File name: Pandora259s1_TylerTX_20241108_L2Fit_fout2c3d20230310p1-8.txt File generation date: 20241210T191137.9Z Data description: Level 2 spectral fitting results file Data file version: fout2c3p1-8 Local principal investigator: James Flynn Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 259 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora259_OF_v3d20221229.txt Instrument calibration file used: Pandora259s1_CF_v3d20230310.txt Level 1 file used: Pandora259s1_TylerTX_20241108_L1_smca1c3d20230310p1-8.txt Full location name: Tyler Pounds Regional Airport Short location name: TylerTX Country of location: United States Location latitude [deg]: 32.3440 Location longitude [deg]: -95.4159 Location altitude [m]: 164 Local noon date: 20241108 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: None First and last pixel inside fitting window: 195 337 Nominal wavelengths inside fitting window [nm]: 305.0446 305.1851 305.3256 305.4661 305.6066 305.7470 305.8875 306.0279 306.1684 306.3088 306.4492 306.5896 306.7300 306.8704 307.0108 307.1511 307.2915 307.4318 307.5721 307.7125 307.8528 307.9930 308.1333 308.2736 308.4139 308.5541 308.6943 308.8346 308.9748 309.1150 309.2552 309.3954 309.5355 309.6757 309.8158 309.9560 310.0961 310.2362 310.3763 310.5164 310.6565 310.7966 310.9366 311.0767 311.2167 311.3567 311.4967 311.6367 311.7767 311.9167 312.0567 312.1966 312.3366 312.4765 312.6164 312.7563 312.8962 313.0361 313.1760 313.3159 313.4557 313.5955 313.7354 313.8752 314.0150 314.1548 314.2946 314.4344 314.5741 314.7139 314.8536 314.9934 315.1331 315.2728 315.4125 315.5522 315.6918 315.8315 315.9711 316.1108 316.2504 316.3900 316.5296 316.6692 316.8088 316.9484 317.0879 317.2275 317.3670 317.5065 317.6460 317.7855 317.9250 318.0645 318.2040 318.3434 318.4829 318.6223 318.7617 318.9011 319.0405 319.1799 319.3193 319.4587 319.5980 319.7373 319.8767 320.0160 320.1553 320.2946 320.4339 320.5731 320.7124 320.8516 320.9909 321.1301 321.2693 321.4085 321.5477 321.6869 321.8261 321.9652 322.1044 322.2435 322.3826 322.5217 322.6608 322.7999 322.9390 323.0780 323.2171 323.3561 323.4952 323.6342 323.7732 323.9122 324.0512 324.1901 324.3291 324.4680 324.6070 324.7459 324.8848 --------------------------------------------------------------------------------------- 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 20241108T194541.1Z 9078.823392 310 1 17.77 2 54.76 209.74 83.60 121.06 0.00 1 0.00 1 0 17 1.581e-02 9.477e-03 4.746e-03 2.872e-03 1.916797e-01 1.542211e-03 2.231772e-03 -6.000000e+00 9.676588e-03 225.08 -2.00 3.31 -2.00 315.42 0.00e+00 1.025673e-04 1.543625e-04 2.406049e-05 -6.000000e+00 4.507446e-04 286.56 -2.00 20.00 -2.00 314.75 0.00e+00 1.728 0.000 302.00 328.00 3 5.6670e+00 3.9409e-03 1.9232e-02 -6.0000e+00 2.3835e-02 3.9822e-02 4.3832e-03 9.2650e-03 -6.0000e+00 2.5783e-02 6.3625e-04 2.5121e-03 4.5637e-03 -6.0000e+00 1.5435e-02 -4.2039e-03 1.1201e-03 1.2991e-03 -6.0000e+00 6.5480e-03 2.7515e-04 -1.2523e-04 9.4255e-05 2.0268e-05 -6.0000e+00 5.2378e-04 2.5937e-03 0.0000e+00 12 9 9 12 33 1 99.99 28.95 0.87 0.00259 0.00165 8 3 1 5 0 1973.680 37.25 20.00 28.95 29.20 3.3 1012.49 -5827 -621 -4177 -2331 6818 -2535 -926 168 528 -1138 2739 -1187 -701 205 -2526 -263 661 4330 -440 -1320 635 2355 2061 2026 579 -373 -363 -3048 1292 3827 5493 3259 595 -2118 -1531 -2164 849 -1214 2239 -1561 -2506 -1738 -146 -871 -1765 -908 -1590 -544 894 757 -289 114 1114 1174 349 645 1124 1246 777 1273 1929 1786 805 -798 -1372 -162 974 589 1775 932 -111 -875 -1105 -908 -559 363 -35 1362 952 1878 -2084 -1385 -1986 -1438 -574 -121 -735 -51 -624 -244 -367 765 19 1248 2066 762 1210 -443 -957 -397 -620 -699 36 599 -366 -1297 -728 -580 422 -74 322 330 -280 -250 201 1077 631 496 129 -178 -640 222 -242 -176 432 1116 789 831 965 577 155 -580 159 84 155 -12 48 263 -393 -604 -116 -596 -372 -1598 -173 -1211 -636 1593 -619 -227 44 150 -343 806 -374 -235 69 -967 -106 276 1796 -196 -611 293 1078 955 968 293 -181 -173 -1555 600 1676 2384 1518 299 -1108 -784 -1105 444 -682 1417 -1087 -1802 -1313 -111 -678 -1385 -700 -1210 -398 674 567 -224 86 880 966 298 561 985 1091 678 1104 1699 1556 753 -794 -1375 -152 844 524 1608 868 -114 -895 -1147 -919 -566 334 -31 1128 794 1672 -2001 -1448 -2112 -1610 -638 -143 -877 -62 -777 -296 -443 888 20 1328 2207 831 1359 -553 -1208 -503 -756 -843 41 680 -443 -1599 -938 -780 557 -104 467 487 -405 -341 264 1384 791 636 166 -246 -879 305 -328 -243 565 1452 981 1012 1208 724 206 -798 222 114 221 -18 71 399 -608 -929 -173 -909 -553 SS 20241108T195236.0Z 9078.828194 316 1 7.56 2 55.51 211.54 82.38 122.03 0.00 1 0.00 1 0 25 2.305e-02 1.213e-02 1.193e-02 6.894e-03 1.924583e-01 3.685240e-03 2.250298e-03 -6.000000e+00 1.411385e-02 225.08 -2.00 3.31 -2.00 315.58 0.00e+00 3.511209e-04 3.833794e-04 2.793658e-05 -6.000000e+00 6.572639e-04 286.56 -2.00 20.00 -2.00 314.89 0.00e+00 1.760 0.000 302.00 328.00 3 5.9091e+00 9.4483e-03 1.9542e-02 -6.0000e+00 3.4765e-02 4.5449e-02 1.0520e-02 9.3584e-03 -6.0000e+00 3.7601e-02 2.1938e-03 6.0338e-03 4.6040e-03 -6.0000e+00 2.2511e-02 -6.7293e-03 2.7114e-03 1.3404e-03 -6.0000e+00 9.5538e-03 2.0852e-04 4.3562e-04 2.2651e-04 2.0135e-05 -6.0000e+00 7.6360e-04 1.8258e-05 0.0000e+00 12 9 9 12 1 1 999.00 28.98 1.06 0.00002 0.00329 1 1 1 5 0 3777.040 37.25 20.00 28.98 29.29 3.2 1012.96 -6958 870 -1048 -5015 8937 -5002 -3569 -1672 1418 -2514 11717 -1229 1379 -3950 -5526 2136 -53 4764 -943 6479 748 1656 3192 -2496 -321 885 -2190 -3796 3209 4481 5127 3360 -515 -2022 -314 1113 310 -3304 1170 -2756 -489 -1086 445 -1238 -1871 -1453 -1223 -1477 -856 -785 -245 1457 794 1082 895 -59 1682 2265 706 3960 1979 1972 1388 92 -958 -857 2182 -429 1699 880 -1368 -523 -2017 -1231 -648 46 -788 341 1043 1798 -845 -568 -1384 -1084 -97 -46 -1079 -87 -1119 -1993 1078 1612 338 1967 2304 -43 1451 -1222 -1576 -1172 -963 -129 853 1042 -692 -1403 -685 -927 170 -484 953 611 507 245 -564 -129 652 637 -30 -501 102 109 -275 -683 -324 1205 1391 1677 981 662 137 -129 504 314 80 496 108 -491 -165 -259 -1059 -572 -458 -1807 223 -276 -1318 1917 -1174 -842 -420 374 -719 2950 -363 425 -1424 -2052 790 -21 1855 -400 2617 326 720 1379 -1176 -155 431 -1086 -1838 1379 1840 2111 1480 -248 -1000 -150 521 155 -1945 709 -1838 -350 -826 343 -980 -1492 -1144 -942 -1108 -622 -567 -181 1108 640 906 773 -49 1390 1861 584 3394 1653 1736 1308 92 -908 -823 1889 -366 1464 832 -1348 -537 -2132 -1260 -623 43 -675 290 885 1632 -813 -560 -1477 -1220 -108 -55 -1294 -107 -1404 -2460 1287 1867 363 1971 2332 -48 1638 -1548 -2010 -1501 -1180 -155 968 1185 -846 -1735 -884 -1254 238 -678 1373 897 728 332 -751 -169 822 821 -39 -696 139 149 -394 -949 -427 1574 1730 2037 1235 883 182 -177 702 451 114 742 168 -749 -254 -396 -1590 -873 -682 SS 20241108T195727.2Z 9078.831565 319 1 54.42 2 56.05 212.78 81.53 122.73 0.00 1 0.00 1 0 25 1.131e-02 8.521e-03 9.544e-04 6.316e-04 1.936640e-01 3.401841e-04 2.255575e-03 -6.000000e+00 6.925152e-03 225.08 -2.00 3.31 -2.00 315.09 0.00e+00 7.894548e-05 3.170679e-05 2.513975e-05 -6.000000e+00 3.225487e-04 286.56 -2.00 20.00 -2.00 314.43 0.00e+00 1.785 0.000 302.00 328.00 3 3.9678e+00 8.6653e-04 1.9755e-02 -6.0000e+00 1.7058e-02 1.3080e-02 9.6205e-04 9.3502e-03 -6.0000e+00 1.8451e-02 -4.4400e-04 5.5088e-04 4.6050e-03 -6.0000e+00 1.1046e-02 -2.1525e-03 2.4284e-04 1.3115e-03 -6.0000e+00 4.6867e-03 1.4367e-03 6.3847e-05 2.0704e-05 2.0715e-05 -6.0000e+00 3.7479e-04 1.7214e-03 0.0000e+00 11 8 0 10 0 0 99.99 29.00 0.38 0.00172 0.00220 156 16 1 5 0 348.830 37.25 20.00 29.00 29.39 3.3 1014.48 -2483 -2742 -3889 -3862 1450 1014 591 626 305 -1142 338 1768 1316 252 -506 -1100 -415 790 12 1260 873 1730 1426 405 619 53 -1303 -1376 1650 2383 2221 1470 471 -1745 -1507 1571 829 429 886 -1306 -2033 -1385 -690 -1137 -811 -900 -1115 -449 413 953 924 663 1002 700 161 511 690 414 758 1657 1760 1580 835 -352 -1248 -609 890 957 1984 1293 -616 -907 -1047 -788 -545 -31 455 939 1341 586 -958 -1487 -2096 -1456 -762 -1001 -621 -375 -777 -827 44 706 607 1716 2092 947 617 29 -920 -982 -387 -403 245 1040 -77 -1295 -646 -440 -265 181 0 -282 -327 3 284 999 1265 828 572 -129 -618 -233 -163 -51 424 898 672 1347 1134 396 253 -219 -121 196 164 -212 -296 44 -360 -554 -212 -434 -388 -761 -900 -1300 -1238 414 300 165 190 101 -400 119 629 468 100 -210 -493 -194 376 6 629 418 828 692 205 327 29 -710 -721 852 1181 1112 730 248 -955 -810 812 457 254 577 -939 -1535 -1100 -561 -893 -635 -734 -894 -348 309 706 703 532 803 587 140 452 589 355 673 1456 1510 1431 776 -347 -1243 -574 804 830 1756 1200 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