BackForward Satellite: PROBA-1 

Satellite details
Acronym PROBA-1
Full name Project for On-Board Autonomy - 1
WIGOS Station Identifier ---
Satellite Description
  • First flight unit of the PROBA programme.
  • Main mission: land and vegetation observation.
  • Substantial contribution to Space weather.
  • A number of technological payloads (not described in OSCAR).
  • Slightly elliptical orbit (550 to 650 km).
Mass at launch 94 kg Dry mass
Power 90 W
Data access link
Data access information
  • Data available from ESA/ESRIN Earthnet.
Orbit Sunsynchronous orbit Altitude 615 km
ECT 07:30 desc


Space agency ESA
Status Operational
Details on Status
(as available)
  • The orbit is drifting from the original 10:30 desc ECT.
Launch 22 Oct 2001 EOL ≥2024
Last update: 2023-12-21
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 PROBA-1

Acronym Full name
CHRIS Compact High Resolution Imaging Spectrometer
HRC High Resolution Camera
Show instrument status and calibration