File name: Pandora259s1_TylerTX_20230510_L2Fit_fout2c3d20230310p1-8.txt
File generation date: 20250305T234506.7Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c3p1-8
Local principal investigator: James Flynn
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 259
Spectrometer number: 1
Processing software version used: BlickP v1.8.74
Instrument operation file used: Pandora259_OF_v3d20221229.txt
Instrument calibration file used: Pandora259s1_CF_v3d20230310.txt
Level 1 file used: Pandora259s1_TylerTX_20230510_L1_smca1c3d20230310p1-8.txt
Full location name: Tyler Pounds Regional Airport
Short location name: TylerTX
Country of location: United States
Location latitude [deg]: 32.3440
Location longitude [deg]: -95.4159
Location altitude [m]: 164
Local noon date: 20230510
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: 195 337
Nominal wavelengths inside fitting window [nm]: 305.0446 305.1851 305.3256 305.4661 305.6066 305.7470 305.8875 306.0279 306.1684 306.3088 306.4492 306.5896 306.7300 306.8704 307.0108 307.1511 307.2915 307.4318 307.5721 307.7125 307.8528 307.9930 308.1333 308.2736 308.4139 308.5541 308.6943 308.8346 308.9748 309.1150 309.2552 309.3954 309.5355 309.6757 309.8158 309.9560 310.0961 310.2362 310.3763 310.5164 310.6565 310.7966 310.9366 311.0767 311.2167 311.3567 311.4967 311.6367 311.7767 311.9167 312.0567 312.1966 312.3366 312.4765 312.6164 312.7563 312.8962 313.0361 313.1760 313.3159 313.4557 313.5955 313.7354 313.8752 314.0150 314.1548 314.2946 314.4344 314.5741 314.7139 314.8536 314.9934 315.1331 315.2728 315.4125 315.5522 315.6918 315.8315 315.9711 316.1108 316.2504 316.3900 316.5296 316.6692 316.8088 316.9484 317.0879 317.2275 317.3670 317.5065 317.6460 317.7855 317.9250 318.0645 318.2040 318.3434 318.4829 318.6223 318.7617 318.9011 319.0405 319.1799 319.3193 319.4587 319.5980 319.7373 319.8767 320.0160 320.1553 320.2946 320.4339 320.5731 320.7124 320.8516 320.9909 321.1301 321.2693 321.4085 321.5477 321.6869 321.8261 321.9652 322.1044 322.2435 322.3826 322.5217 322.6608 322.7999 322.9390 323.0780 323.2171 323.3561 323.4952 323.6342 323.7732 323.9122 324.0512 324.1901 324.3291 324.4680 324.6070 324.7459 324.8848
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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
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
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SU 20230510T124814.7Z 8530.533503 354 1 5.33 2 74.48 78.68 66.44 209.29 0.00 1 0.00 1 0 25 1.233e-01 1.135e-02 1.054e-01 7.296e-03 5.002214e-01 3.970855e-03 5.627617e-03 -6.000000e+00 7.693924e-02 230.77 -2.00 3.31 -2.00 319.11 0.00e+00 2.101574e-03 1.026317e-03 3.729869e-04 -6.000000e+00 3.527600e-03 287.44 -2.00 20.00 -2.00 318.33 0.00e+00 3.668 0.001 302.00 328.00 3 3.3732e+00 1.1064e-02 4.3980e-02 -6.0000e+00 1.9202e-01 9.1594e-02 1.2874e-02 2.5308e-02 -6.0000e+00 2.0698e-01 -4.9950e-02 9.5203e-03 1.2253e-02 -6.0000e+00 1.2340e-01 6.8291e-03 4.9665e-03 3.6518e-03 -6.0000e+00 5.1689e-02 2.6265e-04 -3.3334e-03 2.2631e-04 4.6049e-05 -6.0000e+00 4.0930e-03 1.4857e-02 0.0000e+00 12 9 9 12 1 1 99.77 26.63 0.57 0.01486 -0.01019 3 34 1 5 0 878.900 34.75 20.00 26.63 27.13 2.8 1019.81 -50705 5098 -21520 -30238 33421 6726 -64746 -41398 -55342 -2361 10537 -38866 -7080 -25061 -25046 16651 9322 18018 -17269 40710 16279 9052 -8075 -3388 -5062 -6303 -2530 -568 -4221 3714 2671 -6556 -197 -3741 -6071 -772 5869 -5489 3901 3187 -6992 -3983 4209 -2593 134 -70 -2763 1559 154 1501 1591 -1893 2548 486 4142 557 1208 815 783 4686 1763 -959 2540 1723 84 1792 1314 2509 2590 714 -398 -1368 -1264 643 -1473 630 1100 1557 2151 -834 -1611 -1420 -2702 -615 -836 -1872 -725 -700 -363 -1537 -104 1352 570 1277 2150 276 951 -335 373 -1131 -316 -720 -654 1862 506 -2283 -961 -493 -445 -363 184 -396 -800 72 278 978 1935 469 -292 -683 -964 737 266 -421 398 1042 1235 597 1716 656 246 -970 -5 524 712 -181 -800 344 34 -356 -1016 -157 -199 -1263 83 -490 -753 428 110 -2257 -1267 -2166 -59 247 -1659 -257 -1320 -1586 806 544 1051 -1536 2143 1135 696 -758 -321 -522 -691 -270 -59 -454 381 302 -924 -29 -610 -1028 -125 952 -1047 807 777 -2126 -1275 1307 -887 45 -24 -906 542 51 512 581 -781 1095 229 1984 266 588 401 382 2364 865 -517 1450 1080 52 1089 841 1588 1615 503 -291 -1070 -999 483 -1133 434 697 1025 1372 -616 -1281 -1272 -2527 -604 -826 -1988 -804 -759 -396 -1657 -111 1326 564 1233 2170 297 1088 -413 497 -1492 -421 -893 -795 2158 618 -2886 -1266 -651 -627 -530 290 -631 -1291 112 426 1412 2846 682 -449 -1059 -1533 1141 422 -648 582 1523 1736 843 2544 1025 401 -1629 -9 950 1304 -340 -1565 682 68 -704 -1940 -295 -362