IRS-1C
The Indian Remote Sensing Satellite IRS-1C was successfully launched into polar orbit on December 28, 1995 by a Russian launch vehicle. Its sensors were activated in the first week of January 1996.
Key Parameters of the IRS-1C Sensors
| PAN | LISS-III | WiFS | ||
|---|---|---|---|---|
| Spatial Resolution | 5.8 m |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
23 m 23 m 23 m 70 m |
188 m 188 m |
| Swath-width | 70 km | all Bands | 142 km | 810 km |
| Radiometric Resolution, Quantisation | 6 bit | all Bands | 7 bit | 7 bit |
| Spectral Coverage | 500 - 750 nm |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
520-590 nm 620-680 nm 770-860 nm 1550-1700 nm |
620-680 nm 770-860 nm |
| Focal Length | 982 mm |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
347.367 mm 347.367 mm 347.367 mm 301.043 mm |
56.47 mm 56.47 mm |
|
CCD Arrays (no. of arrays * no. of elements) |
3 * 4096 |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
1 * 6000 1 * 6000 1 * 6000 7 * 300 |
2 * 2048 2 * 2048 |
| CCD Size | 7 µm x 7 µm |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
10 µm x 7 µm 10 µm x 7 µm 10 µm x 7 µm 26 µm x 26 µm |
13 µm x 13 µm 13 µm x 13 µm |
| Integration Time | 0.88364 ms |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
3.6047 ms 3.6047 ms 3.6047 ms 10.8142 ms |
28.8378 ms 28.8378 ms |
| Cross Track Field of View (FOV) for Single Pixel (radiant) |
0.0000071 |
Band 2 (green) Band 3 (red) Band 4 (NIR) Band 5 (SWIR) |
0.0000288 0.0000288 0.0000288 - |
0.0002302 0.0002302 |