BackForward Satellite: Sterna-2 

Satellite details
Acronym Sterna-2
Full name Sterna-2
WIGOS Station Identifier ---
Satellite Description
  • Second satellite in constellation to improve coverage over the polar regions.
  • Based on AWS satellite
  • Main mission: all-weather temperature and humidity profiles.
  • 3-axis stabilised.
Mass at launch 135 kg Dry mass 135 kg
Power 120 W
Data access link no link provided
Data access information
  • Direct Data Broadcast L-Band downlink transmits realtime measurements for nowcasting
  • Data also disseminated to end users using EUMETSAT's EUMETCAST system with some delay.
Orbit Sunsynchronous orbit Altitude 595 km
ECT 07:30 desc

 

Space agency EUMETSAT , ESA
Status Planned
Details on Status
(as available)
Launch ≥2029 EOL ≥2042
Last update: 2024-12-09
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 Sterna-2

Acronym Full name
MWR Microwave Radiometer for AWS and EPS Sterna
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
MWR passive 50.3 GHz 180 MHz QV Window channel
MWR passive 89 GHz 400 MHz QV Window channel
MWR passive 165.5 GHz 280 MHz QV Weak water vapour channel
MWR passive 175.31 GHz - 191.31 GHz 0 MHz QV 5 water vapour channels
MWR passive 317.15 GHz - 333.15 GHz 0 MHz QV 4 High freq channels
MWR passive 52.61 GHz - 57.61 GHz 0 MHz QV Oxygen band for temperature sounding