File name: Pandora218s1_Vientiane_20240802_L2Fit_fout2c2d20230601p1-8.txt
File generation date: 20240802T172212.5Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c2p1-8
Local principal investigator: Virasith Phomsouvanh
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 218
Spectrometer number: 1
Processing software version used: BlickP v1.8.59
Instrument operation file used: Pandora218_OF_v3d20220124.txt
Instrument calibration file used: Pandora218s1_CF_v2d20230601.txt
Level 1 file used: Pandora218s1_Vientiane_20240802_L1_smca1c2d20230601p1-8.txt
Full location name: Laos Ministry of Natural Resources and Environment
Short location name: Vientiane
Country of location: Lao People's Democratic Republic
Location latitude [deg]: 17.9979
Location longitude [deg]: 102.5821
Location altitude [m]: 169
Local noon date: 20240802
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: OoB session based on session1
First and last pixel inside fitting window: 201 343
Nominal wavelengths inside fitting window [nm]: 305.0100 305.1514 305.2928 305.4341 305.5754 305.7167 305.8581 305.9993 306.1406 306.2819 306.4232 306.5644 306.7057 306.8469 306.9881 307.1293 307.2705 307.4117 307.5529 307.6940 307.8352 307.9763 308.1174 308.2586 308.3997 308.5408 308.6818 308.8229 308.9640 309.1050 309.2460 309.3871 309.5281 309.6691 309.8101 309.9510 310.0920 310.2330 310.3739 310.5148 310.6558 310.7967 310.9376 311.0785 311.2193 311.3602 311.5011 311.6419 311.7827 311.9235 312.0644 312.2051 312.3459 312.4867 312.6275 312.7682 312.9089 313.0497 313.1904 313.3311 313.4718 313.6125 313.7531 313.8938 314.0344 314.1751 314.3157 314.4563 314.5969 314.7375 314.8781 315.0186 315.1592 315.2997 315.4403 315.5808 315.7213 315.8618 316.0023 316.1427 316.2832 316.4236 316.5641 316.7045 316.8449 316.9853 317.1257 317.2661 317.4065 317.5468 317.6871 317.8275 317.9678 318.1081 318.2484 318.3887 318.5290 318.6692 318.8095 318.9497 319.0899 319.2302 319.3704 319.5106 319.6507 319.7909 319.9311 320.0712 320.2113 320.3515 320.4916 320.6317 320.7718 320.9118 321.0519 321.1920 321.3320 321.4720 321.6120 321.7520 321.8920 322.0320 322.1720 322.3119 322.4519 322.5918 322.7317 322.8717 323.0116 323.1514 323.2913 323.4312 323.5710 323.7109 323.8507 323.9905 324.1303 324.2701 324.4099 324.5497 324.6894 324.8292 324.9689
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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 20240802T023109.7Z 8980.104973 227 1 50.18 2 39.15 83.92 15.53 47.39 0.00 1 0.00 1 0 17 8.393e-03 6.718e-03 2.193e-03 1.486e-03 1.576744e-01 8.014924e-04 1.704170e-03 -6.000000e+00 5.094928e-03 227.40 -2.00 3.11 -2.00 314.97 0.00e+00 3.425803e-04 7.240130e-05 4.953800e-05 -6.000000e+00 2.359443e-04 294.31 -2.00 20.00 -2.00 314.24 0.00e+00 1.288 0.000 302.00 328.00 3 5.5974e+00 2.0476e-03 1.4428e-02 -6.0000e+00 1.2583e-02 2.9856e-02 2.2656e-03 7.1698e-03 -6.0000e+00 1.3565e-02 -4.4918e-03 1.2993e-03 3.4968e-03 -6.0000e+00 8.1457e-03 -1.8941e-03 5.7725e-04 9.8686e-04 -6.0000e+00 3.5073e-03 4.8579e-04 5.4112e-04 4.7020e-05 1.4713e-05 -6.0000e+00 2.6076e-04 3.3344e-02 -5.0453e-05 11 9 0 11 32 0 72.34 23.67 0.45 0.03334 0.03741 16 3 1 5 0 3136.180 26.00 20.01 23.67 33.59 11.6 990.80 747 -319 -1555 -3339 -517 -185 819 376 -868 -428 -1255 55 -1457 377 -241 315 925 -210 1937 685 634 364 1380 260 717 1288 67 -510 38 972 1215 -50 1182 -1049 -2777 -1109 -1524 -1299 -395 -927 -1002 -393 -606 -430 -776 -92 -229 -300 -411 168 1308 364 795 787 146 716 948 366 857 883 1308 1505 1374 1132 -161 28 -1074 -300 818 659 151 464 260 277 -98 -423 -550 -1301 -940 -461 -1861 -1365 -2294 -1424 -579 -205 283 321 83 337 445 -244 -415 161 -51 539 457 851 9 -289 -544 -840 -184 12 -839 -1075 -690 -488 243 561 545 223 301 18 -121 217 407 673 101 96 141 383 280 385 629 415 93 696 349 5 31 -568 -164 -228 749 1 -196 207 -115 -108 -653 -769 900000 240 -110 -546 -1122 -153 -57 256 117 -297 -151 -446 19 -561 158 -112 142 428 -100 926 339 317 182 691 136 389 709 37 -265 20 489 620 -27 660 -551 -1551 -603 -823 -807 -263 -706 -769 -312 -492 -350 -631 -74 -191 -241 -320 130 1031 304 644 660 126 624 830 321 738 764 1166 1424 1383 1100 -154 27 -949 -257 734 654 152 481 270 276 -98 -382 -487 -1110 -830 -414 -1869 -1381 -2484 -1612 -651 -245 354 410 105 408 530 -266 -447 168 -56 596 555 1043 11 -360 -636 -987 -211 14 -1017 -1377 -921 -636 330 791 788 319 408 24 -149 270 510 829 134 126 189 508 384 502 776 520 113 853 450 7 40 -764 -224 -307 1050 2 -297 317 -177 -163 -956 -1099 900000
SS 20240802T023631.1Z 8980.108693 230 1 47.53 2 37.88 84.16 14.64 44.59 0.00 1 0.00 1 0 17 9.655e-03 7.310e-03 3.058e-03 2.021e-03 1.574265e-01 1.090538e-03 1.698108e-03 -6.000000e+00 5.860997e-03 227.40 -2.00 3.11 -2.00 315.05 0.00e+00 1.948013e-04 1.001998e-04 4.705322e-05 -6.000000e+00 2.714352e-04 294.31 -2.00 20.00 -2.00 314.31 0.00e+00 1.266 0.000 302.00 328.00 3 6.0995e+00 2.7866e-03 1.4239e-02 -6.0000e+00 1.4475e-02 4.0280e-02 3.0842e-03 7.1589e-03 -6.0000e+00 1.5605e-02 -3.7959e-03 1.7700e-03 3.4936e-03 -6.0000e+00 9.3706e-03 -1.9661e-03 7.9046e-04 9.7685e-04 -6.0000e+00 4.0346e-03 2.9943e-04 3.8982e-04 6.3939e-05 1.4827e-05 -6.0000e+00 2.9999e-04 3.3238e-02 -6.6283e-05 11 9 0 11 32 0 99.74 23.67 0.31 0.03324 0.03617 12 3 1 5 0 3960.760 26.00 20.01 23.67 33.71 11.6 992.05 -104 1963 -1391 -3360 114 -471 -812 1005 -2658 235 -1138 1278 -2460 81 216 314 1336 -546 1344 866 -273 -194 1069 776 475 1375 98 -854 -144 833 1220 -206 2207 -773 -3126 79 -2329 -1119 635 -808 -1180 -371 -596 -655 -632 19 -269 -1271 -466 165 1827 275 1011 576 381 892 709 808 647 1137 1382 1190 1443 1434 -37 243 -1962 -387 346 580 129 348 219 363 17 -249 -637 -1830 -1575 -89 -1633 -1580 -2026 -1519 -652 -321 121 525 684 724 -6 26 -357 -423 129 367 476 664 508 -147 -441 -932 -125 -392 -896 -969 -513 -471 369 721 663 416 271 -336 33 -129 356 1 384 96 72 543 -151 764 344 253 21 647 293 -256 -23 -290 -10 -69 1181 22 -243 143 -448 -194 -331 -792 900000 -32 632 -464 -1074 32 -135 -240 319 -883 79 -385 425 -909 32 94 146 636 -252 667 412 -133 -94 555 390 249 730 52 -460 -72 397 589 -105 1152 -417 -1653 40 -1304 -666 435 -600 -952 -309 -478 -528 -506 16 -218 -1003 -353 124 1390 223 853 506 323 763 612 693 583 1024 1209 1109 1425 1459 -37 225 -1822 -346 325 564 136 358 225 380 16 -234 -545 -1514 -1349 -82 -1597 -1675 -2160 -1699 -772 -382 151 668 861 870 -8 28 -374 -433 138 401 569 810 639 -182 -541 -1078 -141 -463 -1078 -1230 -677 -647 499 1016 957 594 366 -444 42 -158 437 2 502 133 102 755 -206 981 444 310 24 774 369 -340 -29 -383 -14 -97 1638 32 -366 217 -684 -289 -480 -1123 900000