File name: Pandora138s1_Milan-MIBI_20260119_L2Fit_fsus1c22d20250714p1-8.txt
File generation date: 20260119T233724.1Z
Data description: Level 2 spectral fitting results file
Data file version: fsus1c22p1-8
Local principal investigator: Stefano Casadio
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 138
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora138_OF_v3d20210407.txt
Instrument calibration file used: Pandora138s1_CF_v22d20250714.txt
Level 1 file used: Pandora138s1_Milan-MIBI_20260119_L1_smca1c22d20250714p1-8.txt
Full location name: University Milano Bicocca, building U9
Short location name: Milan-MIBI
Country of location: Italy
Location latitude [deg]: 45.5090
Location longitude [deg]: 9.2080
Location altitude [m]: 150
Local noon date: 20260119
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: 217 361
Nominal wavelengths inside fitting window [nm]: 306.1315 306.2724 306.4134 306.5543 306.6952 306.8361 306.9770 307.1178 307.2587 307.3996 307.5404 307.6812 307.8221 307.9629 308.1037 308.2444 308.3852 308.5260 308.6667 308.8075 308.9482 309.0889 309.2296 309.3703 309.5110 309.6517 309.7923 309.9330 310.0736 310.2143 310.3549 310.4955 310.6361 310.7767 310.9172 311.0578 311.1983 311.3389 311.4794 311.6199 311.7604 311.9009 312.0414 312.1819 312.3223 312.4628 312.6032 312.7436 312.8840 313.0244 313.1648 313.3052 313.4456 313.5859 313.7263 313.8666 314.0069 314.1472 314.2875 314.4278 314.5681 314.7084 314.8486 314.9888 315.1291 315.2693 315.4095 315.5497 315.6899 315.8301 315.9702 316.1104 316.2505 316.3906 316.5308 316.6709 316.8109 316.9510 317.0911 317.2312 317.3712 317.5112 317.6513 317.7913 317.9313 318.0713 318.2112 318.3512 318.4912 318.6311 318.7710 318.9110 319.0509 319.1908 319.3307 319.4705 319.6104 319.7502 319.8901 320.0299 320.1697 320.3095 320.4493 320.5891 320.7289 320.8686 321.0084 321.1481 321.2878 321.4276 321.5673 321.7069 321.8466 321.9863 322.1259 322.2656 322.4052 322.5448 322.6845 322.8240 322.9636 323.1032 323.2428 323.3823 323.5219 323.6614 323.8009 323.9404 324.0799 324.2194 324.3588 324.4983 324.6378 324.7772 324.9166 325.0560 325.1954 325.3348 325.4742 325.6135 325.7529 325.8922 326.0316 326.1709 326.3102
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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: 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: Spectrometer control temperature [°C], 999=no temperature signal
Column 155: Auxiliary spectrometer temperature [°C], 999=no temperature signal
Column 156: Temperature in head sensor [°C], 999=no temperature signal
Column 157: Temperature at electronics board 1 [°C], 999=no temperature signal
Column 158: Temperature at electronics board 2 [°C], 999=no temperature signal
Column 159: Humidity in head sensor [%], -9=no humidity signal
Column 160: Pressure in head sensor [hPa], -9=no pressure signal
Columns 161-305: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting
Columns 306-450: 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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