BackForward Satellite: CLUSTER-A 

Satellite details
Full name CLUSTER-A
Satellite Description
  • 1st unit of Cluster satellites, also named "Rumba".
  • Main mission: Space weather, specifically in the Magnetosphere.
Mass at launch 1200 kg Dry mass 550 kg
Power 224 W
Data access link
Data access information
  • Data available from centres of the distributed Cluster Science Data System (CSDS).
Orbit Cross-magnetosphere orbit Altitude
Inclination 90 °


Space agency ESANASA
Status Operational
Details on Status
(as available)
Launch 16 Jul 2000 EOL ≥2025
Last update: 2021-01-27
Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Satellite Payload

All known Instruments flying on CLUSTER-A

Acronym Full name
EFW Electric Fields and Waves
FGM Fluxgate Magnetometer
STAFF Spatio-Temporal Analysis of Field Fluctuations
WHISPER Waves of High Frequency and Sounder for Probing of Density by Relaxation
WBD Wide Band Data
EDI Electron Drift Instrument
CIS Cluster Ion Spectrometry experiment
PEACE Plasma Electron and Current Analyzer
RAPID Research with Adaptive Particle Imaging Detectors
ASPOC Active Spacecraft Potential Control
Show instrument status and calibration