Table 1. Model Inputs for Calculation of Bry from measured BrO, 22S, 29 November 1997. Alt T p BrO BrO BrO SZA O3 N2O NOy CH4 H2O Sulfate (km) (K) (hPa) (ppt) Unc. Unc. (deg) (ppm) (ppb) (ppb) (ppm) (ppm) SA Low High 10-8 cm2/cm3 15 201.9 132.2 0.586 0.00 2.09 77.97 0.19 313.10 0.69 1.74 6.05 4.81 16 202.1 109.3 1.09 0.00 2.64 78.74 0.052 313.10 0.69 1.74 5.00 3.89 17 195.9 93.0 1.71 0.09 3.32 79.27 0.11 313.10 0.69 1.74 4.32 1.88 18 199.1 78.6 3.35 1.60 5.04 79.81 0.55 300.60 1.73 1.61 3.96 1.05 19 203.8 65.6 4.26 2.44 6.01 80.51 0.68 288.80 2.67 1.57 3.91 0.65 20 208.4 57.1 6.11 4.18 7.91 81.06 1.43 279.80 3.38 1.53 3.95 0.64 21 212.4 47.3 7.46 5.39 9.37 81.74 1.99 269.10 4.19 1.49 4.00 0.59 22 217.0 40.6 8.07 5.96 10.02 82.29 2.59 259.00 4.94 1.44 4.13 0.54 23 218.3 34.8 9.46 7.24 11.48 82.81 3.41 248.10 5.73 1.39 4.27 0.51 24 216.7 29.6 12.5 9.94 14.73 83.30 4.85 238.70 6.39 1.35 4.38 0.45 25 221.6 24.5 11.6 9.17 13.80 83.93 5.25 229.60 7.01 1.32 4.45 0.36 26 223.1 21.4 11.5 8.88 13.92 84.39 5.81 223.30 7.43 1.29 4.49 0.31 27 227.1 18.9 14.7 11.56 17.50 84.72 7.50 217.90 7.79 1.26 4.53 0.26 28 229.2 15.8 15.6 12.08 18.76 85.41 8.73 210.40 8.27 1.23 4.59 0.23 29 241.4 13.7 15.7 11.54 19.39 85.96 9.34 197.10 9.10 1.20 4.64 0.21 30 234.2 11.5 14.8 10.78 18.48 86.68 9.60 174.20 10.44 1.16 4.71 0.22