BackForward Satellite: THEOS-2 Main 

Satellite details
Acronym THEOS-2 Main
Full name Thailand Earth Observation System - 2 Main VHR Satellite
WIGOS Station Identifier ---
Satellite Description
  • 2nd flight unit of the THEOS programme.
  • Main mission: high-resolution land observation.
Mass at launch Dry mass 417 kg
Data access link no link provided
Data access information
  • Data available from GISTA.
Orbit Sunsynchronous orbit Altitude 621 km
ECT 09:30 desc


Space agency GISTDA
Status Commissioning
Details on Status
(as available)
  • Expected to be operational in Jan 2024
Launch 09 Oct 2023 EOL ≥2033
Last update: 2023-12-14
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 THEOS-2 Main

Acronym Full name
MS New Astrosat Optical Modular Imager (MS)
PAN New Astrosat Optical Modular Imager (PAN)
Show instrument status and calibration
Satellite frequencies for Earth Observation, data transfer and platform communications and control
Frequencies for satellite management
Service Direction Frequency (MHz) Emission designator Bandwidth (kHz) Polarisation D/A Data rate (kbps) or Baseband (kHz) Comments
TC E-S 2066.56 MHz 120KG1W 120 kHz RHCP&LHCP D 16/32/64  kbps Telecommand
TM S-E 2244.228 MHz 240KG7W 240 kHz - D 2000  kbps Telemetry and ranging
Frequencies for scientific data acquisition and communication services at ground stations
Service Direction Frequency (MHz) Bandwidth (kHz) Polarisation D/A Data rate (kbps) or Baseband (kHz) Comments
IMAGER S-E 8150 MHz 250000 kHz - D 620000  kbps Earth Observation Image Data (PAN/MS)