Indian Remote Sensing Satellites

 

Platform Lifetime
(design)
Altitude Equator Crossing Adjacent Orbits Repeat Coverage Sensors
IRS-1A, 1B

 1A: 1988-1995
1B: 1991-present
(3 years)
904 km

10:30 a.m.

1 day

22 days

LISS-I
LISS-II

IRS-1C, 1D

 1995-present
1997-present
(5 years)

817 km

10:30 a.m.

1 day

24 days
5 days
5 days

LISS-III
PAN

WiFS

RESOURCESAT-1 2003-present
(5 years)
817 km 10:30 a.m.   5-24 days LISS-IV
LISS-III
AWiFS

 

IRS Sensors

Sensor Resolution (m) Swath Width (km)  Sensor Channels Spectral Bands (m)  Example
Linear Imaging Self-Scanning System I (LISS-I)

72

148

LISS-I-1
LISS-I-2
LISS-I-3
LISS-I-4

0.45-0.52 (blue)
0.52-0.59 (green)
0.62-0.68 (red)
0.77-0.86 (near IR)
Linear Imaging Self-Scanning System II (LISS-II)

36

74

LISS-II-1
LISS-II-2
LISS-II-3
LISS-II-4

0.45-0.52 (blue)
0.52-0.59 (green)
0.62-0.68 (red)
0.77-0.86 (near IR)
Linear Imaging Self-Scanning System III (LISS-III)



23

50



142


148

LISS-III-2
LISS-III-3
LISS-III-4

LISS-III-5

0.52-0.59 (green)
0.62-0.68 (red)
0.77-0.86 (near IR)

1.55-1.70 (mid-IR)

Southern Iran

6

70

PAN

0.5-0.75 Toronto, Ontario
High Resolution Linear Imaging Self-Scanning System IV (LISS-IV)



5.8



24 - 70

LISS-IV-2
LISS-IV-3
LISS-IV-4

0.52-0.59 (green)
0.62-0.68 (red)
0.77-0.86 (near IR)

Wide Field Sensor (WiFS)

188

 774

 WiFS-1
WiFS-2

0.62-0.68 (red)
0.77-0.86 (near IR)
Appalacian Mountains in Tennessee
Advanced Wide Field Sensor (AWiFS)

56-70

 370-740

 AWiFS-1
AWiFS-2
AWiFS-3
AWiFS-4

0.52-0.59 (green)
0.62-0.68 (red)
0.77-0.86 (near IR)
1.55-1.70 (mid-IR)

 

IRS Orbits

Back to Orbits

LISS Schematic

Back to Sensors

RESOURCESAT-1 Imaging Modes

Back to Sensors

 

Useful Links:

 


 copyright J.M. Piwowar
Last Update: 2009-10-07