File name: Pandora111s1_Bucharest_20241201_L2Fit_fout2c1d20200901p1-8.txt File generation date: 20241201T220858.5Z Data description: Level 2 spectral fitting results file Data file version: fout2c1p1-8 Local principal investigator: Anca Nemuc Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 111 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora111_OF_v1d20200312.txt Instrument calibration file used: Pandora111s1_CF_v1d20200901.txt Level 1 file used: Pandora111s1_Bucharest_20241201_L1_smca1c1d20200901p1-8.txt Full location name: MARS Atmospheric Observatory Short location name: Bucharest Country of location: Romania Location latitude [deg]: 44.3440 Location longitude [deg]: 26.0120 Location altitude [m]: 93 Local noon date: 20241201 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: 222 363 Nominal wavelengths inside fitting window [nm]: 305.1225 305.2643 305.4060 305.5477 305.6894 305.8310 305.9727 306.1144 306.2560 306.3976 306.5393 306.6809 306.8225 306.9640 307.1056 307.2472 307.3887 307.5303 307.6718 307.8133 307.9549 308.0964 308.2378 308.3793 308.5208 308.6622 308.8037 308.9451 309.0865 309.2280 309.3694 309.5108 309.6521 309.7935 309.9349 310.0762 310.2175 310.3589 310.5002 310.6415 310.7828 310.9240 311.0653 311.2066 311.3478 311.4890 311.6303 311.7715 311.9127 312.0539 312.1950 312.3362 312.4774 312.6185 312.7597 312.9008 313.0419 313.1830 313.3241 313.4652 313.6062 313.7473 313.8883 314.0294 314.1704 314.3114 314.4524 314.5934 314.7344 314.8753 315.0163 315.1572 315.2982 315.4391 315.5800 315.7209 315.8618 316.0027 316.1435 316.2844 316.4252 316.5661 316.7069 316.8477 316.9885 317.1293 317.2700 317.4108 317.5516 317.6923 317.8330 317.9738 318.1145 318.2552 318.3959 318.5365 318.6772 318.8178 318.9585 319.0991 319.2397 319.3803 319.5209 319.6615 319.8021 319.9427 320.0832 320.2238 320.3643 320.5048 320.6453 320.7858 320.9263 321.0668 321.2072 321.3477 321.4881 321.6285 321.7689 321.9093 322.0497 322.1901 322.3305 322.4708 322.6112 322.7515 322.8919 323.0322 323.1725 323.3128 323.4530 323.5933 323.7336 323.8738 324.0140 324.1543 324.2945 324.4347 324.5749 324.7150 324.8552 324.9954 --------------------------------------------------------------------------------------- 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: Spectrometer control temperature [°C], 999=no temperature signal Column 95: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 96: Temperature in head sensor [°C], 999=no temperature signal Column 97: Temperature at electronics board 1 [°C], 999=no temperature signal Column 98: Temperature at electronics board 2 [°C], 999=no temperature signal Column 99: Humidity in head sensor [%], -9=no humidity signal Column 100: Pressure in head sensor [hPa], -9=no pressure signal Columns 101-242: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 243-384: 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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549 1516 3502 488 -647 434 922 -1334 1483 2982 -884 813 -895 2117 412 -1333 -2899 -3342 -1329 -4098 946 -2116 -1390 -316 1170 3373 660 3792 -642 -1645 -2354 -275 -2960 -2862 235 147 3784 1570 -1644 -751 -3391 -338 -4396 -1977 -4701 2825 1421 2161 3056 6333 4078 -78 -1585 -1395 -2892 -4561 -3069 1064 952 2366 1518 1711 2163 1217 -772 -1835 -508 -5333 -555 -1040 -2012 -858 451 -987 2418 5485 1600 1430 -188 -3343 -2385 900000 SS 20241201T113144.6Z 9101.480378 179 1 17.25 2 69.16 201.48 74.36 198.25 0.00 1 0.00 1 0 17 4.359e-02 1.226e-02 8.257e-02 8.942e-03 3.443312e-01 4.349613e-03 4.204660e-03 -6.000000e+00 2.361374e-02 222.28 -2.00 3.58 -2.00 319.26 0.00e+00 1.517569e-03 1.067555e-03 8.644950e-04 -6.000000e+00 1.028557e-03 275.33 -2.00 20.00 -2.00 318.70 0.00e+00 2.783 0.000 302.00 328.00 3 5.2823e+00 1.1973e-02 3.2627e-02 -6.0000e+00 5.8207e-02 8.6821e-03 1.3921e-02 1.7916e-02 -6.0000e+00 6.3432e-02 5.7924e-03 1.0841e-02 9.5264e-03 -6.0000e+00 3.7734e-02 -4.3665e-03 5.8404e-03 3.2778e-03 -6.0000e+00 1.6662e-02 1.1466e-04 7.8065e-04 2.4033e-04 2.9900e-05 -6.0000e+00 1.0362e-03 1.3238e-02 0.0000e+00 12 9 9 12 9 1 99.98 16.12 0.41 0.01324 0.01910 5 4 1 8 0 2873.900 14.99 16.12 11.39 23.64 23.22 38.0 1024.65 -2961 4683 1902 1979 -25356 -30349 251 -5064 10649 -9856 -4440 -2151 3782 5316 -5197 6589 -57 2148 3964 773 2694 1742 4679 -285 -7542 5269 -4527 -2968 -9969 -3195 -4602 1935 1013 -1682 -2210 -1106 -5048 -856 1319 -798 735 1332 1065 1025 679 1652 -2500 -57 -1157 274 1646 -1348 1260 289 1200 439 -417 771 1130 -310 1898 2856 2631 1887 -19 -414 -2198 -687 -283 1045 1324 600 -60 348 -1668 -4158 -4595 -4530 -3565 -2789 -1739 -2170 -1248 51 961 1267 1908 2128 1465 756 -1101 -1105 -2791 -2085 54 -699 2337 1158 220 -823 -1486 -2241 -678 -1796 -506 -153 1031 718 1187 2096 1718 797 -292 -1414 -1804 -1806 -690 333 733 956 641 832 -382 -189 -1657 -1236 -1100 -1198 -376 40 104 -1200 34 -50 791 1039 963 201 7 -695 -488 900000 -97 151 63 60 -910 -1170 8 -199 389 -443 -188 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