BackForward Satellite: ERS-1 

Satellite details
Acronym ERS-1
Full name European Remote-sensing Satellite - 1
Satellite Description
  • 1st flight unit of the ERS programme.
  • Main missions: ocean observation.
  • Substantial contribution to land observation.
  • Significant contribution to Solid Earth.
Mass at launch 2384 kg Dry mass 2084 kg
Power 2000 W
Data access link no link provided
Data access information
  • Most products available from the PAFs (UK-PAF, D-PAF, I-PAF and F-PAF).
  • Several products available in Near-Real-Time.
  • Product of meteorological interest available on the GTS through the Regional Telecommunication Hub (RTH) of Rome.
Orbit Sunsynchronous orbit Altitude 785 km
ECT 10:30 desc


Space agency ESA
Status Inactive
Details on Status
(as available)
  • PRARE failed soon after launch.
Launch 17 Jul 1991 EOL 10 Mar 2000
Last update: 2022-05-13
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 ERS-1

Acronym Full name
AMI-SAR Active Microwave Instrument - Synthetic Aperture Antenna
AMI-SCAT Active Microwave Instrument - Scatterometer
ATSR Along-Track Scanning Radiometer
LRR Laser Retro-Reflector
PRARE Precise Range And Range-rate Equipment
RA Radar Altimeter
Show instrument status and calibration
Telecommunication frequency or microwave sensing channel information Show expert details
Service Dir or Mode Frequency Emission designator Bandwidth Polarisation D/A Data rate or Baseband Comments
RA active 13800 - 13800 MHz N/R  kHz - A   Ku-band radar altimeter
ATSR/MWR passive 23800 MHz 400000  kHz - A   Water vapour channel (supporting altimeter)
ATSR/MWR passive 36500 MHz 400000  kHz - A   Window channel (supporting altimeter)
AMI-SCAT active 5300 - 5300 MHz N/R  kHz - A   C-band scatterometer
AMI-SAR active 5300 - 5300 MHz N/R  kHz - A   C-band SAR