File name: Pandora216s1_Ulaanbaatar_20240902_L2Fit_fout2c7d20211119p1-8.txt File generation date: 20240902T165752.9Z Data description: Level 2 spectral fitting results file Data file version: fout2c7p1-8 Local principal investigator: Enkhbaatar Davaanyam Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 216 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora216_OF_v4d20211104.txt Instrument calibration file used: Pandora216s1_CF_v7d20211119.txt Level 1 file used: Pandora216s1_Ulaanbaatar_20240902_L1_smca1c7d20211119p1-8.txt Full location name: Center for Meteorology, Hydrology and Environmental Monitoring, Ulaanbaatar Short location name: Ulaanbaatar Country of location: Mongolia Location latitude [deg]: 47.9188 Location longitude [deg]: 106.8480 Location altitude [m]: 1305 Local noon date: 20240902 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: 196 337 Nominal wavelengths inside fitting window [nm]: 305.1089 305.2502 305.3915 305.5327 305.6739 305.8152 305.9564 306.0976 306.2388 306.3800 306.5211 306.6623 306.8034 306.9446 307.0857 307.2268 307.3679 307.5090 307.6501 307.7911 307.9322 308.0732 308.2142 308.3553 308.4963 308.6373 308.7783 308.9192 309.0602 309.2012 309.3421 309.4830 309.6240 309.7649 309.9058 310.0466 310.1875 310.3284 310.4692 310.6101 310.7509 310.8917 311.0325 311.1733 311.3141 311.4549 311.5957 311.7364 311.8771 312.0179 312.1586 312.2993 312.4400 312.5807 312.7214 312.8620 313.0027 313.1433 313.2839 313.4245 313.5651 313.7057 313.8463 313.9869 314.1275 314.2680 314.4085 314.5491 314.6896 314.8301 314.9706 315.1110 315.2515 315.3920 315.5324 315.6729 315.8133 315.9537 316.0941 316.2345 316.3749 316.5152 316.6556 316.7959 316.9363 317.0766 317.2169 317.3572 317.4975 317.6377 317.7780 317.9183 318.0585 318.1987 318.3390 318.4792 318.6194 318.7595 318.8997 319.0399 319.1800 319.3202 319.4603 319.6004 319.7405 319.8806 320.0207 320.1608 320.3008 320.4409 320.5809 320.7209 320.8609 321.0009 321.1409 321.2809 321.4209 321.5608 321.7008 321.8407 321.9806 322.1205 322.2604 322.4003 322.5402 322.6801 322.8199 322.9598 323.0996 323.2394 323.3792 323.5190 323.6588 323.7986 323.9383 324.0781 324.2178 324.3575 324.4972 324.6369 324.7766 324.9163 --------------------------------------------------------------------------------------- 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 20240902T104457.0Z 9011.447881 5 1 50.52 2 83.13 273.81 83.79 281.39 0.00 1 0.00 1 0 17 6.522e-01 1.001e-02 2.389e-01 3.165e-03 8.626768e-01 1.854216e-03 9.810555e-03 -6.000000e+00 3.993193e-01 229.54 -2.00 3.66 -2.00 321.73 0.00e+00 4.746719e-03 9.947586e-04 2.423493e-03 -6.000000e+00 1.764716e-02 277.22 -2.00 20.00 -2.00 321.29 0.00e+00 7.665 0.009 302.00 328.00 3 1.0758e+00 6.6922e-03 8.2889e-02 -6.0000e+00 9.9685e-01 2.7439e-01 1.0456e-02 5.2780e-02 -6.0000e+00 1.0777e+00 -3.5870e-01 1.1760e-02 3.1442e-02 -6.0000e+00 6.3977e-01 1.3594e-01 5.3509e-03 1.2279e-02 -6.0000e+00 2.6961e-01 1.1416e-04 -5.8362e-04 9.2627e-05 1.8431e-04 -6.0000e+00 2.0833e-02 -2.1031e-02 1.0607e-04 12 8 8 10 0 0 91.64 20.00 0.38 -0.02103 -0.02542 158 29 1 5 0 319.740 22.29 15.00 20.00 31.09 2.5 980.91 -164140 -254341 900000 900000 -101740 -215426 -297233 -227022 -185266 -203873 -177358 -171098 -200399 -39573 -140793 -81647 -63195 -27150 -108653 -40316 43686 -119036 891 -69523 -44458 -83132 -88550 -42176 51287 -33887 -28073 -37847 -13881 -6993 -67414 -1189 -27430 -10727 -14098 -4147 -15836 -5417 13901 4604 12339 4103 17966 -7106 7040 -1858 15378 7162 21633 8742 8899 10566 8273 -23687 -72 576 -2046 7467 4666 8267 2457 958 2504 8372 10715 7120 4273 3973 5631 1502 49 -1717 -774 -2926 2049 576 917 -303 -670 -1661 -889 -619 615 947 1131 1165 -67 934 -788 -349 -620 -988 343 -572 -458 -858 -861 -1545 -545 -1403 -1241 -2070 -113 -612 -397 -72 -80 114 -553 104 297 967 525 290 185 408 215 655 402 156 526 -137 607 1175 -553 315 58 -210 -193 -77 -27 -293 105 340 -157 -234 -36 -240 -506 -1793 900000 900000 -314 -1044 -3536 -1616 -967 -1403 -1052 -1177 -2473 -131 -1670 -659 -495 -167 -1650 -325 155 -2203 5 -907 -485 -1400 -1597 -480 264 -442 -433 -790 -263 -131 -2303 -22 -735 -293 -485 -153 -736 -245 548 205 524 197 789 -430 404 -130 1036 593 1725 867 940 1146 934 -3636 -8 68 -264 989 732 1402 467 189 506 1732 2456 1776 1183 1126 1516 420 13 -414 -183 -774 608 194 362 -138 -335 -899 -509 -373 380 591 692 680 -37 500 -440 -214 -416 -785 314 -596 -472 -927 -860 -1409 -465 -1231 -1149 -2051 -119 -667 -489 -100 -115 173 -850 156 456 1463 772 447 297 653 334 1029 609 229 745 -192 868 1858 -959 614 118 -462 -431 -184 -67 -772 279 902 -406 -571 -82 -552 SS 20240902T105706.1Z 9011.456321 8 1 50.47 2 85.16 276.04 85.76 283.51 0.00 1 0.00 1 0 17 7.571e-01 3.571e-02 4.140e-01 1.461e-02 1.014946e+00 1.010436e-02 1.326694e-02 -6.000000e+00 4.946736e-01 229.53 -2.00 3.66 -2.00 322.46 0.00e+00 5.469433e-03 6.508070e-03 1.935401e-02 -6.000000e+00 3.597839e-02 277.22 -2.00 20.00 -2.00 322.07 0.00e+00 10.094 0.021 302.00 328.00 3 1.3338e+00 4.3304e-02 1.4522e-01 -6.0000e+00 1.2575e+00 8.2748e-01 7.6442e-02 1.4060e-01 -6.0000e+00 1.3799e+00 -9.9669e-01 8.6900e-02 7.2703e-02 -6.0000e+00 8.1208e-01 3.7994e-01 3.7454e-02 1.9627e-02 -6.0000e+00 3.5629e-01 9.7648e-06 7.5650e-04 4.9011e-04 5.9932e-04 -6.0000e+00 2.7263e-02 -1.9965e-02 8.2235e-05 12 8 8 10 0 0 93.58 20.01 0.89 -0.01997 -0.01428 38 7 1 5 0 1328.150 22.29 15.00 20.01 30.64 2.6 978.41 900000 900000 900000 900000 900000 900000 -246231 900000 900000 900000 900000 -280835 900000 900000 900000 125066 900000 900000 900000 900000 900000 900000 38301 900000 900000 900000 -139383 900000 900000 900000 900000 -116214 900000 900000 -110600 -8153 900000 -20798 900000 54328 146701 -81192 75002 900000 77479 900000 170060 316354 11076 59595 25882 338258 174357 24753 162658 24244 61565 97811 98987 -27350 5079 4429 11257 35596 27219 32434 30224 38090 48318 28894 -3931 27341 28382 34445 -21626 17801 18610 -22225 1786 -4203 9780 -1297 -5221 -19267 7003 -7811 17478 8046 17771 51 17970 -3300 -13396 5685 -2783 622 5027 1660 -4353 1982 -8092 -6756 -1454 -10663 -4612 -4065 13083 605 2527 1583 2483 2084 -2057 -332 -2093 169 -2720 3397 -1293 3189 -1237 5381 -1949 1257 3132 2310 -2102 -185 -9875 2449 2530 673 1082 48 1829 -2322 1245 103 -814 27 -1514 1138 900000 900000 900000 900000 900000 900000 -3482 900000 900000 900000 900000 -4929 900000 900000 900000 1769 900000 900000 900000 900000 900000 900000 542 900000 900000 900000 -2644 900000 900000 900000 900000 -3459 900000 900000 -3607 -115 900000 -379 900000 768 2074 -4400 1061 900000 1096 900000 2405 4474 338 1273 881 4783 2466 1157 2300 1251 2214 2386 2305 -2187 315 313 862 2418 2136 2496 2519 3246 4215 3423 -681 3531 3446 3617 -3501 1830 1932 -3820 292 -882 2115 -355 -1621 -7301 2195 -2939 5340 2705 5342 17 4922 -1091 -5141 2060 -1286 333 3011 1155 -3380 1421 -5894 -4408 -854 -6965 -2996 -2787 8295 479 2253 1632 2818 2518 -2625 -413 -2598 206 -3531 4361 -1777 4180 -1621 6356 -2377 1451 3475 2565 -2554 -248 -16735 4201 4780 1397 2404 115 4534 -6118 3220 270 -2069 64 -3433 2411