File name: Pandora164s1_Seosan_20240206_L2Fit_fout2c14d20211028p1-8.txt File generation date: 20240214T155110.6Z Data description: Level 2 spectral fitting results file Data file version: fout2c14p1-8 Local principal investigator: Jinsoo Park Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 164 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora164_OF_v1d20201014.txt Instrument calibration file used: Pandora164s1_CF_v14d20211028.txt Level 1 file used: Pandora164s1_Seosan_20240206_L1_smca1c14d20211028p1-8.txt Full location name: Institute of Atmospheric Environment, Chungcheong Province Short location name: Seosan Country of location: Korea, Republic of Location latitude [deg]: 36.7769 Location longitude [deg]: 126.4938 Location altitude [m]: 25 Local noon date: 20240206 Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are dark map for dark correction (replaced by immediate dark method), latency correction, matrix method stray light correction (replaced by simple method) Data caveats: None First and last pixel inside fitting window: 235 377 Nominal wavelengths inside fitting window [nm]: 305.0326 305.1736 305.3147 305.4558 305.5968 305.7378 305.8789 306.0199 306.1608 306.3018 306.4428 306.5837 306.7247 306.8656 307.0065 307.1474 307.2882 307.4291 307.5700 307.7108 307.8516 307.9924 308.1332 308.2740 308.4148 308.5555 308.6963 308.8370 308.9777 309.1184 309.2591 309.3997 309.5404 309.6810 309.8217 309.9623 310.1029 310.2435 310.3841 310.5246 310.6652 310.8057 310.9462 311.0867 311.2272 311.3677 311.5082 311.6486 311.7891 311.9295 312.0699 312.2103 312.3507 312.4911 312.6315 312.7718 312.9121 313.0525 313.1928 313.3331 313.4733 313.6136 313.7539 313.8941 314.0343 314.1746 314.3148 314.4549 314.5951 314.7353 314.8754 315.0156 315.1557 315.2958 315.4359 315.5760 315.7161 315.8561 315.9962 316.1362 316.2762 316.4162 316.5562 316.6962 316.8362 316.9761 317.1161 317.2560 317.3959 317.5358 317.6757 317.8156 317.9554 318.0953 318.2351 318.3750 318.5148 318.6546 318.7944 318.9341 319.0739 319.2136 319.3534 319.4931 319.6328 319.7725 319.9122 320.0519 320.1915 320.3312 320.4708 320.6104 320.7500 320.8896 321.0292 321.1688 321.3083 321.4479 321.5874 321.7269 321.8664 322.0059 322.1454 322.2849 322.4243 322.5638 322.7032 322.8426 322.9820 323.1214 323.2608 323.4002 323.5395 323.6789 323.8182 323.9575 324.0968 324.2361 324.3754 324.5147 324.6539 324.7932 324.9324 --------------------------------------------------------------------------------------- Column 1: Two letter code of measurement routine Column 2: UT date and time for center-time of measurement, yyyymmddThhmmssZ (ISO 8601) Column 3: Fractional days since 1-Jan-2000 midnight for center-time of measurement Column 4: Routine count (1 for the first routine of the day, 2 for the second, etc.) Column 5: Repetition count (1 for the first set in the routine, 2 for the second, etc.) Column 6: Total duration of measurement set in seconds Column 7: Data processing type index Column 8: Solar zenith angle for center-time of measurement in degree Column 9: Solar azimuth for center-time of measurement in degree, 0=north, increases clockwise Column 10: Lunar zenith angle for center-time of measurement in degree Column 11: Lunar azimuth for center-time of measurement in degree, 0=north, increases clockwise Column 12: Pointing zenith angle in degree, absolute or relative (see next column), 999=tracker not used Column 13: Zenith pointing mode: zenith angle is... 0=absolute, 1=relative to sun, 2=relative to moon Column 14: Pointing azimuth in degree, increases clockwise, absolute (0=north) or relative (see next column), 999=tracker not used Column 15: Azimuth pointing mode: like zenith angle mode but also fixed scattering angles relative to sun (3) or moon (4) Column 16: Fitting result index: 0=no error or warning, 1, 2=warning, >2=error Column 17: Number of function evaluations used, 0=linear fitting or fitting not successful or no fitting done Column 18: rms of unweighted fitting residuals, -9=fitting not successful Column 19: Normalized rms of fitting residuals weighted with independent uncertainty, -9=fitting not successful or no uncertainty used Column 20: Expected rms based on independent uncertainty, -9=fitting not successful or no uncertainty given Column 21: Expected normalized weighted rms based on independent uncertainty, -9=fitting not successful or no uncertainty given Column 22: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 23: Independent uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 24: Structured uncertainty of ozone slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 25: Common uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -6=no common uncertainty input was given, -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 26: rms-based uncertainty of ozone slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no rms-based uncertainty could be retrieved, -9=spectral fitting not successful Column 27: Ozone effective temperature [K] Column 28: Independent uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 29: Structured uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -9=spectral fitting not successful Column 30: Common uncertainty of ozone effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no common uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -6=no common uncertainty input was given, -9=spectral fitting not successful Column 31: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 32: Diffuse correction applied before fitting at effective fitting wavelength for ozone [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 33: Sulfur dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 34: Independent uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 35: Structured uncertainty of sulfur dioxide slant column amount [moles per square meter], -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 36: Common uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -6=no common uncertainty input was given, -7=not given since method "MEAS" was chosen, -9=spectral fitting not successful Column 37: rms-based uncertainty of sulfur dioxide slant column amount [moles per square meter], -1=cross section is zero in this wavelength range, -3=spectral fitting was done, but no rms-based uncertainty could be retrieved, -9=spectral fitting not successful Column 38: Sulfur dioxide effective temperature [K] Column 39: Independent uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no independent uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -5=no independent uncertainty input was given, -9=spectral fitting not successful Column 40: Structured uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -9=spectral fitting not successful Column 41: Common uncertainty of sulfur dioxide effective temperature [K], -1=temperature fitting was requested, but cross section is zero in this wavelength range, -2=no temperature fitting was requested and output for effective temperature and structured uncertainty of it is based on f-code, -3=spectral fitting was done, but no common uncertainty could be retrieved, -4=temperature fitting was requested, but differential optical depth is too small to retrieve the temperature, -6=no common uncertainty input was given, -9=spectral fitting not successful Column 42: Effective sulfur dioxide fitting wavelength [nm], -9=fitting not successful Column 43: Diffuse correction applied before fitting at effective fitting wavelength for sulfur dioxide [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 44: Molecular scattering air mass factor used for molecular scattering subtraction before the fitting Column 45: Estimated uncertainty of molecular scattering air mass factor, -9=molecular scattering was not subtracted before the fitting Column 46: Lower limit used for wavelength scaling [nm] Column 47: Upper limit used for wavelength scaling [nm] Column 48: Order of smoothing polynomial Column 49: Smoothing polynomial coefficient, order 0 Column 50: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 51: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 52: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 53: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 54: Smoothing polynomial coefficient, order 1 Column 55: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 56: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 57: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 58: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 59: Smoothing polynomial coefficient, order 2 Column 60: Independent uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 61: Structured uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 62: Common uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 63: rms-based uncertainty of smoothing polynomial coefficient, order 2, -9=fitting not successful Column 64: Smoothing polynomial coefficient, order 3 Column 65: Independent uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 66: Structured uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 67: Common uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 68: rms-based uncertainty of smoothing polynomial coefficient, order 3, -9=fitting not successful Column 69: Mean value of measured data inside fitting window [same units as measurements] Column 70: Wavelength change polynomial coefficient, order 0 Column 71: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 72: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 73: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 74: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 75: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 76: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 77: L2Fit data quality flag: 0=assured high quality, 1=assured medium quality, 2=assured low quality, 10=not-assured high quality, 11=not-assured medium quality, 12=not-assured low quality Column 78: Sum over 2^i using those i, for which the corresponding L2Fit data quality parameter exceeds the DQ1 limit, 0=L1 data quality above 0, 1=Spectral fitting was not successful, 2=Wavelength shift too large, 3=Normalized rms of fitting residuals weighted with independent uncertainty too large Column 79: Sum over 2^i using those i, for which the corresponding L2Fit data quality parameter exceeds the DQ2 limit (same parameters as for DQ1) Column 80: L1 data quality flag: 0=assured high quality, 1=assured medium quality, 2=assured low quality, 10=not-assured high quality, 11=not-assured medium quality, 12=not-assured low quality Column 81: Sum over 2^i using those i, for which the corresponding L1 data quality parameter exceeds the DQ1 limit, 0=Saturated data, 1=Too few dark counts measurements, 2=No temperature given or effective temperature too different from the reference temperature, 3=Dark count too high, 4=Unsuccessful dark background fitting, 5=The dark count differs significantly from the dark map for too many pixels, 6=Absolute value of estimated average residual stray light level too high, 7=Although attempted, no wavelength change could be retrieved, 8=Absolute value of retrieved wavelength shift too large, 9=Retrieved wavelength shift differs too much from the shift predicted by the effective temperature Column 82: Sum over 2^i using those i, for which the corresponding L1 data quality parameter exceeds the DQ2 limit (same parameters as for DQ1) Column 83: Atmospheric variability [%], 999=no atmospheric variability was determined Column 84: Wavelength effective temperature [°C], 999=no effective temperature given Column 85: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 86: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 87: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 88: Number of bright count cycles Column 89: Number of dark count cycles Column 90: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 91: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 92: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 93: Integration time [ms] Column 94: Temperature at electronics board [°C], 999=no temperature signal Column 95: Spectrometer control temperature [°C], 999=no temperature signal Column 96: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 97: Temperature in head sensor [°C], 999=no temperature signal Column 98: Humidity in head sensor [%], -9=no humidity signal Column 99: Pressure in head sensor [hPa], -9=no pressure signal Columns 100-242: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 243-385: Normalized slant column residuals weighted with independent instrumental uncertainty for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting, 0=no independent instrumental uncertainty was given --------------------------------------------------------------------------------------- SS 20240206T015603.1Z 8802.080592 237 1 49.49 2 58.84 148.15 70.76 206.10 0.00 1 0.00 1 0 17 2.443e-02 7.055e-03 1.896e-02 4.090e-03 2.718436e-01 2.016006e-03 3.240702e-03 -6.000000e+00 1.360866e-02 224.84 -2.00 3.43 -2.00 318.19 0.00e+00 1.789973e-04 3.610083e-04 6.997814e-05 -6.000000e+00 5.960822e-04 278.71 -2.00 20.00 -2.00 317.52 0.00e+00 1.925 0.000 302.00 328.00 3 5.1755e+00 5.3933e-03 2.3518e-02 -6.0000e+00 3.3652e-02 2.2987e-02 6.1263e-03 1.3640e-02 -6.0000e+00 3.6634e-02 1.6353e-02 3.9528e-03 6.8011e-03 -6.0000e+00 2.1821e-02 -1.1408e-02 2.0431e-03 1.9645e-03 -6.0000e+00 9.3524e-03 3.1120e-04 -1.7663e-04 1.1644e-04 2.1349e-05 -6.0000e+00 6.2713e-04 -3.9739e-03 -2.3039e-05 11 8 0 10 0 0 98.49 22.13 0.41 -0.00397 -0.00530 20 4 1 5 0 2474.030 25.28 20.01 22.13 10.61 36.3 976.07 -3665 -1386 -3534 6270 -14770 -5114 4129 -2978 5521 -6799 -5923 7368 1013 -3577 -5266 -2091 -2275 4720 -2316 -2072 616 -2667 955 4620 5916 -2663 -2430 1643 1775 1692 -764 5814 -962 2461 -2312 -927 -3546 -3708 -1868 -1390 1656 -408 -790 -305 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-138 917 933 1070 2145 685 672 1088 -217 -893 -436 552 53 -1355 463 505 -750 -241 -1008 8 SS 20240206T022905.4Z 8802.103535 262 1 51.01 2 55.78 156.86 73.92 212.70 0.00 1 0.00 1 0 17 1.884e-02 6.978e-03 1.398e-02 3.670e-03 2.549293e-01 1.806800e-03 3.045851e-03 -6.000000e+00 1.049221e-02 224.84 -2.00 3.43 -2.00 317.82 0.00e+00 4.873989e-04 2.934661e-04 1.238655e-04 -6.000000e+00 4.595656e-04 278.71 -2.00 20.00 -2.00 317.16 0.00e+00 1.773 0.000 302.00 328.00 3 5.3062e+00 4.7930e-03 2.1779e-02 -6.0000e+00 2.5945e-02 3.7525e-02 5.4255e-03 1.2750e-02 -6.0000e+00 2.8244e-02 1.2359e-02 3.3885e-03 6.3587e-03 -6.0000e+00 1.6823e-02 -1.0745e-02 1.7251e-03 1.8494e-03 -6.0000e+00 7.2109e-03 3.2349e-04 -4.1243e-04 1.0375e-04 1.9995e-05 -6.0000e+00 4.8350e-04 -4.5701e-03 -3.6737e-05 11 8 0 10 0 0 99.88 22.15 0.61 -0.00457 -0.00767 14 3 1 5 0 3642.960 25.28 20.00 22.15 12.44 36.4 987.83 -9424 -3237 -1772 -2672 -2369 -7163 -4663 -4527 -6871 1025 -508 815 -2189 -3842 467 3214 -1070 4515 -434 311 -3646 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