BackForward Satellite: Megha-Tropiques 

Satellite details
Acronym Megha-Tropiques
Full name Megha-Tropiques
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
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
MADRAS passive 18700 MHz 200000  kHz TBD A   Window channel
MADRAS passive 23800 MHz 400000  kHz V A   Water vapour channel
MADRAS passive 36500 MHz 1000000  kHz H&V A   Window channel
MADRAS passive 89000 MHz 1700000  kHz H&V A   Window channel
MADRAS passive 157000 MHz 1700000  kHz H&V A   Weak water vapour channel
SAPHIR passive 171310 - 195310 MHz N/R  kHz H A   Water vapour band, 6 channels