INMARSAT 4-F1
Mission information
Name
INMARSAT 4-F1
Alternate Names
Alphasat1
Satellite ID
AWRD-0316-6644-2878-7013
NORAD ID
28628
Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
INMARSAT 4-F1
Description

Inmarsat I well known for its communication satellites. This satellite is a high powered telecoms device that uses the L band and also carries technology demnostration payloads for the European Space Agency (ESA).

Outernet Asia/Pacific
Type
Transmitter
Downlink Mode
BPSK
Downlink Frequency
1545952500
Baud
4200
Most Recent Observers (last 24h)

No observations recorded for INMARSAT 4-F1 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
Celestrak (SatNOGS)
TLE Updated
2025-09-29 12:48:10 UTC
TLE Set
1 28628U 05009A   25272.17943150  .00000039  00000+0  00000+0 0  9998
2 28628 4.8233 42.4568 0003002 167.4815 40.9810 1.00271935 75051
Satellite Suggestion History

Transmitter Suggestion History