IRS-1B
Mission information
Name
IRS-1B
Alternate Names
Indian Remote Sensing satellite-1B
Satellite ID
DGNB-2103-4908-2396-6259
NORAD ID
21688
Operator
ISRO - Indian Space Research Organisation
Country of Origin

India

Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
IRS-1B
Mission timeline
Launch Date
1991-08-29T00:00:00+00:00
Description

Earth observation

Type
Transmitter
Service
Earth Exploration
Downlink Mode
FM
Downlink Frequency
149522000
Baud
12000
Most Recent Observers (last 24h)

No observations recorded for IRS-1B in the last 24h

Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
No Decoders Found
Help us develop a decoder, you can find instructions at this wiki link
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
Celestrak (SatNOGS)
TLE Updated
2025-09-09 09:28:30 UTC
TLE Set
1 21688U 91061A   25251.96233368 -.00000188  00000+0 -99308-4 0  9998
2 21688 99.4064 247.9723 0024883 48.6391 5.7545 13.97813028629206
Satellite Suggestion History

Transmitter Suggestion History