File name: Pandora61s1_AldineTX_20230128_L2Fit_fout2c1d20210909p1-8.txt
File generation date: 20260321T204111.1Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c1p1-8
Local principal investigator: James Flynn
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 61
Spectrometer number: 1
Processing software version used: BlickP v1.8.88
Instrument operation file used: Pandora61_OF_v5d20210204.txt
Instrument calibration file used: Pandora61s1_CF_v1d20210909.txt
Level 1 file used: Pandora61s1_AldineTX_20230128_L1_smca1c1d20210909p1-8.txt.bz2
Full location name: University Of Houston Trailer
Short location name: AldineTX
Country of location: United States
Location latitude [deg]: 29.9011
Location longitude [deg]: -95.3262
Location altitude [m]: 8
Local noon date: 20230128
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: 260 402
Nominal wavelengths inside fitting window [nm]: 305.0902 305.2311 305.3721 305.5130 305.6539 305.7949 305.9357 306.0766 306.2175 306.3584 306.4992 306.6400 306.7809 306.9217 307.0625 307.2032 307.3440 307.4848 307.6255 307.7662 307.9070 308.0477 308.1884 308.3290 308.4697 308.6103 308.7510 308.8916 309.0322 309.1728 309.3134 309.4540 309.5946 309.7351 309.8756 310.0162 310.1567 310.2972 310.4377 310.5781 310.7186 310.8591 310.9995 311.1399 311.2803 311.4207 311.5611 311.7015 311.8418 311.9822 312.1225 312.2628 312.4031 312.5434 312.6837 312.8240 312.9643 313.1045 313.2447 313.3849 313.5252 313.6654 313.8055 313.9457 314.0859 314.2260 314.3661 314.5062 314.6464 314.7864 314.9265 315.0666 315.2066 315.3467 315.4867 315.6267 315.7667 315.9067 316.0467 316.1867 316.3266 316.4666 316.6065 316.7464 316.8863 317.0262 317.1661 317.3060 317.4458 317.5856 317.7255 317.8653 318.0051 318.1449 318.2847 318.4244 318.5642 318.7039 318.8436 318.9834 319.1231 319.2628 319.4024 319.5421 319.6817 319.8214 319.9610 320.1006 320.2402 320.3798 320.5194 320.6590 320.7985 320.9381 321.0776 321.2171 321.3566 321.4961 321.6356 321.7750 321.9145 322.0539 322.1934 322.3328 322.4722 322.6116 322.7509 322.8903 323.0297 323.1690 323.3083 323.4477 323.5870 323.7262 323.8655 324.0048 324.1440 324.2833 324.4225 324.5617 324.7009 324.8401 324.9793
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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
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SS 20230128T155717.2Z 8428.664782 137 1 0.92 2 61.13 136.66 111.64 58.29 0.00 1 0.00 1 0 17 3.947e-02 1.449e-02 3.947e-02 1.578e-02 2.398374e-01 8.115871e-03 2.632730e-03 -6.000000e+00 2.316347e-02 224.71 -2.00 3.24 -2.00 316.81 0.00e+00 6.227894e-04 1.061037e-03 1.166631e-04 -6.000000e+00 1.047341e-03 284.82 -2.00 20.00 -2.00 316.04 0.00e+00 2.062 0.000 302.00 328.00 3 2.3784e+00 2.1100e-02 2.3325e-02 -6.0000e+00 5.7038e-02 5.9206e-02 2.3755e-02 1.1166e-02 -6.0000e+00 6.2021e-02 -2.3779e-02 1.3870e-02 5.4898e-03 -6.0000e+00 3.7110e-02 9.1579e-03 6.5442e-03 1.5885e-03 -6.0000e+00 1.5635e-02 4.7315e-03 6.5403e-05 4.9640e-04 2.0040e-05 -6.0000e+00 1.1949e-03 -1.0585e-02 1.1342e-04 12 9 9 12 1 1 999.00 18.64 2.08 -0.01058 -0.01009 1 46 2 5 0 367.940 22.61 15.00 18.64 20.82 21.3 967.56 5525 15461 -1196 9409 -4807 21466 -4150 -5032 -13324 10230 -6933 2421 -8380 -5573 -5180 -483 -7520 -1885 6220 801 13990 -1461 5013 -4526 1446 -4058 3693 -2911 2829 8805 787 5615 -6312 1231 -1925 1164 -3862 -234 -990 -1162 -2601 758 3103 -617 557 -1397 396 -3526 -597 278 -153 -246 1775 1232 -2062 3306 -1001 2428 -142 4520 -377 2748 -961 1712 286 -1514 83 1445 786 -1167 602 739 1743 -24 2299 -3769 -1849 -994 419 -1383 -1591 -1142 -1509 -313 917 -307 -2172 798 -759 -28 657 -265 2204 2037 302 -511 1441 -691 -485 -828 -1212 -1094 1826 1495 -1333 385 -1580 -2806 1222 977 224 -225 -610 581 -1629 1383 1198 31 532 -1589 1735 -390 1838 153 1947 -1000 -656 -463 870 442 -258 -174 320 1020 -950 435 -237 531 -238 -405 -759 84 -409 800 2190 -198 1335 -714 2423 -622 -835 -2577 1657 -1319 439 -1835 -1337 -1374 -132 -2273 -562 1775 246 3888 -464 1534 -1568 496 -1488 1253 -997 878 2577 257 1877 -2461 452 -702 414 -1545 -103 -505 -663 -1599 471 1929 -398 356 -902 248 -2236 -365 171 -98 -165 1227 885 -1552 2429 -767 1806 -106 3278 -293 2195 -833 1504 251 -1282 66 1130 648 -1056 570 720 1678 -23 2035 -3238 -1466 -764 331 -1198 -1492 -1143 -1584 -338 1029 -363 -2696 990 -949 -34 751 -287 2222 2030 318 -577 1722 -890 -641 -1085 -1528 -1315 2097 1765 -1680 498 -2138 -3953 1731 1442 340 -343 -911 822 -2222 1792 1554 42 744 -2342 2532 -574 2620 214 2616 -1326 -847 -603 1164 617 -375 -256 477 1554 -1517 709 -395 893 -403 -676 -1242 134 -651
SS 20230128T164143.4Z 8428.695642 165 1 43.29 2 55.16 146.91 103.37 64.87 0.00 1 0.00 1 0 17 3.776e-02 1.759e-02 4.609e-02 1.809e-02 2.054945e-01 9.285223e-03 2.328594e-03 -6.000000e+00 2.216626e-02 224.71 -2.00 3.24 -2.00 316.99 0.00e+00 1.233276e-03 1.251751e-03 2.609313e-04 -6.000000e+00 1.002041e-03 284.82 -2.00 20.00 -2.00 316.22 0.00e+00 1.745 0.000 302.00 328.00 3 6.5179e+00 2.4234e-02 1.9843e-02 -6.0000e+00 5.4583e-02 1.1844e-01 2.7312e-02 9.6493e-03 -6.0000e+00 5.9342e-02 1.4212e-02 1.5907e-02 4.7693e-03 -6.0000e+00 3.5507e-02 -1.8036e-02 7.5118e-03 1.4580e-03 -6.0000e+00 1.4968e-02 1.0505e-04 -3.9042e-04 5.7818e-04 1.8083e-05 -6.0000e+00 1.1429e-03 -1.4532e-02 8.7312e-05 12 8 8 10 0 0 98.42 18.77 1.21 -0.01453 -0.01747 46 18 1 5 0 940.530 22.71 15.00 18.77 22.53 21.4 980.23 14859 -24370 3138 -4762 5552 6445 6040 -1008 14882 1368 3717 -5533 -8807 5753 794 -458 -4503 -229 4270 -2366 -4810 2237 6318 -121 -627 -2191 -374 -2664 -2198 -2017 708 5210 4312 -6254 -2047 -1756 868 2031 4552 948 -2074 430 -1818 -1100 -1109 254 1293 654 1855 3280 -318 -21 -2706 -475 1016 -3648 4542 19 3053 2414 3147 -98 2972 1378 1786 -129 1233 -388 201 4815 705 -330 -2019 2157 108 -1877 -1920 -6119 -3272 -4472 684 -4455 1532 -2220 2140 -2463 989 115 -367 1487 -2110 -1682 -1863 255 -479 2882 691 844 -1328 1035 -894 -175 982 -2844 -1350 923 -409 -1037 1213 1084 1122 -664 635 475 117 -109 -877 619 -2136 1783 -1754 1117 1770 1122 900 820 484 -490 1051 1005 -1441 -1061 730 510 -1842 616 2467 -1767 368 424 -276 1195 -2768 1986 -4967 503 -774 754 837 819 -159 2199 236 628 -1045 -1868 1196 192 -121 -1278 -64 1189 -719 -1513 659 1821 -38 -208 -754 -125 -865 -673 -607 215 1613 1418 -2291 -692 -589 306 814 2079 508 -1236 261 -1155 -700 -705 159 781 386 1062 1858 -194 -13 -1869 -334 722 -2751 3203 14 2143 1711 2290 -79 2462 1206 1533 -105 927 -290 158 3989 655 -321 -1993 1974 94 -1517 -1419 -4510 -2438 -3704 596 -4427 1527 -2410 2371 -3034 1236 148 -475 1822 -2489 -1809 -1855 243 -478 3028 813 1079 -1801 1350 -1123 -204 1094 -3389 -1693 1192 -559 -1487 1777 1670 1791 -1077 979 683 156 -138 -1117 809 -3047 2589 -2698 1661 2555 1563 1198 1041 594 -609 1350 1361 -2082 -1564 1078 782 -3032 1035 4188 -3178 651 735 -469 1942 -4613