SO2 Air Mass Factors

Sulphur dioxide (SO2) data from the Ozone Monitoring Instrument (OMI) are available by ftp from the following site for years 2005 to 2011:

The product includes slant columns from the OMSO2 PBL band residual difference (BRD) product and air mass factors and scattering weights calculated using GEOS-Chem v9-01-03.


  • Caroline Nowlan (
  • Siwen Wang (
  • Sajeev Philip (