File name: Pandora74s1_EdwardsCA_20230114_L2Fit_fout2c3d20221022p1-8.txt File generation date: 20240516T122726.2Z Data description: Level 2 spectral fitting results file Data file version: fout2c3p1-8 Local principal investigator: James Podolske Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 74 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora74_OF_v3d20211222.txt Instrument calibration file used: Pandora74s1_CF_v5d20221022.txt Level 1 file used: Pandora74s1_EdwardsCA_20230114_L1_smca1c3d20221022p1-8.txt Full location name: NASA Neil A. Armstrong Flight Research Center Short location name: EdwardsCA Country of location: United States Location latitude [deg]: 34.9600 Location longitude [deg]: -117.8811 Location altitude [m]: 692 Local noon date: 20230114 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: Field cal based on session 2 "Full Cal on 1.8" for new VP First and last pixel inside fitting window: 238 380 Nominal wavelengths inside fitting window [nm]: 305.0249 305.1661 305.3072 305.4484 305.5896 305.7307 305.8719 306.0130 306.1541 306.2952 306.4363 306.5773 306.7184 306.8594 307.0005 307.1415 307.2825 307.4235 307.5645 307.7055 307.8464 307.9874 308.1283 308.2692 308.4101 308.5510 308.6919 308.8328 308.9736 309.1145 309.2553 309.3961 309.5369 309.6777 309.8185 309.9593 310.1000 310.2408 310.3815 310.5222 310.6629 310.8036 310.9443 311.0850 311.2257 311.3663 311.5069 311.6475 311.7882 311.9288 312.0693 312.2099 312.3505 312.4910 312.6315 312.7721 312.9126 313.0531 313.1936 313.3340 313.4745 313.6149 313.7554 313.8958 314.0362 314.1766 314.3170 314.4574 314.5977 314.7381 314.8784 315.0187 315.1590 315.2993 315.4396 315.5799 315.7202 315.8604 316.0006 316.1409 316.2811 316.4213 316.5615 316.7016 316.8418 316.9820 317.1221 317.2622 317.4023 317.5424 317.6825 317.8226 317.9627 318.1027 318.2428 318.3828 318.5228 318.6628 318.8028 318.9428 319.0827 319.2227 319.3626 319.5026 319.6425 319.7824 319.9223 320.0621 320.2020 320.3419 320.4817 320.6215 320.7613 320.9012 321.0409 321.1807 321.3205 321.4602 321.6000 321.7397 321.8794 322.0191 322.1588 322.2985 322.4382 322.5778 322.7175 322.8571 322.9967 323.1363 323.2759 323.4155 323.5551 323.6946 323.8342 323.9737 324.1132 324.2527 324.3922 324.5317 324.6712 324.8106 324.9501 --------------------------------------------------------------------------------------- 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 20230114T155232.9Z 8414.661492 288 1 48.21 2 81.34 123.66 53.61 226.81 0.00 1 0.00 1 0 17 5.508e-01 1.349e-02 2.783e-01 5.594e-03 7.228151e-01 3.204707e-03 8.076348e-03 -6.000000e+00 3.230622e-01 224.00 -2.00 3.37 -2.00 321.79 0.00e+00 9.436991e-03 1.731124e-03 2.933751e-03 -6.000000e+00 1.581698e-02 276.64 -2.00 20.00 -2.00 321.31 0.00e+00 6.274 0.004 302.00 328.00 3 1.6896e+00 1.1458e-02 6.8587e-02 -6.0000e+00 7.9811e-01 2.6588e-01 1.6636e-02 3.8598e-02 -6.0000e+00 8.7082e-01 -3.3635e-01 1.7798e-02 2.5124e-02 -6.0000e+00 5.1631e-01 1.2906e-01 8.2186e-03 1.3107e-02 -6.0000e+00 2.1933e-01 1.4546e-04 -7.9924e-04 1.7187e-04 1.9609e-04 -6.0000e+00 1.6181e-02 1.1959e-02 4.0304e-06 12 8 8 10 0 0 99.71 22.51 0.31 0.01196 0.00595 89 21 1 5 0 541.630 25.90 20.01 22.51 15.47 13.8 913.95 900000 -240141 900000 -187390 900000 -205042 -165912 61177 -204473 900000 -247958 900000 -146814 -995 -59560 -62793 17339 -71138 107206 -64687 79785 -68127 114993 -46077 5913 33756 -50818 30259 -66603 87499 -55192 119266 -13314 75811 -20655 20812 31443 -763 42607 -1845 42901 -4988 20586 9826 26870 6133 11177 22951 -4685 32165 2893 26516 3294 24834 16919 12216 11473 7338 11906 -1653 14444 -966 14325 5329 13678 4293 169 11955 -2746 4476 -685 8580 -495 4889 -1937 1504 -1389 -5933 -47 -4542 1416 -4162 -267 -3035 -49 -775 -886 2026 -626 909 -2993 -624 -2852 -880 -941 -989 475 -830 551 -1588 631 -1277 -52 -1369 -293 -2007 -792 177 -1113 954 -149 375 -213 240 -271 -49 457 -14 784 -24 1293 -358 1679 -179 451 474 -218 847 -51 778 -463 29 -533 497 -182 -110 -51 -146 360 -456 382 -542 -109 900000 -4522 900000 -2321 900000 -2642 -1480 333 -3141 900000 -6635 900000 -2110 -5 -620 -840 132 -1339 584 -1314 435 -1452 627 -845 74 331 -1083 313 -1683 572 -1668 845 -376 1074 -675 488 720 -28 1208 -88 1613 -297 1010 560 1318 386 692 1331 -381 1944 261 2128 364 2412 1878 1465 1421 942 1422 -224 1732 -149 2165 1001 2548 870 36 2352 -683 1193 -210 2491 -155 1369 -533 361 -326 -1496 -13 -1526 523 -1866 -128 -1575 -26 -447 -535 1222 -386 535 -1716 -332 -1509 -477 -578 -709 388 -787 564 -1664 611 -1140 -42 -1117 -254 -1855 -768 184 -1290 1222 -214 571 -329 360 -391 -68 641 -21 1202 -38 2006 -542 2403 -253 610 628 -282 1148 -79 1357 -902 61 -1178 1157 -456 -290 -135 -362 966 -1179 923 -1248 -243 SS 20230114T160533.2Z 8414.670523 293 1 49.30 2 79.15 125.78 55.60 229.84 0.00 1 0.00 1 0 17 3.448e-01 1.339e-02 2.300e-01 8.518e-03 6.189953e-01 4.632080e-03 7.080315e-03 -6.000000e+00 2.028008e-01 224.00 -2.00 3.37 -2.00 321.09 0.00e+00 6.981984e-03 2.051250e-03 2.884879e-03 -6.000000e+00 9.263175e-03 276.64 -2.00 20.00 -2.00 320.58 0.00e+00 5.120 0.002 302.00 328.00 3 3.6836e+00 1.4864e-02 5.6774e-02 -6.0000e+00 5.0282e-01 2.5189e-01 1.9324e-02 3.2711e-02 -6.0000e+00 5.4887e-01 -2.8691e-01 1.8627e-02 2.0237e-02 -6.0000e+00 3.2408e-01 1.0952e-01 9.0712e-03 8.9839e-03 -6.0000e+00 1.3595e-01 5.8867e-05 -1.3543e-03 2.5717e-04 1.3541e-04 -6.0000e+00 1.0094e-02 1.1849e-02 -3.4071e-05 12 8 8 10 0 0 97.58 22.55 0.36 0.01185 0.00167 24 6 1 5 0 2053.820 25.90 20.00 22.55 15.83 13.8 915.83 900000 -176270 -105229 -58255 -163803 -106996 -56724 -86883 900000 900000 -3442 -113801 -41241 -112029 -40667 -53387 53857 -31904 45370 -45643 -35150 89028 -26028 -44725 -41771 -44771 -8831 7895 2353 3649 62449 1434 3727 -11309 6528 -2363 2874 30847 20151 21114 1867 5119 -6387 13999 1715 10950 18841 9972 12393 11530 5347 11969 10239 7829 159 1848 9585 1115 768 11169 9304 -3499 59 8616 1184 7882 -692 5613 1166 4652 2035 -1006 2079 -1780 -468 -202 -3151 -549 4228 211 -6282 -3083 -1021 -1436 -2613 -110 522 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