File name: Pandora142s1_MexicoCity-UNAM_20191112_L2Fit_fout2c15d20190823p1-8.txt
File generation date: 20251127T095812.1Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c15p1-8
Local principal investigator: Michel de Grutter
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 142
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora142_of_v2d20171226.txt
Instrument calibration file used: Pandora142s1_CF_v15d20190823.txt
Level 1 file used: Pandora142s1_MexicoCity-UNAM_20191112_L1_smca1c15d20190823p1-8.txt
Full location name: Centro de Ciencias de la Atmosfera, UNAM
Short location name: MexicoCity-UNAM
Country of location: Mexico
Location latitude [deg]: 19.3262
Location longitude [deg]: -99.1761
Location altitude [m]: 2280
Local noon date: 20191112
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: 237 378
Nominal wavelengths inside fitting window [nm]: 305.1232 305.2643 305.4054 305.5465 305.6875 305.8286 305.9696 306.1107 306.2517 306.3927 306.5337 306.6747 306.8157 306.9567 307.0976 307.2386 307.3795 307.5205 307.6614 307.8023 307.9432 308.0841 308.2249 308.3658 308.5067 308.6475 308.7883 308.9292 309.0700 309.2108 309.3516 309.4923 309.6331 309.7738 309.9146 310.0553 310.1960 310.3368 310.4775 310.6181 310.7588 310.8995 311.0402 311.1808 311.3214 311.4621 311.6027 311.7433 311.8839 312.0244 312.1650 312.3056 312.4461 312.5866 312.7272 312.8677 313.0082 313.1487 313.2891 313.4296 313.5701 313.7105 313.8509 313.9914 314.1318 314.2722 314.4126 314.5529 314.6933 314.8337 314.9740 315.1143 315.2547 315.3950 315.5353 315.6755 315.8158 315.9561 316.0963 316.2366 316.3768 316.5170 316.6572 316.7974 316.9376 317.0778 317.2179 317.3581 317.4982 317.6383 317.7785 317.9186 318.0587 318.1987 318.3388 318.4789 318.6189 318.7589 318.8990 319.0390 319.1790 319.3189 319.4589 319.5989 319.7388 319.8788 320.0187 320.1586 320.2985 320.4384 320.5783 320.7182 320.8580 320.9979 321.1377 321.2775 321.4173 321.5571 321.6969 321.8367 321.9765 322.1162 322.2560 322.3957 322.5354 322.6751 322.8148 322.9545 323.0941 323.2338 323.3734 323.5131 323.6527 323.7923 323.9319 324.0715 324.2111 324.3506 324.4902 324.6297 324.7693 324.9088
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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
Columns 97-238: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting
Columns 239-380: 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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SU 20191112T234839.0Z 7255.992118 13 1 32.01 2 88.59 250.54 98.44 70.50 0.00 1 0.00 1 0 104 2.517e+00 7.315e-01 9.332e-01 2.695e-01 -5.623136e+00 3.894851e-01 1.339443e-01 -6.000000e+00 2.019197e+00 224.98 -2.00 3.11 -2.00 319.83 0.00e+00 1.230784e-01 3.160786e-02 4.219605e-03 -6.000000e+00 8.252654e-02 280.87 -2.00 20.00 -2.00 318.42 0.00e+00 17.888 0.026 302.00 328.00 3 1.3565e+01 9.4434e-01 4.6335e-01 -6.0000e+00 5.0507e+00 -1.5103e+01 1.0225e+00 4.6173e-01 -6.0000e+00 5.5075e+00 8.3642e+00 6.8387e-01 2.1894e-01 -6.0000e+00 3.2114e+00 -2.9380e+00 3.1404e-01 5.5484e-02 -6.0000e+00 1.3258e+00 5.7645e-07 -7.8666e-02 4.5398e-03 2.2029e-03 -6.0000e+00 9.6975e-02 2.8455e-02 1.9139e-03 12 13 8 11 8 0 96.62 19.13 5.51 0.02845 -0.56268 8 2 1 5 0 4000.000 21.69 14.99 19.13 -13060 900000 296042 900000 21337 113059 900000 900000 900000 900000 204639 497786 -154641 255200 900000 900000 -123655 900000 -191888 900000 -182678 900000 -30526 900000 144748 900000 -114197 -109961 900000 900000 900000 900000 31862 900000 900000 -42590 900000 124632 -182903 900000 900000 32269 -161280 -171834 94160 900000 100811 79008 900000 42596 900000 16657 900000 -37111 900000 -50445 900000 -35668 900000 -83662 900000 900000 160261 900000 900000 900000 364035 900000 37374 900000 -79531 900000 900000 900000 -146166 394065 900000 281105 381650 900000 131698 900000 47498 900000 -11939 900000 -253 900000 60192 900000 230753 294925 900000 292106 273648 122113 362909 67078 900000 -32822 900000 -140579 900000 -95208 900000 325005 900000 272019 900000 277273 900000 542357 900000 293560 900000 900000 276397 900000 186515 900000 462350 900000 156683 704118 231560 900000 -8146 900000 322729 900000 424066 369696 483221 305152 158880 191861 162459 309782 141136 900000 308525 287804 -3358 900000 76119 900000 5486 29070 900000 900000 900000 900000 52617 127992 -81511 65617 900000 900000 -31794 900000 -64811 900000 -46971 900000 -7849 900000 37218 900000 -45305 -28273 900000 900000 900000 900000 8192 900000 900000 -10951 900000 32046 -47028 900000 900000 8297 -63085 -73689 24211 900000 25921 20315 900000 18994 900000 8639 900000 -13098 900000 -12971 900000 -9171 900000 -21511 900000 900000 41207 900000 900000 900000 93601 900000 18269 900000 -38351 900000 900000 900000 -96623 101323 900000 72278 98130 900000 49835 900000 13782 900000 -4061 900000 -68 900000 15605 900000 59332 75832 900000 75107 70361 83150 93312 23917 900000 -14832 900000 -137043 900000 -65593 900000 83566 900000 69942 900000 86716 900000 139452 900000 75481 900000 900000 71068 900000 47957 900000 118880 900000 40287 181044 106352 900000 -67540 900000 133095 900000 109037 95057 124247 78461 63709 49332 43580 79652 54507 900000 79329 77540
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