File name: Pandora51s1_OldFieldNY_20240106_L2Fit_fout2c5d20211018p1-8.txt
File generation date: 20240113T050143.4Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c5p1-8
Local principal investigator: Lukas Valin
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 51
Spectrometer number: 1
Processing software version used: BlickP v1.8.59
Instrument operation file used: Pandora51_OF_v5d20190801.txt
Instrument calibration file used: Pandora51s1_CF_v5d20211018.txt
Level 1 file used: Pandora51s1_OldFieldNY_20240106_L1_smca1c5d20211018p1-8.txt
Full location name: Flax Pond NYSDEC (USEPA AQS ID 36-103-0044)
Short location name: OldFieldNY
Country of location: USA
Location latitude [deg]: 40.9635
Location longitude [deg]: -73.1402
Location altitude [m]: 3
Local noon date: 20240106
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: Modification of session 3 - Full Lab Cal on 1.8 for HCHO
First and last pixel inside fitting window: 257 399
Nominal wavelengths inside fitting window [nm]: 305.1342 305.2748 305.4155 305.5562 305.6968 305.8375 305.9781 306.1187 306.2593 306.3999 306.5405 306.6810 306.8216 306.9621 307.1027 307.2432 307.3837 307.5242 307.6647 307.8052 307.9457 308.0861 308.2266 308.3670 308.5074 308.6478 308.7882 308.9286 309.0690 309.2094 309.3497 309.4901 309.6304 309.7707 309.9110 310.0513 310.1916 310.3319 310.4722 310.6124 310.7527 310.8929 311.0331 311.1733 311.3135 311.4537 311.5939 311.7340 311.8742 312.0143 312.1545 312.2946 312.4347 312.5748 312.7149 312.8549 312.9950 313.1350 313.2751 313.4151 313.5551 313.6951 313.8351 313.9751 314.1151 314.2550 314.3950 314.5349 314.6748 314.8147 314.9546 315.0945 315.2344 315.3743 315.5141 315.6540 315.7938 315.9336 316.0734 316.2132 316.3530 316.4928 316.6326 316.7723 316.9120 317.0518 317.1915 317.3312 317.4709 317.6106 317.7503 317.8899 318.0296 318.1692 318.3088 318.4484 318.5880 318.7276 318.8672 319.0068 319.1463 319.2859 319.4254 319.5649 319.7044 319.8439 319.9834 320.1229 320.2624 320.4018 320.5413 320.6807 320.8201 320.9595 321.0989 321.2383 321.3777 321.5170 321.6564 321.7957 321.9351 322.0744 322.2137 322.3530 322.4922 322.6315 322.7708 322.9100 323.0492 323.1885 323.3277 323.4669 323.6061 323.7452 323.8844 324.0235 324.1627 324.3018 324.4409 324.5800 324.7191 324.8582 324.9973
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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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SS 20240106T143436.0Z 8771.607361 271 1 48.41 2 71.70 145.20 66.11 212.43 0.00 1 0.00 1 0 25 9.855e-02 6.398e-03 6.950e-02 4.773e-03 4.395866e-01 2.524408e-03 5.217088e-03 -6.000000e+00 5.851850e-02 223.47 -2.00 3.51 -2.00 319.79 0.00e+00 -5.018929e-04 7.467189e-04 2.429405e-04 -6.000000e+00 2.547967e-03 275.84 -2.00 20.00 -2.00 319.25 0.00e+00 3.144 0.001 302.00 328.00 3 4.7241e+00 7.1621e-03 3.8589e-02 -6.0000e+00 1.4419e-01 5.8729e-02 8.4897e-03 2.2746e-02 -6.0000e+00 1.5646e-01 -2.5165e-02 7.0318e-03 1.1595e-02 -6.0000e+00 9.3137e-02 1.9334e-03 3.6681e-03 3.5042e-03 -6.0000e+00 3.9891e-02 1.1867e-04 -6.5272e-04 1.5425e-04 4.5572e-05 -6.0000e+00 3.0344e-03 6.1994e-03 -6.1893e-05 11 1 0 11 8 0 98.54 22.32 0.20 0.00620 0.00129 19 4 1 5 0 2547.160 26.94 20.00 22.32 6.47 18.1 901.27 -47342 42115 -42907 -44925 -33364 -25061 -4362 -15636 -31278 -20688 -1737 -9856 26085 -13166 -2041 11867 -2215 11599 -11364 -373 -7703 -1722 -3719 901 1590 -3113 -5536 351 -8993 2551 -1643 3163 -2911 1755 -1712 8137 1150 -1411 4769 -1881 589 -925 2476 -5026 555 -3437 198 57 -592 1290 464 1387 2072 2559 1810 -41 1244 1492 122 -1021 2633 1242 3761 -170 -331 2504 -1563 1919 1033 -218 110 -314 246 -1396 -110 -1379 352 597 655 -186 -462 -972 -1688 -465 -1105 -960 5 -656 -238 -502 1076 360 678 687 365 16 448 449 185 -522 -145 -290 377 -354 -558 -1081 -295 -187 -349 379 251 -78 69 460 609 295 167 482 -710 -237 -378 -222 504 313 470 -72 1017 1305 39 21 -581 141 -62 -99 -21 -331 208 -43 -412 -364 331 136 900000 -1243 528 -1162 -1194 -752 -537 -87 -383 -959 -618 -46 -317 696 -603 -97 547 -127 616 -777 -24 -533 -118 -270 69 128 -264 -485 28 -775 209 -157 322 -331 196 -194 875 151 -222 841 -406 135 -225 599 -1322 139 -896 50 14 -155 351 139 445 709 924 685 -16 493 582 47 -406 1064 556 1796 -89 -172 1209 -773 952 572 -136 73 -214 163 -882 -63 -743 176 306 371 -119 -334 -778 -1456 -410 -1050 -964 5 -693 -246 -493 989 311 563 590 346 16 523 575 239 -675 -174 -322 412 -396 -667 -1368 -391 -263 -518 603 423 -131 113 712 906 426 246 723 -1139 -390 -621 -354 773 472 677 -100 1377 1848 61 34 -1024 257 -118 -193 -44 -713 445 -93 -886 -771 665 271 900000