ISIS-1
Mission information
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
575.22 km
Apogee
3437.27 km
Inclination
88.5°
Period
129.1 min
Semi-major axis
8384.4 km
Velocity
5.87 km/s
Mission timeline
Launch time
1969-01-30 00:00:00
Decayed time
Transmitters
Telemetry decoder ISIS-1
Decoder name
Decoder fields
Data for the last 30 days
Orbital Elements
Last two-line elements (TLE)
TLE source
Space-Track.org
TLE updated
2025-06-24 01:24:03
Two-line elements (TLE)
1 3669U 69009A 25174.72012306 .00000072 00000-0 53191-4 0 9990
2 3669 88.4512 183.5366 1706785 251.9478 88.8913 11.30274863319618