File name: Pandora20s1_Busan_20211012_L2Fit_fout2c3d20210228p1-8.txt File generation date: 20251207T234324.0Z Data description: Level 2 spectral fitting results file Data file version: fout2c3p1-8 Local principal investigator: Jae Hwan Kim Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 20 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora20_OF_v4d20201001.txt Instrument calibration file used: Pandora20s1_CF_v3d20210228.txt Level 1 file used: Pandora20s1_Busan_20211012_L1_smca1c3d20210228p1-8.txt Full location name: Busan/South Korea Short location name: Busan Country of location: South Korea Location latitude [deg]: 35.2353 Location longitude [deg]: 129.0825 Location altitude [m]: 71 Local noon date: 20211012 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: 259 401 Nominal wavelengths inside fitting window [nm]: 305.0476 305.1889 305.3301 305.4713 305.6125 305.7537 305.8949 306.0360 306.1772 306.3183 306.4594 306.6005 306.7416 306.8826 307.0237 307.1647 307.3057 307.4467 307.5876 307.7286 307.8695 308.0104 308.1513 308.2922 308.4331 308.5739 308.7148 308.8556 308.9964 309.1372 309.2779 309.4187 309.5594 309.7001 309.8408 309.9815 310.1222 310.2628 310.4034 310.5440 310.6846 310.8252 310.9658 311.1063 311.2468 311.3873 311.5278 311.6683 311.8087 311.9492 312.0896 312.2300 312.3704 312.5107 312.6511 312.7914 312.9318 313.0721 313.2123 313.3526 313.4929 313.6331 313.7733 313.9135 314.0537 314.1939 314.3340 314.4741 314.6143 314.7544 314.8945 315.0345 315.1746 315.3146 315.4546 315.5946 315.7346 315.8746 316.0146 316.1545 316.2944 316.4344 316.5742 316.7141 316.8540 316.9938 317.1337 317.2735 317.4133 317.5531 317.6929 317.8326 317.9724 318.1121 318.2518 318.3915 318.5312 318.6709 318.8105 318.9502 319.0898 319.2294 319.3690 319.5086 319.6482 319.7877 319.9273 320.0668 320.2063 320.3458 320.4853 320.6248 320.7643 320.9037 321.0432 321.1826 321.3220 321.4614 321.6008 321.7402 321.8795 322.0189 322.1582 322.2975 322.4368 322.5761 322.7154 322.8547 322.9939 323.1332 323.2724 323.4116 323.5508 323.6900 323.8292 323.9684 324.1075 324.2467 324.3858 324.5249 324.6640 324.8031 324.9422 --------------------------------------------------------------------------------------- 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 20211012T015241.0Z 7955.078252 182 1 1.15 2 46.42 152.98 111.45 108.10 0.00 1 0.00 1 0 25 1.029e-02 8.430e-03 6.301e-03 4.694e-03 1.649500e-01 2.587559e-03 1.990574e-03 -6.000000e+00 6.403209e-03 227.08 -2.00 3.40 -2.00 314.49 0.00e+00 9.461977e-05 1.898330e-04 1.344394e-05 -6.000000e+00 2.618373e-04 288.32 -2.00 20.00 -2.00 314.24 0.00e+00 1.448 0.000 302.00 328.00 3 3.3675e+00 6.6154e-03 1.6522e-02 -6.0000e+00 1.5975e-02 1.1173e-02 7.3299e-03 8.2550e-03 -6.0000e+00 1.7372e-02 5.9943e-03 4.1761e-03 4.0698e-03 -6.0000e+00 1.0224e-02 -4.6425e-03 1.7390e-03 1.1471e-03 -6.0000e+00 4.1468e-03 3.7638e-03 -1.8892e-04 1.5991e-04 2.0274e-05 -6.0000e+00 3.5275e-04 -2.9948e-03 -1.8984e-05 12 9 1 12 1 1 999.00 22.50 0.37 -0.00299 -0.00441 1 20 1 5 0 487.130 26.32 20.00 22.50 24.39 16.5 987.89 -2349 -2562 881 -877 -1288 -2845 -403 -352 1469 -1377 330 1161 1275 -361 -96 -1325 505 18 741 711 1538 866 1019 60 456 -38 -171 50 709 3979 2253 2013 1658 703 -980 -448 -1419 499 -347 -637 -2422 -844 -1037 -1453 -725 -1256 -1286 -503 -165 185 -439 1006 288 827 599 101 776 -918 1523 929 1222 585 2024 107 -280 239 34 -280 1977 1227 415 51 -456 -97 -779 438 432 340 862 456 -333 -793 -1099 -1666 -1554 -1338 -451 -982 -984 82 -22 912 1034 2107 2141 553 33 -1144 -802 -343 -1304 -961 -418 549 -409 -452 -1031 -58 54 -267 160 143 92 -227 344 984 717 925 400 105 90 -458 -328 234 1004 556 476 1327 627 640 48 -44 -112 713 65 275 -87 -552 -610 -416 -570 -336 -386 -901 -1027 347 -339 -476 -1030 -146 -134 582 -573 137 487 558 -169 -48 -694 268 10 407 396 860 488 579 35 271 -23 -103 29 399 2156 1242 1140 963 414 -575 -262 -872 327 -250 -494 -1993 -708 -883 -1247 -619 -1070 -1080 -414 -134 149 -360 842 249 727 536 92 704 -840 1370 842 1124 557 1972 107 -279 230 32 -256 1831 1195 424 53 -480 -101 -781 416 391 300 765 424 -327 -818 -1176 -1845 -1780 -1582 -546 -1210 -1211 99 -25 1007 1094 2172 2239 606 37 -1382 -990 -421 -1571 -1122 -478 633 -488 -558 -1309 -76 72 -362 220 197 124 -296 430 1188 862 1131 506 138 119 -612 -433 302 1257 681 570 1578 762 798 61 -57 -147 946 88 384 -124 -796 -883 -599 -810 -470 -537 SS 20211012T023205.6Z 7955.105620 204 1 9.70 2 43.61 166.23 104.27 112.75 0.00 1 0.00 1 0 17 1.156e-02 8.108e-03 7.498e-03 5.109e-03 1.654960e-01 2.798716e-03 1.980761e-03 -6.000000e+00 7.190998e-03 227.08 -2.00 3.40 -2.00 314.93 0.00e+00 2.245731e-04 2.231381e-04 1.664884e-05 -6.000000e+00 2.940847e-04 288.32 -2.00 20.00 -2.00 314.66 0.00e+00 1.379 0.000 302.00 328.00 3 5.9612e+00 7.1809e-03 1.5952e-02 -6.0000e+00 1.7940e-02 4.5500e-02 7.9686e-03 8.2504e-03 -6.0000e+00 1.9510e-02 8.4566e-04 4.5369e-03 4.0711e-03 -6.0000e+00 1.1482e-02 -4.0504e-03 1.9156e-03 1.1491e-03 -6.0000e+00 4.6567e-03 2.9668e-04 -3.6567e-04 1.7453e-04 1.9609e-05 -6.0000e+00 3.9622e-04 -2.9373e-03 -4.4058e-05 12 9 1 12 1 1 999.00 22.54 0.41 -0.00294 -0.00569 2 3 1 5 0 3174.070 26.32 20.01 22.54 23.82 16.7 984.02 -4247 -2971 -2165 -2214 2858 2821 -1399 -2015 922 -695 -969 2702 36 1406 -1109 507 145 1030 -124 2011 415 983 98 2445 -477 1843 -1598 1520 760 2864 -1889 1902 61 1321 -923 -2396 -1275 1350 30 -1770 -1554 -998 -587 -930 -1199 -483 413 -745 627 -204 -734 1156 303 -128 849 60 925 120 808 2260 486 1413 430 -213 -73 883 203 -336 1500 -9 1142 -731 -418 -141 -529 443 -304 -1277 -1365 657 -162 -1065 -1090 -1166 -1062 -600 -693 419 1495 -419 196 -629 979 -78 1272 1256 940 -221 -126 16 -627 -626 -51 -440 -1108 -995 -28 -154 61 -6 230 -478 -270 -456 147 -332 485 -150 35 66 48 -267 -182 981 545 1812 541 72 601 1630 80 -133 -341 814 164 706 -422 39 76 -377 -470 -623 -1166 -1406 -1026 -748 -736 858 815 -426 -656 312 -247 -348 961 14 573 -495 236 70 504 -62 1011 214 505 51 1287 -264 1017 -895 804 388 1407 -969 978 33 707 -494 -1297 -721 822 20 -1335 -1240 -821 -489 -782 -1009 -401 336 -597 489 -159 -587 941 256 -111 746 53 826 108 719 1999 443 1328 422 -214 -73 841 186 -303 1371 -9 1160 -771 -442 -146 -527 415 -270 -1104 -1195 597 -157 -1097 -1170 -1297 -1228 -718 -856 522 1852 -514 231 -704 1033 -81 1329 1372 1085 -269 -157 20 -763 -735 -59 -513 -1343 -1249 -36 -204 83 -8 324 -678 -374 -607 187 -408 588 -186 45 88 66 -363 -245 1279 691 2214 650 86 734 2036 104 -175 -454 1096 228 1005 -616 58 112 -555 -682 -891 -1662