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// communications · 1965

Cosmos 81

Cosmos 81 was launched on September 3, 1965 aboard a Kosmos 65S3 from Baikonur. Latest status in GCAT: in orbit.

COSPAR 1965-070BNORAD 1571Soviet Union

Identity

Name in GCAT
Kosmos-81
Common name
Cosmos 81
Payload designation
Strela-1
International designator
1965-070B
NORAD catalog number
1571
GCAT identifier
S01571
UN registration
A/AC.105/INF.117

Mission

Mission type
Communications
Use
Defense
Program
Strela-1
Owner
OKB-10
Country
Soviet Union
Builder
OKB-10 (Reshetnev)
Platform (bus)
Strela-1 11F610

Launch

Date
September 3, 1965 · 14:00 UTC
Launch record
1965-070Success
Spaceport
Baikonur · pad LC41/15

Orbit and fate

Orbit class (GCAT)
LEO/I
Perigee
1,386 km
Apogee
1,554 km
Inclination
56.05°
Status
In orbit
Last known active
1966
End of operations
1966

Size

Mass
50 kg
Dry mass
50 kg
Length
0.8 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 Q638258 (CC0).