| ISCCP Data Available | |
| Stage B3 and BT | July 1983 - December 2009 |
| Atmospheric Data | July 1983 - December 2009 |
| Sea Ice and Snow Data | July 1983 - December 2009 |
| Stage DX, D1, and D2 | July 1983 - December 2009 |
| Stage H (HGM, HGH, HGG, HXG, HXS) | 1982 - 2015 |
What's New on Our Website
- Data Availability
- Correction To Data Products
- Radiance Calibration
- Spectral Responses
- Changes To Software
- Others
Frequently Asked Questions About ISCCP Data/Products
Known and Fixed Errors in Data Products
- The BT for METEOSAT-7 from 06/1998 to 09/2001 for IR channel has a couple of systematic errors(have been corrected)
- The clear sky composite for 1.6 micron channel is biased a little low.
- Missing DX Geostationary 1st additional channel [ARAD(1)]
- Spurious satellite zenith angle dependence (artifact in Indian sector)
- Change in land surface pressures from TOVS
- Incorrect snow cover (has been corrected)
- Incorrect precipitable water amounts and surface temperatures (has been corrected)
- Spurious sea ice reports
- Flipped array indices in North Polar DX (has been corrected)
- Spurious land pixels in METEOSAT DX
- D2 versions 0,1,2 contain un-corrected METEOSAT-3 reflectances (has been corrected)
- Cloud top temperature/pressure error
- Change to daily atmospheric temperature profiles
- Error in monthly-mean atmospheric temperature profiles
- Missing GOES-7 visible data
- Error in normalized calibration of GOES-8/9 water vapor channel
- Systematic decrease in surface temperatures due to changes in NOAA operational sounder analysis
CD-ROMs containing ISCCP D2 data are available for distribution from the Langley ASDC Archive:
- Period July 1983 - December 1988 (Vol II)
- Period January 1989 - December 1993
- Period January 1994 - December 1998
