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CAT-4

ESA artificial satellite. CAT-4 was launched on December 20, 1981 aboard a Ariane 1 from Kourou. Latest status in GCAT: in orbit.

COSPAR 1981-122BNORAD 13011European Space Agency

Identity

Name in GCAT
CAT 04/Thesee
Common name
CAT-4
Payload designation
CAT 04/VID
International designator
1981-122B
NORAD catalog number
13011
GCAT identifier
S13011
UN registration
ST/SG/SER.E/061

Mission

Mission type
Technology
Use
Civil government
Program
CAT
Owner
ESA
Country
European Space Agency
Builder
Aeritalia Space Systems
Platform (bus)
CAT

Launch

Date
December 20, 1981 · 01:29 UTC
Launch record
1981-122Success
Rocket
Ariane 1
Spaceport
Kourou · pad ELA1

Orbit and fate

Orbit class (GCAT)
GTO
Perigee
216 km
Apogee
35,716 km
Inclination
10.38°
Status
In orbit
Last known active
December 1981
End of operations
December 1981

Size

Mass
661 kg
Dry mass
661 kg
Length
2.5 m
Diameter
1.50 m
Span
4.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q48561 (CC0).