File name: Pandora281s1_CambridgeBay_20250320_L2Fit_ffus5c3d20240201p1-8.txt File generation date: 20260304T121030.3Z Data description: Level 2 spectral fitting results file Data file version: ffus5c3p1-8 Local principal investigator: Kimberly Strong Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 281 Spectrometer number: 1 Processing software version used: BlickP v1.8.88 Instrument operation file used: Pandora281_OF_v3d20230823.txt Instrument calibration file used: Pandora281s1_CF_v3d20240201.txt Level 1 file used: Pandora281s1_CambridgeBay_20250320_L1_smca1c3d20240201p1-8.txt Full location name: Cambridge Bay, Nunavut: Canadian High Arctic Reseach Station Short location name: CambridgeBay Country of location: Canada Location latitude [deg]: 69.1212 Location longitude [deg]: -105.0398 Location altitude [m]: 10 Local noon date: 20250320 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: 322 588 Nominal wavelengths inside fitting window [nm]: 322.5916 322.7307 322.8698 323.0089 323.1480 323.2871 323.4262 323.5653 323.7043 323.8434 323.9824 324.1215 324.2605 324.3995 324.5385 324.6774 324.8164 324.9553 325.0943 325.2332 325.3721 325.5111 325.6499 325.7888 325.9277 326.0666 326.2054 326.3443 326.4831 326.6219 326.7607 326.8995 327.0383 327.1770 327.3158 327.4546 327.5933 327.7320 327.8707 328.0094 328.1481 328.2868 328.4254 328.5641 328.7027 328.8414 328.9800 329.1186 329.2572 329.3958 329.5344 329.6729 329.8115 329.9500 330.0885 330.2270 330.3655 330.5040 330.6425 330.7810 330.9194 331.0579 331.1963 331.3347 331.4731 331.6115 331.7499 331.8883 332.0267 332.1650 332.3033 332.4417 332.5800 332.7183 332.8566 332.9949 333.1331 333.2714 333.4096 333.5479 333.6861 333.8243 333.9625 334.1007 334.2388 334.3770 334.5152 334.6533 334.7914 334.9295 335.0676 335.2057 335.3438 335.4819 335.6199 335.7580 335.8960 336.0340 336.1720 336.3100 336.4480 336.5860 336.7240 336.8619 336.9999 337.1378 337.2757 337.4136 337.5515 337.6894 337.8272 337.9651 338.1029 338.2408 338.3786 338.5164 338.6542 338.7920 338.9297 339.0675 339.2052 339.3430 339.4807 339.6184 339.7561 339.8938 340.0315 340.1691 340.3068 340.4444 340.5821 340.7197 340.8573 340.9949 341.1325 341.2700 341.4076 341.5451 341.6827 341.8202 341.9577 342.0952 342.2327 342.3701 342.5076 342.6451 342.7825 342.9199 343.0573 343.1947 343.3321 343.4695 343.6069 343.7442 343.8816 344.0189 344.1562 344.2935 344.4308 344.5681 344.7053 344.8426 344.9798 345.1171 345.2543 345.3915 345.5287 345.6659 345.8030 345.9402 346.0774 346.2145 346.3516 346.4887 346.6258 346.7629 346.9000 347.0370 347.1741 347.3111 347.4482 347.5852 347.7222 347.8592 347.9961 348.1331 348.2701 348.4070 348.5439 348.6808 348.8177 348.9546 349.0915 349.2284 349.3652 349.5021 349.6389 349.7757 349.9125 350.0493 350.1861 350.3229 350.4596 350.5964 350.7331 350.8698 351.0065 351.1432 351.2799 351.4166 351.5532 351.6899 351.8265 351.9631 352.0997 352.2363 352.3729 352.5095 352.6461 352.7826 352.9191 353.0557 353.1922 353.3287 353.4652 353.6016 353.7381 353.8745 354.0110 354.1474 354.2838 354.4202 354.5566 354.6930 354.8293 354.9657 355.1020 355.2383 355.3746 355.5109 355.6472 355.7835 355.9198 356.0560 356.1923 356.3285 356.4647 356.6009 356.7371 356.8732 357.0094 357.1456 357.2817 357.4178 357.5539 357.6900 357.8261 357.9622 358.0983 358.2343 358.3703 358.5064 358.6424 358.7784 358.9144 359.0503 359.1863 --------------------------------------------------------------------------------------- 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: Oxygen dimer slant column amount [moles squared per meter to the 5th], -9e99=fitting not successful Column 67: Independent uncertainty of oxygen dimer slant column amount [moles squared per meter to the 5th], -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 oxygen dimer slant column amount [moles squared per meter to the 5th], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 69: Common uncertainty of oxygen dimer slant column amount [moles squared per meter to the 5th], -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 oxygen dimer slant column amount [moles squared per meter to the 5th], -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: Oxygen dimer effective temperature [K] Column 72: Independent uncertainty of oxygen dimer 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 oxygen dimer 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 oxygen dimer 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: Effective oxygen dimer fitting wavelength [nm], -9=fitting not successful Column 76: Diffuse correction applied before fitting at effective fitting wavelength for oxygen dimer [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 77: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 78: 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 79: 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 80: 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 81: 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 82: Ozone effective temperature [K] Column 83: 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 84: 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 85: 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 86: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 87: 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 88: Sulfur dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 89: 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 90: 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 91: 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 92: 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 93: Sulfur dioxide effective temperature [K] Column 94: 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 95: 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 96: 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 97: Effective sulfur dioxide fitting wavelength [nm], -9=fitting not successful Column 98: 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 99: Molecular scattering air mass factor used for molecular scattering subtraction before the fitting Column 100: Estimated uncertainty of molecular scattering air mass factor, -9=molecular scattering was not subtracted before the fitting Column 101: Lower limit used for wavelength scaling [nm] Column 102: Upper limit used for wavelength scaling [nm] Column 103: Order of smoothing polynomial Column 104: Smoothing polynomial coefficient, order 0 Column 105: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 106: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 107: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 108: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 109: Smoothing polynomial coefficient, order 1 Column 110: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 111: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 112: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 113: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 114: Smoothing polynomial coefficient, order 2 Column 115: Independent uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 116: Structured uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 117: Common uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 118: rms-based uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 119: Smoothing polynomial coefficient, order 3 Column 120: Independent uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 121: Structured uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 122: Common uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 123: rms-based uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 124: Smoothing polynomial coefficient, order 4 Column 125: Independent uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 126: Structured uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 127: Common uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 128: rms-based uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 129: Mean value of measured data inside fitting window [same units as measurements] Column 130: Offset polynomial coefficient, order 0 Column 131: Independent uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 132: Structured uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 133: Common uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 134: rms-based uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 135: Wavelength change polynomial coefficient, order 0 Column 136: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 137: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 138: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 139: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 140: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 141: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 142: Resolution change polynomial coefficient, order 0 Column 143: Independent uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 144: Structured uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 145: Common uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 146: rms-based uncertainty of resolution change polynomial coefficient, order 0, -9=fitting not successful Column 147: 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 148: 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 149: 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 150: 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 151: 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 152: 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 153: Atmospheric variability [%], 999=no atmospheric variability was determined Column 154: Wavelength effective temperature [°C], 999=no effective temperature given Column 155: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 156: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 157: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 158: Number of bright count cycles Column 159: Number of dark count cycles Column 160: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 161: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 162: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 163: Integration time [ms] Column 164: Temperature at electronics board [°C], 999=no temperature signal Column 165: Spectrometer control temperature [°C], 999=no temperature signal Column 166: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 167: Temperature in head sensor [°C], 999=no temperature signal Column 168: Humidity in head sensor [%], -9=no humidity signal Column 169: Pressure in head sensor [hPa], -9=no pressure signal Columns 170-436: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 437-703: 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 ---------------------------------------------------------------------------------------