File name: Pandora147s1_SWDetroitMI_20221031_L2Fit_fout2c1d20210609p1-8.txt File generation date: 20260322T235128.4Z Data description: Level 2 spectral fitting results file Data file version: fout2c1p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 147 Spectrometer number: 1 Processing software version used: BlickP v1.8.88 Instrument operation file used: Pandora147_OF_v4d20210429.txt Instrument calibration file used: Pandora147s1_CF_v1d20210609.txt Level 1 file used: Pandora147s1_SWDetroitMI_20221031_L1_smca1c1d20210609p1-8.txt.bz2 Full location name: SW Detroit (SWHS) (AQS-26-163-0015) Short location name: SWDetroitMI Country of location: USA Location latitude [deg]: 42.3026 Location longitude [deg]: -83.1068 Location altitude [m]: 178 Local noon date: 20221031 Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are dark map for dark correction (replaced by immediate dark method), latency correction, matrix method stray light correction (replaced by simple method) Data caveats: None First and last pixel inside fitting window: 235 377 Nominal wavelengths inside fitting window [nm]: 305.0003 305.1412 305.2821 305.4229 305.5638 305.7046 305.8454 305.9863 306.1271 306.2679 306.4086 306.5494 306.6902 306.8309 306.9716 307.1124 307.2531 307.3938 307.5345 307.6752 307.8158 307.9565 308.0971 308.2378 308.3784 308.5190 308.6596 308.8002 308.9408 309.0813 309.2219 309.3624 309.5029 309.6435 309.7840 309.9245 310.0649 310.2054 310.3459 310.4863 310.6268 310.7672 310.9076 311.0480 311.1884 311.3288 311.4692 311.6095 311.7499 311.8902 312.0305 312.1708 312.3111 312.4514 312.5917 312.7320 312.8722 313.0124 313.1527 313.2929 313.4331 313.5733 313.7135 313.8537 313.9938 314.1340 314.2741 314.4142 314.5543 314.6944 314.8345 314.9746 315.1147 315.2547 315.3948 315.5348 315.6748 315.8149 315.9549 316.0948 316.2348 316.3748 316.5147 316.6547 316.7946 316.9345 317.0744 317.2143 317.3542 317.4941 317.6339 317.7738 317.9136 318.0534 318.1932 318.3330 318.4728 318.6126 318.7524 318.8921 319.0319 319.1716 319.3113 319.4510 319.5907 319.7304 319.8701 320.0097 320.1494 320.2890 320.4287 320.5683 320.7079 320.8475 320.9870 321.1266 321.2662 321.4057 321.5452 321.6848 321.8243 321.9638 322.1033 322.2427 322.3822 322.5216 322.6611 322.8005 322.9399 323.0793 323.2187 323.3581 323.4975 323.6368 323.7762 323.9155 324.0548 324.1941 324.3334 324.4727 324.6120 324.7512 324.8905 --------------------------------------------------------------------------------------- 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 20221031T174436.0Z 8339.739305 238 1 4.96 2 56.95 188.26 101.69 114.02 0.00 1 0.00 1 0 17 1.133e-02 7.095e-03 7.915e-03 4.061e-03 2.231346e-01 2.042809e-03 2.756412e-03 -6.000000e+00 6.383099e-03 224.20 -2.00 3.54 -2.00 316.02 0.00e+00 3.183283e-04 2.167327e-04 7.174314e-05 -6.000000e+00 2.813586e-04 280.25 -2.00 20.00 -2.00 315.41 0.00e+00 1.828 0.000 302.00 328.00 3 3.6113e+00 5.2493e-03 2.1140e-02 -6.0000e+00 1.5755e-02 4.4416e-02 5.8575e-03 1.1382e-02 -6.0000e+00 1.7108e-02 -3.6666e-03 3.4105e-03 5.6512e-03 -6.0000e+00 1.0197e-02 -6.3983e-04 1.6241e-03 1.6329e-03 -6.0000e+00 4.4485e-03 1.8485e-03 5.0918e-04 1.1230e-04 1.9108e-05 -6.0000e+00 2.9813e-04 -1.6167e-02 2.3459e-04 12 9 1 12 9 1 99.40 16.25 0.23 -0.01617 -0.01234 3 9 1 5 0 1197.510 22.29 15.00 16.25 22.76 24.9 978.60 900000 2845 -744 -1406 -5935 -847 1131 569 -1615 3106 -1774 -1549 -2831 -491 1123 1093 1028 1453 137 -162 798 -63 1480 763 1506 -993 969 -1259 -902 -786 850 269 1753 900 -2255 -2160 -2514 -3286 -317 -159 -990 -256 -149 96 -29 -68 -763 211 -1506 -103 -134 653 469 1445 1326 948 225 1114 214 301 131 419 1373 1236 1439 -134 -242 -751 528 1042 306 245 489 607 97 -864 798 -657 -1477 -908 -1026 -1092 -2071 -1797 -876 -802 -335 293 137 952 320 657 -303 354 -129 294 -447 1112 782 397 -302 -535 -1687 -857 -238 -636 -625 -765 -334 -391 645 510 530 57 -100 -129 872 316 103 204 22 0 173 535 535 368 -347 1092 527 635 24 -467 -200 316 -413 277 -578 220 133 -458 -24 -161 -470 900000 595 -163 -305 -1260 -153 198 110 -359 719 -436 -370 -722 -133 340 357 357 515 51 -62 314 -25 571 307 612 -433 423 -544 -372 -304 325 111 763 407 -1026 -944 -1123 -1602 -172 -96 -658 -180 -108 68 -20 -50 -558 148 -1044 -71 -91 470 348 1115 1067 757 185 912 174 240 105 352 1201 1134 1369 -124 -215 -625 434 916 296 247 503 612 97 -817 681 -535 -1186 -788 -947 -1089 -2203 -1944 -962 -923 -410 363 174 1179 385 741 -331 364 -133 319 -511 1350 1016 518 -389 -654 -1974 -1003 -289 -796 -818 -1021 -451 -557 944 757 775 80 -136 -165 1092 406 137 285 31 0 246 750 732 479 -442 1351 679 831 32 -664 -288 449 -607 419 -917 346 214 -735 -39 -246 -711 SS 20221031T175244.2Z 8339.744956 244 1 48.25 2 57.20 190.59 100.36 115.21 0.00 1 0.00 1 0 17 1.259e-02 6.647e-03 1.109e-02 3.578e-03 2.260234e-01 1.784668e-03 2.797740e-03 -6.000000e+00 7.085105e-03 224.20 -2.00 3.54 -2.00 317.56 0.00e+00 4.630726e-04 2.667314e-04 1.592315e-04 -6.000000e+00 3.123559e-04 280.24 -2.00 20.00 -2.00 316.86 0.00e+00 1.840 0.000 302.00 328.00 3 4.4180e+00 4.6965e-03 2.1373e-02 -6.0000e+00 1.7488e-02 5.5884e-02 5.2922e-03 1.1639e-02 -6.0000e+00 1.8993e-02 3.4848e-03 3.2189e-03 5.7932e-03 -6.0000e+00 1.1321e-02 -5.9362e-03 1.6182e-03 1.6887e-03 -6.0000e+00 4.9365e-03 8.0506e-04 7.4217e-05 1.0272e-04 1.8782e-05 -6.0000e+00 3.3126e-04 -1.5831e-02 1.1352e-04 11 8 0 10 0 0 99.98 16.25 0.20 -0.01583 -0.01527 99 23 1 5 0 487.300 22.40 15.00 16.25 23.70 25.0 987.63 900000 -3377 -3652 4079 -4764 -3351 -1181 -1267 1226 1508 -3045 -2352 -385 -1485 3244 -589 -907 471 1364 672 707 653 587 -754 367 383 1109 572 -1775 -424 871 1882 859 424 -2244 -3311 -1556 -1501 -1630 781 -1259 -87 -946 -816 -262 -117 -16 -1138 -1220 -301 141 987 465 781 1306 602 953 537 846 -636 1255 781 2033 1605 2177 324 -7 -1785 -467 509 543 1203 416 197 835 -36 -796 -1558 -1607 -327 -1259 -979 -2232 -1727 -1467 -470 -403 181 726 559 645 -1 -179 -402 -408 -168 43 889 1021 276 19 -874 -1094 -885 -81 -1036 -783 -733 -406 180 742 661 703 407 -28 -310 -243 -223 -147 338 -114 203 135 295 416 628 -42 704 106 176 194 -28 -440 -10 -20 -91 -33 622 32 -74 -312 -349 -429 900000 -426 -488 496 -567 -352 -121 -142 151 202 -432 -323 -55 -243 577 -122 -201 106 314 161 175 161 143 -194 98 108 316 159 -464 -103 210 481 239 127 -672 -926 -437 -475 -614 343 -638 -47 -525 -462 -147 -66 -9 -617 -643 -154 73 541 272 479 830 393 631 361 557 -417 813 533 1486 1272 1781 257 -5 -1225 -337 379 456 1071 381 177 712 -30 -597 -1074 -1084 -237 -1041 -898 -2122 -1713 -1528 -522 -477 223 906 689 749 -1 -184 -382 -389 -173 49 1046 1312 366 24 -1101 -1271 -1007 -98 -1368 -1014 -993 -570 265 1157 1069 1118 612 -41 -419 -315 -294 -206 508 -181 324 211 446 597 855 -54 869 136 243 283 -43 -682 -16 -33 -160 -61 1154 58 -140 -572 -617 -733