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// optical imaging · 1971

Cosmos 439

Cosmos 439 was launched on September 21, 1971 aboard a Voskhod 11A57 from Plesetsk. Latest status in GCAT: landed (Oct 2, 1971).

COSPAR 1971-078ANORAD 5478Soviet Union

Identity

Name in GCAT
Kosmos-439
Common name
Cosmos 439
Payload designation
Gektor No. 11L
Other names
Zenit-2M No. 11L:P,11F690 No. Yu15002-31:RA
International designator
1971-078A
NORAD catalog number
5478
GCAT identifier
S05478
UN registration
A/AC.105/INF.241

Mission

Mission type
Optical imaging
Use
Defense
Program
Zenit-2M
Country
Soviet Union
Builder
TsKBEM Filial No. 3
Platform (bus)
Zenit-2M

Launch

Date
September 21, 1971 · 12:00 UTC
Launch record
1971-078Success
Spaceport
Plesetsk · pad LC43/3

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
206 km
Apogee
283 km
Inclination
65.44°
Status
Landed
Status date
October 2, 1971
Last known active
Oct 2, 1971
End of operations
Oct 2, 1971

Size

Mass
2,200 kg
Dry mass
2,200 kg
Total mass with attached objects
5,400 kg
Length
6.5 m
Diameter
2.40 m
Span
6.5 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q12753849 (CC0).