File name: Pandora247s1_WhittierCA_20240523_L2Fit_fout2c2d20221229p1-8.txt File generation date: 20240524T075451.9Z Data description: Level 2 spectral fitting results file Data file version: fout2c2p1-8 Local principal investigator: Peter Peterson Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 247 Spectrometer number: 1 Processing software version used: BlickP v1.8.59 Instrument operation file used: Pandora247_OF_v2d20221027.txt Instrument calibration file used: Pandora247s1_CF_v2d20221229.txt Level 1 file used: Pandora247s1_WhittierCA_20240523_L1_smca1c2d20221229p1-8.txt Full location name: Whittier College SLC Short location name: WhittierCA Country of location: United States Location latitude [deg]: 33.9768 Location longitude [deg]: -118.0299 Location altitude [m]: 130 Local noon date: 20240523 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 session 1 First and last pixel inside fitting window: 194 336 Nominal wavelengths inside fitting window [nm]: 305.0208 305.1616 305.3025 305.4433 305.5842 305.7250 305.8658 306.0066 306.1474 306.2881 306.4289 306.5696 306.7104 306.8511 306.9918 307.1325 307.2732 307.4139 307.5546 307.6952 307.8359 307.9765 308.1171 308.2577 308.3983 308.5389 308.6795 308.8201 308.9607 309.1012 309.2417 309.3823 309.5228 309.6633 309.8038 309.9443 310.0847 310.2252 310.3656 310.5061 310.6465 310.7869 310.9273 311.0677 311.2081 311.3484 311.4888 311.6291 311.7695 311.9098 312.0501 312.1904 312.3307 312.4710 312.6112 312.7515 312.8917 313.0320 313.1722 313.3124 313.4526 313.5928 313.7330 313.8731 314.0133 314.1534 314.2936 314.4337 314.5738 314.7139 314.8540 314.9941 315.1341 315.2742 315.4142 315.5542 315.6943 315.8343 315.9743 316.1142 316.2542 316.3942 316.5341 316.6740 316.8140 316.9539 317.0938 317.2337 317.3736 317.5134 317.6533 317.7931 317.9330 318.0728 318.2126 318.3524 318.4922 318.6320 318.7717 318.9115 319.0512 319.1910 319.3307 319.4704 319.6101 319.7498 319.8894 320.0291 320.1687 320.3084 320.4480 320.5876 320.7272 320.8668 321.0064 321.1460 321.2855 321.4251 321.5646 321.7041 321.8436 321.9831 322.1226 322.2621 322.4016 322.5410 322.6804 322.8199 322.9593 323.0987 323.2381 323.3775 323.5168 323.6562 323.7955 323.9349 324.0742 324.2135 324.3528 324.4921 324.6314 324.7706 324.9099 --------------------------------------------------------------------------------------- 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 20240523T204604.6Z 8909.865331 422 1 55.38 2 18.25 227.40 167.09 52.21 0.00 1 0.00 1 0 17 8.128e-03 6.335e-03 1.594e-03 1.122e-03 1.721333e-01 6.100921e-04 1.975789e-03 -6.000000e+00 4.976796e-03 231.55 -2.00 3.36 -2.00 314.73 0.00e+00 2.068565e-04 5.128837e-05 2.007452e-05 -6.000000e+00 2.226654e-04 287.96 -2.00 20.00 -2.00 314.10 0.00e+00 1.053 0.000 302.00 328.00 3 5.6274e+00 1.5697e-03 1.3544e-02 -6.0000e+00 1.2443e-02 2.0249e-03 1.7317e-03 8.5023e-03 -6.0000e+00 1.3408e-02 -2.9903e-03 9.9111e-04 4.1364e-03 -6.0000e+00 7.9965e-03 -2.1574e-03 4.2842e-04 1.1440e-03 -6.0000e+00 3.3630e-03 5.6540e-04 3.7353e-04 3.5154e-05 1.7030e-05 -6.0000e+00 2.5211e-04 -7.1649e-03 2.0150e-04 10 0 0 10 0 0 99.81 25.73 0.28 -0.00716 -0.00436 28 3 1 5 0 1977.484 33.50 20.00 25.73 29.90 35.4 1000.15 226 36 -1814 -2012 -2817 -252 1022 2245 1119 159 -920 -1431 585 275 720 518 -608 168 757 904 1053 147 1034 937 715 978 -370 -1167 -235 539 741 975 724 331 -2079 -1933 -789 -759 -20 -364 -1488 -1129 -689 -1747 -594 -35 -665 -608 -84 -610 441 708 476 1019 576 849 1076 739 438 1066 805 1300 1461 620 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425 1 54.65 2 18.99 230.02 166.33 55.25 0.00 1 0.00 1 0 17 8.009e-03 6.561e-03 6.454e-04 4.857e-04 1.717695e-01 2.649539e-04 1.984718e-03 -6.000000e+00 4.903306e-03 231.55 -2.00 3.36 -2.00 314.42 0.00e+00 2.137663e-04 2.082753e-05 1.606986e-05 -6.000000e+00 2.194015e-04 287.97 -2.00 20.00 -2.00 313.81 0.00e+00 1.057 0.000 302.00 328.00 3 4.0253e+00 6.7976e-04 1.3576e-02 -6.0000e+00 1.2260e-02 -6.5899e-03 7.4898e-04 8.5041e-03 -6.0000e+00 1.3210e-02 -3.1440e-03 4.2915e-04 4.1394e-03 -6.0000e+00 7.8786e-03 -1.6799e-03 1.8355e-04 1.1443e-03 -6.0000e+00 3.3131e-03 2.8050e-03 2.6094e-04 1.5128e-05 1.7689e-05 -6.0000e+00 2.4841e-04 -6.9799e-03 1.8604e-04 11 8 0 10 0 0 99.57 25.75 0.29 -0.00698 -0.00502 143 14 1 5 0 382.138 33.50 20.01 25.75 30.19 35.4 999.88 845 -881 -986 -1705 -2724 -252 607 1244 1477 93 -1366 -848 748 57 228 238 -894 179 622 808 847 292 1145 1099 567 643 116 -849 100 701 1335 1410 1142 351 -2347 -1696 -631 -884 116 -455 -1281 -1338 -876 -1152 -913 -161 -685 -659 -340 -272 758 958 421 1119 647 517 1089 648 370 620 907 1332 1280 903 512 -724 -185 -161 392 1505 147 -45 17 8 307 -128 21 -244 -238 73 -1066 -1376 -1775 -1971 -1018 -792 -473 -33 -59 140 209 552 178 474 963 676 351 408 229 -298 -435 -557 -517 158 166 -1163 -883 -683 -616 193 326 193 88 203 162 306 600 492 357 178 -195 -131 140 286 340 877 228 636 1059 334 182 -227 -354 -40 161 -60 -241 80 25 -276 -92 -273 -769 317 -366 -420 -703 -1039 -93 222 487 595 40 -603 -373 321 27 114 122 -483 98 348 462 469 163 670 628 340 398 72 -510 59 389 734 809 658 208 -1397 -1023 -372 -561 82 -342 -1031 -1098 -736 -983 -776 -135 -587 -546 -272 -222 623 792 354 975 584 459 973 582 330 569 814 1253 1241 892 511 -718 -174 -148 353 1464 148 -47 18 8 309 -123 19 -219 -213 67 -1018 -1399 -1881 -2138 -1160 -933 -572 -40 -72 173 250 624 190 490 997 726 401 479 278 -368 -531 -654 -594 182 197 -1442 -1113 -871 -818 259 444 267 122 271 205 369 723 589 455 230 -263 -174 186 369 428 1075 276 749 1280 416 232 -297 -458 -53 217 -83 -347 115 36 -398 -132 -381 -1086 SS 20240523T205556.7Z 8909.872184 428 1 42.62 2 19.81 232.60 165.50 58.15 0.00 1 0.00 1 0 17 8.199e-03 6.636e-03 1.452e-03 1.041e-03 1.747075e-01 5.673996e-04 2.011825e-03 -6.000000e+00 5.019731e-03 231.55 -2.00 3.36 -2.00 314.66 0.00e+00 1.803492e-04 4.666960e-05 2.259222e-05 -6.000000e+00 2.246121e-04 287.97 -2.00 20.00 -2.00 314.03 0.00e+00 1.063 0.000 302.00 328.00 3 5.2013e+00 1.4597e-03 1.3710e-02 -6.0000e+00 1.2551e-02 3.5420e-03 1.6104e-03 8.6406e-03 -6.0000e+00 1.3524e-02 -4.7187e-03 9.2073e-04 4.2066e-03 -6.0000e+00 8.0657e-03 -1.3621e-03 3.9651e-04 1.1598e-03 -6.0000e+00 3.3918e-03 8.5289e-04 2.8564e-04 3.2562e-05 1.7293e-05 -6.0000e+00 2.5431e-04 -7.0824e-03 1.8200e-04 12 9 1 12 1 1 99.61 25.77 0.46 -0.00708 -0.00494 28 4 1 5 0 1469.282 33.50 20.00 25.77 30.40 35.3 998.69 472 -989 -1362 -1648 -2736 -47 449 1606 1499 26 -950 -1029 364 77 968 607 -1157 -354 925 594 976 679 1161 1045 414 619 -130 -831 -74 848 1247 1523 939 333 -2436 -1420 -455 -751 2 -377 -1306 -1077 -941 -1628 -730 -236 -897 -713 -389 -528 663 1023 632 1034 511 740 1149 588 318 990 975 1241 1273 1010 626 -710 -341 -179 228 1644 94 124 44 56 233 -59 88 -274 -355 -60 -1288 -1441 -1704 -1996 -817 -631 -541 16 111 241 295 508 -25 193 977 747 125 396 410 -158 -479 -573 -697 -45 108 -1033 -865 -629 -645 107 384 335 75 182 204 252 386 475 370 231 -214 -119 74 333 365 772 248 521 1080 313 264 -200 -468 -195 249 -72 -293 3 271 -213 25 -297 -901 169 -362 -512 -598 -990 -15 146 558 573 10 -368 -400 147 35 443 302 -614 -191 474 313 522 365 624 578 240 370 -78 -482 -40 460 673 856 525 192 -1406 -786 -259 -456 1 -277 -1019 -888 -798 -1405 -624 -199 -745 -572 -317 -423 535 819 535 909 444 653 1023 527 283 869 872 1164 1216 1018 638 -694 -320 -159 205 1592 97 130 47 58 239 -59 78 -238 -307 -55 -1275 -1498 -1824 -2167 -930 -736 -644 20 137 292 351 574 -27 204 1032 810 143 476 504 -198 -575 -667 -803 -51 127 -1256 -1102 -803 -858 144 533 473 103 244 260 310 462 581 463 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