File name: Pandora232s1_Yongin_20240920_L2Fit_fout2c3d20221026p1-8.txt File generation date: 20250512T102720.7Z Data description: Level 2 spectral fitting results file Data file version: fout2c3p1-8 Local principal investigator: Yongjoo Choi Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 232 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora232_OF_v2d20220714.txt Instrument calibration file used: Pandora232s1_CF_v3d20221026.txt Level 1 file used: Pandora232s1_Yongin_20240920_L1_smca1c3d20221026p1-8.txt Full location name: Hankuk University of Foreign Studies Short location name: Yongin Country of location: South Korea Location latitude [deg]: 37.3380 Location longitude [deg]: 127.2650 Location altitude [m]: 122 Local noon date: 20240920 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: offical since 20250506 First and last pixel inside fitting window: 202 343 Nominal wavelengths inside fitting window [nm]: 305.1184 305.2595 305.4006 305.5417 305.6827 305.8237 305.9648 306.1058 306.2468 306.3878 306.5288 306.6697 306.8107 306.9516 307.0926 307.2335 307.3744 307.5153 307.6562 307.7971 307.9380 308.0788 308.2197 308.3605 308.5014 308.6422 308.7830 308.9238 309.0645 309.2053 309.3461 309.4868 309.6276 309.7683 309.9090 310.0497 310.1904 310.3311 310.4717 310.6124 310.7531 310.8937 311.0343 311.1749 311.3155 311.4561 311.5967 311.7373 311.8778 312.0184 312.1589 312.2994 312.4399 312.5804 312.7209 312.8614 313.0019 313.1423 313.2828 313.4232 313.5636 313.7041 313.8445 313.9848 314.1252 314.2656 314.4059 314.5463 314.6866 314.8269 314.9672 315.1075 315.2478 315.3881 315.5284 315.6686 315.8089 315.9491 316.0893 316.2295 316.3697 316.5099 316.6501 316.7902 316.9304 317.0705 317.2107 317.3508 317.4909 317.6310 317.7711 317.9111 318.0512 318.1912 318.3313 318.4713 318.6113 318.7513 318.8913 319.0313 319.1713 319.3112 319.4512 319.5911 319.7310 319.8709 320.0108 320.1507 320.2906 320.4305 320.5703 320.7102 320.8500 320.9898 321.1296 321.2694 321.4092 321.5490 321.6887 321.8285 321.9682 322.1080 322.2477 322.3874 322.5271 322.6668 322.8064 322.9461 323.0857 323.2254 323.3650 323.5046 323.6442 323.7838 323.9234 324.0629 324.2025 324.3420 324.4816 324.6211 324.7606 324.9001 --------------------------------------------------------------------------------------- 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: Spectrometer control temperature [°C], 999=no temperature signal Column 95: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 96: Temperature in head sensor [°C], 999=no temperature signal Column 97: Temperature at electronics board 1 [°C], 999=no temperature signal Column 98: Temperature at electronics board 2 [°C], 999=no temperature signal Column 99: Humidity in head sensor [%], -9=no humidity signal Column 100: Pressure in head sensor [hPa], -9=no pressure signal Columns 101-242: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 243-384: 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 20240920T002533.7Z 9029.017751 295 1 51.65 2 54.88 120.69 100.35 291.64 0.00 1 0.00 1 0 17 8.004e-03 6.165e-03 7.339e-04 4.538e-04 2.075917e-01 2.427857e-04 2.487028e-03 -6.000000e+00 4.811689e-03 228.78 -2.00 3.44 -2.00 315.43 0.00e+00 2.290204e-04 2.345536e-05 2.453621e-05 -6.000000e+00 2.188859e-04 288.92 -2.00 20.00 -2.00 314.70 0.00e+00 1.733 0.000 302.00 328.00 3 3.2613e+00 6.2491e-04 2.0064e-02 -6.0000e+00 1.1956e-02 1.6483e-02 6.9335e-04 1.0548e-02 -6.0000e+00 1.2920e-02 -2.7931e-03 3.9721e-04 5.1485e-03 -6.0000e+00 7.7167e-03 -8.4844e-04 1.7795e-04 1.4404e-03 -6.0000e+00 3.2853e-03 2.9444e-03 -1.0608e-04 1.3687e-05 1.9906e-05 -6.0000e+00 2.3436e-04 1.1790e-03 0.0000e+00 10 0 0 10 0 0 99.93 24.69 0.24 0.00118 0.00038 241 39 4 8 0 214.310 19.99 24.69 36.70 26.94 27.05 6.8 1016.18 -361 -2196 -1504 -3006 -2100 -901 49 892 408 -631 -1684 -738 287 470 266 230 -613 808 247 1281 836 535 895 1074 483 339 95 -469 662 670 1749 455 1274 -517 -2257 -991 -494 -286 -65 -573 -1202 -1114 -727 -988 -320 -374 -712 -174 9 141 1286 911 803 786 270 693 640 675 584 991 871 1161 352 889 45 -657 258 -178 1180 877 -224 -374 -583 -116 79 148 188 -221 262 -317 -1107 -1144 -1892 -1574 -659 -721 -214 -532 -7 54 428 714 441 1017 1146 511 -194 63 -242 -518 -428 -544 -364 260 -124 -972 -282 -591 -25 45 267 -41 226 191 552 671 942 31 240 -312 -178 -534 408 55 1026 954 216 906 732 259 248 -352 2 -192 236 -361 -316 -222 -129 -347 28 -649 -98 -633 -429 -788 -544 -230 13 245 122 -195 -514 -237 102 172 108 100 -273 343 108 574 377 240 415 522 245 175 48 -220 314 318 809 224 665 -268 -1121 -507 -263 -178 -45 -418 -883 -845 -562 -762 -245 -283 -524 -132 6 106 959 719 664 642 225 587 547 570 488 836 771 1046 339 880 43 -604 225 -155 1069 841 -230 -392 -600 -113 75 132 164 -190 231 -298 -1099 -1235 -2055 -1804 -772 -858 -265 -667 -9 65 495 752 454 1057 1225 575 -231 81 -304 -649 -523 -623 -414 316 -155 -1224 -372 -810 -35 62 382 -57 310 250 698 822 1183 39 330 -433 -248 -730 558 72 1321 1217 269 1120 965 345 343 -494 3 -280 350 -556 -480 -342 -196 -534 42 -945 SS 20240920T030515.3Z 9029.128649 388 1 12.95 2 36.67 172.00 123.97 323.47 0.00 1 0.00 1 0 17 7.766e-03 6.296e-03 2.926e-03 2.125e-03 1.493295e-01 1.143298e-03 1.801238e-03 -6.000000e+00 4.668505e-03 228.76 -2.00 3.44 -2.00 314.61 0.00e+00 3.254442e-04 9.402998e-05 1.533176e-05 -6.000000e+00 2.123634e-04 288.91 -2.00 20.00 -2.00 313.97 0.00e+00 1.246 0.000 302.00 328.00 3 5.2807e+00 2.9237e-03 1.4430e-02 -6.0000e+00 1.1600e-02 3.4944e-02 3.2332e-03 7.5993e-03 -6.0000e+00 1.2535e-02 -2.2590e-03 1.8504e-03 3.7087e-03 -6.0000e+00 7.4869e-03 -8.0491e-04 8.0602e-04 1.0566e-03 -6.0000e+00 3.1877e-03 6.9848e-04 -6.8709e-05 6.3958e-05 1.5045e-05 -6.0000e+00 2.2737e-04 7.3050e-04 0.0000e+00 12 1 1 12 17 1 99.31 24.67 0.12 0.00073 0.00021 6 4 1 8 0 1849.830 20.00 24.67 34.37 26.94 27.05 6.7 1002.81 65 -1564 -958 -2979 -2052 -176 -265 1619 245 268 -1224 -1082 1002 511 -22 311 106 630 140 1291 720 916 910 986 -98 659 -219 -421 -66 729 1265 421 1613 -847 -1538 -1383 -722 -659 -476 -555 -1259 -689 -769 -518 -364 -839 -807 -263 -476 292 1520 1260 394 934 786 313 849 546 661 1073 677 1133 581 651 -210 -829 516 -361 1012 586 -163 -93 -331 -180 301 -104 342 -512 337 -274 -1518 -1291 -1446 -1393 -868 -840 95 -300 344 9 54 457 36 1048 575 645 -322 511 -327 -598 -359 -419 -490 163 -448 -844 -86 -287 20 13 363 -122 118 255 440 442 916 2 212 -73 -345 -502 523 -16 1149 1003 259 1007 735 294 34 -238 -212 -229 251 -418 -252 -224 131 -290 63 -971 25 -630 -378 -1077 -667 -56 -89 592 97 108 -483 -444 442 229 -11 160 55 335 76 715 401 503 513 578 -60 405 -131 -233 -34 369 663 230 924 -483 -824 -768 -444 -436 -368 -445 -1071 -600 -683 -455 -318 -726 -670 -210 -368 226 1223 1065 349 852 724 275 748 476 610 1001 618 1101 598 642 -210 -756 470 -328 934 600 -166 -97 -339 -188 287 -96 289 -424 298 -252 -1546 -1330 -1555 -1583 -997 -1020 120 -382 430 10 62 475 37 1070 631 721 -373 633 -412 -722 -431 -472 -552 197 -547 -1074 -114 -372 27 19 520 -170 155 323 545 530 1124 3 281 -96 -457 -653 695 -20 1370 1205 302 1207 933 368 44 -310 -283 -303 351 -605 -373 -319 195 -420 89 -1345