File name: Pandora236s1_NewLondonCT_20240730_L2Fit_fsus1c4d20220606p1-8.txt File generation date: 20240731T185114.0Z Data description: Level 2 spectral fitting results file Data file version: fsus1c4p1-8 Local principal investigator: Brooke S.Stutzman Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 236 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora236_OF_v3d20220107.txt Instrument calibration file used: Pandora236s1_CF_v4d20220606.txt Level 1 file used: Pandora236s1_NewLondonCT_20240730_L1_smca1c4d20220606p1-8.txt Full location name: United States Coast Guard Academy Short location name: NewLondonCT Country of location: United States Location latitude [deg]: 41.3758 Location longitude [deg]: -72.1004 Location altitude [m]: 30 Local noon date: 20240730 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: Modification of session 3 "1.8 field calibration all gases" change in SO2 First and last pixel inside fitting window: 204 348 Nominal wavelengths inside fitting window [nm]: 306.1148 306.2559 306.3970 306.5381 306.6792 306.8203 306.9613 307.1024 307.2434 307.3845 307.5255 307.6665 307.8075 307.9485 308.0894 308.2304 308.3714 308.5123 308.6532 308.7942 308.9351 309.0760 309.2169 309.3577 309.4986 309.6395 309.7803 309.9211 310.0620 310.2028 310.3436 310.4844 310.6251 310.7659 310.9067 311.0474 311.1881 311.3289 311.4696 311.6103 311.7510 311.8916 312.0323 312.1730 312.3136 312.4543 312.5949 312.7355 312.8761 313.0167 313.1573 313.2978 313.4384 313.5790 313.7195 313.8600 314.0005 314.1410 314.2815 314.4220 314.5625 314.7029 314.8434 314.9838 315.1243 315.2647 315.4051 315.5455 315.6859 315.8262 315.9666 316.1070 316.2473 316.3876 316.5279 316.6682 316.8085 316.9488 317.0891 317.2294 317.3696 317.5099 317.6501 317.7903 317.9305 318.0707 318.2109 318.3511 318.4912 318.6314 318.7715 318.9117 319.0518 319.1919 319.3320 319.4721 319.6121 319.7522 319.8923 320.0323 320.1723 320.3124 320.4524 320.5924 320.7323 320.8723 321.0123 321.1522 321.2922 321.4321 321.5720 321.7119 321.8518 321.9917 322.1316 322.2715 322.4113 322.5512 322.6910 322.8308 322.9706 323.1104 323.2502 323.3900 323.5297 323.6695 323.8092 323.9490 324.0887 324.2284 324.3681 324.5078 324.6474 324.7871 324.9268 325.0664 325.2060 325.3456 325.4852 325.6248 325.7644 325.9040 326.0436 326.1831 326.3226 --------------------------------------------------------------------------------------- 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: Bromine oxide slant column amount [moles per square meter], -9e99=fitting not successful Column 23: Independent uncertainty of bromine oxide 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 bromine oxide 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 bromine oxide 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 bromine oxide 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: Bromine oxide effective temperature [K] Column 28: Independent uncertainty of bromine oxide 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 bromine oxide 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 bromine oxide 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 bromine oxide fitting wavelength [nm], -9=fitting not successful Column 32: Diffuse correction applied before fitting at effective fitting wavelength for bromine oxide [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 33: Formaldehyde slant column amount [moles per square meter], -9e99=fitting not successful Column 34: Independent uncertainty of formaldehyde 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 formaldehyde 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 formaldehyde 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 formaldehyde 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: Formaldehyde effective temperature [K] Column 39: Independent uncertainty of formaldehyde 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 formaldehyde 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 formaldehyde 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 formaldehyde fitting wavelength [nm], -9=fitting not successful Column 43: Diffuse correction applied before fitting at effective fitting wavelength for formaldehyde [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 44: Nitrous acid slant column amount [moles per square meter], -9e99=fitting not successful Column 45: Independent uncertainty of nitrous acid 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 46: Structured uncertainty of nitrous acid slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 47: Common uncertainty of nitrous acid 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 48: rms-based uncertainty of nitrous acid 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 49: Nitrous acid effective temperature [K] Column 50: Independent uncertainty of nitrous acid 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 51: Structured uncertainty of nitrous acid 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 52: Common uncertainty of nitrous acid 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 53: Effective nitrous acid fitting wavelength [nm], -9=fitting not successful Column 54: Diffuse correction applied before fitting at effective fitting wavelength for nitrous acid [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 55: Nitrogen dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 56: Independent uncertainty of nitrogen 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 57: Structured uncertainty of nitrogen dioxide slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 58: Common uncertainty of nitrogen 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 59: rms-based uncertainty of nitrogen 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 60: Nitrogen dioxide effective temperature [K] Column 61: Independent uncertainty of nitrogen 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 62: Structured uncertainty of nitrogen 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 63: Common uncertainty of nitrogen 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 64: Effective nitrogen dioxide fitting wavelength [nm], -9=fitting not successful Column 65: Diffuse correction applied before fitting at effective fitting wavelength for nitrogen dioxide [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 66: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 67: 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 68: 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 69: 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 70: 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 71: Ozone effective temperature [K] Column 72: 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 73: 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 74: 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 75: rms-based 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 rms-based uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -9=spectral fitting not successful Column 76: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 77: 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 78: Sulfur dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 79: 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 80: 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 81: 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 82: 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 83: Sulfur dioxide effective temperature [K] Column 84: 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 85: 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 86: 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 87: Effective sulfur dioxide fitting wavelength [nm], -9=fitting not successful Column 88: 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 89: Molecular scattering air mass factor used for molecular scattering subtraction before the fitting Column 90: Estimated uncertainty of molecular scattering air mass factor, -9=molecular scattering was not subtracted before the fitting Column 91: Lower limit used for wavelength scaling [nm] Column 92: Upper limit used for wavelength scaling [nm] Column 93: Order of smoothing polynomial Column 94: Smoothing polynomial coefficient, order 0 Column 95: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 96: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 97: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 98: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 99: Smoothing polynomial coefficient, order 1 Column 100: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 101: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 102: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 103: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 104: Smoothing polynomial coefficient, order 2 Column 105: Independent uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 106: Structured uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 107: Common uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 108: rms-based uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 109: Smoothing polynomial coefficient, order 3 Column 110: Independent uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 111: Structured uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 112: Common uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 113: rms-based uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 114: Smoothing polynomial coefficient, order 4 Column 115: Independent uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 116: Structured uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 117: Common uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 118: rms-based uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 119: Mean value of measured data inside fitting window [same units as measurements] Column 120: Offset polynomial coefficient, order 0 Column 121: Independent uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 122: Structured uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 123: Common uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 124: rms-based uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 125: Wavelength change polynomial coefficient, order 0 Column 126: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 127: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 128: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 129: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 130: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 131: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 132: Resolution change polynomial coefficient, order 0 Column 133: Independent uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 134: Structured uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 135: Common uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 136: rms-based uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 137: 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 138: 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 139: 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 140: 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 141: 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 142: 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 143: Atmospheric variability [%], 999=no atmospheric variability was determined Column 144: Wavelength effective temperature [°C], 999=no effective temperature given Column 145: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 146: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 147: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 148: Number of bright count cycles Column 149: Number of dark count cycles Column 150: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 151: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 152: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 153: Integration time [ms] Column 154: Temperature at electronics board [°C], 999=no temperature signal Column 155: Spectrometer control temperature [°C], 999=no temperature signal Column 156: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 157: Temperature in head sensor [°C], 999=no temperature signal Column 158: Humidity in head sensor [%], -9=no humidity signal Column 159: Pressure in head sensor [hPa], -9=no pressure signal Columns 160-304: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 305-449: 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 20240730T151231.5Z 8977.633698 20 1 51.03 2 31.79 128.89 34.52 255.60 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