BackForward Satellite: PRETTY 

Satellite details
Acronym PRETTY
Full name Passive Reflectometry and Dosimetry
WIGOS Station Identifier ---
Satellite Description
  • Single cubesat mission exploiting information from reflected GNSS signals.
  • Main mission is to measure the ice and sea ice surface elevation and roughness in the polar regions.
  • Significant contribution to soil moisture, freeze thaw state over permafrost, inundation and wetlands, and above ground biomass.
  • Contribution to space weather with Dosimetry.
Mass at launch Dry mass 6 kg
Power 24 W
Data access link no link provided
Data access information
Orbit Sunsynchronous orbit Altitude 579 km
ECT 11:00 desc


Space agency ESA
Status Operational
Details on Status
(as available)
Launch 06 Oct 2023 EOL ≥2024
Last update: 2023-11-06
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 PRETTY

Acronym Full name
GNSS-R GNSS Reflectometer
Dosimeter Dosimeter
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
GPS S-S 1.1765 GHz 0.1 MHz RHCP GNSS reflected signal in L5 band