File name: Pandora232s1_Yongin_20250620_L2Fit_fout2c3d20221026p1-8.txt
File generation date: 20250701T161551.0Z
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_20250620_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: 20250620
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
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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
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SS 20250620T004839.4Z 9302.033789 277 1 48.01 2 37.63 99.81 43.96 235.70 0.00 1 0.00 1 0 25 6.938e-02 2.406e-02 5.301e-02 1.608e-02 2.080536e-01 8.525003e-03 2.385156e-03 -6.000000e+00 4.225473e-02 232.71 -2.00 3.44 -2.00 317.38 0.00e+00 1.458322e-03 1.251221e-03 4.399588e-04 -6.000000e+00 1.893627e-03 288.56 -2.00 20.00 -2.00 316.49 0.00e+00 1.262 0.000 302.00 328.00 3 8.4003e+00 2.2788e-02 1.6408e-02 -6.0000e+00 1.0602e-01 3.0021e-02 2.5611e-02 1.0416e-02 -6.0000e+00 1.1430e-01 3.7652e-02 1.5142e-02 5.1052e-03 -6.0000e+00 6.8025e-02 -1.2402e-02 7.2627e-03 1.5365e-03 -6.0000e+00 2.8662e-02 2.5924e-05 -2.6350e-04 5.0555e-04 1.5895e-05 -6.0000e+00 2.0342e-03 1.1544e-02 0.0000e+00 12 9 8 11 24 0 75.37 24.26 7.47 0.01154 0.00956 12 2 2 8 0 4000.000 19.99 24.26 29.42 26.73 26.73 6.9 1002.71 1020 27209 5507 16583 -1850 47982 -1534 34005 1650 -16035 4316 -1701 5077 -8991 -19382 -3688 5085 -2601 540 -1017 -2068 422 4794 993 2814 -5653 -384 -4351 5368 6909 10324 3598 10813 -3741 -5118 534 -2033 2951 -4776 2804 1975 1590 -659 152 -3380 3176 -394 -8780 -3317 -728 1928 -1130 2219 -204 6275 1490 2669 -3045 -2227 -4665 389 184 1608 2731 924 -1578 4692 -2965 -729 1890 5423 461 3024 -1740 1278 -3089 -6018 -7494 -3892 -3422 1170 626 -971 825 1270 2702 4073 1953 1217 1441 2692 2235 -4080 -3013 -3824 -1223 -2636 1001 -667 -3395 324 -3434 -2119 886 -942 -3663 2159 40 779 1735 3255 2061 -647 -1663 -1706 -4549 -432 -1641 321 2899 2946 1120 1578 -1809 -1330 -578 -2366 -695 1940 -1645 1626 -17 926 219 324 675 310 1893 1380 -488 -468 -3883 127 2702 676 1647 -203 3198 -180 3110 224 -2640 570 -256 803 -1845 -4913 -848 1096 -632 131 -259 -532 105 1184 266 834 -1854 -116 -1271 1362 1743 2678 1051 3144 -1221 -1598 165 -725 1174 -2410 1463 1098 918 -398 91 -2096 1825 -227 -5382 -1887 -412 1129 -718 1426 -139 4070 1034 1841 -2197 -1578 -3445 287 146 1336 2308 751 -1203 3210 -2198 -588 1635 4769 434 2707 -1557 1015 -2307 -4298 -5363 -2935 -2858 1026 598 -983 869 1434 3178 4918 2430 1499 1660 2812 2138 -3879 -2886 -3985 -1358 -3247 1284 -875 -4366 375 -3858 -2347 1026 -1183 -4909 2868 56 1145 2649 5002 3108 -943 -2473 -2357 -6292 -590 -2388 493 4500 4573 1729 2351 -2627 -1846 -753 -3046 -919 2656 -2443 2411 -26 1437 360 562 1198 565 3440 2487 -866 -807 -6717
SS 20250620T005341.6Z 9302.037287 280 1 48.00 2 36.64 100.81 44.76 237.02 0.00 1 0.00 1 0 17 4.769e-02 2.327e-02 3.869e-02 1.514e-02 2.007682e-01 8.103575e-03 2.512754e-03 -6.000000e+00 2.906380e-02 232.71 -2.00 3.44 -2.00 316.94 0.00e+00 7.857247e-04 1.050980e-03 6.712334e-04 -6.000000e+00 1.301888e-03 288.56 -2.00 20.00 -2.00 316.06 0.00e+00 1.245 0.000 302.00 328.00 3 8.3517e+00 2.1510e-02 1.6175e-02 -6.0000e+00 7.2928e-02 8.8258e-02 2.4053e-02 1.0425e-02 -6.0000e+00 7.8604e-02 -5.8012e-03 1.3923e-02 4.9173e-03 -6.0000e+00 4.6781e-02 -2.9943e-03 6.5076e-03 1.3618e-03 -6.0000e+00 1.9726e-02 2.8110e-05 -6.5975e-04 4.7517e-04 1.8560e-05 -6.0000e+00 1.3983e-03 7.3606e-03 0.0000e+00 12 9 8 11 24 0 93.38 24.26 -0.05 0.00736 0.00240 12 2 2 8 0 4000.000 20.00 24.26 29.40 26.73 26.73 6.9 1003.23 -7290 1913 11448 -535 -1279 17503 -344 14259 6850 -11456 8262 14708 867 2156 8012 5496 -14221 -7667 13677 -2109 -13262 2654 -3724 8670 -4513 225 -6158 -3316 -10126 -8626 1810 -5465 4775 3237 5785 -2683 -1641 -4969 1882 80 -2520 6198 600 3305 982 6812 -5405 4937 621 797 633 2091 115 -2447 1142 -262 1384 -1241 2823 -2977 5026 2591 382 1716 1905 1910 -3596 -2639 369 2550 7320 2066 1029 2578 -2073 -5341 -3842 -10095 -3858 -6473 -1565 -654 -213 -1723 2127 -1040 3359 2058 -550 -734 -1279 -1259 -2977 -2061 -460 -2457 -1647 2140 1607 -848 -1449 -2436 -2566 -2641 -1381 1003 1799 2896 -1182 2369 2440 948 516 1342 -3820 -1258 1634 -1268 -1011 1435 3343 -547 2598 -439 -1075 -1206 134 479 -452 -1253 -627 1287 -97 -23 562 1246 -536 442 -737 472 -62 -2011 -1274 315 1704 -81 -178 2003 -50 2000 1113 -2270 1311 2317 175 480 1863 1386 -4445 -2330 3433 -641 -4504 761 -1173 2747 -1684 81 -2290 -1113 -3453 -2895 578 -1966 1654 1108 1810 -951 -643 -2354 978 47 -1614 3752 392 2089 634 4096 -3548 2843 364 474 400 1367 80 -1813 825 -195 1022 -928 2001 -2266 3697 2094 334 1523 1595 1459 -2761 -2001 300 2242 6466 1961 964 2270 -1750 -4187 -2743 -7521 -2932 -5613 -1418 -636 -216 -1868 2389 -1274 4104 2572 -694 -871 -1401 -1256 -2805 -1947 -460 -2737 -1987 2688 2049 -1057 -1698 -2695 -2828 -3134 -1726 1269 2374 3911 -1750 3546 3734 1430 736 1916 -5324 -1657 2148 -1803 -1544 2226 5100 -848 3787 -622 -1470 -1562 166 615 -622 -1816 -933 1897 -149 -36 953 2156 -965 800 -1334 816 -105 -3361