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Cluster 4
One of four identical magnetospheric research satellites in the Cluster II constellation. Cluster 4 was launched on August 9, 2000 aboard a Soyuz-U-PVB from Baikonur. Latest status in GCAT: reentered (orbital decay) (Sep 1, 2026).
COSPAR 2000-045BNORAD 26464European Space Agency
Identity
- Name in GCAT
- Cluster Tango
- Common name
- Cluster 4
- Payload designation
- Cluster FM8 (C4)
- Other names
- NAIF196
- International designator
- 2000-045B
- NORAD catalog number
- 26464
- GCAT identifier
- S26464
- 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
- Rocket
- Soyuz-U-PVB
- Spaceport
- Baikonur · pad LC31
Orbit and fate
- Orbit class (GCAT)
- VHEO
- Perigee
- 16,809 km
- Apogee
- 120,768 km
- Inclination
- 90.70°
- Status
- Reentered (orbital decay)
- Status date
- September 1, 2026
- 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
Launched together
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q111658950 (CC0).