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// space science · 2000

Cluster 1

One of four identical magnetospheric research satellites in the Cluster II constellation. Cluster 1 was launched on August 9, 2000 aboard a Soyuz-U-PVB from Baikonur. Latest status in GCAT: reentered (orbital decay) (Oct 22, 2025).

COSPAR 2000-045ANORAD 26463European Space Agency

Identity

Name in GCAT
Cluster Rumba
Common name
Cluster 1
Payload designation
Cluster FM5 (C1)
Other names
NAIF183
International designator
2000-045A
NORAD catalog number
26463
GCAT identifier
S26463
UN registration
ST/SG/SER.E/375

Mission

Mission type
Space science
Use
Civil government
Program
ESA Cluster
Owner
ESA
Country
European Space Agency
Builder
Astrium (D), Friedrichshafen
Platform (bus)
Cluster

Launch

Date
August 9, 2000 · 11:13 UTC
Launch record
2000-045Success
Spaceport
Baikonur · pad LC31

Orbit and fate

Orbit class (GCAT)
VHEO
Perigee
17,240 km
Apogee
120,715 km
Inclination
90.89°
Status
Reentered (orbital decay)
Status date
October 22, 2025
Last known active
Sep 30, 2024
End of operations
Sep 30, 2024

Size

Mass
1,186 kg
Dry mass
550 kg
Length
1.3 m
Diameter
2.90 m
Span
100.0 m

Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q111658821 (CC0).