File name: Pandora183s1_LondonderryNH_20220109_L2Fit_fout2c1d20210421p1-8.txt File generation date: 20251125T173037.7Z Data description: Level 2 spectral fitting results file Data file version: fout2c1p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 183 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora183_OF_v3d20201222.txt Instrument calibration file used: Pandora183s1_CF_v1d20210421.txt Level 1 file used: Pandora183s1_LondonderryNH_20220109_L1_smca1c1d20210421p1-8.txt Full location name: MOOSEHILL SCHOOL - Londonderry NH Short location name: LondonderryNH Country of location: United States Location latitude [deg]: 42.8625 Location longitude [deg]: -71.3801 Location altitude [m]: 108 Local noon date: 20220109 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: 197 339 Nominal wavelengths inside fitting window [nm]: 305.0158 305.1571 305.2983 305.4395 305.5807 305.7219 305.8631 306.0043 306.1454 306.2866 306.4277 306.5689 306.7100 306.8511 306.9922 307.1333 307.2743 307.4154 307.5565 307.6975 307.8385 307.9796 308.1206 308.2616 308.4026 308.5435 308.6845 308.8255 308.9664 309.1073 309.2483 309.3892 309.5301 309.6710 309.8119 309.9527 310.0936 310.2344 310.3753 310.5161 310.6569 310.7977 310.9385 311.0793 311.2201 311.3608 311.5016 311.6423 311.7830 311.9237 312.0645 312.2051 312.3458 312.4865 312.6272 312.7678 312.9084 313.0491 313.1897 313.3303 313.4709 313.6115 313.7520 313.8926 314.0332 314.1737 314.3142 314.4547 314.5952 314.7357 314.8762 315.0167 315.1571 315.2976 315.4380 315.5785 315.7189 315.8593 315.9997 316.1401 316.2804 316.4208 316.5611 316.7015 316.8418 316.9821 317.1224 317.2627 317.4030 317.5433 317.6835 317.8238 317.9640 318.1042 318.2444 318.3846 318.5248 318.6650 318.8052 318.9453 319.0855 319.2256 319.3657 319.5058 319.6459 319.7860 319.9261 320.0662 320.2062 320.3463 320.4863 320.6263 320.7663 320.9063 321.0463 321.1863 321.3262 321.4662 321.6061 321.7461 321.8860 322.0259 322.1658 322.3057 322.4455 322.5854 322.7252 322.8651 323.0049 323.1447 323.2845 323.4243 323.5641 323.7039 323.8436 323.9834 324.1231 324.2628 324.4025 324.5422 324.6819 324.8216 324.9612 --------------------------------------------------------------------------------------- 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 20220109T173908.3Z 8044.735512 217 1 49.71 2 65.77 191.79 77.96 96.10 0.00 1 0.00 1 0 17 2.653e-02 6.892e-03 1.966e-02 2.875e-03 3.019109e-01 1.411864e-03 3.649993e-03 -6.000000e+00 1.478990e-02 223.30 -2.00 3.55 -2.00 318.98 0.00e+00 1.622449e-03 3.101404e-04 5.461108e-04 -6.000000e+00 6.388075e-04 273.41 -2.00 20.00 -2.00 318.40 0.00e+00 2.419 0.000 302.00 328.00 3 3.5743e+00 3.8287e-03 2.8268e-02 -6.0000e+00 3.6497e-02 3.6907e-02 4.3912e-03 1.5444e-02 -6.0000e+00 3.9838e-02 7.8691e-04 3.0973e-03 7.9345e-03 -6.0000e+00 2.3689e-02 -1.0725e-02 1.6350e-03 2.6500e-03 -6.0000e+00 1.0046e-02 9.4707e-04 -1.9501e-04 8.4589e-05 2.7326e-05 -6.0000e+00 6.9888e-04 -7.5038e-03 3.9614e-05 11 8 0 10 0 0 99.98 22.77 0.30 -0.00750 -0.00897 99 21 1 5 0 502.010 26.41 20.00 22.77 9.21 12.7 921.86 -7764 -4961 -2403 -3569 -11454 -12111 -7899 -9975 1764 -4095 -5851 -10921 -4539 -2818 202 573 -3037 3796 -2160 42 -1553 -1383 2345 1030 1155 -138 674 -1577 -886 -1832 -420 89 2323 -271 -3657 -4222 -5983 -2662 -748 -627 -658 -554 -1465 -1125 291 -688 1443 -978 -662 842 982 1510 738 1494 687 1318 526 -83 1039 -137 1308 1727 2651 2913 1626 760 212 -1063 971 719 430 1366 367 364 -75 -210 -137 -2646 -296 -898 -1052 -1312 -1994 -1285 -1088 -478 341 562 1013 652 534 -377 -553 -542 -762 -825 15 991 -293 119 -528 -1618 -772 -61 -1185 -1288 -625 -512 227 542 844 584 490 273 -332 -279 281 -246 322 448 106 688 457 498 565 -536 163 794 207 -109 -294 -537 -236 -194 48 177 213 626 116 37 -195 -742 -531 -341 -243 -122 -179 -557 -543 -347 -496 88 -234 -343 -676 -294 -211 19 60 -356 434 -276 5 -212 -187 307 143 170 -22 106 -244 -127 -259 -62 14 403 -51 -687 -754 -1150 -570 -189 -188 -221 -197 -545 -425 108 -260 531 -362 -241 302 369 611 321 683 329 641 263 -42 507 -67 642 905 1509 1791 1037 505 131 -641 601 507 307 1015 277 292 -57 -142 -84 -1561 -177 -609 -812 -1130 -1864 -1249 -1125 -480 359 612 1105 760 580 -377 -507 -478 -712 -855 17 1258 -368 163 -683 -1933 -855 -68 -1459 -1687 -850 -729 338 786 1299 921 752 431 -485 -381 380 -349 485 719 175 1111 718 753 811 -742 212 1035 292 -167 -478 -900 -402 -345 91 350 434 1294 243 76 -383 -1405 -982 SS 20220109T183006.6Z 8044.770910 243 1 50.00 2 68.65 204.21 68.87 104.92 0.00 1 0.00 1 0 17 4.641e-02 7.447e-03 3.089e-02 3.474e-03 3.366606e-01 1.702196e-03 4.089416e-03 -6.000000e+00 2.586894e-02 223.30 -2.00 3.55 -2.00 319.19 0.00e+00 1.211176e-03 4.107615e-04 7.620017e-04 -6.000000e+00 1.117432e-03 273.40 -2.00 20.00 -2.00 318.64 0.00e+00 2.722 0.000 302.00 328.00 3 3.7353e+00 4.6702e-03 3.1821e-02 -6.0000e+00 6.3837e-02 3.1087e-02 5.4035e-03 1.7524e-02 -6.0000e+00 6.9686e-02 -6.0232e-04 4.0608e-03 8.9745e-03 -6.0000e+00 4.1436e-02 -8.7168e-03 2.1543e-03 2.7776e-03 -6.0000e+00 1.7569e-02 5.7793e-04 -2.2522e-04 1.0205e-04 3.0683e-05 -6.0000e+00 1.2226e-03 -7.3592e-03 -3.1127e-06 11 8 0 10 0 0 98.69 22.78 0.46 -0.00736 -0.00905 32 7 1 5 0 1562.230 26.41 20.00 22.78 9.39 12.6 922.39 -17369 -19302 -8597 -11135 -2270 -22311 -12776 -26711 -3385 -1040 -7890 -5947 -421 -2367 -2058 4160 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-277 70 658 749 337 93 -1146 -517 -313 -1076 183 989 865 -149 -640 -1507 -779 -114 -1614 -1798 -623 -838 1008 922 1088 591 111 1036 -789 -359 412 -144 809 552 150 910 1224 732 794 -600 49 782 373 256 -108 -368 -256 -512 -1105 -311 917 864 517 -586 398 -1813 -222