File name: Pandora150s1_Ulsan_20240920_L2Fit_fout2c13d20240624p1-8.txt File generation date: 20241126T171512.8Z Data description: Level 2 spectral fitting results file Data file version: fout2c13p1-8 Local principal investigator: Chang Keun Song Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 150 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora150_OF_v4d20210223.txt Instrument calibration file used: Pandora150s1_CF_v13d20240624.txt Level 1 file used: Pandora150s1_Ulsan_20240920_L1_smca1c13d20240624p1-8.txt Full location name: Ulsan National Institute of Science and Technology, UNIST Short location name: Ulsan Country of location: South Korea Location latitude [deg]: 35.5745 Location longitude [deg]: 129.1896 Location altitude [m]: 38 Local noon date: 20240920 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: 232 374 Nominal wavelengths inside fitting window [nm]: 305.0944 305.2352 305.3760 305.5168 305.6575 305.7983 305.9391 306.0798 306.2205 306.3613 306.5020 306.6427 306.7834 306.9240 307.0647 307.2054 307.3460 307.4866 307.6272 307.7679 307.9085 308.0490 308.1896 308.3302 308.4707 308.6113 308.7518 308.8923 309.0329 309.1734 309.3138 309.4543 309.5948 309.7352 309.8757 310.0161 310.1565 310.2970 310.4374 310.5777 310.7181 310.8585 310.9988 311.1392 311.2795 311.4198 311.5601 311.7004 311.8407 311.9810 312.1213 312.2615 312.4018 312.5420 312.6822 312.8224 312.9626 313.1028 313.2430 313.3832 313.5233 313.6635 313.8036 313.9437 314.0838 314.2239 314.3640 314.5041 314.6441 314.7842 314.9242 315.0643 315.2043 315.3443 315.4843 315.6243 315.7642 315.9042 316.0441 316.1841 316.3240 316.4639 316.6038 316.7437 316.8836 317.0235 317.1633 317.3032 317.4430 317.5829 317.7227 317.8625 318.0023 318.1421 318.2818 318.4216 318.5613 318.7011 318.8408 318.9805 319.1202 319.2599 319.3996 319.5392 319.6789 319.8185 319.9582 320.0978 320.2374 320.3770 320.5166 320.6562 320.7957 320.9353 321.0748 321.2143 321.3539 321.4934 321.6329 321.7723 321.9118 322.0513 322.1907 322.3302 322.4696 322.6090 322.7484 322.8878 323.0272 323.1666 323.3059 323.4453 323.5846 323.7239 323.8632 324.0025 324.1418 324.2811 324.4204 324.5596 324.6989 324.8381 324.9773 --------------------------------------------------------------------------------------- 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 20240919T224024.6Z 9028.944729 264 1 4.15 2 72.51 101.71 82.87 277.13 0.00 1 0.00 1 0 17 5.530e-02 1.049e-02 6.121e-02 9.500e-03 3.655819e-01 4.737948e-03 4.122501e-03 -6.000000e+00 3.133142e-02 228.93 -2.00 3.40 -2.00 318.40 0.00e+00 1.585546e-03 9.654579e-04 2.748254e-04 -6.000000e+00 1.432365e-03 290.46 -2.00 20.00 -2.00 317.52 0.00e+00 3.279 0.001 302.00 328.00 3 3.8951e+00 1.2923e-02 3.7340e-02 -6.0000e+00 7.7857e-02 4.7703e-02 1.4824e-02 1.8382e-02 -6.0000e+00 8.4540e-02 -6.3558e-03 9.7687e-03 8.9650e-03 -6.0000e+00 5.0543e-02 -3.9617e-03 5.0936e-03 2.7635e-03 -6.0000e+00 2.1488e-02 2.6775e-04 3.2426e-05 2.6474e-04 2.6551e-05 -6.0000e+00 1.4680e-03 5.0340e-03 0.0000e+00 12 9 9 12 1 1 999.00 17.94 0.42 0.00503 0.00528 1 6 1 5 0 2068.400 19.12 15.02 17.94 35.27 33.3 1018.60 4576 -5830 -1444 361 8384 -34943 29287 -20498 -2755 -13827 -11927 -9787 19664 -2502 -5634 -6465 -3789 -1717 70 5998 -1045 -547 -6074 7573 -8835 3541 300 5322 -10366 739 1732 1404 -2762 -5068 2530 -3187 -2543 856 3857 1186 3322 -1990 1498 -1010 2698 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1157 306 557 1018 646 -1449 361 -1269 1074 -164 1268 -38 69 1178 1259 -875 -934 614 2172 362 -836 -739 -248 -1541 898 -757 -247 657 1614 -158 -85 1391 -2333 -671 SS 20240919T224505.6Z 9028.947981 267 1 5.34 2 71.58 102.45 83.77 277.79 0.00 1 0.00 1 0 17 2.950e-02 7.669e-03 2.381e-02 4.249e-03 3.526361e-01 2.117361e-03 4.040105e-03 -6.000000e+00 1.670977e-02 228.93 -2.00 3.40 -2.00 318.29 0.00e+00 1.393167e-03 4.156091e-04 5.035771e-04 -6.000000e+00 7.640014e-04 290.46 -2.00 20.00 -2.00 317.40 0.00e+00 3.123 0.000 302.00 328.00 3 3.2094e+00 5.7515e-03 3.5720e-02 -6.0000e+00 4.1523e-02 4.3222e-02 6.5832e-03 1.7801e-02 -6.0000e+00 4.5089e-02 -9.9111e-03 4.2677e-03 8.6872e-03 -6.0000e+00 2.6957e-02 -3.9122e-03 2.2141e-03 2.4984e-03 -6.0000e+00 1.1459e-02 6.3077e-04 -9.6200e-05 1.1844e-04 2.5026e-05 -6.0000e+00 7.8298e-04 5.8444e-03 0.0000e+00 12 9 1 12 1 1 89.05 17.95 0.28 0.00584 0.00512 5 13 1 5 0 888.390 19.12 15.02 17.95 35.71 33.3 1020.96 6745 -15679 -3067 -5020 -1580 -7754 -19091 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