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// communications · 1990

SATCOM I

SATCOM I was launched on November 20, 1990 aboard a Ariane 42P from Kourou. Latest status in GCAT: in orbit.

COSPAR 1990-100ANORAD 20945United States

Identity

Name in GCAT
Satcom C1
Common name
SATCOM I
Payload designation
Satcom C-1
International designator
1990-100A
NORAD catalog number
20945
GCAT identifier
S20945
UN registration
ST/SG/SER.E/258

Mission

Mission type
Communications
Use
Commercial
Program
Satcom C
Owner
GE Americom
Country
United States
Builder
GE Astro Space, East Windsor
Platform (bus)
AS3000

Launch

Date
November 20, 1990 · 23:11 UTC
Launch record
1990-100Success
Spaceport
Kourou · pad ELA2

Orbit and fate

Orbit class (GCAT)
GEO/S
Perigee
35,775 km
Apogee
35,795 km
Inclination
0.05°
Status
In orbit
Last known active
Apr 21, 2005
End of operations
Apr 21, 2005

Size

Mass
626 kg
Dry mass
485 kg
Total mass with attached objects
1,169 kg
Length
2.5 m
Diameter
1.30 m
Span
15.7 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q16061270 (CC0).