Infrared Multispectral Scanner (IRMSS)
Infrared Multispectral Scanner |
|
Satellites |
CBERS-1, CBERS-2, CBERS-3, CBERS-4 |
Status |
Inactive on CBERS-1/2 - Utilised in the period 1999 to 2007 Close to launch on CBERS-3/4 - To be utilised in the period 2011 to ~ 2019 |
Mission |
High-resolution land and vegetation observation |
Instrument type |
High resolution optical imager - 4 channels including 1 panchromatic and one in thermal IR |
Scanning technique |
Cross-track, mechanical, swath 120 km |
Coverage/cycle |
Global coverage in 26 days |
Resolution (s.s.p.) |
CBERS 1 & 2: 80 m in short-wave channels, 160 m in TIR CBERS 3 & 4 : 40 m in short-wave channels, 80 m in TIR, |
Resources |
CBERS 1 & 2: Mass: .... kg - Power: .... W - Data rate: 6.13 Mbps CBERS 3 & 4: Mass: 147 kg - Power: 224 W - Data rate: 16 Mbps |
Central wavelength |
Spectral interval |
Radiometric accuracy (NEΔT or SNR) |
N/A (PAN) |
0.5 - 1.1 µm (CBERS-1/2), 0.76 - 0.90 µm (CBERS-3/4) |
…… @ ….. % albedo |
1.650 µm |
1.55 - 1.75 µm |
…… @ ….. % albedo |
2.215 µm |
2.08 - 2.35 µm |
…… @ ….. % albedo |
11.450 µm |
10.4 - 12.5 µm |
….. K @ …… K |
Last updated in January 2011