24 header lines, including this one. 890205 890206 Data collection date, analysis version Exchange data from NCAR Fourier Transform Infrared Spectrometer on the DC-8 (AASE mission). M.T. Coffey and William Mankin, PI's. This diskette contains the preliminary analysis of the spectra from the AASE mission. The individual spectra are averaged in groups of ten, recorded sequentially. The table gives the date, time, location, and retrieved column amount for the species for which we have real time analysis. For those species for which we use two or more independent analyses based on different spectral lines, we provide the percent error. This is only the statistical error (standard error of the mean, expressed as a percentage of the column); no systematic errors are included except for any systematic bias between the lines (as is the case for ozone). North latitudes and west longitudes are positive. The column is the integrated vertical column amount above the flight level, in molecules/cm2. Data on CH4 and N2O should be used with caution as the analysis program does not take proper account of the changing altitude of the aircraft in computing the synthetic spectra. The CH4 and N2O results are probably good for altitudes above 37,000 feet, but are progressively less accurate at lower altitudes. Molec. Date GMT Lat. Long. Altitude SZA Column Pct. Err. O3 890205 1143 72.1 -14.9 37087. 88.1 9.77E+18 9.4 N2O 890205 1143 72.1 -14.9 37087. 88.1 6.86E+17 0.7 HNO3 890205 1143 72.1 -14.9 37087. 88.1 2.37E+16 3.2 HCL 890205 1145 72.1 -14.3 37113. 88.1 1.21E+15 4.8 CH4 890205 1145 72.1 -14.3 37113. 88.1 4.12E+18 0.4 HF 890205 1147 72.1 -13.7 37083. 88.1 9.23E+14 NO2 890205 1150 72.2 -12.4 37090. 88.1 6.09E+14 2.3 NO 890205 1152 72.2 -11.8 37113. 88.2 1.17E+15 O3 890205 1158 72.3 -9.6 37100. 88.2 9.97E+18 7.8 N2O 890205 1158 72.3 -9.6 37100. 88.2 6.48E+17 2.2 HNO3 890205 1158 72.3 -9.6 37100. 88.2 2.65E+16 0.3 HCL 890205 1159 72.3 -9.0 37116. 88.2 1.25E+15 4.9 CH4 890205 1159 72.3 -9.0 37116. 88.2 4.00E+18 1.3 HF 890205 12 2 72.3 -8.1 37093. 88.2 1.04E+15 NO2 890205 12 5 72.3 -6.9 37113. 88.2 4.92E+14 8.8 O3 890205 1211 72.4 -4.5 37093. 88.2 1.02E+19 9.4 N2O 890205 1211 72.4 -4.5 37093. 88.2 6.53E+17 2.4 HNO3 890205 1211 72.4 -4.5 37093. 88.2 2.43E+16 3.0 O3 890205 1217 72.4 -2.1 37090. 88.3 1.00E+19 7.9 N2O 890205 1217 72.4 -2.1 37090. 88.3 6.64E+17 0.3 HNO3 890205 1217 72.4 -2.1 37090. 88.3 2.32E+16 2.0 HCL 890205 1219 72.4 -1.4 37083. 88.3 1.27E+15 0.1 CH4 890205 1219 72.4 -1.4 37083. 88.3 4.49E+18 0.9 HF 890205 1220 72.4 -0.8 37090. 88.3 9.66E+14 NO2 890205 1222 72.4 -0.1 37083. 88.3 4.94E+14 4.7 O3 890205 1228 72.4 2.2 37087. 88.3 9.67E+18 8.6 N2O 890205 1228 72.4 2.2 37087. 88.3 6.77E+17 1.6 HNO3 890205 1228 72.4 2.2 37087. 88.3 2.17E+16 1.7 HCL 890205 1230 72.4 2.9 37100. 88.3 1.30E+15 2.2 CH4 890205 1230 72.4 2.9 37100. 88.3 4.37E+18 1.5 HF 890205 1232 72.5 3.5 37083. 88.3 9.76E+14 NO2 890205 1235 72.5 4.8 37106. 88.3 5.34E+14 2.5 NO 890205 1237 72.5 5.4 37100. 88.3 1.19E+15 O3 890205 1241 72.5 7.1 37083. 88.3 9.58E+18 8.0 N2O 890205 1241 72.5 7.1 37083. 88.3 6.84E+17 1.6 HNO3 890205 1241 72.5 7.1 37083. 88.3 2.07E+16 2.5 O3 890205 1247 72.5 9.4 37087. 88.3 9.75E+18 9.4 N2O 890205 1247 72.5 9.4 37087. 88.3 6.99E+17 2.4 HNO3 890205 1247 72.5 9.4 37087. 88.3 2.21E+16 0.7 HCL 890205 1249 72.4 10.0 37096. 88.3 1.36E+15 5.8 CH4 890205 1249 72.4 10.0 37096. 88.3 4.43E+18 0.5 HF 890205 1250 72.4 10.6 37103. 88.3 1.12E+15 NO2 890205 1254 72.4 11.8 37093. 88.3 4.40E+14 2.7 O3 890205 13 0 72.4 14.1 37096. 88.3 9.52E+18 8.6 N2O 890205 13 0 72.4 14.1 37096. 88.3 7.14E+17 1.0 HNO3 890205 13 0 72.4 14.1 37096. 88.3 2.09E+16 2.8 HCL 890205 13 1 72.4 14.8 37103. 88.3 1.31E+15 0.4 CH4 890205 13 1 72.4 14.8 37103. 88.3 4.62E+18 0.3 HF 890205 13 3 72.4 15.5 37110. 88.3 1.07E+15 NO2 890205 13 5 72.4 16.2 37113. 88.3 4.83E+14 1.9 NO 890205 13 7 72.4 16.9 37090. 88.3 1.10E+15 O3 890205 1316 72.3 20.6 37103. 88.2 9.76E+18 8.2 N2O 890205 1316 72.3 20.6 37103. 88.2 7.14E+17 3.6 HNO3 890205 1316 72.3 20.6 37103. 88.2 1.99E+16 2.8 HCL 890205 1320 72.3 22.2 37077. 88.2 1.27E+15 0.3 CH4 890205 1320 72.3 22.2 37077. 88.2 4.61E+18 1.5 HF 890205 1322 72.3 22.9 37093. 88.2 8.99E+14 NO2 890205 1325 72.3 24.1 37060. 88.2 4.23E+14 0.8 O3 890205 1332 72.3 26.5 37116. 88.2 1.01E+19 9.1 N2O 890205 1332 72.3 26.5 37116. 88.2 7.08E+17 3.2 HNO3 890205 1332 72.3 26.5 37116. 88.2 1.97E+16 1.0 O3 890205 1338 72.3 28.8 37077. 88.2 9.85E+18 8.0 N2O 890205 1338 72.3 28.8 37077. 88.2 6.89E+17 3.3 HNO3 890205 1338 72.3 28.8 37077. 88.2 1.94E+16 0.8 HCL 890205 1339 72.3 29.3 37106. 88.2 1.59E+15 1.2 CH4 890205 1339 72.3 29.3 37106. 88.2 4.71E+18 2.0 HF 890205 1342 72.2 30.4 37106. 88.2 9.45E+14 NO2 890205 1345 72.2 31.8 37103. 88.2 4.24E+14 0.1 NO 890205 1347 72.2 32.4 37096. 88.2 1.14E+15 O3 890205 1351 72.2 33.7 38671. 88.2 9.82E+18 9.4 N2O 890205 1351 72.2 33.7 38671. 88.2 6.01E+17 0.5 HNO3 890205 1351 72.2 33.7 38671. 88.2 1.81E+16 0.7 HCL 890205 1352 72.2 34.5 38980. 88.2 1.50E+15 1.3 CH4 890205 1352 72.2 34.5 38980. 88.2 3.89E+18 0.8 HF 890205 1354 72.1 35.3 39114. 88.2 9.47E+14 NO2 890205 1356 72.1 36.0 39085. 88.2 4.20E+14 3.4 O3 890205 14 5 72.0 39.2 39078. 88.2 9.86E+18 8.7 N2O 890205 14 5 72.0 39.2 39078. 88.2 5.89E+17 2.9 HNO3 890205 14 5 72.0 39.2 39078. 88.2 2.04E+16 0.3 HCL 890205 14 6 72.0 39.8 39104. 88.2 1.60E+15 2.0 CH4 890205 14 6 72.0 39.8 39104. 88.2 3.77E+18 3.7 HF 890205 14 8 72.0 40.5 39091. 88.1 1.06E+15 NO2 890205 1411 71.9 41.8 39075. 88.1 3.43E+14 3.5 O3 890205 1413 71.9 42.4 39075. 88.1 1.01E+19 9.7 N2O 890205 1413 71.9 42.4 39075. 88.1 6.01E+17 1.0 HNO3 890205 1413 71.9 42.4 39075. 88.1 1.95E+16 0.2 O3 890205 1419 71.7 44.7 39111. 88.0 1.02E+19 10.2 N2O 890205 1419 71.7 44.7 39111. 88.0 5.73E+17 1.3 HNO3 890205 1419 71.7 44.7 39111. 88.0 2.11E+16 1.0 O3 890205 1428 71.5 47.9 39091. 87.9 9.93E+18 9.1 N2O 890205 1428 71.5 47.9 39091. 87.9 5.75E+17 2.2 HNO3 890205 1428 71.5 47.9 39091. 87.9 2.02E+16 3.6 HCL 890205 1429 71.5 48.5 39075. 87.9 1.46E+15 0.1 CH4 890205 1429 71.5 48.5 39075. 87.9 3.85E+18 1.4 HF 890205 1431 71.4 49.1 39078. 87.8 1.03E+15 NO2 890205 1433 71.4 49.8 39065. 87.8 2.68E+14 4.1 O3 890205 1434 71.4 50.3 39101. 87.8 1.01E+19 8.6 N2O 890205 1434 71.4 50.3 39101. 87.8 5.75E+17 1.3 HNO3 890205 1434 71.4 50.3 39101. 87.8 1.95E+16 1.5 O3 890205 1437 71.3 51.4 39091. 87.7 9.84E+18 8.8 N2O 890205 1437 71.3 51.4 39091. 87.7 5.92E+17 0.2 HNO3 890205 1437 71.3 51.4 39091. 87.7 1.86E+16 3.1 HCL 890205 1439 71.2 52.0 39075. 87.7 1.42E+15 0.5 CH4 890205 1439 71.2 52.0 39075. 87.7 3.99E+18 0.0 NO2 890205 1440 71.2 52.6 39085. 87.7 2.34E+14 7.2