File name: Pandora185s1_EastProvidenceRI_20211005_L2Fit_fout2c4d20210421p1-8.txt File generation date: 20260323T214337.5Z Data description: Level 2 spectral fitting results file Data file version: fout2c4p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 185 Spectrometer number: 1 Processing software version used: BlickP v1.8.88 Instrument operation file used: Pandora185_OF_v1d20200108.txt Instrument calibration file used: Pandora185s1_CF_v4d20210421.txt Level 1 file used: Pandora185s1_EastProvidenceRI_20211005_L1_smca1c4d20210421p1-8.txt.bz2 Full location name: FRANCIS SCHOOL East Providence Short location name: EastProvidenceRI Country of location: United States Location latitude [deg]: 41.8410 Location longitude [deg]: -71.3610 Location altitude [m]: 15 Local noon date: 20211005 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: 1-8 data preparation fieldcal ref day 20220917 First and last pixel inside fitting window: 193 334 Nominal wavelengths inside fitting window [nm]: 305.1280 305.2694 305.4108 305.5521 305.6935 305.8348 305.9761 306.1174 306.2587 306.4000 306.5413 306.6826 306.8238 306.9651 307.1063 307.2476 307.3888 307.5300 307.6712 307.8123 307.9535 308.0947 308.2358 308.3770 308.5181 308.6592 308.8003 308.9414 309.0825 309.2235 309.3646 309.5056 309.6467 309.7877 309.9287 310.0697 310.2107 310.3517 310.4927 310.6336 310.7746 310.9155 311.0564 311.1973 311.3382 311.4791 311.6200 311.7609 311.9017 312.0426 312.1834 312.3242 312.4651 312.6059 312.7466 312.8874 313.0282 313.1689 313.3097 313.4504 313.5911 313.7319 313.8726 314.0132 314.1539 314.2946 314.4352 314.5759 314.7165 314.8571 314.9977 315.1383 315.2789 315.4195 315.5601 315.7006 315.8412 315.9817 316.1222 316.2627 316.4032 316.5437 316.6842 316.8246 316.9651 317.1055 317.2460 317.3864 317.5268 317.6672 317.8076 317.9479 318.0883 318.2287 318.3690 318.5093 318.6496 318.7899 318.9302 319.0705 319.2108 319.3510 319.4913 319.6315 319.7718 319.9120 320.0522 320.1924 320.3325 320.4727 320.6129 320.7530 320.8931 321.0333 321.1734 321.3135 321.4536 321.5936 321.7337 321.8738 322.0138 322.1538 322.2939 322.4339 322.5739 322.7139 322.8538 322.9938 323.1337 323.2737 323.4136 323.5535 323.6934 323.8333 323.9732 324.1131 324.2530 324.3928 324.5326 324.6725 324.8123 324.9521 --------------------------------------------------------------------------------------- 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 100-241: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 242-383: 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 20211005T175001.3Z 7948.743070 14 1 8.76 2 49.99 205.15 46.22 218.23 0.00 1 0.00 1 0 17 1.057e-02 7.912e-03 3.292e-03 1.949e-03 1.923765e-01 1.002187e-03 2.336587e-03 -6.000000e+00 6.118674e-03 226.93 -2.00 3.53 -2.00 315.59 0.00e+00 5.728592e-04 9.853268e-05 9.967366e-05 -6.000000e+00 2.737334e-04 284.75 -2.00 20.00 -2.00 314.90 0.00e+00 1.552 0.000 302.00 328.00 3 3.8275e+00 2.5801e-03 1.8329e-02 -6.0000e+00 1.5155e-02 2.6578e-02 2.8787e-03 9.8303e-03 -6.0000e+00 1.6459e-02 1.7250e-03 1.6521e-03 4.8130e-03 -6.0000e+00 9.8222e-03 -7.9142e-03 7.4684e-04 1.3595e-03 -6.0000e+00 4.1723e-03 2.0076e-03 8.1979e-05 5.7374e-05 1.7676e-05 -6.0000e+00 3.0016e-04 -1.5014e-03 0.0000e+00 12 9 1 12 1 1 99.49 23.18 0.32 -0.00150 -0.00089 8 31 1 5 0 952.730 27.05 20.00 23.18 24.56 7.2 973.03 -1664 -612 -1883 -4238 -329 -1108 118 323 167 -3177 -1089 -1344 548 -184 849 199 727 1533 915 1512 1380 2064 1054 829 402 1430 -246 -217 -326 423 495 1355 228 -3158 -2033 -2628 -1851 -885 -249 -1171 -559 -1215 -101 -374 310 -343 -156 -1002 -634 620 -18 877 721 713 779 1239 362 618 105 793 1538 1992 1965 752 383 -832 -795 824 685 517 917 796 1122 185 -337 -1118 -1771 -1353 -1342 -1564 -1679 -2307 -1775 -974 -534 425 275 944 538 682 -384 -631 -528 -472 -252 261 1006 274 -334 -686 -1149 -579 24 -1113 -1068 -920 -501 199 1074 976 719 568 38 -50 133 246 215 323 -8 261 375 650 353 729 -73 -137 559 333 185 -192 -356 -248 334 -23 81 198 526 -305 -146 -412 -554 -649 -440 -168 -509 -1053 -79 -266 28 84 47 -928 -306 -401 179 -68 316 79 292 630 390 656 598 887 474 391 198 704 -118 -96 -150 195 221 638 113 -1566 -944 -1280 -1014 -525 -173 -847 -424 -956 -79 -296 242 -265 -116 -728 -451 447 -14 704 607 579 644 1034 306 512 87 662 1349 1875 1843 721 367 -737 -669 699 648 507 946 832 1139 179 -316 -1017 -1506 -1153 -1172 -1531 -1699 -2519 -1902 -1102 -646 509 343 1178 655 817 -424 -674 -533 -490 -284 304 1209 353 -429 -837 -1382 -656 27 -1397 -1346 -1211 -687 268 1511 1365 1018 816 52 -64 171 310 267 429 -11 363 519 877 485 943 -96 -171 689 433 242 -263 -500 -336 465 -34 119 300 813 -479 -224 -614 -802 -971 SS 20211005T175518.1Z 7948.746737 17 1 30.16 2 50.42 206.77 46.85 219.79 0.00 1 0.00 1 0 17 1.129e-02 7.860e-03 3.060e-03 1.502e-03 1.967483e-01 7.650719e-04 2.381567e-03 -6.000000e+00 6.537132e-03 226.93 -2.00 3.53 -2.00 316.23 0.00e+00 7.925402e-04 8.633136e-05 1.206178e-04 -6.000000e+00 2.924412e-04 284.75 -2.00 20.00 -2.00 315.50 0.00e+00 1.566 0.000 302.00 328.00 3 4.3654e+00 1.9861e-03 1.8581e-02 -6.0000e+00 1.6192e-02 3.7160e-02 2.2248e-03 1.0081e-02 -6.0000e+00 1.7585e-02 -2.3050e-03 1.2837e-03 4.9353e-03 -6.0000e+00 1.0494e-02 -6.9552e-03 5.9459e-04 1.4275e-03 -6.0000e+00 4.4578e-03 1.1423e-03 1.2683e-04 4.4565e-05 1.7650e-05 -6.0000e+00 3.2067e-04 -1.9175e-03 0.0000e+00 11 8 0 10 0 0 99.95 23.18 0.33 -0.00192 -0.00096 36 36 1 5 0 837.580 27.05 19.98 23.18 24.72 7.4 976.74 -1239 140 -2346 -3831 -1501 -699 361 -593 -335 -3020 -4419 -271 -541 795 104 -41 860 1708 1144 1178 427 1186 964 893 664 440 113 -493 897 997 1652 1631 -357 -2636 -2667 -3271 -2252 -509 -574 -895 -901 -213 -586 116 12 -271 -769 -899 -784 883 558 599 654 550 828 934 273 241 409 1104 1499 2086 2092 936 -36 -708 -815 296 765 243 1020 1015 1113 135 -522 -1248 -2085 -1611 -1501 -1459 -1490 -2285 -1612 -930 -289 138 585 838 891 636 1 -876 -265 -537 -360 319 1091 217 -203 -796 -1317 -671 -430 -1039 -1296 -843 -533 225 1025 928 780 583 102 -86 -54 -121 -63 306 178 101 476 455 532 578 50 -207 597 214 292 -140 -353 -224 160 81 -41 367 645 16 45 -371 -697 -881 -255 30 -497 -740 -257 -118 66 -121 -73 -684 -1000 -62 -140 228 33 -14 296 600 416 439 160 440 371 359 278 186 46 -187 319 359 625 658 -154 -1118 -1071 -1378 -1064 -279 -337 -588 -624 -151 -424 83 9 -190 -526 -596 -510 580 389 441 504 439 669 765 226 196 329 898 1287 1919 1876 857 -34 -614 -672 247 709 229 1008 1014 1083 125 -481 -1039 -1626 -1260 -1288 -1400 -1444 -2394 -1759 -1072 -356 166 723 1042 1077 776 1 -899 -279 -535 -389 378 1307 280 -260 -970 -1621 -776 -506 -1329 -1631 -1104 -727 318 1518 1336 1136 883 145 -111 -70 -157 -84 405 253 148 693 647 725 746 67 -264 752 284 381 -191 -496 -320 234 126 -63 572 1024 25 71 -569 -1119 -1390 SS 20211005T194945.6Z 7948.826223 91 1 30.65 2 64.66 236.30 64.00 246.89 0.00 1 0.00 1 0 17 2.089e-02 8.390e-03 1.223e-02 2.839e-03 2.868452e-01 1.442311e-03 3.425249e-03 -6.000000e+00 1.209465e-02 226.92 -2.00 3.53 -2.00 317.97 0.00e+00 1.022432e-03 2.511702e-04 3.977802e-04 -6.000000e+00 5.410966e-04 284.74 -2.00 20.00 -2.00 317.20 0.00e+00 2.322 0.000 302.00 328.00 3 4.5974e+00 3.8514e-03 2.7431e-02 -6.0000e+00 2.9957e-02 4.5606e-02 4.3692e-03 1.4749e-02 -6.0000e+00 3.2535e-02 -3.2551e-03 2.7498e-03 7.2822e-03 -6.0000e+00 1.9415e-02 -8.0754e-03 1.3969e-03 2.1210e-03 -6.0000e+00 8.2470e-03 3.7026e-04 -3.7109e-05 8.5822e-05 2.2678e-05 -6.0000e+00 5.9337e-04 -1.1933e-03 0.0000e+00 11 8 0 10 0 0 39.83 23.15 0.42 -0.00119 -0.00147 15 15 1 5 0 2043.200 26.94 20.01 23.15 25.15 7.2 977.51 122 -3068 3580 -10714 -1462 -4159 -7513 -2978 -2170 -3863 -9062 -1864 -5053 1952 -668 718 559 4066 1103 939 -881 2945 -2915 3318 -1250 441 -825 -3803 2148 -2303 2294 187 734 -3063 -3831 -5086 -1979 -1390 442 -1638 619 -704 711 866 -492 -702 -205 -1022 -1236 1932 354 1895 187 520 877 404 510 328 962 875 2073 2530 2901 1063 526 -803 -339 786 658 70 927 1151 1179 -202 -1341 -1261 -2407 -1144 -2093 -1175 -1103 -2356 -1907 -716 -337 426 397 1280 1071 676 21 -862 -155 -670 -566 -237 738 273 -389 -575 -1557 -711 -674 -1478 -1000 -582 -347 471 1260 1028 522 1020 126 -428 -111 -121 -329 309 16 110 388 604 434 413 -195 -491 935 26 -158 -217 -223 -483 99 -165 395 570 909 151 -212 -319 -586 -1064 9 -238 257 -806 -101 -298 -609 -259 -203 -375 -933 -195 -628 262 -104 119 97 715 208 183 -175 565 -620 701 -289 102 -187 -832 427 -498 515 47 194 -816 -981 -1381 -594 -494 183 -778 306 -332 338 412 -237 -370 -106 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