HYDROGNSS-1
Mission information
Name
HYDROGNSS-1
Satellite ID
ZOKF-1808-2919-3310-9428
Temporary NORAD ID
98506
Followed NORAD ID
66762
Website
https://www.hydrognss.org/
Operator
ESA - European Space Agency
Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
HYDROGNSS-1
Mission timeline
Launch Date
2025-11-28T18:44:30+00:00
Deploy Date
2025-11-28T20:04:02+00:00
Description

The HydroGNSS Scout mission comprises of two small satellites in Low Earth Orbit that sense global hydrological climate variables using GNSS Reflectometry.

SatNOGS Links
Network Observations
Mode S - Transmitter 1
Copy UUID Citation
Type
Transmitter
Downlink Mode
FM
Downlink Frequency
2243333000
ITU Notifications
ITU Notified [Link 1]
Updated by fredy and reviewed on 2025-11-25 19:16 by fredy
Mode S - Transmitter 2
Copy UUID Citation
Type
Transmitter
Downlink Mode
FM
Downlink Frequency
2240000000
ITU Notifications
ITU Notified [Link 1]
Updated by fredy and reviewed on 2025-11-25 19:16 by fredy
Most Recent Observers (last 24h)

No observations recorded for HYDROGNSS-1 in the last 24h

Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
No Decoders Found
Help us develop a decoder, you can find instructions at this wiki link
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
Space-Track.org
TLE Updated
2026-07-29 13:36:34 UTC
TLE Set 
1 66762U 25276DA  26210.17071993  .00002632  00000-0  15833-3 0  9993
2 66762  97.4186 281.4471 0009295 264.4650  95.5520 15.11670758 36694
Satellite Suggestion History
Transmitter Suggestion History