File name: Pandora83s1_BondvilleIL_20241226_L2Fit_fout2c8d20241002p1-8.txt
File generation date: 20250725T071704.7Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c8p1-8
Local principal investigator: Alexander Cede
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 83
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora83_OF_v3d20231115.txt
Instrument calibration file used: Pandora83s1_CF_v8d20241002.txt
Level 1 file used: Pandora83s1_BondvilleIL_20241226_L1_smca1c8d20241002p1-8.txt
Full location name: Bondville, Illinois EPA Castnet Site
Short location name: BondvilleIL
Country of location: United States
Location latitude [deg]: 40.0520
Location longitude [deg]: -88.3725
Location altitude [m]: 213
Local noon date: 20241226
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: 199 341
Nominal wavelengths inside fitting window [nm]: 305.0376 305.1782 305.3189 305.4595 305.6001 305.7407 305.8813 306.0219 306.1625 306.3031 306.4436 306.5841 306.7247 306.8652 307.0057 307.1462 307.2867 307.4271 307.5676 307.7081 307.8485 307.9889 308.1293 308.2697 308.4101 308.5505 308.6909 308.8312 308.9716 309.1119 309.2522 309.3925 309.5328 309.6731 309.8134 309.9537 310.0939 310.2342 310.3744 310.5146 310.6548 310.7950 310.9352 311.0754 311.2155 311.3557 311.4958 311.6359 311.7761 311.9162 312.0563 312.1963 312.3364 312.4765 312.6165 312.7565 312.8966 313.0366 313.1766 313.3166 313.4565 313.5965 313.7365 313.8764 314.0163 314.1563 314.2962 314.4361 314.5760 314.7158 314.8557 314.9955 315.1354 315.2752 315.4150 315.5548 315.6946 315.8344 315.9742 316.1139 316.2537 316.3934 316.5331 316.6728 316.8125 316.9522 317.0919 317.2316 317.3712 317.5109 317.6505 317.7901 317.9297 318.0693 318.2089 318.3485 318.4880 318.6276 318.7671 318.9066 319.0462 319.1857 319.3251 319.4646 319.6041 319.7435 319.8830 320.0224 320.1618 320.3013 320.4407 320.5800 320.7194 320.8588 320.9981 321.1375 321.2768 321.4161 321.5554 321.6947 321.8340 321.9733 322.1125 322.2518 322.3910 322.5302 322.6694 322.8086 322.9478 323.0870 323.2262 323.3653 323.5045 323.6436 323.7827 323.9218 324.0609 324.2000 324.3391 324.4781 324.6172 324.7562 324.8952
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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 20241226T180559.4Z 9126.754160 327 1 3.81 2 63.43 182.97 80.29 231.82 0.00 1 0.00 1 0 17 1.686e-02 7.572e-03 1.270e-02 4.910e-03 2.654606e-01 2.456166e-03 3.243406e-03 -6.000000e+00 9.520697e-03 223.20 -2.00 3.49 -2.00 316.75 0.00e+00 9.829468e-04 3.063700e-04 1.110964e-04 -6.000000e+00 4.147521e-04 275.94 -2.00 20.00 -2.00 316.17 0.00e+00 2.223 0.000 302.00 328.00 3 3.7233e+00 6.3682e-03 2.5333e-02 -6.0000e+00 2.3471e-02 1.6491e-02 7.1372e-03 1.3391e-02 -6.0000e+00 2.5551e-02 8.8032e-03 4.2361e-03 6.6801e-03 -6.0000e+00 1.5209e-02 -1.1048e-02 2.0743e-03 2.0342e-03 -6.0000e+00 6.5236e-03 1.0746e-03 -1.1161e-04 1.3988e-04 2.2844e-05 -6.0000e+00 4.5690e-04 9.9185e-03 0.0000e+00 12 9 1 12 1 1 999.00 24.66 0.11 0.00992 0.00908 2 5 1 5 0 1268.100 33.75 20.03 24.66 13.87 2.3 1100.00 -3434 7143 -2110 -2104 6861 -6980 1878 1582 -423 -4385 -1906 -4202 1184 -2222 2792 3055 -762 -3101 1402 1156 -1752 72 1390 -2968 1353 317 -1116 -1321 -1618 4599 2242 2322 1023 -490 -1442 -4088 1128 -2315 101 -588 -71 -1043 -706 -571 -614 309 -114 337 -1154 -265 320 376 1013 1009 284 2007 -168 761 -113 588 927 1947 716 1537 579 -594 -450 1271 477 171 346 312 484 196 76 -539 -1071 -500 -1189 -599 -579 -767 -1117 -2125 -588 -690 -13 -169 -451 576 643 -160 -95 1878 181 1167 -175 -414 103 -1714 -616 -218 -830 269 -855 -1096 -1018 -225 469 813 960 896 113 592 724 457 -11 810 -388 2 -451 294 -450 -69 166 -179 1506 508 111 45 -396 -601 65 -56 514 -61 -204 200 377 -214 -481 -263 -284 -460 955 -319 -301 884 -973 250 237 -66 -748 -316 -728 217 -488 672 814 -223 -884 398 341 -545 22 422 -988 457 113 -403 -454 -523 1488 715 808 392 -198 -560 -1569 438 -999 51 -326 -43 -678 -440 -360 -388 194 -71 218 -744 -170 213 251 714 749 206 1463 -128 573 -84 459 692 1537 624 1342 519 -505 -373 996 395 151 336 301 470 185 71 -490 -879 -408 -939 -525 -540 -751 -1182 -2259 -654 -825 -15 -211 -567 699 767 -175 -100 1958 188 1321 -212 -530 134 -2293 -771 -261 -985 318 -1050 -1442 -1334 -306 664 1169 1399 1342 167 852 1001 589 -14 1053 -545 4 -671 433 -650 -96 230 -237 1949 652 151 62 -564 -886 96 -86 797 -101 -334 334 635 -358 -780 -426 -447
SS 20241226T182106.0Z 9126.764653 333 1 53.44 2 63.68 186.83 82.57 234.42 0.00 1 0.00 1 0 17 7.435e-02 1.186e-02 1.085e-02 2.642e-03 2.762093e-01 1.318001e-03 3.398279e-03 -6.000000e+00 4.196767e-02 223.21 -2.00 3.49 -2.00 317.57 0.00e+00 1.049327e-03 2.014438e-04 1.624091e-04 -6.000000e+00 1.829157e-03 275.94 -2.00 20.00 -2.00 316.96 0.00e+00 2.243 0.000 302.00 328.00 3 5.0819e+00 3.4586e-03 2.5853e-02 -6.0000e+00 1.0346e-01 4.8270e-02 3.8965e-03 1.4052e-02 -6.0000e+00 1.1265e-01 -3.3727e-03 2.4210e-03 7.0467e-03 -6.0000e+00 6.7053e-02 -5.0054e-03 1.2331e-03 2.1522e-03 -6.0000e+00 2.8741e-02 2.6261e-04 -5.7720e-04 7.6739e-05 2.4418e-05 -6.0000e+00 2.0153e-03 1.3855e-02 0.0000e+00 12 8 8 10 0 0 100.00 24.68 0.24 0.01385 0.00952 45 5 1 5 0 1187.360 33.75 19.99 24.68 14.28 2.2 1100.00 -12744 14682 6448 11987 70666 213 -10604 25423 -8896 14557 2362 -4305 9953 -6428 10412 -65 -3262 -6850 -446 -5439 -3509 2433 -4896 -5648 -6298 3167 3126 -1595 601 10326 5742 3921 2761 -238 188 -6303 -139 -4046 520 674 2616 -1318 -3450 -3380 -2579 -1109 3389 -265 1285 -637 -574 -500 1759 3880 2224 2091 -2525 1729 -650 -1056 2945 1607 3218 1091 1236 -2170 -372 1788 1770 12 899 -122 -105 2088 1340 -439 659 -1680 -2432 -847 -1647 -1867 -546 -1888 -1129 -55 391 -336 436 -558 17 -1112 162 3333 204 92 918 -1074 -286 -1523 -585 955 -326 -465 -491 -1510 -1262 -336 363 856 1320 620 35 -188 649 136 553 -547 -181 258 -87 413 -390 -20 -359 -70 2314 -17 -29 359 1035 493 -708 1039 -26 618 -698 -478 100 70 -669 -618 -72 -1314 1275 626 1044 3059 18 -1017 1906 -1050 1433 262 -521 1170 -1034 1631 -12 -688 -1557 -99 -1318 -853 553 -1211 -1479 -1759 837 827 -421 145 2214 1357 1033 801 -74 55 -1904 -42 -1481 199 301 1266 -699 -1929 -1915 -1449 -615 1772 -141 659 -334 -315 -294 1078 2451 1478 1423 -1833 1202 -453 -731 2004 1184 2334 868 998 -1703 -287 1303 1352 10 791 -114 -99 1860 1127 -371 495 -1211 -1813 -695 -1413 -1782 -553 -2037 -1284 -61 461 -414 535 -673 20 -1248 164 3108 204 102 1032 -1367 -389 -2111 -759 1117 -390 -562 -591 -1962 -1711 -472 531 1236 2014 980 54 -274 931 182 722 -747 -263 399 -130 609 -607 -29 -514 -95 2908 -22 -38 517 1570 778 -1067 1591 -42 1061 -1255 -876 184 127 -1183 -1047 -118