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// communications · 1978

Gorizont 1

Gorizont 1 was launched on December 19, 1978 aboard a Proton-K/DM from Baikonur. Latest status in GCAT: in orbit.

COSPAR 1978-118ANORAD 11158Soviet Union

Identity

Name in GCAT
Gorizont
Common name
Gorizont 1
Payload designation
Gorizont No. 11L
International designator
1978-118A
NORAD catalog number
11158
GCAT identifier
S11158
UN registration
ST/SG/SER.E/018

Mission

Mission type
Communications
Use
Civil government
Program
Gorizont
Owner
MSvyaz
Country
Soviet Union
Builder
NPO Applied Mechanics
Platform (bus)
Gorizont

Launch

Date
December 19, 1978 · 12:15 UTC
Launch record
1978-118Partial · 0.6
Spaceport
Baikonur · pad LC200/40

Orbit and fate

Orbit class (GCAT)
GEO/T
Perigee
22,616 km
Apogee
48,954 km
Inclination
11.26°
Status
In orbit
Last known active
Jan 10, 1980
End of operations
Jan 10, 1980

Size

Mass
2,120 kg
Dry mass
2,000 kg
Length
5.5 m
Diameter
3.30 m
Span
9.5 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q16061151 (CC0).