File name: Pandora37s1_HamptonVA_20220202_L2Fit_fout2c5d20210730p1-8.txt
File generation date: 20250725T134056.0Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c5p1-8
Local principal investigator: Timothy Berkoff
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 37
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora37_OF_v5d20200313.txt
Instrument calibration file used: Pandora37s1_CF_v5d20210730.txt
Level 1 file used: Pandora37s1_HamptonVA_20220202_L1_smca1c5d20210730p1-8.txt
Full location name: Langley Research Center
Short location name: HamptonVA
Country of location: USA
Location latitude [deg]: 37.1036
Location longitude [deg]: -76.3868
Location altitude [m]: 4
Local noon date: 20220202
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: 252 394
Nominal wavelengths inside fitting window [nm]: 305.1189 305.2594 305.3998 305.5402 305.6806 305.8210 305.9613 306.1017 306.2421 306.3824 306.5227 306.6630 306.8034 306.9436 307.0839 307.2242 307.3645 307.5047 307.6449 307.7852 307.9254 308.0656 308.2058 308.3459 308.4861 308.6263 308.7664 308.9065 309.0467 309.1868 309.3269 309.4670 309.6070 309.7471 309.8871 310.0272 310.1672 310.3072 310.4472 310.5872 310.7272 310.8672 311.0071 311.1471 311.2870 311.4269 311.5668 311.7067 311.8466 311.9865 312.1263 312.2662 312.4060 312.5459 312.6857 312.8255 312.9653 313.1050 313.2448 313.3846 313.5243 313.6640 313.8038 313.9435 314.0832 314.2229 314.3625 314.5022 314.6419 314.7815 314.9211 315.0607 315.2003 315.3399 315.4795 315.6191 315.7586 315.8982 316.0377 316.1772 316.3167 316.4562 316.5957 316.7352 316.8747 317.0141 317.1536 317.2930 317.4324 317.5718 317.7112 317.8506 317.9899 318.1293 318.2686 318.4080 318.5473 318.6866 318.8259 318.9652 319.1045 319.2437 319.3830 319.5222 319.6614 319.8006 319.9398 320.0790 320.2182 320.3574 320.4965 320.6357 320.7748 320.9139 321.0530 321.1921 321.3312 321.4703 321.6093 321.7484 321.8874 322.0264 322.1654 322.3044 322.4434 322.5824 322.7214 322.8603 322.9993 323.1382 323.2771 323.4160 323.5549 323.6938 323.8326 323.9715 324.1103 324.2492 324.3880 324.5268 324.6656 324.8044 324.9432
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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 20220202T125139.1Z 8068.535870 59 1 49.49 2 82.76 117.37 97.17 105.11 0.00 1 0.00 1 0 17 6.588e-01 3.055e-02 2.621e-01 7.254e-03 9.299856e-01 4.221729e-03 1.036194e-02 -6.000000e+00 3.838438e-01 224.71 -2.00 3.43 -2.00 321.96 0.00e+00 1.497729e-02 2.254949e-03 1.620592e-03 -6.000000e+00 1.932887e-02 278.57 -2.00 20.00 -2.00 321.51 0.00e+00 7.321 0.006 302.00 328.00 3 1.1804e+00 1.5375e-02 8.8158e-02 -6.0000e+00 9.5889e-01 1.0767e+00 2.0986e-02 5.3506e-02 -6.0000e+00 1.0580e+00 -1.3310e+00 1.9461e-02 2.7105e-02 -6.0000e+00 6.1806e-01 5.4093e-01 9.0488e-03 1.6767e-02 -6.0000e+00 2.5835e-01 3.7762e-05 -1.2089e-03 1.9204e-04 2.2980e-04 -6.0000e+00 1.9647e-02 8.5729e-03 0.0000e+00 12 8 8 10 0 0 98.65 19.70 0.54 0.00857 -0.00051 40 8 1 5 0 1236.980 23.83 20.01 19.70 9.26 17.7 1033.32 -106282 -170222 -69412 900000 21518 -68120 900000 105731 900000 -131332 -206623 900000 900000 -19432 900000 900000 -43400 900000 38730 900000 900000 238410 -8186 900000 -45729 900000 10271 900000 110855 382349 167096 -5746 900000 73811 900000 900000 900000 900000 178832 100344 62599 99894 1429 112442 34853 97846 45834 66847 29590 102159 50866 45378 22748 110563 37353 42315 3634 33981 3747 21211 56655 32190 46366 23513 38906 20546 29048 15876 50755 17000 5859 24265 62 15841 2155 -3621 -7699 45719 -5315 -5607 4349 434 -1389 1599 7511 -6248 3737 -7319 -523 6612 -3372 -9266 -2251 6035 -8834 -1621 -3461 -4080 -5062 1842 -3311 -322 -2838 -2192 -1434 -163 -3554 -3190 -920 -56 -2315 -2639 1055 -974 1174 -758 2407 165 689 1415 -764 1453 2303 3361 1521 375 2431 4395 674 1203 995 -25 985 -718 86 -925 575 513 -902 278 794 -1401 -2628 -3162 -9855 -1540 900000 152 -1013 900000 745 900000 -3279 -10656 900000 900000 -376 900000 900000 -1683 900000 755 900000 900000 1680 -209 900000 -1613 900000 202 900000 832 2695 1178 -238 900000 1631 900000 900000 900000 900000 1815 2427 2303 2704 99 2814 1811 2906 2286 2903 1926 3692 3285 3383 2243 5170 3507 3825 463 3151 435 2055 4143 3298 4818 3415 5156 3205 4269 2786 7211 3710 1513 5346 16 3297 453 -723 -1551 6087 -1332 -1703 1415 167 -590 694 3253 -3215 1821 -4008 -266 3018 -1581 -4378 -999 2689 -5241 -1067 -2715 -3707 -5041 1726 -3040 -257 -2092 -1602 -1107 -130 -3105 -3016 -954 -66 -3118 -3819 1512 -1405 1610 -1035 3253 237 1035 2150 -1147 2038 3088 4354 1948 474 2965 5634 1026 2074 1895 -51 2122 -1657 210 -2344 1456 1308 -2305 674 1799 -3022 -5505
SS 20220202T130320.0Z 8068.543982 62 1 49.90 2 80.71 119.30 94.98 106.72 0.00 1 0.00 1 0 25 4.908e-01 2.273e-02 1.705e-01 5.254e-03 7.861746e-01 2.892170e-03 9.165481e-03 -6.000000e+00 2.815246e-01 224.71 -2.00 3.43 -2.00 321.35 0.00e+00 1.316533e-02 1.374087e-03 3.111036e-03 -6.000000e+00 1.442532e-02 278.57 -2.00 20.00 -2.00 320.85 0.00e+00 5.889 0.003 302.00 328.00 3 2.3575e+00 9.6393e-03 7.1266e-02 -6.0000e+00 7.0153e-01 5.2558e-01 1.3153e-02 4.1029e-02 -6.0000e+00 7.6906e-01 -5.9636e-01 1.3179e-02 2.7270e-02 -6.0000e+00 4.5092e-01 2.4304e-01 6.2847e-03 1.5728e-02 -6.0000e+00 1.9132e-01 5.6212e-05 -1.0933e-03 1.3975e-04 2.0185e-04 -6.0000e+00 1.3701e-02 9.2899e-03 0.0000e+00 12 8 8 10 0 0 99.95 19.76 0.26 0.00929 0.00107 27 5 1 5 0 1847.890 23.83 20.00 19.76 10.29 17.6 1032.92 -154906 -250233 -43560 900000 900000 -152337 900000 -50907 900000 900000 -217178 900000 900000 -64447 60394 900000 -94467 900000 -16157 900000 900000 18846 -15483 41713 -41816 112942 -25502 119060 56948 41911 -3004 -1697 94032 39563 60979 139264 114250 155216 46944 35771 16052 47035 -11920 27779 4587 13667 26234 24718 30766 29190 17733 14121 14627 38417 18723 14214 -6800 6574 -12756 926 18895 13870 9901 9263 17280 9800 11616 3866 19595 2745 2006 2453 274 5097 4254 -5319 -5726 10802 -2169 -5508 -716 480 -2501 -1036 1198 -2430 -1458 -2988 -2462 2697 -1081 -3501 -2346 4747 -4708 718 -669 -2572 -2135 420 -990 -1325 -533 -525 -1609 -482 -3319 -1820 -1522 905 -1070 -1002 125 438 710 494 1723 198 931 583 -342 989 1325 2089 984 229 2860 1996 660 264 564 140 361 -156 55 -382 -343 339 -985 -814 566 -577 -727 -3023 -12715 -354 900000 900000 -2676 900000 -380 900000 900000 -8054 900000 900000 -1306 495 900000 -4100 900000 -402 900000 900000 333 -377 623 -1338 904 -711 883 784 775 -102 -68 1825 1269 1521 1720 1941 2103 1960 1872 1085 2547 -1148 1917 399 1135 2020 2034 2541 2648 1988 1805 2014 4546 2746 2214 -1290 1076 -2407 153 2797 2413 2052 2174 3927 2352 2763 1037 5073 939 743 922 102 1678 1275 -1576 -1641 2816 -738 -2304 -333 250 -1440 -617 740 -1628 -1008 -2132 -1735 1744 -678 -2131 -1392 2804 -3434 579 -627 -2769 -2456 471 -1056 -1279 -470 -466 -1530 -475 -3517 -2039 -1861 1209 -1592 -1567 195 668 1040 706 2467 299 1459 936 -543 1494 1933 2950 1361 311 3713 2743 1026 457 1055 277 745 -338 126 -902 -819 813 -2371 -1891 1235 -1205 -1474