digital surface model with 5 m post spacing
digital surface model
with 5 m post spacing

Key Parameters of the IRS-1D 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 63 - 70 km all Bands 127 - 141 km 728 - 812 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 974.8 mm Band 2 (green)
Band 3 (red)
Band 4 (NIR)
Band 5 (SWIR)
346.411 mm
346.411 mm
346.411 mm
300.177 mm

56.57 mm
56.57 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 0.8836458 ms Band 2 (green)
Band 3 (red)
Band 4 (NIR)
Band 5 (SWIR)
3.6047576 ms
3.6047576 ms
3.6047576 ms
10.8142728 ms

28.83806 ms
28.83806 ms
Cross Track Field Of View (FOV) for Single Pixel
(radiant)
0.0000072 Band 2 (green)
Band 3 (red)
Band 4 (NIR)
Band 5 (SWIR)
0.0000289
0.0000289
0.0000289
-

0.0002298
0.0002298