File name: Pandora169s1_Egbert_20210205_L2Fit_fout2c14d20201119p1-8.txt File generation date: 20241102T225623.7Z Data description: Level 2 spectral fitting results file Data file version: fout2c14p1-8 Local principal investigator: Vitali Fioletov Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 169 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora169_OF_v3d20200220.txt Instrument calibration file used: Pandora169s1_CF_v14d20201119.txt Level 1 file used: Pandora169s1_Egbert_20210205_L1_smca1c14d20201119p1-8.txt Full location name: Center for Atmospheric Research Experiments (CARE) - Egbert Short location name: Egbert Country of location: Canada Location latitude [deg]: 44.2300 Location longitude [deg]: -79.7800 Location altitude [m]: 251 Local noon date: 20210205 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: 227 369 Nominal wavelengths inside fitting window [nm]: 305.0569 305.1978 305.3386 305.4795 305.6203 305.7612 305.9020 306.0428 306.1836 306.3244 306.4651 306.6059 306.7467 306.8874 307.0281 307.1689 307.3096 307.4503 307.5910 307.7316 307.8723 308.0130 308.1536 308.2942 308.4349 308.5755 308.7161 308.8566 308.9972 309.1378 309.2783 309.4189 309.5594 309.6999 309.8404 309.9809 310.1214 310.2619 310.4024 310.5428 310.6833 310.8237 310.9641 311.1045 311.2449 311.3853 311.5257 311.6660 311.8064 311.9467 312.0871 312.2274 312.3677 312.5080 312.6483 312.7885 312.9288 313.0691 313.2093 313.3495 313.4897 313.6299 313.7701 313.9103 314.0505 314.1907 314.3308 314.4710 314.6111 314.7512 314.8913 315.0314 315.1715 315.3115 315.4516 315.5917 315.7317 315.8717 316.0117 316.1517 316.2917 316.4317 316.5717 316.7116 316.8516 316.9915 317.1315 317.2714 317.4113 317.5512 317.6910 317.8309 317.9708 318.1106 318.2504 318.3903 318.5301 318.6699 318.8097 318.9494 319.0892 319.2290 319.3687 319.5084 319.6482 319.7879 319.9276 320.0673 320.2069 320.3466 320.4863 320.6259 320.7655 320.9051 321.0448 321.1843 321.3239 321.4635 321.6031 321.7426 321.8822 322.0217 322.1612 322.3007 322.4402 322.5797 322.7192 322.8586 322.9981 323.1375 323.2769 323.4163 323.5557 323.6951 323.8345 323.9739 324.1132 324.2526 324.3919 324.5312 324.6705 324.8098 324.9491 --------------------------------------------------------------------------------------- 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 --------------------------------------------------------------------------------------- SS 20210205T192220.4Z 7706.807181 418 1 48.87 2 64.87 209.19 116.41 267.89 0.00 1 0.00 1 0 17 2.554e-02 7.010e-03 8.131e-03 1.684e-03 3.554152e-01 8.724580e-04 4.301562e-03 -6.000000e+00 1.516147e-02 224.19 -2.00 3.58 -2.00 317.87 0.00e+00 1.196437e-03 1.457235e-04 1.837626e-04 -6.000000e+00 6.488239e-04 271.01 -2.00 20.00 -2.00 317.36 0.00e+00 2.340 0.000 302.00 328.00 3 4.8240e+00 2.3055e-03 2.9061e-02 -6.0000e+00 3.7462e-02 7.0731e-02 2.6010e-03 1.8217e-02 -6.0000e+00 4.0790e-02 -1.1174e-02 1.6666e-03 9.1456e-03 -6.0000e+00 2.4215e-02 -4.0972e-03 8.4822e-04 2.8586e-03 -6.0000e+00 1.0081e-02 2.7336e-04 4.1840e-04 5.3192e-05 3.4812e-05 -6.0000e+00 7.9371e-04 -3.0291e-03 1.3416e-04 11 8 0 10 0 0 99.99 22.64 0.17 -0.00303 0.00011 35 7 1 5 0 1395.910 26.32 20.00 22.64 1.45 24.7 948.57 2705 7837 4425 -1147 -12846 -2536 13648 1692 -8375 -9703 -7485 -2967 -3884 -4925 2796 -1327 810 -5184 3529 -2780 -1709 382 -888 1100 735 283 -1264 -2318 11 114 2562 1679 214 -2703 -3253 478 -2300 -1073 -349 -380 -1292 -915 -890 -486 -294 103 -895 -308 -27 490 1113 1632 1227 1286 1379 1136 1159 501 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-175 -96 -1126 -1008 SS 20210205T193607.1Z 7706.816749 425 1 2.16 2 66.14 212.56 118.79 270.15 0.00 1 0.00 1 0 17 1.995e-02 7.180e-03 1.307e-02 2.878e-03 3.712946e-01 1.494948e-03 4.510508e-03 -6.000000e+00 1.182273e-02 224.19 -2.00 3.58 -2.00 317.78 0.00e+00 1.338860e-03 2.425890e-04 1.904145e-04 -6.000000e+00 5.067770e-04 271.01 -2.00 20.00 -2.00 317.26 0.00e+00 2.454 0.000 302.00 328.00 3 2.6033e+00 3.9437e-03 3.0433e-02 -6.0000e+00 2.9211e-02 3.9076e-02 4.4417e-03 1.9032e-02 -6.0000e+00 3.1823e-02 -1.6847e-02 2.8127e-03 9.5459e-03 -6.0000e+00 1.8889e-02 -1.7872e-03 1.4245e-03 2.9236e-03 -6.0000e+00 7.8526e-03 2.2594e-03 -7.4005e-04 9.0292e-05 3.6143e-05 -6.0000e+00 6.2011e-04 1.1730e-03 -1.1118e-04 12 9 1 12 1 1 14.75 22.65 0.31 0.00117 -0.00439 7 43 1 5 0 247.620 26.32 20.00 22.65 1.71 24.7 950.35 -3687 162 -1692 -5732 -9353 -3271 2763 -3821 -4683 -3756 -11626 -5169 -4362 997 1304 2968 -467 459 1187 1224 -222 9 943 2030 -703 -652 969 -1839 -2457 -3024 89 267 3678 -2132 -3649 -1657 -1958 -1825 141 -585 -1756 -904 -884 -671 -535 159 -808 -627 -288 497 1147 1628 1306 1458 2003 1393 1090 485 525 583 1201 2030 2136 1240 497 -794 -220 -216 1477 1108 450 648 -405 638 -23 -555 315 -1341 -1049 -734 -794 -1624 -2244 -1801 -1110 -1002 -16 -158 369 269 410 323 -373 298 566 311 578 628 -360 -514 -657 -1435 -335 720 -901 -1605 -435 -480 -13 401 328 437 179 149 173 699 560 330 241 298 -406 229 171 421 802 592 238 1130 389 222 -292 -460 -119 24 78 -307 -176 75 95 194 -112 -600 -584 -239 11 -124 -422 -662 -211 177 -290 -395 -333 -1155 -516 -495 127 179 452 -80 82 223 239 -45 2 195 439 -154 -149 217 -438 -569 -714 22 68 990 -630 -1070 -476 -611 -620 56 -255 -858 -439 -445 -343 -275 82 -416 -321 -147 259 632 963 786 928 1320 902 720 321 360 398 800 1442 1574 985 403 -625 -164 -161 1155 923 411 590 -372 580 -20 -451 245 -1035 -814 -610 -713 -1563 -2344 -1907 -1242 -1147 -20 -186 433 316 468 340 -386 303 610 358 689 796 -472 -695 -840 -1772 -403 870 -1130 -2072 -583 -656 -18 601 505 664 275 225 243 959 765 469 350 440 -613 339 253 599 1123 822 320 1531 548 327 -445 -731 -188 40 133 -530 -312 131 171 339 -195 -1008 -963 SS 20210205T194317.9Z 7706.821735 428 1 49.89 2 66.84 214.28 120.03 271.35 0.00 1 0.00 1 0 25 1.796e-02 6.241e-03 7.975e-03 1.154e-03 3.788686e-01 5.969909e-04 4.544689e-03 -6.000000e+00 1.065569e-02 224.19 -2.00 3.58 -2.00 318.55 0.00e+00 1.083503e-03 1.204371e-04 2.991340e-04 -6.000000e+00 4.563602e-04 271.01 -2.00 20.00 -2.00 318.04 0.00e+00 2.524 0.000 302.00 328.00 3 3.7354e+00 1.6040e-03 3.1208e-02 -6.0000e+00 2.6328e-02 3.0099e-02 1.8248e-03 1.9444e-02 -6.0000e+00 2.8674e-02 7.7960e-03 1.2614e-03 9.8406e-03 -6.0000e+00 1.7021e-02 -1.3530e-02 6.5649e-04 3.0701e-03 -6.0000e+00 7.0812e-03 6.7418e-04 2.0707e-04 3.6902e-05 3.7417e-05 -6.0000e+00 5.5823e-04 -2.3507e-04 5.9722e-05 10 0 0 10 0 0 99.99 22.66 0.19 -0.00024 0.00132 209 45 1 5 0 236.400 26.32 20.00 22.66 1.91 24.8 952.19 -1587 8901 977 497 -9525 260 2351 3083 -4590 -5572 -7619 -2914 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693 318 -96 -9 328 681 659 1062 -37 -776 -870 -1306 -858 714 -1010 -1831 -1138 -1167 -66 976 568 706 362 225 -102 298 522 558 457 15 -527 258 761 552 754 184 -118 943 982 155 -259 -820 -580 33 106 -556 -80 747 104 -20 288 -835 -705