File name: Pandora147s1_SWDetroitMI_20240112_L2Fit_fout2c9d20221206p1-8.txt File generation date: 20240113T134035.6Z Data description: Level 2 spectral fitting results file Data file version: fout2c9p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 147 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora147_OF_v4d20210429.txt Instrument calibration file used: Pandora147s1_CF_v9d20221206.txt Level 1 file used: Pandora147s1_SWDetroitMI_20240112_L1_smca1c9d20221206p1-8.txt 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: 20240112 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: 236 378 Nominal wavelengths inside fitting window [nm]: 305.0989 305.2398 305.3807 305.5215 305.6624 305.8032 305.9440 306.0848 306.2256 306.3664 306.5072 306.6479 306.7887 306.9294 307.0701 307.2108 307.3516 307.4922 307.6329 307.7736 307.9143 308.0549 308.1955 308.3362 308.4768 308.6174 308.7580 308.8985 309.0391 309.1797 309.3202 309.4607 309.6013 309.7418 309.8823 310.0227 310.1632 310.3037 310.4441 310.5846 310.7250 310.8654 311.0058 311.1462 311.2866 311.4270 311.5673 311.7077 311.8480 311.9883 312.1286 312.2689 312.4092 312.5495 312.6898 312.8300 312.9703 313.1105 313.2507 313.3909 313.5311 313.6713 313.8115 313.9517 314.0918 314.2319 314.3721 314.5122 314.6523 314.7924 314.9325 315.0725 315.2126 315.3526 315.4927 315.6327 315.7727 315.9127 316.0527 316.1927 316.3326 316.4726 316.6125 316.7525 316.8924 317.0323 317.1722 317.3121 317.4519 317.5918 317.7317 317.8715 318.0113 318.1511 318.2909 318.4307 318.5705 318.7103 318.8500 318.9898 319.1295 319.2692 319.4089 319.5486 319.6883 319.8280 319.9677 320.1073 320.2469 320.3866 320.5262 320.6658 320.8054 320.9450 321.0845 321.2241 321.3636 321.5032 321.6427 321.7822 321.9217 322.0612 322.2007 322.3401 322.4796 322.6190 322.7584 322.8979 323.0373 323.1767 323.3160 323.4554 323.5948 323.7341 323.8734 324.0128 324.1521 324.2914 324.4307 324.5699 324.7092 324.8485 324.9877 --------------------------------------------------------------------------------------- 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 20240112T162330.5Z 8777.682992 147 1 18.19 2 66.39 160.43 74.73 144.16 0.00 1 0.00 1 0 17 6.411e-02 7.463e-03 4.977e-02 5.284e-03 4.084576e-01 2.597741e-03 4.772131e-03 -6.000000e+00 3.556815e-02 223.45 -2.00 3.54 -2.00 319.02 0.00e+00 1.778463e-03 6.033085e-04 1.628720e-04 -6.000000e+00 1.538658e-03 273.28 -2.00 20.00 -2.00 318.48 0.00e+00 2.478 0.000 302.00 328.00 3 4.7573e+00 7.0828e-03 3.1823e-02 -6.0000e+00 8.7812e-02 6.5891e-02 8.1780e-03 2.0734e-02 -6.0000e+00 9.5911e-02 -1.5717e-02 6.1521e-03 1.0498e-02 -6.0000e+00 5.7000e-02 -1.0045e-03 3.2777e-03 3.7642e-03 -6.0000e+00 2.4224e-02 2.3248e-04 1.0804e-03 1.4816e-04 3.5760e-05 -6.0000e+00 1.6785e-03 -2.0854e-02 2.9464e-04 12 9 1 12 1 1 99.97 16.15 0.24 -0.02085 -0.01274 7 5 1 5 0 2273.260 22.29 15.00 16.15 9.30 30.5 917.33 -12570 -30806 -18135 -31028 25598 -23912 4918 -11733 11769 -23549 764 -16936 -7169 1246 3916 -2827 1129 3378 802 11987 -3711 13828 1016 -385 1619 677 -3138 1344 -7239 6437 -6830 -5639 3110 1886 -6066 -1930 4427 -3028 1393 396 1348 -1563 2131 -2770 48 -2905 1136 -2066 -451 457 1009 -466 646 -9 2793 1492 805 1592 -1983 -148 955 960 2524 1996 840 744 -2655 1022 687 628 600 169 531 1126 -661 -1019 -2876 -527 -721 -1854 -802 -568 -1800 -1343 -399 -439 454 780 1052 419 887 -483 677 -772 -362 -324 1021 651 413 -803 96 -554 -672 536 -1330 -176 -1300 -363 -192 572 296 277 -118 -151 -264 -116 -410 -219 333 -184 -112 311 842 793 553 44 -256 333 -1 341 581 -145 -387 -152 129 -288 269 267 411 129 -162 -291 -947 -397 -1313 -709 -1301 572 -812 141 -431 401 -1153 30 -841 -385 74 272 -238 98 307 79 1104 -407 1260 109 -45 197 87 -417 162 -909 725 -984 -907 512 326 -1061 -320 759 -634 339 114 423 -532 725 -1003 17 -1067 399 -748 -161 168 398 -195 286 -4 1339 745 412 801 -1006 -73 483 530 1521 1261 541 467 -1636 607 447 449 468 137 423 848 -465 -669 -1761 -309 -461 -1331 -649 -511 -1689 -1315 -414 -468 504 886 1185 454 916 -464 623 -722 -353 -357 1205 831 562 -1082 123 -648 -765 624 -1648 -226 -1774 -499 -282 875 486 464 -192 -231 -387 -160 -575 -321 518 -293 -178 496 1294 1168 806 62 -343 456 -2 539 941 -245 -674 -268 240 -566 519 524 804 253 -302 -535 -1715 SS 20240112T162830.9Z 8777.686469 151 1 7.66 2 66.08 161.66 74.20 145.17 0.00 1 0.00 1 0 25 3.989e-02 7.059e-03 2.583e-02 4.031e-03 4.008663e-01 1.978978e-03 4.804577e-03 -6.000000e+00 2.209953e-02 223.45 -2.00 3.54 -2.00 318.44 0.00e+00 1.035970e-03 3.891427e-04 2.039564e-04 -6.000000e+00 9.563586e-04 273.28 -2.00 20.00 -2.00 317.88 0.00e+00 2.449 0.000 302.00 328.00 3 3.7508e+00 5.3080e-03 3.1414e-02 -6.0000e+00 5.4559e-02 4.9203e-02 6.0548e-03 2.0321e-02 -6.0000e+00 5.9622e-02 -2.9781e-02 4.1933e-03 1.0226e-02 -6.0000e+00 3.5434e-02 9.6007e-03 2.2195e-03 3.0861e-03 -6.0000e+00 1.5039e-02 6.7125e-04 -3.8807e-04 1.1118e-04 3.1419e-05 -6.0000e+00 1.0450e-03 -1.7084e-02 4.0476e-05 12 9 1 12 1 1 -37.43 16.15 0.24 -0.01708 -0.02000 5 9 1 5 0 1275.680 22.29 14.99 16.15 9.44 30.6 918.62 -18985 -9626 -10197 -4705 -9542 -12729 -9525 -13970 -9436 -10533 -1855 -19909 -3733 -12157 3730 -2204 2604 1123 4463 -844 39 -351 4978 -1392 2150 2547 -251 -2622 -6681 -194 102 1745 397 -1301 -5469 -2484 -4151 907 -2040 1780 -888 -471 -16 1502 134 312 33 -1156 -1516 126 2079 -96 2054 662 2254 94 2018 -943 105 233 1772 869 2614 2508 641 -581 -135 -234 1430 809 160 961 186 842 -180 -613 -1913 -1574 -1525 -499 -814 -1284 -2483 -1472 -1072 -639 -268 372 415 745 503 -184 6 -100 144 -922 847 500 395 -219 -86 -1297 -558 -379 -667 -1072 -310 -54 172 165 537 397 279 104 253 369 -190 86 -43 -86 -93 -151 312 812 281 536 139 881 374 390 -117 167 -7 -194 65 -86 -139 165 56 -209 -420 -338 -319 -955 -492 -542 -222 -423 -567 -444 -776 -561 -668 -108 -1497 -283 -1129 373 -248 299 139 564 -117 5 -49 680 -218 347 427 -43 -435 -1100 -31 18 340 87 -300 -1230 -536 -1007 248 -658 648 -344 -191 -7 625 56 133 14 -493 -652 55 964 -50 1111 366 1272 56 1198 -570 61 134 1041 562 1748 1820 476 -409 -89 -155 1021 634 137 848 163 697 -145 -443 -1351 -1086 -1087 -406 -721 -1215 -2546 -1500 -1164 -707 -311 440 487 833 544 -192 6 -97 152 -1061 1034 657 530 -290 -109 -1579 -660 -445 -852 -1389 -418 -74 250 250 839 634 433 158 365 525 -263 125 -65 -135 -146 -232 480 1190 393 743 185 1195 537 589 -188 269 -12 -337 115 -156 -256 308 105 -377 -749 -593 -547