1991-061A
The IRS-1B satellite was launched with the 8A92M rocket (Vostok-2M) from Baikonur, with NPO Lavochkin providing launch preparation services and Glavkosmos providing the interface. Control was from Bangalore. In 2001 the IRS-1B cameras were still operating well and the spacecraft was being used for systems tests.
| IRS-1B | |||
| Date | Time | Event | Orbit |
|---|---|---|---|
| 1991 Aug 29 | 0648 | Launch by Vostok | KB |
| 0650? | Blok-BVGD sep (T+2:00) | ||
| 0651? | Fairing sep (T+3:00), 160 km | ||
| 0653? | Blok-A cutoff, Blok-E burn (T+5:10) | ||
| 0659? | Blok-E cutoff (T+11:00) | ||
| 0659? | Payload release (T+11:10) | ||
| 1991 Sep 6 | 102.79 862 x 918 x 99.2 | ||
| 2001 Aug 29 | Still operating | ||
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