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IRS (Indian Remote Sensing satellite)
A series of Earth resources satellites launched by ISRO (Indian Space Research Organisation). The first of them, IRS-1A, followed on from the two Bhaskara experimental resources satellites launched in 1979 and 1981.
| Spacecraft | Launch date | Launch vehicle | Launch site | Orbit | Mass (kg) |
| IRS-1A | Mar. 17, 1988 | Vostok M | Baikonur | 894 × 912 × 99° | 975 |
| IRS-1B | Aug. 29, 1991 | Vostok M | Baikonur | 890 × 917 × 99° | 980 |
| IRS-1E | Sep. 20, 1993 | PSLV | Sriharikota | launch failure | |
| IRS-1C | Dec. 28, 1995 | Molniya-M | Baikonur | 805 × 817 × 99° | 1,250 |
| IRS-P3 | Mar. 21, 1996 | PSLV | Sriharikota | 818 × 821 × 99° | 930 |
| IRS-1D | Sep. 29, 1997 | PSLV | Sriharikota | 737 × 827 × 99° |
Related category
• SATELLITES AND SPACE PROBES
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