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
574.24 km
Apogee
3437.65 km
Inclination
88.5°
Period
129.1 min
Semi-major axis
8384.1 km
Velocity
7.39 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
2025-11-09 11:43:56
Two-line elements (TLE)
1 3669U 69009A 25312.54283676 .00000254 00000-0 18045-3 0 9994
2 3669 88.4525 168.5348 1707643 333.7996 18.5530 11.30334882334848
