SEEDS II
Mission information
Name
SEEDS II
Alternate Names
CO-66
Satellite ID
WLHF-1710-4037-0881-2319
NORAD ID
32791
Country of Origin

Japan

Status
Satellite in orbit
Operational

Satellite is in orbit

Reception
Status
Unknown
Image
SEEDS II
Mission timeline
Launch Date
2008-04-27T00:00:00+00:00
Description

SEEDS (Space Engineering EDucation Satellite) is a 3.0 kg Japanese nanosatellite built by the students at Nihon University. It will demonstrate the feasibility of down linking spacecraft parameter data in CW transmission.

SatNOGS Links
Network Observations
Mode U Digi
Copy UUID Citation
Type
Transmitter
Downlink Mode
FMN
Downlink Frequency
437485000
PE0SAT - CW Beacon
Copy UUID Citation
Type
Transmitter
Downlink Mode
CW
Downlink Frequency
437485700
Mode U TLM
Copy UUID Citation
Type
Transmitter
Downlink Mode
AFSK
Downlink Frequency
437485000
Baud
1200
IARU Coordination
IARU Coordinated
Updated by dl7ndr and reviewed on 2025-07-15 08:04 by fredy
CW
Copy UUID Citation
Type
Transmitter
Service
Amateur
Downlink Mode
CW
Downlink Frequency
437485000
Baud
18
IARU Coordination
IARU Coordinated
Updated by dl7ndr and reviewed on 2025-07-15 08:04 by fredy
Mode U SSTV
Copy UUID Citation
Type
Transmitter
Downlink Mode
SSTV
Downlink Frequency
437485000
Updated by f4tnk and reviewed on 2025-09-04 17:07 by fredy
Most Recent Observers (last 24h)
Observer Latest Data
EuroSpaceHub-UCM-IM89jn 2026-09-05 06:23:06 UTC
DEX-ONE-JO20ul 2026-09-05 06:18:08 UTC
DEX-X-JO20ul 2026-09-05 06:16:29 UTC
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
Decoder: SEEDS II Telemetry
Script Name
co66
Decoder Fields
Click here
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
CalPoly
TLE Updated
2026-09-04 23:19:14 UTC
TLE Set 
1 32791U 08021J   26247.45545780  .00011934  00000-0  35108-3 0  9990
2 32791  97.7569 249.3099 0004082  61.8539 298.3115 15.35243240999442
Satellite Suggestion History
Transmitter Suggestion History