Inmarsat-4A F4
Mission information
Name
Inmarsat-4A F4
Другие названия
AlphaSat
Call sign
Satellite ID
MFJN-5634-8284-8226-9752
NORAD ID
NORAD ID слежения
Operator
Network
Страна спутника
France
,
United Kingdom
Web-site
Status
Active
The satellite is in orbit
The network has not received data from this satellite for a long time
The satellite is in orbit
The network has not received data from this satellite for a long time
Orbital parameters of the satellite
Perigee
35780.78 km
Apogee
35795.49 km
Inclination
3.0°
Period
1455.1 min
Semi-major axis
42166.3 km
Velocity
3.08 km/s
Mission timeline
Launch time
2013-07-25 00:00:00
Decayed time
Transmitters
Telemetry decoder Inmarsat-4A F4
Decoder name
Decoder fields
Data for the last 30 days
Orbital Elements
Last two-line elements (TLE)
TLE source
Celestrak
TLE updated
2026-03-20 01:53:05
Two-line elements (TLE)
1 39215U 13038A 26078.84089019 .00000138 00000+0 00000+0 0 9997
2 39215 2.9850 2.0292 0001744 19.6239 123.3262 1.00270047 43127