File name: Pandora84s1_Rotterdam-Haven_20240925_L2Fit_fout2c2d20240321p1-8.txt File generation date: 20250426T150645.1Z Data description: Level 2 spectral fitting results file Data file version: fout2c2p1-8 Local principal investigator: Alexander Cede Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 84 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora84_OF_v3d20231130.txt Instrument calibration file used: Pandora84s1_CF_v2d20240321.txt Level 1 file used: Pandora84s1_Rotterdam-Haven_20240925_L1_smca1c2d20240321p1-8.txt Full location name: De Slufter Visitor Centre Short location name: Rotterdam-Haven Country of location: Netherlands Location latitude [deg]: 51.9335 Location longitude [deg]: 3.9998 Location altitude [m]: 0 Local noon date: 20240925 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 lab analysis First and last pixel inside fitting window: 197 339 Nominal wavelengths inside fitting window [nm]: 305.0841 305.2250 305.3659 305.5068 305.6477 305.7886 305.9294 306.0703 306.2111 306.3519 306.4928 306.6336 306.7744 306.9151 307.0559 307.1967 307.3374 307.4782 307.6189 307.7596 307.9003 308.0410 308.1817 308.3224 308.4631 308.6037 308.7444 308.8850 309.0256 309.1662 309.3068 309.4474 309.5880 309.7286 309.8691 310.0097 310.1502 310.2907 310.4312 310.5717 310.7122 310.8527 310.9932 311.1336 311.2741 311.4145 311.5549 311.6953 311.8357 311.9761 312.1165 312.2569 312.3972 312.5376 312.6779 312.8182 312.9585 313.0988 313.2391 313.3794 313.5197 313.6599 313.8002 313.9404 314.0806 314.2208 314.3610 314.5012 314.6414 314.7816 314.9217 315.0619 315.2020 315.3421 315.4822 315.6223 315.7624 315.9025 316.0426 316.1826 316.3227 316.4627 316.6027 316.7427 316.8827 317.0227 317.1627 317.3027 317.4426 317.5826 317.7225 317.8624 318.0023 318.1422 318.2821 318.4220 318.5618 318.7017 318.8415 318.9814 319.1212 319.2610 319.4008 319.5406 319.6803 319.8201 319.9599 320.0996 320.2393 320.3790 320.5187 320.6584 320.7981 320.9378 321.0774 321.2171 321.3567 321.4964 321.6360 321.7756 321.9152 322.0548 322.1943 322.3339 322.4734 322.6130 322.7525 322.8920 323.0315 323.1710 323.3105 323.4499 323.5894 323.7288 323.8683 324.0077 324.1471 324.2865 324.4259 324.5653 324.7046 324.8440 324.9833 --------------------------------------------------------------------------------------- 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 20240925T081433.0Z 9034.343437 293 1 8.16 2 67.73 123.82 33.70 237.01 0.00 1 0.00 1 0 17 4.744e-02 8.978e-03 2.904e-02 5.760e-03 3.606097e-01 2.911936e-03 4.645158e-03 -6.000000e+00 2.728342e-02 227.21 -2.00 3.84 -2.00 318.04 0.00e+00 1.047141e-03 5.164458e-04 2.978144e-04 -6.000000e+00 1.193256e-03 279.01 -2.00 20.00 -2.00 317.37 0.00e+00 2.616 0.000 302.00 328.00 3 4.3263e+00 7.8058e-03 3.3035e-02 -6.0000e+00 6.7749e-02 2.2270e-02 8.8435e-03 2.0129e-02 -6.0000e+00 7.3749e-02 -1.9769e-03 5.7064e-03 9.9392e-03 -6.0000e+00 4.3866e-02 -5.3358e-03 2.9185e-03 2.8938e-03 -6.0000e+00 1.8366e-02 3.2998e-04 1.4210e-04 1.6891e-04 3.1927e-05 -6.0000e+00 1.3368e-03 3.2981e-03 4.3726e-05 12 9 1 12 1 1 999.00 24.47 0.39 0.00330 0.00437 2 2 1 5 0 2715.450 33.00 20.00 24.47 21.96 1.4 946.25 -7282 -8493 -24897 -20007 -5917 -25702 -17928 -10114 1962 -1727 2756 -5402 -10877 -1753 2826 2097 13496 -9856 1680 5993 -2946 -1246 1575 1608 -347 -3151 -5206 -5182 -2815 2283 3820 -1677 2716 -3476 -5391 5347 -247 -1369 -962 -602 -2397 2580 319 -1016 -618 2916 3402 1353 -304 1256 2352 -150 -1150 560 1272 2254 221 1105 515 -30 -374 1362 3045 1166 -639 -844 -1024 1161 -38 -429 691 -281 1675 -362 -484 1465 797 -1494 -1537 -1063 -772 -2093 -1305 -441 -218 -113 494 590 216 276 75 -932 -237 -256 -905 -615 293 350 -643 90 -808 -911 -872 -1062 -401 -1435 -1201 -901 423 860 961 820 416 211 71 -868 -395 464 411 184 43 1130 88 497 1086 122 473 1124 612 272 419 -518 198 607 311 -315 -36 -50 -200 -239 -874 -480 -517 -421 -549 -1944 -1394 -326 -1704 -1188 -699 133 -128 198 -455 -1130 -197 354 296 1812 -1611 283 1007 -499 -229 293 290 -67 -655 -1098 -1035 -579 459 833 -390 662 -918 -1376 1237 -67 -445 -344 -249 -1103 1187 155 -506 -308 1409 1621 653 -150 630 1255 -82 -677 343 803 1446 147 723 332 -20 -254 919 2215 922 -511 -634 -734 820 -30 -354 612 -259 1499 -314 -387 1107 559 -1059 -1183 -867 -709 -2022 -1336 -472 -235 -130 592 682 249 321 81 -990 -234 -255 -982 -701 351 464 -853 115 -1029 -1129 -1033 -1315 -502 -1911 -1589 -1253 619 1283 1514 1245 642 304 100 -1184 -542 663 597 280 66 1679 128 726 1501 172 641 1566 879 402 653 -843 314 1007 525 -558 -65 -93 -367 -424 -1493 -823 -877 SS 20240925T101538.8Z 9034.427532 331 1 54.21 2 55.68 155.57 50.95 266.38 0.00 1 0.00 1 0 17 9.406e-03 7.698e-03 1.429e-04 1.017e-04 2.467764e-01 5.283188e-05 3.250566e-03 -6.000000e+00 5.417296e-03 227.19 -2.00 3.84 -2.00 314.62 0.00e+00 4.805172e-04 4.237230e-06 2.899780e-05 -6.000000e+00 2.367949e-04 279.00 -2.00 20.00 -2.00 314.15 0.00e+00 1.768 0.000 302.00 328.00 3 -4.2179e-01 1.3466e-04 2.2391e-02 -6.0000e+00 1.3452e-02 2.6175e-01 1.5012e-04 1.3677e-02 -6.0000e+00 1.4635e-02 1.0754e-01 8.5758e-05 6.7186e-03 -6.0000e+00 8.7051e-03 7.1482e-03 3.7509e-05 1.9063e-03 -6.0000e+00 3.6505e-03 8.6975e-02 1.5945e-03 2.8611e-06 2.5440e-05 -6.0000e+00 2.6485e-04 1.2241e-03 4.1223e-04 12 9 1 12 40 32 99.99 24.68 2.86 0.00122 0.01321 2857 300 1 5 0 18.970 33.00 20.00 24.68 22.74 1.4 954.15 -1283 -1030 -1213 -2406 -2170 -1489 -546 124 -435 -1869 -2383 -1643 -1290 -363 169 -71 413 865 1072 1273 763 988 1561 1296 1130 894 626 422 703 1393 1841 2139 1360 -892 -1790 -1738 -1700 -337 -382 -836 -959 -824 -810 -508 -132 -223 -467 -512 -776 55 342 477 724 783 730 939 895 274 162 447 708 1529 1887 1492 399 -110 -920 -521 651 494 408 532 588 579 207 -461 -838 -943 -862 -1137 -1393 -1988 -2287 -1721 -1093 -659 -257 21 295 343 303 -66 -94 275 103 138 700 675 80 -480 -899 -948 -192 -68 -635 -773 -679 -544 286 666 660 467 272 93 65 262 349 377 344 78 49 318 596 808 808 290 632 1162 780 543 41 -192 6 156 47 -78 209 202 -189 -391 -862 -1151 -1149 -431 -354 -421 -827 -705 -466 -170 43 -157 -714 -907 -611 -536 -155 78 -36 205 443 568 666 406 520 839 735 645 527 365 239 372 758 1013 1213 801 -541 -1068 -1031 -1067 -227 -278 -661 -797 -690 -695 -436 -112 -188 -396 -422 -646 46 291 419 648 714 682 889 856 261 151 414 678 1515 1910 1549 418 -109 -901 -499 645 521 443 595 649 623 216 -456 -774 -861 -807 -1132 -1472 -2196 -2615 -2002 -1319 -823 -327 27 376 424 357 -75 -102 298 116 162 858 864 105 -620 -1106 -1120 -221 -79 -781 -972 -869 -706 377 905 910 651 368 120 81 311 415 466 434 101 64 412 759 993 956 332 705 1302 906 651 50 -237 8 197 61 -102 278 271 -252 -512 -1107 -1450 -1417 SS 20240925T123603.5Z 9034.525041 381 1 0.88 2 54.62 198.68 71.60 291.35 0.00 1 0.00 1 0 17 1.394e-02 8.325e-03 8.876e-03 5.283e-03 2.469598e-01 2.703158e-03 3.247939e-03 -6.000000e+00 8.018164e-03 227.18 -2.00 3.84 -2.00 315.64 0.00e+00 1.849053e-04 2.615508e-04 7.593700e-05 -6.000000e+00 3.505960e-04 278.98 -2.00 20.00 -2.00 315.04 0.00e+00 1.722 0.000 302.00 328.00 3 2.8442e+00 6.9583e-03 2.2045e-02 -6.0000e+00 1.9910e-02 3.7007e-02 7.7790e-03 1.3666e-02 -6.0000e+00 2.1670e-02 -4.4069e-03 4.4549e-03 6.7254e-03 -6.0000e+00 1.2890e-02 -2.0927e-03 1.9869e-03 1.8728e-03 -6.0000e+00 5.3994e-03 4.0853e-03 3.2121e-04 1.5315e-04 2.4492e-05 -6.0000e+00 3.9271e-04 4.7520e-04 3.9984e-05 12 9 1 12 1 1 999.00 24.85 0.23 0.00048 0.00289 1 13 1 5 0 434.310 33.25 20.00 24.85 22.65 1.4 952.28 720 2127 -2470 -6058 -3921 -1000 -157 -2946 782 -1303 -5396 -4825 -312 3145 293 2532 2145 552 -91 1421 1340 548 2184 1577 -623 981 845 -301 -1635 120 1971 709 1009 -224 -3595 -3543 -673 -2241 890 860 -1534 26 -936 -432 1087 51 -893 -427 -658 -56 -578 374 113 6 1771 1447 876 436 887 -6 805 1963 1975 926 695 -293 -184 -333 1209 500 -250 300 372 275 -216 -24 -252 -644 104 -1782 -1132 -883 -2767 -1177 -1066 -67 -87 488 808 424 246 -892 -1107 294 -431 -591 -304 554 -16 369 -538 -909 -539 149 -868 -1081 -822 -1275 866 451 796 -238 538 -160 293 316 28 735 508 274 347 464 569 -103 463 583 766 911 636 293 633 901 -648 206 -590 -240 364 -466 -514 -253 -695 -458 -226 179 560 -685 -1605 -982 -237 -39 -790 222 -393 -1566 -1448 -100 1114 113 975 861 233 -40 601 573 235 948 726 -291 465 417 -140 -724 55 887 348 500 -113 -1764 -1738 -354 -1270 557 592 -1120 19 -696 -321 792 37 -644 -311 -471 -40 -424 290 89 5 1478 1190 733 363 750 -5 683 1706 1789 890 654 -265 -161 -289 1075 485 -248 306 376 275 -207 -21 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