1 1 HIGH-RESOLUTION INFRARED SOUNDER(HIRS)
2 2 STRATOSPHERIC SOUNDING UNIT (SSU)
3 3 STRATOSPHERIC SOUNDING UNIT (SSU)
4 4 AMI WIND MODE
5 5 AMI WAVE MODE
6 6 AMI IMAGE MODE
7 7 RADAR ALTIMETER
8 8 ATSR
9 9 GEOSTATIONARY IMAGER
10 10 GEOSTATIONARY SOUNDER
11 11 GEOSTATIONARY EARTH RADIATION (GERB)
31 31 ALL BITS SET - MISSING VALUE
