File name: Pandora32s1_GreenbeltMD_20240210_L2Fit_fout2c12d20221109p1-8.txt File generation date: 20240223T215154.1Z Data description: Level 2 spectral fitting results file Data file version: fout2c12p1-8 Local principal investigator: Thomas Hanisco Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 32 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora32_OF_v1d20220415.txt Instrument calibration file used: Pandora32s1_CF_v12d20221109.txt Level 1 file used: Pandora32s1_GreenbeltMD_20240210_L1_smca1c12d20221109p1-8.txt Full location name: Goddard Space Flight Center Short location name: GreenbeltMD Country of location: USA Location latitude [deg]: 38.9926 Location longitude [deg]: -76.8396 Location altitude [m]: 90 Local noon date: 20240210 Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are latency correction, matrix method stray light correction (replaced by simple method) Data caveats: Based on session 11 with new SO2 and HCHO field cal First and last pixel inside fitting window: 259 401 Nominal wavelengths inside fitting window [nm]: 305.0059 305.1469 305.2878 305.4288 305.5697 305.7106 305.8515 305.9924 306.1333 306.2742 306.4150 306.5559 306.6967 306.8375 306.9783 307.1191 307.2599 307.4007 307.5415 307.6822 307.8230 307.9637 308.1044 308.2451 308.3858 308.5265 308.6672 308.8079 308.9485 309.0892 309.2298 309.3704 309.5110 309.6516 309.7922 309.9328 310.0733 310.2139 310.3544 310.4950 310.6355 310.7760 310.9165 311.0570 311.1974 311.3379 311.4784 311.6188 311.7592 311.8996 312.0400 312.1804 312.3208 312.4612 312.6015 312.7419 312.8822 313.0226 313.1629 313.3032 313.4435 313.5837 313.7240 313.8643 314.0045 314.1447 314.2849 314.4252 314.5654 314.7055 314.8457 314.9859 315.1260 315.2662 315.4063 315.5464 315.6865 315.8266 315.9667 316.1068 316.2468 316.3869 316.5269 316.6669 316.8070 316.9470 317.0869 317.2269 317.3669 317.5069 317.6468 317.7867 317.9266 318.0666 318.2065 318.3463 318.4862 318.6261 318.7659 318.9058 319.0456 319.1854 319.3252 319.4650 319.6048 319.7446 319.8843 320.0241 320.1638 320.3035 320.4432 320.5829 320.7226 320.8623 321.0020 321.1416 321.2813 321.4209 321.5605 321.7001 321.8397 321.9793 322.1189 322.2584 322.3980 322.5375 322.6770 322.8165 322.9560 323.0955 323.2350 323.3745 323.5139 323.6534 323.7928 323.9322 324.0716 324.2110 324.3504 324.4898 324.6291 324.7685 324.9078 --------------------------------------------------------------------------------------- Column 1: Two letter code of measurement routine Column 2: UT date and time for center-time of measurement, yyyymmddThhmmssZ (ISO 8601) Column 3: Fractional days since 1-Jan-2000 midnight for center-time of measurement Column 4: Routine count (1 for the first routine of the day, 2 for the second, etc.) Column 5: Repetition count (1 for the first set in the routine, 2 for the second, etc.) Column 6: Total duration of measurement set in seconds Column 7: Data processing type index Column 8: Solar zenith angle for center-time of measurement in degree Column 9: Solar azimuth for center-time of measurement in degree, 0=north, increases clockwise Column 10: Lunar zenith angle for center-time of measurement in degree Column 11: Lunar azimuth for center-time of measurement in degree, 0=north, increases clockwise Column 12: Pointing zenith angle in degree, absolute or relative (see next column), 999=tracker not used Column 13: Zenith pointing mode: zenith angle is... 0=absolute, 1=relative to sun, 2=relative to moon Column 14: Pointing azimuth in degree, increases clockwise, absolute (0=north) or relative (see next column), 999=tracker not used Column 15: Azimuth pointing mode: like zenith angle mode but also fixed scattering angles relative to sun (3) or moon (4) Column 16: Fitting result index: 0=no error or warning, 1, 2=warning, >2=error Column 17: Number of function evaluations used, 0=linear fitting or fitting not successful or no fitting done Column 18: rms of unweighted fitting residuals, -9=fitting not successful Column 19: Normalized rms of fitting residuals weighted with independent uncertainty, -9=fitting not successful or no uncertainty used Column 20: Expected rms based on independent uncertainty, -9=fitting not successful or no uncertainty given Column 21: Expected normalized weighted rms based on independent uncertainty, -9=fitting not successful or no uncertainty given Column 22: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 23: Independent uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 24: Structured uncertainty of ozone slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 25: Common uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -6=no common uncertainty input was given, -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 26: rms-based uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no rms-based uncertainty could be retrieved, -9=spectral fitting not successful Column 27: Ozone effective temperature [K] Column 28: Independent uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 29: Structured uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -9=spectral fitting not successful Column 30: Common uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no common uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -6=no common uncertainty input was given, -9=spectral fitting not successful Column 31: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 32: Diffuse correction applied before fitting at effective fitting wavelength for ozone [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 33: Sulfur dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 34: Independent uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 35: Structured uncertainty of sulfur dioxide slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 36: Common uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -6=no common uncertainty input was given, -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 37: rms-based uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no rms-based uncertainty could be retrieved, -9=spectral fitting not successful Column 38: Sulfur dioxide effective temperature [K] Column 39: Independent uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 40: Structured uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -9=spectral fitting not successful Column 41: Common uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no common uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -6=no common uncertainty input was given, -9=spectral fitting not successful Column 42: Effective sulfur dioxide fitting wavelength [nm], -9=fitting not successful Column 43: Diffuse correction applied before fitting at effective fitting wavelength for sulfur dioxide [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 44: Molecular scattering air mass factor used for molecular scattering subtraction before the fitting Column 45: Estimated uncertainty of molecular scattering air mass factor, -9=molecular scattering was not subtracted before the fitting Column 46: Lower limit used for wavelength scaling [nm] Column 47: Upper limit used for wavelength scaling [nm] Column 48: Order of smoothing polynomial Column 49: Smoothing polynomial coefficient, order 0 Column 50: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 51: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 52: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 53: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 54: Smoothing polynomial coefficient, order 1 Column 55: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 56: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 57: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 58: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 59: Smoothing polynomial coefficient, order 2 Column 60: Independent uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 61: Structured uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 62: Common uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 63: rms-based uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 64: Smoothing polynomial coefficient, order 3 Column 65: Independent uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 66: Structured uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 67: Common uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 68: rms-based uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 69: Mean value of measured data inside fitting window [same units as measurements] Column 70: Wavelength change polynomial coefficient, order 0 Column 71: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 72: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 73: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 74: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 75: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 76: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 77: L2Fit data quality flag: 0=assured high quality, 1=assured medium quality, 2=assured low quality, 10=not-assured high quality, 11=not-assured medium quality, 12=not-assured low quality Column 78: Sum over 2^i using those i, for which the corresponding L2Fit data quality parameter exceeds the DQ1 limit, 0=L1 data quality above 0, 1=Spectral fitting was not successful, 2=Wavelength shift too large, 3=Normalized rms of fitting residuals weighted with independent uncertainty too large Column 79: Sum over 2^i using those i, for which the corresponding L2Fit data quality parameter exceeds the DQ2 limit (same parameters as for DQ1) Column 80: L1 data quality flag: 0=assured high quality, 1=assured medium quality, 2=assured low quality, 10=not-assured high quality, 11=not-assured medium quality, 12=not-assured low quality Column 81: Sum over 2^i using those i, for which the corresponding L1 data quality parameter exceeds the DQ1 limit, 0=Saturated data, 1=Too few dark counts measurements, 2=No temperature given or effective temperature too different from the reference temperature, 3=Dark count too high, 4=Unsuccessful dark background fitting, 5=The dark count differs significantly from the dark map for too many pixels, 6=Absolute value of estimated average residual stray light level too high, 7=Although attempted, no wavelength change could be retrieved, 8=Absolute value of retrieved wavelength shift too large, 9=Retrieved wavelength shift differs too much from the shift predicted by the effective temperature Column 82: Sum over 2^i using those i, for which the corresponding L1 data quality parameter exceeds the DQ2 limit (same parameters as for DQ1) Column 83: Atmospheric variability [%], 999=no atmospheric variability was determined Column 84: Wavelength effective temperature [°C], 999=no effective temperature given Column 85: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 86: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 87: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 88: Number of bright count cycles Column 89: Number of dark count cycles Column 90: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 91: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 92: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 93: Integration time [ms] Column 94: Temperature at electronics board [°C], 999=no temperature signal Column 95: Spectrometer control temperature [°C], 999=no temperature signal Column 96: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 97: Temperature in head sensor [°C], 999=no temperature signal Column 98: Humidity in head sensor [%], -9=no humidity signal Column 99: Pressure in head sensor [hPa], -9=no pressure signal Columns 100-242: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 243-385: Normalized slant column residuals weighted with independent instrumental uncertainty for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting, 0=no independent instrumental uncertainty was given --------------------------------------------------------------------------------------- SS 20240210T182441.2Z 8806.767143 280 1 49.39 2 55.33 198.68 53.64 184.21 0.00 1 0.00 1 0 17 1.135e-02 5.599e-03 3.794e-03 1.601e-03 2.570335e-01 8.018902e-04 3.087878e-03 -6.000000e+00 6.417829e-03 224.81 -2.00 3.47 -2.00 316.54 0.00e+00 5.330602e-04 9.468161e-05 4.931768e-05 -6.000000e+00 2.781449e-04 276.35 -2.00 20.00 -2.00 315.96 0.00e+00 1.753 0.000 302.00 328.00 3 4.9828e+00 2.0788e-03 2.1576e-02 -6.0000e+00 1.5877e-02 2.3905e-02 2.3284e-03 1.2851e-02 -6.0000e+00 1.7265e-02 -7.8361e-03 1.3687e-03 6.3939e-03 -6.0000e+00 1.0272e-02 -9.6329e-04 6.5791e-04 1.8667e-03 -6.0000e+00 4.3914e-03 4.6578e-04 -1.9749e-04 4.4981e-05 2.1261e-05 -6.0000e+00 3.0189e-04 -7.6607e-04 2.4199e-05 10 0 0 10 0 0 92.47 21.75 0.44 -0.00077 -0.00225 19 4 1 5 0 2599.130 26.21 20.02 21.75 21.51 3.8 978.19 -1942 -859 -917 -3120 -3663 -7407 -150 772 586 -393 -2973 -2434 -23 1486 951 949 -329 602 983 2053 893 875 1915 873 1189 -137 -341 -1043 -1101 -1253 1139 16 813 -153 -2389 -2453 -2205 -566 -701 63 -823 -438 485 -656 179 326 -15 -402 -758 -418 586 763 684 1203 1177 929 534 -130 281 115 1249 1324 1152 1171 138 5 -177 -401 28 672 78 -95 -64 456 -37 -410 -727 -888 -1025 -950 -1169 -1171 -1519 -1598 -774 -613 -2 153 464 484 273 806 -207 200 539 117 351 769 625 -203 -96 -628 -879 -68 -650 -1008 -602 -472 77 246 413 226 219 231 269 155 38 281 247 -137 -141 14 484 263 244 148 167 816 341 87 -86 -290 -314 271 302 -206 -81 -16 159 -251 -123 -186 -436 -290 -142 -159 -539 -578 -1111 -21 120 102 -74 -572 -464 -5 332 241 264 -98 183 307 656 296 289 627 298 425 -52 -130 -387 -386 -425 387 6 317 -63 -970 -951 -881 -248 -354 36 -512 -284 319 -441 120 217 -10 -263 -490 -267 382 522 489 890 896 718 420 -103 219 89 971 1070 986 1053 127 5 -149 -326 24 598 74 -95 -65 451 -35 -369 -609 -709 -821 -816 -1092 -1169 -1599 -1735 -868 -717 -2 190 578 596 324 904 -220 204 559 129 412 958 819 -269 -123 -769 -1032 -80 -800 -1297 -794 -639 106 353 614 343 328 333 369 204 50 370 338 -196 -206 21 696 371 335 197 216 1036 447 120 -123 -422 -462 404 464 -329 -132 -27 264 -413 -199 -294 -678 SS 20240210T183404.5Z 8806.773663 283 1 48.42 2 55.95 201.33 53.77 186.96 0.00 1 0.00 1 0 17 1.074e-02 5.624e-03 2.927e-03 1.258e-03 2.596554e-01 6.304181e-04 3.115452e-03 -6.000000e+00 6.074274e-03 224.81 -2.00 3.47 -2.00 316.49 0.00e+00 5.616437e-04 7.353081e-05 5.037107e-05 -6.000000e+00 2.631390e-04 276.35 -2.00 20.00 -2.00 315.91 0.00e+00 1.780 0.000 302.00 328.00 3 4.4904e+00 1.6329e-03 2.1866e-02 -6.0000e+00 1.5028e-02 2.0956e-02 1.8286e-03 1.2971e-02 -6.0000e+00 1.6339e-02 -6.4993e-03 1.0733e-03 6.4517e-03 -6.0000e+00 9.7219e-03 -1.8559e-03 5.1449e-04 1.8928e-03 -6.0000e+00 4.1571e-03 7.3956e-04 1.6296e-04 3.5269e-05 2.1476e-05 -6.0000e+00 2.8561e-04 -1.4198e-03 8.4340e-05 10 0 0 10 0 0 99.76 21.78 0.28 -0.00142 -0.00020 30 7 1 5 0 1613.820 26.32 20.01 21.78 22.07 3.8 982.37 1846 -2797 127 -2527 -4446 -3209 -3076 404 -1668 -670 -2005 -3380 415 -1137 1337 274 -342 1094 706 2695 843 557 2097 493 1028 -618 234 -1124 -888 -505 1046 745 1216 198 -3214 -2133 -2174 -1339 -343 -203 -297 -349 -34 -545 -56 317 -634 81 -483 -324 405 700 1121 896 673 1107 963 12 287 514 734 1200 1509 1225 289 -334 -232 -192 508 734 124 139 -151 214 -162 -335 -470 -1113 -703 -1020 -1504 -1190 -1541 -1636 -646 -633 -149 320 218 573 243 506 -41 193 588 239 222 564 348 -329 -151 -764 -586 -141 -296 -955 -674 -514 71 395 245 427 117 402 383 83 286 -10 275 -40 -228 64 270 198 380 439 24 867 366 66 211 -467 -69 11 118 -50 -217 159 78 -95 -67 -341 -566 273 -481 22 -442 -725 -476 -462 64 -302 -128 -391 -663 85 -265 344 78 -103 337 225 872 284 187 697 172 374 -238 90 -425 -317 -173 362 276 482 83 -1340 -843 -884 -600 -174 -117 -185 -227 -23 -368 -38 213 -426 54 -314 -209 266 484 805 667 517 858 758 10 226 400 575 975 1292 1105 267 -300 -196 -157 421 656 120 139 -152 212 -155 -303 -396 -898 -567 -884 -1412 -1193 -1625 -1776 -723 -740 -180 395 271 703 288 568 -44 197 613 263 261 704 456 -436 -194 -936 -686 -166 -363 -1227 -886 -694 98 564 364 644 175 579 526 109 369 -13 376 -58 -334 94 388 279 520 584 31 1104 481 91 301 -680 -101 17 182 -80 -352 260 129 -157 -108 -537 -877 SS 20240210T184014.3Z 8806.777943 287 1 49.18 2 56.40 203.05 53.91 188.76 0.00 1 0.00 1 0 17 1.155e-02 5.662e-03 3.638e-03 1.478e-03 2.617764e-01 7.399758e-04 3.149241e-03 -6.000000e+00 6.531674e-03 224.81 -2.00 3.47 -2.00 316.64 0.00e+00 6.219062e-04 8.952607e-05 4.850675e-05 -6.000000e+00 2.830812e-04 276.35 -2.00 20.00 -2.00 316.06 0.00e+00 1.801 0.000 302.00 328.00 3 4.7600e+00 1.9208e-03 2.2114e-02 -6.0000e+00 1.6159e-02 2.4089e-02 2.1524e-03 1.3119e-02 -6.0000e+00 1.7571e-02 -6.9675e-03 1.2698e-03 6.5253e-03 -6.0000e+00 1.0455e-02 -8.5081e-04 6.1351e-04 1.9203e-03 -6.0000e+00 4.4693e-03 5.5057e-04 -1.6903e-04 4.1547e-05 2.1694e-05 -6.0000e+00 3.0725e-04 -8.5419e-04 1.9582e-05 10 0 0 10 0 0 97.46 21.81 0.18 -0.00085 -0.00212 27 6 1 5 0 1821.400 26.32 20.00 21.81 22.39 3.8 984.29 -725 -1421 -2648 -2007 -4356 -6198 43 -538 475 -2335 -1645 -4707 -128 -814 586 1018 -908 1484 440 2386 1339 -415 2239 591 1257 557 983 -229 -1044 -14 1102 880 1268 75 -2041 -2618 -1765 -970 -733 225 -1302 -421 -900 -343 -298 621 -336 -406 115 -657 558 729 1011 1102 454 918 655 268 165 378 1317 1175 1607 950 115 -368 50 -281 361 967 -80 -17 26 291 283 -402 -207 -1080 -1299 -891 -1319 -1219 -1708 -1524 -849 -829 104 14 351 415 238 688 -3 256 535 495 304 546 770 -309 -316 -689 -545 -228 -597 -945 -513 -434 -173 410 300 188 360 294 143 17 110 187 181 132 -196 40 341 302 186 315 151 545 513 109 221 -168 -373 237 226 -1 -44 -107 31 -310 -33 -181 -568 -102 -225 -443 -326 -658 -876 6 -80 79 -424 -298 -874 -25 -178 143 273 -261 431 133 734 427 -134 707 196 436 202 359 -82 -354 -5 364 311 480 30 -808 -993 -686 -417 -362 125 -797 -268 -588 -226 -197 407 -220 -262 73 -415 359 493 713 807 343 703 509 209 128 289 1013 941 1360 849 105 -327 42 -227 297 854 -77 -17 26 286 268 -360 -171 -858 -1038 -761 -1229 -1215 -1795 -1651 -951 -969 125 18 438 511 282 771 -3 261 555 544 357 683 1011 -411 -408 -845 -639 -267 -735 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