Average light extinction coefficients (1/Mm) of the major aerosol chemical components in each month based on all data available during 2001-2004

Location Month Rayleigh Sulfate Nitrate OMC LAC Soil Sea Salt CM Aerosol Ext Bext
BRET1 1 11.00 30.84 11.87 7.83 3.82 0.23 1.20 3.06 58.87 69.87
BRET1 2 11.00 35.47 7.48 8.51 3.88 0.21 1.10 3.04 59.69 70.69
BRET1 3 11.00 37.31 7.91 6.76 3.42 0.35 3.36 4.01 63.12 74.12
BRET1 4 11.00 52.51 8.40 6.87 3.55 0.71 1.56 4.44 78.04 89.04
BRET1 5 11.00 59.75 5.47 6.44 3.44 0.90 1.57 4.60 82.17 93.17
BRET1 6 11.00 43.07 3.31 3.56 2.47 1.93 1.17 5.06 60.57 71.57
BRET1 7 11.00 58.40 3.77 4.73 2.50 1.65 1.09 4.06 76.20 87.20
BRET1 8 11.00 61.96 1.85 4.96 2.58 1.44 0.38 3.55 76.72 87.72
BRET1 9 11.00 57.22 3.66 5.89 2.54 0.56 0.18 4.66 74.71 85.71
BRET1 10 11.00 41.98 5.17 5.06 2.89 0.46 1.38 5.36 62.28 73.28
BRET1 11 11.00 39.67 6.87 8.00 3.36 0.23 1.36 5.03 64.53 75.53
BRET1 12 11.00 22.55 6.42 5.88 3.34 0.20 1.97 3.43 43.78 54.78