File name: Pandora166s1_PhiladelphiaPA_20240712_L2Fit_fout2c6d20231015p1-8.txt File generation date: 20241031T062756.6Z Data description: Level 2 spectral fitting results file Data file version: fout2c6p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 166 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora166_OF_v5d20210217.txt Instrument calibration file used: Pandora166s1_CF_v6d20231015.txt Level 1 file used: Pandora166s1_PhiladelphiaPA_20240712_L1_smca1c6d20231015p1-8.txt Full location name: Philadelphia, Pennsylvania; Philadelphia-Camden-Wilmington; North East Waste (NE Short location name: PhiladelphiaPA Country of location: United States Location latitude [deg]: 39.9919 Location longitude [deg]: -75.0811 Location altitude [m]: 6 Local noon date: 20240712 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: 223 365 Nominal wavelengths inside fitting window [nm]: 305.0440 305.1847 305.3255 305.4662 305.6069 305.7476 305.8882 306.0289 306.1696 306.3102 306.4509 306.5915 306.7321 306.8727 307.0133 307.1539 307.2945 307.4350 307.5756 307.7161 307.8566 307.9972 308.1377 308.2781 308.4186 308.5591 308.6996 308.8400 308.9804 309.1209 309.2613 309.4017 309.5421 309.6825 309.8228 309.9632 310.1035 310.2439 310.3842 310.5245 310.6648 310.8051 310.9454 311.0857 311.2259 311.3662 311.5064 311.6466 311.7869 311.9271 312.0672 312.2074 312.3476 312.4878 312.6279 312.7680 312.9082 313.0483 313.1884 313.3285 313.4685 313.6086 313.7487 313.8887 314.0288 314.1688 314.3088 314.4488 314.5888 314.7288 314.8687 315.0087 315.1486 315.2886 315.4285 315.5684 315.7083 315.8482 315.9881 316.1279 316.2678 316.4076 316.5475 316.6873 316.8271 316.9669 317.1067 317.2465 317.3862 317.5260 317.6657 317.8055 317.9452 318.0849 318.2246 318.3643 318.5040 318.6436 318.7833 318.9229 319.0626 319.2022 319.3418 319.4814 319.6210 319.7606 319.9001 320.0397 320.1792 320.3188 320.4583 320.5978 320.7373 320.8768 321.0163 321.1557 321.2952 321.4346 321.5740 321.7135 321.8529 321.9923 322.1317 322.2710 322.4104 322.5497 322.6891 322.8284 322.9677 323.1070 323.2463 323.3856 323.5249 323.6642 323.8034 323.9426 324.0819 324.2211 324.3603 324.4995 324.6387 324.7778 324.9170 --------------------------------------------------------------------------------------- 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 20240712T183347.3Z 8959.773465 374 1 51.49 2 26.02 232.19 65.59 118.18 0.00 1 0.00 1 0 17 9.395e-03 7.027e-03 2.907e-03 1.660e-03 1.585985e-01 8.593638e-04 1.887482e-03 -6.000000e+00 5.507589e-03 232.83 -2.00 3.49 -2.00 315.75 0.00e+00 4.646383e-04 7.661615e-05 1.938833e-05 -6.000000e+00 2.170379e-04 289.96 -2.00 20.00 -2.00 315.44 0.00e+00 1.112 0.000 302.00 328.00 3 4.9813e+00 2.2508e-03 1.3936e-02 -6.0000e+00 1.3957e-02 3.2489e-02 2.4932e-03 8.1989e-03 -6.0000e+00 1.5135e-02 -2.2120e-03 1.4269e-03 3.9909e-03 -6.0000e+00 8.8634e-03 -3.0681e-03 6.3489e-04 1.1084e-03 -6.0000e+00 3.6631e-03 1.0245e-03 2.3552e-04 4.8156e-05 1.3846e-05 -6.0000e+00 2.5859e-04 5.7880e-05 0.0000e+00 11 8 0 10 0 0 99.96 19.39 0.11 0.00006 0.00183 38 7 1 5 0 1354.830 26.32 20.01 19.39 34.14 26.7 1079.65 1225 679 -142 -2724 -2151 -1352 -1144 861 901 -1362 -2613 -1072 -844 -636 783 -836 -48 213 916 1114 -234 -201 1298 1828 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280 -497 -127 -737 -789 -186 -1281 -1586 -908 -1156 -245 629 692 311 680 175 -124 200 497 179 706 518 -234 535 455 605 1234 350 -48 1656 757 283 107 -597 -480 181 -401 -184 -126 781 242 -380 -341 -1164 -763 SS 20240712T205404.9Z 8959.870890 467 1 51.16 2 51.23 267.01 47.57 153.80 0.00 1 0.00 1 0 17 1.117e-02 6.703e-03 4.653e-03 1.723e-03 2.219368e-01 8.843026e-04 2.629783e-03 -6.000000e+00 6.549800e-03 232.83 -2.00 3.49 -2.00 317.10 0.00e+00 6.430488e-04 1.066613e-04 4.170721e-05 -6.000000e+00 2.580992e-04 289.97 -2.00 20.00 -2.00 316.76 0.00e+00 1.593 0.000 302.00 328.00 3 4.3857e+00 2.3461e-03 1.9820e-02 -6.0000e+00 1.6598e-02 3.3830e-02 2.6086e-03 1.1531e-02 -6.0000e+00 1.7999e-02 -3.4971e-03 1.5520e-03 5.6272e-03 -6.0000e+00 1.0540e-02 -3.6778e-03 7.4354e-04 1.5747e-03 -6.0000e+00 4.3564e-03 1.0196e-03 2.3207e-04 5.0680e-05 1.8037e-05 -6.0000e+00 3.0750e-04 -3.1969e-04 0.0000e+00 11 8 0 10 0 0 99.98 19.38 0.23 -0.00032 0.00142 51 9 1 5 0 1003.050 26.32 19.98 19.38 32.36 27.3 1067.71 -1196 -1355 314 -2428 -3174 -2735 59 811 -1647 -1916 -4461 -1265 -1006 -355 386 -1003 -574 -304 1656 1385 980 17 2064 1407 1379 1622 -350 779 -415 569 1395 845 1920 -816 -3916 -2665 -2109 -1609 13 -731 -1334 -980 -906 -765 -97 -393 -734 -200 -645 -193 1010 781 1412 1084 909 1009 589 -29 -110 798 1115 1607 2103 1926 238 -695 66 -891 1096 619 213 552 524 651 -87 -39 -883 -975 -355 -563 -1117 -1440 -2047 -1836 -930 -677 -215 36 200 427 265 327 -269 459 557 327 439 1023 193 -271 -286 -1022 -416 117 -912 -1384 -1135 -848 -253 509 285 222 477 -127 111 343 325 376 578 379 -251 191 456 451 686 295 40 1204 525 65 271 -430 -238 97 -207 -233 -284 238 -1 -179 -52 -341 -383 -162 -201 47 -354 -416 -337 7 111 -257 -315 -746 -207 -180 -71 87 -249 -148 -80 446 385 280 5 587 419 431 523 -115 241 -121 160 403 262 630 -283 -1327 -864 -726 -630 6 -384 -769 -587 -558 -475 -60 -243 -446 -118 -372 -110 592 486 920 740 638 718 426 -21 -79 567 808 1228 1713 1657 209 -577 50 -662 832 522 196 529 505 612 -78 -32 -668 -697 -256 -447 -982 -1381 -2093 -1948 -1033 -797 -264 45 254 530 312 357 -272 441 550 349 508 1281 257 -362 -365 -1233 -475 135 -1132 -1815 -1541 -1189 -366 765 446 353 739 -188 153 446 417 495 802 557 -382 289 678 652 949 395 52 1511 690 91 393 -640 -358 150 -334 -391 -489 415 -1 -313 -88 -567 -625 SS 20240712T212411.7Z 8959.891802 494 1 49.47 2 57.00 271.89 45.62 163.63 0.00 1 0.00 1 0 17 1.613e-02 7.159e-03 1.059e-02 3.025e-03 2.558025e-01 1.549441e-03 3.015543e-03 -6.000000e+00 9.455754e-03 232.83 -2.00 3.49 -2.00 317.64 0.00e+00 8.198962e-04 2.147538e-04 5.788838e-05 -6.000000e+00 3.726361e-04 289.97 -2.00 20.00 -2.00 317.30 0.00e+00 1.830 0.000 302.00 328.00 3 5.0735e+00 4.1389e-03 2.2796e-02 -6.0000e+00 2.3963e-02 5.2887e-02 4.6116e-03 1.3303e-02 -6.0000e+00 2.5985e-02 -5.1657e-03 2.8464e-03 6.5072e-03 -6.0000e+00 1.5217e-02 -3.0067e-03 1.4148e-03 1.8307e-03 -6.0000e+00 6.2887e-03 3.7902e-04 1.9010e-04 8.9236e-05 2.0481e-05 -6.0000e+00 4.4398e-04 4.1056e-04 0.0000e+00 11 9 0 11 8 0 99.89 19.39 0.35 0.00041 0.00184 14 3 1 5 0 3533.380 26.32 19.99 19.39 34.23 26.7 1079.58 2935 5269 -558 -2855 -2833 -5696 5115 530 -1789 1072 -5548 1039 -1902 -735 -2260 -3099 1926 -581 2436 -62 413 -714 3264 3145 -1467 1767 -1700 1824 -1498 2320 1640 996 3027 -2734 -2738 -4878 -3090 -2818 -312 -644 -1213 -1062 -437 71 -736 556 176 -2459 -537 1028 1309 653 708 1339 1319 653 -520 213 -231 805 1368 1271 2341 1679 453 -1582 -511 -756 1367 498 46 1172 133 842 -8 612 -1178 -1179 -133 -1131 -1192 -782 -1823 -1681 -330 -591 -254 194 483 534 707 483 5 85 550 119 490 787 -150 -314 423 -619 -418 -401 -1472 -1545 -718 -674 -130 484 688 -150 122 -475 -29 242 133 463 480 229 -491 -152 353 550 634 245 464 953 827 -98 211 -521 28 -16 -22 -148 -261 889 72 -110 13 -851 -492 275 533 -62 -306 -272 -532 449 54 -207 128 -703 126 -262 -114 -406 -620 385 -124 524 -14 96 -167 744 752 -385 466 -466 460 -365 533 397 261 840 -832 -790 -1394 -929 -969 -124 -297 -616 -563 -237 39 -406 303 95 -1328 -279 527 697 373 427 841 854 432 -353 144 -155 530 918 906 1778 1361 374 -1252 -372 -534 989 404 41 1075 124 759 -7 478 -853 -809 -92 -874 -1022 -730 -1827 -1752 -359 -685 -308 242 604 652 814 516 5 81 539 127 569 994 -202 -424 542 -748 -478 -465 -1836 -2031 -974 -948 -189 735 1091 -243 193 -719 -41 322 174 624 681 344 -763 -236 535 807 891 332 602 1218 1108 -141 314 -801 43 -25 -37 -258 -466 1602 131 -199 22 -1466 -828