BackForward Satellite: ISS TSIS-2 

Satellite details
Acronym ISS TSIS-2
Full name Total and Spectral Solar Irradiance Sensor - 2
Satellite Description
  • 2nd flight unit of the TSIS instrument carried by the ISS to provide continuity to ACRIM and SORCE programmes.
Mass at launch Dry mass
Data access link no link provided
Data access information
  • TBD
Orbit Drifting orbit Altitude 407 km
Inclination 51.6 °


Space agency NASACSADLRESAJAXARoscosmos
Status Planned
Details on Status
(as available)
Launch ≥2023 EOL ≥2026
Last update: 2021-06-14
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 ISS TSIS-2

Acronym Full name
TSIS Total and Spectral Solar Irradiance Sensor
Show instrument status and calibration