BackForward Satellite: Megha-Tropiques 

Satellite details
Acronym Megha-Tropiques
Full name Megha-Tropiques
WIGOS Station Identifier ---
Satellite Description
  • Single flight unit of the Megha-Tropiques programme.
  • Main mission: water cycle in the Tropics.
  • Substantial contribution to atmospheric radiation.
  • Significant contribution to Space weather.
Mass at launch 960 kg Dry mass
Power 1100 W
Data access link
Data access information
  • Off-line data available from the CNES ICARE or the ISRO MOSDAC.
Orbit Drifting orbit Altitude 867 km
Inclination 20 °


Space agency ISROCNES
Status Inactive
Details on Status
(as available)
Launch 12 Oct 2011 EOL Jan 2022
Last update: 2022-06-27
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 Megha-Tropiques

Acronym Full name
MADRAS Microwave Analysis & Detection of Rain & Atmospheric Structures
ROSA Radio Occultation Sounder of the Atmosphere
SAPHIR Sondeur Atmospherique du Profil d’Humidite Intertropicale par Radiometrie
ScaRaB Scanner for Radiation Budget
Show instrument status and calibration
Satellite frequencies for Earth Observation, data transfer and platform communications and control
Earth observation MW frequencies
Service Sensing mode Frequency (GHz) Bandwidth (MHz) Polarisation Comments
MADRAS passive 18.7 GHz 200 MHz TBD Window channel
MADRAS passive 23.8 GHz 400 MHz V Water vapour channel
MADRAS passive 36.5 GHz 1000 MHz H&V Window channel
MADRAS passive 89 GHz 1700 MHz H&V Window channel
MADRAS passive 157 GHz 1700 MHz H&V Weak water vapour channel
SAPHIR passive 171 GHz - 195.31 GHz 0 MHz H Water vapour band, 6 channels