Norad ID: 20401
| Spacetrack Directory Name | SKYNET 4A |
| Orbit launches |
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| Deorbitation |
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| Country/organisation of origin | Anglia (UK) |
| Starting point | AFETR (Kennedy Space Center/Cape Canaveral, USA) |
| WWW | Here |
| Perigee | 36090 km |
| Apogee | 36206 km |
SKYNET 4A, 20401 is a payload satellite owned by UK MoD (UK) in GEO that was launched on Mon, 01 Jan 1990 UTC via a COMMERCIAL TITAN 3 launch vehicle from the Air Force Eastern Test Range (AFETR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
satellite SKYNET 4A Date of exalting 01.01.1990y.