File name: Pandora20s1_Busan_20250417_L2Fit_fout2c7d20220623p1-8.txt
File generation date: 20250423T023213.4Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c7p1-8
Local principal investigator: Jae Hwan Kim
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 20
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora20_OF_v4d20201001.txt
Instrument calibration file used: Pandora20s1_CF_v7d20220623.txt
Level 1 file used: Pandora20s1_Busan_20250417_L1_smca1c7d20220623p1-8.txt
Full location name: Busan/South Korea
Short location name: Busan
Country of location: South Korea
Location latitude [deg]: 35.2353
Location longitude [deg]: 129.0825
Location altitude [m]: 71
Local noon date: 20250417
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: Fiel cal based on session 6
First and last pixel inside fitting window: 259 401
Nominal wavelengths inside fitting window [nm]: 305.0522 305.1935 305.3348 305.4760 305.6172 305.7584 305.8996 306.0408 306.1820 306.3231 306.4642 306.6053 306.7464 306.8875 307.0285 307.1696 307.3106 307.4516 307.5926 307.7336 307.8745 308.0154 308.1564 308.2973 308.4381 308.5790 308.7198 308.8607 309.0015 309.1423 309.2831 309.4238 309.5646 309.7053 309.8460 309.9867 310.1274 310.2680 310.4087 310.5493 310.6899 310.8305 310.9710 311.1116 311.2521 311.3926 311.5331 311.6736 311.8141 311.9545 312.0949 312.2354 312.3757 312.5161 312.6565 312.7968 312.9372 313.0775 313.2178 313.3580 313.4983 313.6385 313.7788 313.9190 314.0592 314.1993 314.3395 314.4796 314.6198 314.7599 314.9000 315.0400 315.1801 315.3201 315.4602 315.6002 315.7402 315.8802 316.0201 316.1601 316.3000 316.4399 316.5798 316.7197 316.8596 316.9994 317.1393 317.2791 317.4189 317.5587 317.6985 317.8382 317.9780 318.1177 318.2575 318.3972 318.5368 318.6765 318.8162 318.9558 319.0955 319.2351 319.3747 319.5143 319.6539 319.7934 319.9330 320.0725 320.2120 320.3515 320.4910 320.6305 320.7700 320.9094 321.0489 321.1883 321.3277 321.4671 321.6065 321.7459 321.8852 322.0246 322.1639 322.3032 322.4426 322.5819 322.7211 322.8604 322.9997 323.1389 323.2782 323.4174 323.5566 323.6958 323.8350 323.9741 324.1133 324.2525 324.3916 324.5307 324.6698 324.8089 324.9480
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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 20250416T224450.2Z 9237.947803 253 1 51.40 2 67.39 93.05 90.23 235.80 0.00 1 0.00 1 0 49 1.015e-01 3.705e-02 3.162e-02 5.718e-03 3.171422e-01 3.013261e-03 1.079910e-03 -6.000000e+00 6.372523e-02 229.31 -2.00 3.40 -2.00 318.86 0.00e+00 6.778414e-03 6.560326e-04 1.763004e-04 -6.000000e+00 2.591550e-03 283.97 -2.00 20.00 -2.00 318.51 0.00e+00 2.579 0.000 302.00 328.00 3 6.0097e+00 8.1407e-03 2.6880e-02 -6.0000e+00 1.5982e-01 -7.4044e-02 9.2901e-03 8.3335e-03 -6.0000e+00 1.7355e-01 -7.1264e-02 6.3364e-03 4.0040e-03 -6.0000e+00 1.0189e-01 4.3468e-02 3.1905e-03 1.3160e-03 -6.0000e+00 4.1443e-02 7.5291e-05 4.2775e-02 1.9751e-04 6.6360e-06 -6.0000e+00 3.4957e-03 1.1663e-01 -2.9946e-04 12 9 8 11 8 0 100.00 22.40 0.12 0.11663 0.43806 24 5 1 5 0 2141.400 26.41 20.00 22.40 23.20 32.7 1047.40 -2574 9896 -24441 -18017 -23587 3999 -45652 -28194 -38402 -20715 -6965 744 5918 25618 5963 22069 18246 47997 7386 2308 7135 -2284 200 -10850 -10846 4258 -11812 -6275 -4233 -9421 -6073 -18613 -12108 -8502 7819 -2434 4744 4927 11893 3304 12084 5456 6045 -1529 1520 4989 2926 1662 5420 669 6114 4551 -350 -10259 2178 -1843 -1865 2419 7173 7751 5292 4793 560 -3669 -629 493 2723 2740 3924 415 -1741 -3420 -11051 -11485 -15149 -11500 -7137 -5805 -3050 -1568 207 1631 3739 3124 4979 4712 1310 559 -2409 -6998 -7116 -7227 -800 -633 2389 2377 2213 -2285 -5128 -3072 2134 -876 783 2547 3705 3622 6823 6600 5581 2218 249 -1385 -4283 -4577 -2012 510 2582 3921 2960 2087 -3 -2872 -5273 -6271 -4171 -3278 -3245 -3363 -2566 -1571 -1265 490 1445 2810 2439 2649 1888 30 -198 -915 -1148 499 900000 -138 449 -1470 -1041 -1514 209 -3893 -2120 -3446 -1812 -627 72 602 2332 687 2294 2026 4106 922 305 920 -328 28 -1696 -1667 568 -1897 -1033 -744 -1851 -1174 -4005 -2506 -1853 1666 -653 1335 1493 3562 1108 3830 1868 2078 -563 546 1749 1074 650 2177 296 2680 2076 -170 -5463 1036 -909 -937 1228 3743 4314 3134 2844 332 -2193 -370 306 1801 1926 2812 304 -1254 -2347 -7542 -7446 -10110 -7910 -5215 -4619 -2565 -1384 189 1561 3703 3239 5193 4902 1357 551 -2282 -6594 -6756 -7277 -834 -720 2845 2926 2696 -2764 -6054 -3495 2388 -1055 973 3261 4916 5057 9760 9785 8391 3342 364 -1956 -6015 -6482 -2897 754 3890 5921 4462 3107 -5 -4169 -7560 -8926 -5961 -4884 -5092 -5503 -4296 -2681 -2232 887 2684 5278 4654 5041 3552 55 -362 -1674 -2154 969 900000