File name: Pandora118s1_Cabauw_20210621_L2Fit_fout2c5d20200722p1-8.txt File generation date: 20240927T094934.5Z Data description: Level 2 spectral fitting results file Data file version: fout2c5p1-8 Local principal investigator: Ankie Piters Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 118 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora118_OF_v3d20200505.txt Instrument calibration file used: Pandora118s1_CF_v5d20200722.txt Level 1 file used: Pandora118s1_Cabauw_20210621_L1_smca1c5d20200722p1-8.txt Full location name: Cabauw Short location name: Cabauw Country of location: Netherlands Location latitude [deg]: 51.9704 Location longitude [deg]: 4.9262 Location altitude [m]: 0 Local noon date: 20210621 Notes on s-number (L1 configuration): Corrections NOT applied although requested by the s-number are latency correction, radiometric temperature correction, matrix method stray light correction (replaced by simple method) Data caveats: redoS02 First and last pixel inside fitting window: 234 375 Nominal wavelengths inside fitting window [nm]: 305.1092 305.2503 305.3913 305.5324 305.6734 305.8144 305.9554 306.0964 306.2374 306.3784 306.5193 306.6603 306.8012 306.9421 307.0831 307.2240 307.3649 307.5057 307.6466 307.7875 307.9283 308.0692 308.2100 308.3508 308.4916 308.6324 308.7732 308.9139 309.0547 309.1954 309.3362 309.4769 309.6176 309.7583 309.8990 310.0397 310.1804 310.3210 310.4616 310.6023 310.7429 310.8835 311.0241 311.1647 311.3053 311.4458 311.5864 311.7269 311.8675 312.0080 312.1485 312.2890 312.4295 312.5699 312.7104 312.8509 312.9913 313.1317 313.2721 313.4125 313.5529 313.6933 313.8337 313.9740 314.1144 314.2547 314.3950 314.5354 314.6757 314.8159 314.9562 315.0965 315.2367 315.3770 315.5172 315.6574 315.7977 315.9379 316.0780 316.2182 316.3584 316.4985 316.6387 316.7788 316.9189 317.0590 317.1991 317.3392 317.4793 317.6193 317.7594 317.8994 318.0394 318.1795 318.3195 318.4594 318.5994 318.7394 318.8794 319.0193 319.1592 319.2991 319.4391 319.5790 319.7188 319.8587 319.9986 320.1384 320.2783 320.4181 320.5579 320.6977 320.8375 320.9773 321.1171 321.2568 321.3966 321.5363 321.6760 321.8158 321.9555 322.0951 322.2348 322.3745 322.5141 322.6538 322.7934 322.9330 323.0726 323.2122 323.3518 323.4914 323.6310 323.7705 323.9100 324.0496 324.1891 324.3286 324.4681 324.6076 324.7470 324.8865 --------------------------------------------------------------------------------------- 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 20210621T113708.5Z 7842.484126 412 1 49.35 2 28.55 177.58 127.80 61.73 0.00 1 0.00 1 0 17 8.820e-03 6.374e-03 2.324e-03 1.549e-03 1.727951e-01 8.104262e-04 2.290928e-03 -6.000000e+00 5.148258e-03 233.63 -2.00 3.84 -2.00 315.05 0.00e+00 2.651384e-04 6.810904e-05 2.146780e-05 -6.000000e+00 2.205802e-04 281.17 -2.00 20.00 -2.00 314.46 0.00e+00 1.138 0.000 302.00 328.00 3 5.2691e+00 2.1065e-03 1.5278e-02 -6.0000e+00 1.2989e-02 2.8096e-02 2.3259e-03 9.9391e-03 -6.0000e+00 1.4021e-02 4.2753e-03 1.3287e-03 4.8154e-03 -6.0000e+00 8.2997e-03 -5.0094e-03 5.8967e-04 1.3295e-03 -6.0000e+00 3.5256e-03 7.2896e-04 6.3583e-05 4.3065e-05 1.6981e-05 -6.0000e+00 2.3593e-04 1.1182e-02 0.0000e+00 10 0 0 10 0 0 99.99 20.25 0.20 0.01118 0.01166 24 5 1 5 0 2055.920 20.25 15.01 16.56 20.53 22.5 953.26 690 -782 -1218 -4295 -817 -1606 1415 1703 1827 -665 -2049 -1214 62 253 92 -74 700 394 367 -84 -611 1239 1012 388 -238 -59 35 -361 1272 -315 2588 1965 1399 -1794 -1617 -717 -1041 319 -38 -383 -1090 -850 -604 -484 -241 -900 -793 -748 -712 1017 758 1426 1125 521 587 730 292 203 415 963 1019 858 1216 293 -495 -693 -66 578 274 -138 227 110 623 166 99 590 -338 -195 -443 -1038 -1083 -1681 -1756 -1064 -792 -532 -150 144 205 91 20 22 591 316 157 598 1327 509 -322 -382 -281 -350 -146 -547 -1032 -444 -698 -358 29 241 240 288 299 222 439 131 -12 156 -191 -469 -212 267 443 896 428 220 1550 921 429 189 -83 -48 -48 18 -105 -198 243 -202 -363 -246 -445 -551 221 -262 -404 -1330 -224 -443 408 539 617 -231 -700 -426 24 105 41 -35 329 189 180 -42 -309 614 516 206 -130 -33 19 -184 608 -153 1274 1015 757 -969 -824 -371 -591 201 -27 -298 -882 -701 -503 -401 -199 -739 -635 -584 -546 778 605 1173 954 455 518 650 262 180 365 852 929 823 1215 299 -487 -639 -58 507 258 -139 238 118 655 170 95 528 -287 -162 -391 -988 -1099 -1796 -1931 -1205 -939 -652 -188 183 258 111 23 23 601 323 168 679 1594 644 -412 -474 -335 -399 -166 -652 -1290 -567 -917 -480 40 341 344 407 405 286 535 158 -14 197 -254 -643 -292 362 587 1148 534 266 1818 1111 537 244 -110 -63 -64 25 -151 -289 358 -303 -540 -359 -640 -780 SS 20210621T120911.4Z 7842.506382 428 1 8.08 2 29.00 192.86 123.61 69.27 0.00 1 0.00 1 0 17 1.031e-02 7.541e-03 6.588e-03 4.505e-03 1.788719e-01 2.361347e-03 2.358771e-03 -6.000000e+00 6.016134e-03 233.63 -2.00 3.84 -2.00 314.92 0.00e+00 2.194272e-04 1.939469e-04 1.972304e-05 -6.000000e+00 2.577468e-04 281.17 -2.00 20.00 -2.00 314.35 0.00e+00 1.143 0.000 302.00 328.00 3 5.1943e+00 6.1298e-03 1.5539e-02 -6.0000e+00 1.5178e-02 4.3690e-02 6.7647e-03 1.0243e-02 -6.0000e+00 1.6384e-02 -5.4408e-03 3.8634e-03 4.9632e-03 -6.0000e+00 9.6984e-03 -1.2285e-03 1.7087e-03 1.3635e-03 -6.0000e+00 4.1204e-03 7.6984e-04 8.5607e-05 1.2487e-04 1.7474e-05 -6.0000e+00 2.7566e-04 1.0204e-02 0.0000e+00 12 9 1 12 1 1 999.00 20.35 0.50 0.01020 0.01085 2 4 1 5 0 2634.510 20.35 15.01 16.61 21.26 22.6 957.43 -48 2068 -589 -2485 -1574 659 2274 1166 2313 1489 -1090 -2821 -1625 -2371 877 519 -167 949 -187 319 -1233 878 1610 -1421 -1166 547 79 -73 1948 -722 1018 1720 1666 -1246 -3069 -1934 -2041 -12 1384 -173 -473 428 -1011 -1601 -43 -434 -1073 -1381 -1116 731 1322 1996 534 708 1559 245 516 -687 786 1953 637 1091 1583 800 -435 -675 -449 694 636 45 -298 275 114 -652 301 176 -559 -208 -948 -1269 -393 -1301 -1483 -978 -856 -158 -156 385 139 117 455 -173 883 433 -221 632 912 108 267 323 -43 -232 -248 -1074 -1085 -849 -473 -634 -516 -83 338 101 287 -494 262 154 208 203 -83 100 -320 619 125 1046 738 122 1214 1523 1011 57 -52 -541 101 152 -455 129 475 -675 -433 -133 -648 -329 -16 710 -203 -795 -457 187 683 387 811 530 -385 -1045 -649 -1037 404 249 -82 469 -95 165 -643 449 841 -784 -660 310 44 -38 953 -361 521 912 922 -690 -1627 -1039 -1194 -8 996 -136 -385 354 -852 -1349 -36 -359 -870 -1095 -868 567 1061 1650 459 624 1376 220 466 -619 695 1727 586 1048 1580 815 -430 -627 -399 613 599 46 -315 292 120 -671 292 159 -479 -175 -845 -1216 -398 -1391 -1628 -1106 -1012 -192 -195 486 174 141 519 -187 900 443 -238 716 1095 137 339 399 -50 -263 -280 -1283 -1351 -1082 -617 -845 -706 -117 481 142 387 -635 319 184 253 256 -109 136 -437 832 165 1331 914 147 1422 1824 1256 73 -68 -715 135 208 -648 187 694 -1006 -639 -193 -925 -461 SS 20210621T121323.4Z 7842.509298 431 1 49.10 2 29.16 194.81 123.05 70.22 0.00 1 0.00 1 0 17 7.615e-03 6.053e-03 9.430e-04 5.701e-04 1.706938e-01 2.965595e-04 2.269232e-03 -6.000000e+00 4.445902e-03 233.63 -2.00 3.84 -2.00 315.48 0.00e+00 2.039145e-04 2.707236e-05 2.260008e-05 -6.000000e+00 1.904680e-04 281.17 -2.00 20.00 -2.00 314.86 0.00e+00 1.145 0.000 302.00 328.00 3 3.0678e+00 7.7477e-04 1.5263e-02 -6.0000e+00 1.1217e-02 1.8735e-02 8.5683e-04 9.8568e-03 -6.0000e+00 1.2107e-02 3.5568e-03 4.8963e-04 4.7695e-03 -6.0000e+00 7.1669e-03 -4.9436e-03 2.2091e-04 1.3078e-03 -6.0000e+00 3.0451e-03 6.6048e-03 6.9751e-05 1.5939e-05 1.6592e-05 -6.0000e+00 2.0370e-04 9.7764e-03 0.0000e+00 10 0 0 10 0 0 99.99 20.35 0.29 0.00978 0.01030 651 142 1 5 0 75.410 20.35 15.01 16.62 21.55 22.7 959.85 -705 -340 -1816 -2839 -1238 -468 1253 1161 710 -772 -910 453 -85 154 27 -548 65 151 469 811 -369 858 933 367 81 97 -45 -487 780 1519 1639 1916 870 -1573 -1200 -772 -823 -451 -459 -881 -900 -731 -782 -627 -522 -841 -648 -889 -467 695 720 721 1046 704 756 823 507 306 494 879 1147 1155 1443 451 -597 -64 -380 691 675 21 252 -67 420 46 -9 323 -220 242 -97 -873 -883 -1808 -1713 -1095 -867 -654 -348 127 165 36 215 231 849 757 364 475 1013 272 -436 -286 -341 -234 94 -330 -1077 -812 -837 -397 120 92 29 90 108 145 418 472 268 343 65 -383 -220 147 259 619 750 327 1401 1020 305 294 -66 91 100 45 -142 -349 228 -248 -441 -287 -391 -375 -193 -97 -515 -724 -302 -113 321 334 204 -227 -258 132 -28 56 11 -233 28 66 211 373 -172 390 438 181 41 51 -23 -226 333 644 727 896 436 -780 -547 -361 -433 -258 -312 -677 -677 -564 -615 -489 -405 -644 -514 -679 -344 513 563 551 834 584 636 702 437 261 413 740 1012 1097 1461 441 -592 -57 -316 568 614 21 257 -70 430 44 -9 274 -184 196 -85 -807 -902 -1880 -1857 -1247 -1063 -799 -442 164 209 43 248 241 865 773 376 539 1264 347 -566 -353 -417 -266 106 -405 -1340 -1050 -1132 -556 164 132 44 129 154 189 530 578 338 431 89 -553 -318 208 355 798 916 404 1655 1257 377 381 -88 123 138 65 -207 -525 350 -390 -686 -432 -571 -531