km
Inclination
81.22°
Status
Reentered (orbital decay)
Status date
September 7, 2000
Last known active
1979
End of operations
1979

Size

Mass
1,750 kg
Dry mass
1,750 kg
Length
3.2 m
Diameter
1.30 m
Span
13.1 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q6433305 (CC0).