File name: Pandora208s1_Windsor-West_20230313_L2Fit_fout2c4d20220407p1-8.txt File generation date: 20240202T174803.7Z Data description: Level 2 spectral fitting results file Data file version: fout2c4p1-8 Local principal investigator: Vitali Fioletov Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 208 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora208_OF_v4d20211014.txt Instrument calibration file used: Pandora208s1_CF_v4d20220407.txt Level 1 file used: Pandora208s1_Windsor-West_20230313_L1_smca1c4d20220407p1-8.txt Full location name: Ontario Ministry of the Environment, Windsor West Short location name: Windsor-West Country of location: Canada Location latitude [deg]: 42.2929 Location longitude [deg]: -83.0731 Location altitude [m]: 180 Local noon date: 20230313 Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are dark map for dark correction (replaced by immediate dark method), latency correction, matrix method stray light correction (replaced by simple method) Data caveats: None First and last pixel inside fitting window: 206 347 Nominal wavelengths inside fitting window [nm]: 305.0986 305.2399 305.3812 305.5224 305.6637 305.8050 305.9462 306.0874 306.2286 306.3698 306.5110 306.6522 306.7934 306.9345 307.0757 307.2168 307.3579 307.4990 307.6401 307.7812 307.9223 308.0633 308.2044 308.3454 308.4864 308.6275 308.7685 308.9095 309.0504 309.1914 309.3324 309.4733 309.6142 309.7552 309.8961 310.0370 310.1779 310.3187 310.4596 310.6004 310.7413 310.8821 311.0229 311.1637 311.3045 311.4453 311.5861 311.7268 311.8676 312.0083 312.1490 312.2897 312.4304 312.5711 312.7118 312.8525 312.9931 313.1338 313.2744 313.4150 313.5556 313.6962 313.8368 313.9773 314.1179 314.2584 314.3990 314.5395 314.6800 314.8205 314.9610 315.1015 315.2419 315.3824 315.5228 315.6632 315.8037 315.9441 316.0845 316.2248 316.3652 316.5056 316.6459 316.7862 316.9265 317.0669 317.2072 317.3474 317.4877 317.6280 317.7682 317.9085 318.0487 318.1889 318.3291 318.4693 318.6095 318.7496 318.8898 319.0299 319.1701 319.3102 319.4503 319.5904 319.7305 319.8705 320.0106 320.1506 320.2907 320.4307 320.5707 320.7107 320.8507 320.9907 321.1306 321.2706 321.4105 321.5504 321.6903 321.8302 321.9701 322.1100 322.2499 322.3897 322.5296 322.6694 322.8092 322.9490 323.0888 323.2286 323.3684 323.5081 323.6479 323.7876 323.9273 324.0670 324.2067 324.3464 324.4861 324.6258 324.7654 324.9051 --------------------------------------------------------------------------------------- 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 100-241: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 242-383: 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 20230313T194143.9Z 8472.820647 510 1 7.63 2 52.62 218.93 142.31 285.01 0.00 1 0.00 1 0 17 2.454e-02 9.393e-03 2.132e-02 6.881e-03 2.759633e-01 3.498301e-03 3.360983e-03 -6.000000e+00 1.418884e-02 225.86 -2.00 3.53 -2.00 317.22 0.00e+00 1.146144e-03 4.859220e-04 1.867851e-04 -6.000000e+00 6.098149e-04 274.91 -2.00 20.00 -2.00 316.64 0.00e+00 1.643 0.000 302.00 328.00 3 5.7821e+00 9.1626e-03 2.1489e-02 -6.0000e+00 3.5184e-02 4.6866e-02 1.0292e-02 1.4119e-02 -6.0000e+00 3.8230e-02 2.7349e-04 6.2458e-03 7.0533e-03 -6.0000e+00 2.2698e-02 -6.5064e-03 3.0977e-03 2.1881e-03 -6.0000e+00 9.6641e-03 2.2467e-04 5.1813e-04 2.0289e-04 2.3979e-05 -6.0000e+00 6.9193e-04 -3.8506e-03 -1.2924e-04 12 9 9 12 1 1 999.00 19.23 0.38 -0.00385 0.00004 2 5 1 5 0 2483.080 22.71 15.00 19.23 5.44 10.1 937.46 488 -2064 -2047 -5554 -5035 -12971 442 8465 -11991 -6230 1993 -6235 -2075 -1491 9391 -2516 164 231 1744 1879 2674 65 1981 628 -199 -2350 1253 2919 -1396 -922 1261 140 -318 -2667 -300 -2675 -3871 1360 -1749 664 -637 -1654 -2298 3592 1039 574 254 -1743 282 -277 1967 25 1784 848 -174 573 280 1675 -1009 546 1345 2794 625 -274 72 1204 -553 479 214 983 1340 -501 1079 1178 -871 740 -726 -1795 -1870 -2319 -2497 -777 -1684 -1125 -672 -827 999 829 651 -485 109 -321 -597 -243 538 258 1343 723 -298 -652 -1173 -1102 -1198 -896 -1096 -999 -908 183 1088 1134 880 547 49 159 -177 -286 51 -23 825 -778 -246 1280 1251 408 -244 104 985 294 391 -414 -388 -254 204 405 -438 291 768 220 -675 -492 -387 -687 52 -243 -241 -619 -530 -1462 47 929 -1762 -888 261 -945 -345 -272 1743 -571 38 56 429 475 674 17 519 176 -59 -726 364 780 -371 -249 360 44 -107 -907 -94 -879 -1444 543 -858 345 -359 -977 -1398 2066 613 338 147 -1006 158 -161 1191 17 1217 585 -124 413 203 1183 -720 387 996 2214 524 -240 60 957 -426 371 183 895 1297 -484 1042 1072 -768 576 -555 -1384 -1516 -2048 -2461 -786 -1810 -1225 -781 -1022 1216 1026 791 -580 123 -332 -607 -252 578 297 1703 964 -407 -852 -1476 -1286 -1387 -1104 -1396 -1331 -1267 256 1600 1709 1372 838 73 227 -236 -386 67 -32 1192 -1184 -371 1858 1814 566 -324 135 1251 394 543 -614 -577 -384 317 639 -737 486 1303 379 -1155 -837 -632 -1093 SS 20230313T195628.6Z 8472.830887 516 1 47.41 2 54.40 222.94 144.82 288.35 0.00 1 0.00 1 0 17 1.258e-02 5.537e-03 5.402e-03 1.374e-03 2.831125e-01 7.003888e-04 3.432789e-03 -6.000000e+00 7.274343e-03 225.86 -2.00 3.53 -2.00 317.86 0.00e+00 7.049617e-04 1.133202e-04 1.139417e-04 -6.000000e+00 3.127125e-04 274.91 -2.00 20.00 -2.00 317.28 0.00e+00 1.713 0.000 302.00 328.00 3 4.3941e+00 1.8569e-03 2.2265e-02 -6.0000e+00 1.8038e-02 2.5589e-02 2.0925e-03 1.4515e-02 -6.0000e+00 1.9602e-02 1.7162e-03 1.3156e-03 7.2513e-03 -6.0000e+00 1.1638e-02 -6.5037e-03 6.6713e-04 2.1671e-03 -6.0000e+00 4.9534e-03 8.4232e-04 7.2539e-05 4.1373e-05 2.4813e-05 -6.0000e+00 3.5489e-04 -1.9949e-03 -1.4207e-04 10 0 0 10 0 0 97.83 19.25 0.39 -0.00199 -0.00145 75 20 1 5 0 632.060 22.71 15.00 19.25 5.97 10.0 941.91 -4807 -2884 -1849 -3703 -3244 -4179 -3603 -2652 -2673 -1704 -2513 -4789 -3304 -1790 -80 -726 309 719 -262 1078 849 472 599 703 565 604 492 -1756 121 175 896 1049 -197 -876 -1525 -1802 -1666 -830 -1089 -818 -1242 -110 -652 255 293 -211 29 -157 497 183 574 476 1108 809 724 924 448 337 427 934 1025 1638 1755 849 390 -198 -379 294 954 302 540 480 623 224 -290 -652 -995 -841 -966 -1099 -1531 -1967 -1775 -981 -591 -301 193 287 624 370 394 124 400 131 293 353 752 296 -254 -409 -883 -657 -420 -733 -1007 -782 -479 -152 343 463 389 175 102 -258 125 137 259 202 144 -213 31 21 334 592 324 306 727 694 423 240 43 -117 99 21 40 132 127 -38 -229 -338 -404 -551 -422 -267 -170 -318 -251 -323 -300 -245 -271 -176 -262 -545 -424 -261 -13 -130 57 138 -53 221 176 98 129 160 135 148 118 -402 26 38 210 267 -54 -241 -398 -484 -502 -294 -460 -392 -583 -53 -323 126 159 -114 15 -82 254 97 323 260 636 488 448 582 286 212 264 580 669 1153 1334 676 300 -141 -258 202 718 256 488 442 560 191 -226 -459 -716 -604 -693 -893 -1393 -1954 -1855 -1076 -693 -342 227 344 729 443 433 125 379 127 309 414 978 385 -336 -517 -1133 -781 -493 -922 -1358 -1011 -647 -215 513 735 637 282 155 -364 163 189 367 279 213 -327 47 31 480 806 459 412 958 961 580 350 65 -181 157 35 72 242 238 -72 -428 -610 -702 -931