IRS-1B

satellite active
status is unknown

Mission information

Name

IRS-1B

Call sign

Satellite ID

DGNB-2103-4908-2396-6259

NORAD ID

Web-site

Status

Active
The satellite is in orbit
The network has not received data from this satellite for a long time

Orbital parameters of the satellite

Perigee

880.91 km

Apogee

916.16 km

Inclination

99.4°

Period

104.4 min

Semi-major axis

7276.7 km

Velocity

7.38 km/s

Mission timeline

Launch time

1991-08-29 00:00:00

Decayed time

Transmitters

Telemetry decoder IRS-1B

Decoder name

Decoder fields

Data for the last 30 days

Orbital Elements

Last two-line elements (TLE)

TLE source

Space-Track.org

TLE updated

2025-11-25 05:44:35

Two-line elements (TLE)

1 21688U 91061A   25328.97382840 -.00000179  00000-0 -93111-4 0  9991
2 21688  99.4096 326.8587 0024247 196.5443 182.9145 13.97832370639960