File name: Pandora206s1_BuffaloNY_20250329_L2Fit_fout2c6d20240814p1-8.txt
File generation date: 20250330T052452.0Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c6p1-8
Local principal investigator: Kang Sun
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 206
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora206_OF_v3d20211008.txt
Instrument calibration file used: Pandora206s1_CF_v6d20240814.txt
Level 1 file used: Pandora206s1_BuffaloNY_20250329_L1_smca1c6d20240814p1-8.txt
Full location name: University at Buffalo
Short location name: BuffaloNY
Country of location: United States
Location latitude [deg]: 43.0015
Location longitude [deg]: -78.7869
Location altitude [m]: 190
Local noon date: 20250329
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: 223 365
Nominal wavelengths inside fitting window [nm]: 305.0348 305.1758 305.3167 305.4577 305.5987 305.7396 305.8805 306.0215 306.1624 306.3033 306.4442 306.5850 306.7259 306.8668 307.0076 307.1484 307.2893 307.4301 307.5709 307.7117 307.8524 307.9932 308.1340 308.2747 308.4154 308.5561 308.6968 308.8375 308.9782 309.1189 309.2596 309.4002 309.5408 309.6815 309.8221 309.9627 310.1033 310.2438 310.3844 310.5250 310.6655 310.8060 310.9466 311.0871 311.2276 311.3681 311.5085 311.6490 311.7894 311.9299 312.0703 312.2107 312.3511 312.4915 312.6319 312.7723 312.9126 313.0530 313.1933 313.3336 313.4740 313.6143 313.7545 313.8948 314.0351 314.1753 314.3156 314.4558 314.5960 314.7362 314.8764 315.0166 315.1568 315.2970 315.4371 315.5772 315.7174 315.8575 315.9976 316.1377 316.2777 316.4178 316.5579 316.6979 316.8379 316.9780 317.1180 317.2580 317.3980 317.5379 317.6779 317.8178 317.9578 318.0977 318.2376 318.3775 318.5174 318.6573 318.7972 318.9370 319.0769 319.2167 319.3565 319.4963 319.6361 319.7759 319.9157 320.0554 320.1952 320.3349 320.4747 320.6144 320.7541 320.8938 321.0335 321.1731 321.3128 321.4524 321.5921 321.7317 321.8713 322.0109 322.1505 322.2900 322.4296 322.5692 322.7087 322.8482 322.9877 323.1272 323.2667 323.4062 323.5457 323.6851 323.8246 323.9640 324.1034 324.2428 324.3822 324.5216 324.6610 324.8003 324.9397
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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 101-243: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting
Columns 244-386: 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 20250329T152842.2Z 9219.644933 181 1 24.01 2 46.44 140.07 46.11 136.15 0.00 1 0.00 1 0 25 3.522e-02 1.509e-02 4.007e-02 1.253e-02 2.272799e-01 6.186223e-03 2.751858e-03 -6.000000e+00 1.970660e-02 226.92 -2.00 3.55 -2.00 317.37 0.00e+00 -8.930927e-05 8.790350e-04 8.339833e-05 -6.000000e+00 8.475282e-04 276.00 -2.00 20.00 -2.00 316.75 0.00e+00 1.449 0.000 302.00 328.00 3 7.4495e+00 1.6313e-02 1.8468e-02 -6.0000e+00 4.9008e-02 2.1034e-02 1.8357e-02 1.1710e-02 -6.0000e+00 5.3318e-02 2.8143e-02 1.1159e-02 5.8005e-03 -6.0000e+00 3.1656e-02 -1.6365e-02 5.5416e-03 1.6492e-03 -6.0000e+00 1.3466e-02 5.5985e-05 -4.3052e-04 3.5003e-04 1.7769e-05 -6.0000e+00 8.9671e-04 -3.7794e-03 0.0000e+00 12 8 8 10 0 0 57.48 17.90 0.83 -0.00378 -0.00701 6 6 2 8 0 4000.000 15.00 17.90 12.47 21.48 21.27 24.8 1007.44 -8768 16187 12911 -897 10889 2320 9086 -9456 -6963 5747 4849 4877 -573 -12223 -3368 932 6988 2483 -106 -723 1797 -551 3012 1418 1126 -105 1221 -6690 -2131 3564 6274 -4778 364 2052 -2353 -7593 -6046 -2234 3448 -672 1131 -1651 447 -758 3496 1633 -4470 2621 -1830 -1094 377 -1232 -518 2489 3538 575 2339 -1152 17 -3375 111 497 1477 1041 -514 -1130 -2395 -200 -909 -1536 2935 -1174 3120 2685 2161 -803 857 -2019 -5047 -3660 -821 473 -3099 139 -1840 1374 68 122 -55 2436 346 504 211 -2676 -475 -273 672 231 268 -707 777 3260 -216 -890 1086 -2356 -189 -813 -92 2243 2382 2149 -2755 -418 -114 -96 -1377 -845 412 94 -127 -155 -76 -114 -2069 -962 299 107 2032 -1223 808 292 -933 -897 -614 -12 1412 604 687 785 14 -1320 -70 -1064 1699 1454 -111 1039 224 888 -1198 -970 761 639 633 -87 -2361 -675 200 1465 559 -26 -181 450 -139 740 376 315 -31 361 -2020 -578 876 1575 -1425 111 653 -728 -2331 -1982 -808 1413 -331 606 -946 259 -450 1971 938 -2677 1414 -1004 -606 215 -743 -326 1604 2339 397 1620 -827 12 -2387 77 369 1176 894 -452 -916 -1800 -145 -688 -1290 2615 -1144 2934 2455 1863 -660 620 -1397 -3661 -2940 -720 439 -3200 144 -2080 1623 84 155 -70 2955 408 540 212 -2612 -472 -289 778 299 360 -947 994 3757 -247 -1011 1330 -3159 -258 -1136 -133 3359 3769 3463 -4494 -619 -158 -123 -1769 -1121 580 143 -194 -240 -115 -165 -2896 -1312 379 134 2664 -1711 1165 435 -1425 -1408 -1022 -21 2418 1067 1231 1368 25 -2259 -115
SS 20250329T163010.1Z 9219.687617 216 1 24.00 2 40.86 160.87 39.67 156.08 0.00 1 0.00 1 0 25 2.566e-02 1.461e-02 2.852e-02 1.065e-02 2.117566e-01 5.258252e-03 2.522404e-03 -6.000000e+00 1.435692e-02 226.93 -2.00 3.55 -2.00 316.97 0.00e+00 7.649229e-04 6.791333e-04 6.353804e-05 -6.000000e+00 6.174387e-04 276.00 -2.00 20.00 -2.00 316.36 0.00e+00 1.321 0.000 302.00 328.00 3 7.3885e+00 1.3789e-02 1.6917e-02 -6.0000e+00 3.5704e-02 3.5491e-02 1.5489e-02 1.0812e-02 -6.0000e+00 3.8842e-02 2.0766e-02 9.2057e-03 5.3264e-03 -6.0000e+00 2.3062e-02 -1.2105e-02 4.4768e-03 1.6203e-03 -6.0000e+00 9.8114e-03 6.8711e-05 -1.9773e-04 2.9460e-04 1.6092e-05 -6.0000e+00 6.5321e-04 -4.5567e-03 0.0000e+00 12 8 8 10 0 0 39.76 17.89 1.74 -0.00456 -0.00604 6 6 2 8 0 4000.000 14.99 17.89 13.82 21.48 21.27 24.9 1016.22 3362 7616 672 -8493 -3614 -5697 4964 -7139 323 5668 3824 21 -6962 -5151 -813 4096 5956 5544 -2286 -1055 2881 1419 8841 -1637 -1416 541 2691 -532 -1476 -1224 3473 -2871 2535 -3301 -654 -3463 -3527 -1314 1754 -1383 -1541 914 -1370 -977 -1260 358 -3615 -116 25 50 2068 1147 -1403 2851 3228 -320 1240 1221 -1026 -2720 247 1041 304 2331 -223 -812 -3569 -1072 671 -2112 2736 1296 2057 2898 602 -330 -641 -1748 -3149 -3404 173 217 -2055 -2264 -1687 2027 1750 1430 455 2317 205 789 1503 -2978 -348 -4991 -122 1055 1429 563 -369 -816 -2978 -656 352 -971 -1358 1070 -213 727 633 2559 -827 141 -763 -1298 -2174 -592 1550 -163 -108 337 1289 -111 -1261 -148 817 820 -1335 -842 318 407 -430 47 137 1521 112 1393 -85 293 25 -1331 -1047 436 1047 103 -1355 -490 -730 596 -1068 50 896 603 3 -1324 -1093 -187 998 1476 1414 -653 -308 828 407 2364 -513 -461 179 885 -170 -449 -357 1011 -944 850 -1200 -222 -1134 -1252 -521 781 -755 -928 558 -855 -635 -814 227 -2345 -70 15 29 1215 728 -958 1965 2290 -238 923 909 -763 -2033 183 818 260 2035 -202 -693 -2859 -801 508 -1868 2554 1248 1979 2761 551 -274 -491 -1257 -2331 -2831 151 209 -2167 -2404 -1904 2377 2170 1843 581 2899 241 866 1484 -2891 -341 -5640 -145 1337 1931 756 -470 -994 -3444 -756 442 -1266 -1851 1491 -313 1086 999 4018 -1291 208 -1036 -1690 -2819 -785 2093 -241 -165 507 1882 -158 -1756 -195 1001 1022 -1753 -1170 458 602 -629 70 217 2511 186 2346 -147 507 41 -2188 -1666