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// radar imaging · 1991

Almaz 1A

Almaz 1A was launched on March 31, 1991 aboard a Proton-K from Baikonur. Latest status in GCAT: deorbited (Oct 17, 1992).

COSPAR 1991-024ANORAD 21213Soviet Union

Identity

Name in GCAT
Almaz-1
Common name
Almaz 1A
Payload designation
Mech-KU No. 305
Other names
11F668 No. 492-690-305/305-1:RA
International designator
1991-024A
NORAD catalog number
21213
GCAT identifier
S21213
UN registration
ST/SG/SER.E/242

Mission

Mission type
Radar imaging
Use
Defense
Program
Mech
Owner
ZIKh
Country
Soviet Union
Builder
ZIKh (Zavod im. M.V. Khrunichev)
Platform (bus)
Almaz

Launch

Date
March 31, 1991 · 15:12 UTC
Launch record
1991-024Success
Rocket
Proton-K
Spaceport
Baikonur · pad LC200/40

Orbit and fate

Orbit class (GCAT)
LLEO/I
Perigee
267 km
Apogee
281 km
Inclination
72.70°
Status
Deorbited
Status date
October 17, 1992
Last known active
Oct 17, 1992
End of operations
Oct 17, 1992

Size

Mass
18.5 t
Dry mass
18.5 t
Length
7.0 m
Diameter
4.10 m
Span
15.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q13414928 (CC0).