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// communications · 1990

THOR 1

Former television satellite. THOR 1 was launched on August 18, 1990 aboard a Delta 6925 from Cape Canaveral & Kennedy. Latest status in GCAT: renamed (Sep 15, 1992).

COSPAR 1990-074ANORAD 20762United Kingdom

Identity

Name in GCAT
Marcopolo 2
Common name
THOR 1
Payload designation
BSB R2
International designator
1990-074A
NORAD catalog number
20762
GCAT identifier
S20762
UN registration
ST/SG/SER.E/241

Mission

Mission type
Communications
Use
Commercial
Program
BSB
Owner
BSB
Country
United Kingdom
Builder
Hughes Space and Comms. Co (Hughes Satellite Systems)
Platform (bus)
HS-376

Launch

Date
August 18, 1990 · 00:42 UTC
Launch record
1990-074Success
Spaceport
Cape Canaveral & Kennedy · pad LC17B

Orbit and fate

Orbit class (GCAT)
GEO/S
Perigee
35,717 km
Apogee
35,858 km
Inclination
0.30°
Status
Renamed
Status date
September 15, 1992
Last known active
Jan 6, 2003
End of operations
Jan 6, 2003

Size

Mass
690 kg
Dry mass
500 kg
Total mass with attached objects
1,233 kg
Length
7.2 m
Diameter
2.20 m
Span
7.2 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q2428813 (CC0).