File name: Pandora51s1_OldFieldNY_20210107_L2Fit_fnvh3c4d20190912p1-8.txt File generation date: 20251205T015854.4Z Data description: Level 2 spectral fitting results file Data file version: fnvh3c4p1-8 Local principal investigator: Nader Abuhassan Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 51 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora51_OF_v2d20190801.txt Instrument calibration file used: Pandora51s1_CF_v4d20190912.txt Level 1 file used: Pandora51s1_OldFieldNY_20210107_L1_smca1c4d20190912p1-8.txt Full location name: Flax Pond NYSDEC (USEPA AQS ID 36-103-0044) Short location name: OldFieldNY Country of location: USA Location latitude [deg]: 40.9635 Location longitude [deg]: -73.1402 Location altitude [m]: 3 Local noon date: 20210107 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: New VP for 2019-2020 from session 3 First and last pixel inside fitting window: 1222 1664 Nominal wavelengths inside fitting window [nm]: 435.0182 435.1461 435.2740 435.4018 435.5297 435.6575 435.7853 435.9131 436.0408 436.1686 436.2963 436.4241 436.5518 436.6795 436.8071 436.9348 437.0625 437.1901 437.3177 437.4453 437.5729 437.7005 437.8280 437.9556 438.0831 438.2106 438.3381 438.4656 438.5931 438.7205 438.8480 438.9754 439.1028 439.2302 439.3575 439.4849 439.6122 439.7396 439.8669 439.9942 440.1215 440.2487 440.3760 440.5032 440.6304 440.7576 440.8848 441.0120 441.1392 441.2663 441.3934 441.5205 441.6476 441.7747 441.9018 442.0288 442.1559 442.2829 442.4099 442.5369 442.6639 442.7908 442.9178 443.0447 443.1716 443.2985 443.4254 443.5522 443.6791 443.8059 443.9327 444.0595 444.1863 444.3131 444.4399 444.5666 444.6933 444.8200 444.9467 445.0734 445.2001 445.3267 445.4534 445.5800 445.7066 445.8332 445.9597 446.0863 446.2128 446.3393 446.4659 446.5923 446.7188 446.8453 446.9717 447.0982 447.2246 447.3510 447.4774 447.6037 447.7301 447.8564 447.9827 448.1090 448.2353 448.3616 448.4879 448.6141 448.7403 448.8665 448.9927 449.1189 449.2451 449.3712 449.4974 449.6235 449.7496 449.8757 450.0017 450.1278 450.2538 450.3798 450.5059 450.6318 450.7578 450.8838 451.0097 451.1357 451.2616 451.3875 451.5133 451.6392 451.7651 451.8909 452.0167 452.1425 452.2683 452.3941 452.5198 452.6456 452.7713 452.8970 453.0227 453.1484 453.2740 453.3997 453.5253 453.6509 453.7765 453.9021 454.0277 454.1532 454.2788 454.4043 454.5298 454.6553 454.7807 454.9062 455.0316 455.1570 455.2825 455.4078 455.5332 455.6586 455.7839 455.9093 456.0346 456.1599 456.2851 456.4104 456.5357 456.6609 456.7861 456.9113 457.0365 457.1617 457.2868 457.4119 457.5371 457.6622 457.7873 457.9123 458.0374 458.1624 458.2874 458.4125 458.5375 458.6624 458.7874 458.9123 459.0373 459.1622 459.2871 459.4120 459.5368 459.6617 459.7865 459.9113 460.0361 460.1609 460.2857 460.4104 460.5352 460.6599 460.7846 460.9093 461.0339 461.1586 461.2832 461.4079 461.5325 461.6571 461.7816 461.9062 462.0307 462.1553 462.2798 462.4043 462.5287 462.6532 462.7777 462.9021 463.0265 463.1509 463.2753 463.3996 463.5240 463.6483 463.7726 463.8969 464.0212 464.1455 464.2697 464.3940 464.5182 464.6424 464.7666 464.8908 465.0149 465.1391 465.2632 465.3873 465.5114 465.6355 465.7595 465.8835 466.0076 466.1316 466.2556 466.3796 466.5035 466.6275 466.7514 466.8753 466.9992 467.1231 467.2469 467.3708 467.4946 467.6184 467.7422 467.8660 467.9898 468.1135 468.2372 468.3610 468.4847 468.6083 468.7320 468.8557 468.9793 469.1029 469.2265 469.3501 469.4737 469.5972 469.7208 469.8443 469.9678 470.0913 470.2147 470.3382 470.4616 470.5850 470.7085 470.8318 470.9552 471.0786 471.2019 471.3252 471.4485 471.5718 471.6951 471.8184 471.9416 472.0648 472.1880 472.3112 472.4344 472.5576 472.6807 472.8038 472.9269 473.0500 473.1731 473.2962 473.4192 473.5422 473.6652 473.7882 473.9112 474.0342 474.1571 474.2801 474.4030 474.5259 474.6487 474.7716 474.8944 475.0173 475.1401 475.2629 475.3857 475.5084 475.6312 475.7539 475.8766 475.9993 476.1220 476.2447 476.3673 476.4899 476.6126 476.7352 476.8577 476.9803 477.1028 477.2254 477.3479 477.4704 477.5929 477.7153 477.8378 477.9602 478.0826 478.2050 478.3274 478.4498 478.5721 478.6945 478.8168 478.9391 479.0614 479.1836 479.3059 479.4281 479.5503 479.6725 479.7947 479.9169 480.0390 480.1612 480.2833 480.4054 480.5275 480.6495 480.7716 480.8936 481.0156 481.1376 481.2596 481.3816 481.5035 481.6255 481.7474 481.8693 481.9912 482.1130 482.2349 482.3567 482.4785 482.6003 482.7221 482.8439 482.9656 483.0873 483.2091 483.3308 483.4524 483.5741 483.6957 483.8174 483.9390 484.0606 484.1822 484.3037 484.4253 484.5468 484.6683 484.7898 484.9113 485.0328 485.1542 485.2756 485.3971 485.5184 485.6398 485.7612 485.8825 486.0039 486.1252 486.2465 486.3677 486.4890 486.6102 486.7315 486.8527 486.9739 487.0951 487.2162 487.3374 487.4585 487.5796 487.7007 487.8218 487.9428 488.0638 488.1849 488.3059 488.4269 488.5478 488.6688 488.7897 488.9107 489.0316 489.1524 489.2733 489.3942 489.5150 489.6358 489.7566 489.8774 489.9982 --------------------------------------------------------------------------------------- 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: Water vapor slant column amount [moles per square meter], -9e99=fitting not successful Column 23: Independent uncertainty of water vapor 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 water vapor 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 water vapor 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 water vapor 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: Water vapor effective temperature [K] Column 28: Independent uncertainty of water vapor 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 water vapor 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 water vapor 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 water vapor fitting wavelength [nm], -9=fitting not successful Column 32: Diffuse correction applied before fitting at effective fitting wavelength for water vapor [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 33: Nitrogen dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 34: 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 35: 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 36: 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 37: 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 38: Nitrogen dioxide effective temperature [K] Column 39: 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 40: 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 41: 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 42: Effective nitrogen dioxide fitting wavelength [nm], -9=fitting not successful Column 43: 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 44: Oxygen dimer slant column amount [moles squared per meter to the 5th], -9e99=fitting not successful Column 45: 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 46: 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 47: 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 48: 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 49: Oxygen dimer effective temperature [K] Column 50: 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 51: 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 52: 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 53: Effective oxygen dimer fitting wavelength [nm], -9=fitting not successful Column 54: 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 55: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 56: 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 57: 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 58: 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 59: 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 60: Ozone effective temperature [K] Column 61: 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 62: 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 63: 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 64: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 65: 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 66: Fitted Ring spectrum, -9e99=no fitting done or fitting not successful Column 67: Independent uncertainty of fitted Ring spectrum, -9=fitting not successful Column 68: Structured uncertainty of fitted Ring spectrum, -9=fitting not successful Column 69: Common uncertainty of fitted Ring spectrum, -9=fitting not successful Column 70: rms-based uncertainty of fitted Ring spectrum, -9=fitting not successful Column 71: Effective Ring fitting wavelength [nm], -9=fitting not done or not successful Column 72: Diffuse correction applied before fitting at effective Ring fitting wavelength [%], 0=no diffuse correction applied, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 73: Lower limit used for wavelength scaling [nm] Column 74: Upper limit used for wavelength scaling [nm] Column 75: Order of smoothing polynomial Column 76: Smoothing polynomial coefficient, order 0 Column 77: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 78: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 79: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 80: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 81: Smoothing polynomial coefficient, order 1 Column 82: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 83: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 84: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 85: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 86: Smoothing polynomial coefficient, order 2 Column 87: Independent uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 88: Structured uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 89: Common uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 90: rms-based uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 91: Smoothing polynomial coefficient, order 3 Column 92: Independent uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 93: Structured uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 94: Common uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 95: rms-based uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 96: Smoothing polynomial coefficient, order 4 Column 97: Independent uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 98: Structured uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 99: Common uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 100: rms-based uncertainty of smoothing polynomial coefficient, order 4, -9=fitting not successful Column 101: Mean value of measured data inside fitting window [same units as measurements] Column 102: Offset polynomial coefficient, order 0 Column 103: Independent uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 104: Structured uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 105: Common uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 106: rms-based uncertainty of offset polynomial coefficient, order 0, -9=fitting not successful Column 107: Offset polynomial coefficient, order 1 Column 108: Independent uncertainty of offset polynomial coefficient, order 1, -9=fitting not successful Column 109: Structured uncertainty of offset polynomial coefficient, order 1, -9=fitting not successful Column 110: Common uncertainty of offset polynomial coefficient, order 1, -9=fitting not successful Column 111: rms-based uncertainty of offset polynomial coefficient, order 1, -9=fitting not successful Column 112: Wavelength change polynomial coefficient, order 0 Column 113: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 114: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 115: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 116: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 117: Wavelength change polynomial coefficient, order 1 Column 118: Independent uncertainty of wavelength change polynomial coefficient, order 1, -9=fitting not successful Column 119: Structured uncertainty of wavelength change polynomial coefficient, order 1, -9=fitting not successful Column 120: Common uncertainty of wavelength change polynomial coefficient, order 1, -9=fitting not successful Column 121: rms-based uncertainty of wavelength change polynomial coefficient, order 1, -9=fitting not successful Column 122: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 123: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 124: 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 125: 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 126: 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 127: 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 128: 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 129: 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 130: Atmospheric variability [%], 999=no atmospheric variability was determined Column 131: Wavelength effective temperature [°C], 999=no effective temperature given Column 132: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 133: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 134: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 135: Number of bright count cycles Column 136: Number of dark count cycles Column 137: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 138: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 139: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 140: Integration time [ms] Column 141: Temperature at electronics board [°C], 999=no temperature signal Column 142: Spectrometer control temperature [°C], 999=no temperature signal Column 143: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 144: Temperature in head sensor [°C], 999=no temperature signal Column 145: Humidity in head sensor [%], -9=no humidity signal Column 146: Pressure in head sensor [hPa], -9=no pressure signal Columns 147-589: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 590-1032: 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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