File name: Pandora170s1_StGeorge_20250130_L2Fit_fout2c11d20231109p1-8.txt
File generation date: 20250822T122647.8Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c11p1-8
Local principal investigator: Vitali Fioletov
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 170
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora170_OF_v11d20200302.txt
Instrument calibration file used: Pandora170s1_CF_v11d20231109.txt
Level 1 file used: Pandora170s1_StGeorge_20250130_L1_smca1c11d20231109p1-8.txt
Full location name: University of Toronto - Downtown (St. George) campus
Short location name: StGeorge
Country of location: Canada
Location latitude [deg]: 43.6605
Location longitude [deg]: -79.3986
Location altitude [m]: 176
Local noon date: 20250130
Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are latency correction, radiometric temperature correction, matrix method stray light correction (replaced by simple method)
Data caveats: None
First and last pixel inside fitting window: 215 357
Nominal wavelengths inside fitting window [nm]: 305.0510 305.1920 305.3331 305.4742 305.6152 305.7562 305.8973 306.0383 306.1793 306.3203 306.4612 306.6022 306.7431 306.8841 307.0250 307.1659 307.3068 307.4477 307.5886 307.7295 307.8704 308.0112 308.1520 308.2929 308.4337 308.5745 308.7153 308.8561 308.9968 309.1376 309.2783 309.4191 309.5598 309.7005 309.8412 309.9819 310.1226 310.2633 310.4039 310.5446 310.6852 310.8258 310.9664 311.1070 311.2476 311.3882 311.5287 311.6693 311.8098 311.9504 312.0909 312.2314 312.3719 312.5124 312.6528 312.7933 312.9338 313.0742 313.2146 313.3550 313.4954 313.6358 313.7762 313.9166 314.0569 314.1973 314.3376 314.4780 314.6183 314.7586 314.8989 315.0391 315.1794 315.3197 315.4599 315.6001 315.7404 315.8806 316.0208 316.1610 316.3011 316.4413 316.5814 316.7216 316.8617 317.0018 317.1419 317.2820 317.4221 317.5622 317.7023 317.8423 317.9823 318.1224 318.2624 318.4024 318.5424 318.6824 318.8223 318.9623 319.1022 319.2422 319.3821 319.5220 319.6619 319.8018 319.9417 320.0815 320.2214 320.3612 320.5011 320.6409 320.7807 320.9205 321.0603 321.2000 321.3398 321.4795 321.6193 321.7590 321.8987 322.0384 322.1781 322.3178 322.4575 322.5971 322.7368 322.8764 323.0160 323.1557 323.2953 323.4348 323.5744 323.7140 323.8535 323.9931 324.1326 324.2721 324.4116 324.5511 324.6906 324.8301 324.9696
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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: 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
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SS 20250130T173338.0Z 9161.731690 219 1 23.02 2 61.11 180.73 61.34 162.43 0.00 1 0.00 1 0 17 3.487e-02 1.054e-02 1.497e-02 3.772e-03 3.107339e-01 1.870195e-03 3.772022e-03 -6.000000e+00 1.966495e-02 224.02 -2.00 3.57 -2.00 317.60 0.00e+00 1.076158e-03 2.883854e-04 1.700308e-04 -6.000000e+00 8.449604e-04 271.93 -2.00 20.00 -2.00 317.07 0.00e+00 2.060 0.000 302.00 328.00 3 5.6380e+00 4.9240e-03 2.5617e-02 -6.0000e+00 4.8617e-02 2.9399e-02 5.5574e-03 1.5855e-02 -6.0000e+00 5.3062e-02 1.0229e-03 3.4824e-03 7.9471e-03 -6.0000e+00 3.1506e-02 -4.8642e-03 1.7721e-03 2.4185e-03 -6.0000e+00 1.3281e-02 1.6832e-04 -2.4427e-04 1.0785e-04 2.5722e-05 -6.0000e+00 9.4784e-04 -9.2871e-03 0.0000e+00 12 9 9 12 33 1 99.61 22.21 0.48 -0.00929 -0.01112 5 3 1 5 0 3835.860 26.11 20.00 22.21 5.43 13.1 999.67 8610 -22199 410 5921 -37 -8021 -10793 -2844 4890 14233 -8647 -10700 5848 3202 -2912 3885 -559 -2364 -177 2154 2960 3141 5525 270 3087 4014 454 -4662 -5189 3983 -1870 2599 -354 1234 -4697 -4164 -4135 -1566 1203 -5129 -1418 -98 -1167 195 -521 598 1638 -652 -2558 298 -542 1091 1273 2245 936 2400 312 1446 441 -780 480 1525 1816 3680 142 201 -739 -1893 755 593 787 1121 1581 1768 859 -1079 -999 -3122 -1509 -1664 -1881 -1354 -2545 -2452 -994 -877 468 184 897 466 1111 -14 -1605 -232 419 292 531 1508 827 310 -97 -1848 -1118 -477 -692 -1765 223 -920 -273 558 953 571 -56 71 -476 191 -18 26 557 630 -263 3 873 375 1346 -508 -573 1185 947 -224 381 -593 -351 3 -145 -698 40 930 -331 332 -4 -436 -798 612 -2353 37 484 -3 -642 -924 -254 453 1277 -968 -1259 663 432 -480 668 -106 -476 -37 453 632 670 1169 63 744 999 117 -1203 -1282 897 -469 686 -104 371 -1428 -1226 -1297 -550 483 -2464 -716 -51 -631 106 -285 325 876 -351 -1387 159 -305 645 791 1442 624 1615 216 993 301 -534 333 1109 1409 2967 118 160 -562 -1430 588 506 715 1049 1473 1603 746 -882 -761 -2338 -1160 -1400 -1733 -1334 -2648 -2641 -1106 -1023 560 226 1094 557 1261 -15 -1654 -233 438 328 641 1930 1108 414 -125 -2263 -1316 -570 -871 -2322 298 -1277 -391 832 1468 892 -87 105 -669 257 -24 36 803 942 -401 4 1283 539 1869 -693 -758 1562 1309 -328 574 -915 -549 5 -241 -1198 69 1625 -584 576 -6 -722 -1310
SS 20250130T181939.2Z 9161.763648 246 1 49.93 2 62.11 193.16 59.54 174.70 0.00 1 0.00 1 0 17 8.907e-02 1.464e-02 4.045e-02 5.291e-03 3.220601e-01 2.622370e-03 3.877218e-03 -6.000000e+00 5.024932e-02 224.02 -2.00 3.57 -2.00 318.47 0.00e+00 3.106339e-04 5.151533e-04 1.598902e-04 -6.000000e+00 2.158210e-03 271.93 -2.00 20.00 -2.00 317.94 0.00e+00 2.127 0.000 302.00 328.00 3 6.6207e+00 7.0280e-03 2.6545e-02 -6.0000e+00 1.2423e-01 9.2473e-03 8.0135e-03 1.6563e-02 -6.0000e+00 1.3557e-01 6.4213e-02 5.6136e-03 8.3031e-03 -6.0000e+00 8.0496e-02 -3.3865e-02 2.9751e-03 2.4497e-03 -6.0000e+00 3.3951e-02 5.7503e-05 2.3350e-04 1.5432e-04 2.6402e-05 -6.0000e+00 2.4207e-03 -1.2836e-02 0.0000e+00 12 8 8 10 0 0 99.98 22.25 1.87 -0.01284 -0.01108 23 5 1 5 0 2170.660 26.11 20.00 22.25 7.27 13.2 997.62 45161 30054 12764 18324 3245 15173 21880 7654 -3716 33037 -17002 -18440 51532 18373 2500 7935 2255 1768 -8070 9408 5048 13990 18640 5793 -1510 9368 4019 -692 -6160 14478 -4775 -3911 1197 2126 -7341 -2447 -2915 -4832 5532 -12000 -5067 -4183 -2670 1862 -3358 799 2800 -1905 -3715 -3155 -1471 -1839 -1086 97 3632 6398 179 4209 -381 -2098 208 2525 -770 3363 604 -339 -312 -3509 -431 2426 1562 2640 914 1698 2970 -1157 1739 -2034 -2484 -2920 -1279 -2029 -1722 -2265 -579 -943 -186 3304 2392 228 719 -852 -990 -983 -195 798 1226 1607 1568 37 -289 -2223 -620 -716 -1101 -2016 792 -1047 -547 780 764 -266 -207 -306 -728 998 -923 -721 452 -53 -427 -536 578 681 1508 -689 -1308 1142 1488 495 211 -927 733 31 -108 -1688 653 1519 335 -455 734 -1010 -680 1294 1116 582 769 144 574 817 370 -225 1515 -1262 -1441 2369 1343 246 831 266 220 -1161 1202 691 1771 2308 860 -257 1513 685 -118 -1055 2028 -853 -765 245 449 -1631 -506 -651 -1278 1590 -4703 -2050 -1774 -1152 784 -1486 343 1169 -821 -1617 -1387 -673 -908 -567 53 1983 3497 106 2394 -222 -1231 123 1562 -532 2390 444 -239 -207 -2351 -299 1833 1288 2242 787 1407 2288 -845 1138 -1325 -1703 -2240 -1079 -1880 -1688 -2331 -620 -1073 -220 3897 2839 267 792 -884 -960 -938 -194 863 1449 2057 2116 51 -373 -2699 -711 -841 -1380 -2667 1062 -1479 -806 1203 1234 -439 -334 -468 -1051 1356 -1272 -1027 672 -82 -678 -840 878 1003 2123 -951 -1745 1510 2081 744 331 -1501 1194 52 -191 -3140 1217 2853 637 -854 1323 -1785 -1184