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
574.79 km
Apogee
3437.67 km
Inclination
88.5°
Period
129.1 min
Semi-major axis
8384.4 km
Velocity
8.18 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
2025-07-13 07:33:59
Two-line elements (TLE)
1 03669U 69009A 25193.93030485 .00000049 00000-0 31051-4 0 9997
2 03669 88.4520 181.4390 1707291 213.1334 135.0488 11.30277562321440