File name: Pandora167s1_KenoshaWI_20241224_L2Fit_fwvt1c3d20221227p1-8.txt File generation date: 20250102T160957.5Z Data description: Level 2 spectral fitting results file Data file version: fwvt1c3p1-8 Local principal investigator: Lukas Valin Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 167 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora167_OF_v4d20221026.txt Instrument calibration file used: Pandora167s1_CF_v3d20221227.txt Level 1 file used: Pandora167s1_KenoshaWI_20241224_L1_smca1c3d20221227p1-8.txt Full location name: Chiwaukee Prairie WDNR Short location name: KenoshaWI Country of location: United States Location latitude [deg]: 42.5047 Location longitude [deg]: -87.8093 Location altitude [m]: 181 Local noon date: 20241224 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 2 First and last pixel inside fitting window: 1646 1795 Nominal wavelengths inside fitting window [nm]: 492.0796 492.2005 492.3214 492.4422 492.5630 492.6839 492.8047 492.9254 493.0462 493.1669 493.2877 493.4084 493.5291 493.6498 493.7704 493.8911 494.0117 494.1323 494.2529 494.3735 494.4941 494.6146 494.7351 494.8556 494.9761 495.0966 495.2171 495.3375 495.4580 495.5784 495.6988 495.8191 495.9395 496.0598 496.1802 496.3005 496.4208 496.5411 496.6613 496.7816 496.9018 497.0220 497.1422 497.2624 497.3825 497.5027 497.6228 497.7429 497.8630 497.9831 498.1031 498.2232 498.3432 498.4632 498.5832 498.7032 498.8231 498.9431 499.0630 499.1829 499.3028 499.4227 499.5425 499.6624 499.7822 499.9020 500.0218 500.1415 500.2613 500.3810 500.5008 500.6205 500.7402 500.8598 500.9795 501.0991 501.2187 501.3383 501.4579 501.5775 501.6970 501.8166 501.9361 502.0556 502.1751 502.2946 502.4140 502.5334 502.6529 502.7723 502.8916 503.0110 503.1304 503.2497 503.3690 503.4883 503.6076 503.7268 503.8461 503.9653 504.0845 504.2037 504.3229 504.4421 504.5612 504.6804 504.7995 504.9186 505.0376 505.1567 505.2757 505.3948 505.5138 505.6328 505.7517 505.8707 505.9896 506.1086 506.2275 506.3464 506.4652 506.5841 506.7029 506.8218 506.9406 507.0593 507.1781 507.2969 507.4156 507.5343 507.6530 507.7717 507.8904 508.0090 508.1277 508.2463 508.3649 508.4835 508.6020 508.7206 508.8391 508.9576 509.0761 509.1946 509.3131 509.4315 509.5499 509.6683 509.7867 509.9051 --------------------------------------------------------------------------------------- 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: Water vapor slant column amount [moles per square meter], -9e99=fitting not successful Column 23: Independent uncertainty of water vapor 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 water vapor 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 water vapor 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 water vapor 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: Water vapor effective temperature [K] Column 28: Independent uncertainty of water vapor 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 water vapor 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 water vapor 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 water vapor fitting wavelength [nm], -9=fitting not successful Column 32: Diffuse correction applied before fitting at effective fitting wavelength for water vapor [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 33: Nitrogen dioxide slant column amount [moles per square meter], -9e99=fitting not successful Column 34: Independent uncertainty of nitrogen 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 nitrogen 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 nitrogen 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 nitrogen 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: Nitrogen dioxide effective temperature [K] Column 39: Independent uncertainty of nitrogen 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 nitrogen 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 nitrogen 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 nitrogen dioxide fitting wavelength [nm], -9=fitting not successful Column 43: Diffuse correction applied before fitting at effective fitting wavelength for nitrogen dioxide [%], 0=no diffuse correction applied or fitting not requested, >0=measured diffuse correction, <0=(negative value of) calculated diffuse correction Column 44: Ozone slant column amount [moles per square meter], -9e99=fitting not successful Column 45: 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 46: 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 47: 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 48: 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 49: Ozone effective temperature [K] Column 50: 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 51: 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 52: 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 53: Effective ozone fitting wavelength [nm], -9=fitting not successful Column 54: 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 55: Molecular scattering air mass factor used for molecular scattering subtraction before the fitting Column 56: Estimated uncertainty of molecular scattering air mass factor, -9=molecular scattering was not subtracted before the fitting Column 57: Lower limit used for wavelength scaling [nm] Column 58: Upper limit used for wavelength scaling [nm] Column 59: Order of smoothing polynomial Column 60: Smoothing polynomial coefficient, order 0 Column 61: Independent uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 62: Structured uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 63: Common uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 64: rms-based uncertainty of smoothing polynomial coefficient, order 0, -9=fitting not successful Column 65: Smoothing polynomial coefficient, order 1 Column 66: Independent uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 67: Structured uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 68: Common uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 69: rms-based uncertainty of smoothing polynomial coefficient, order 1, -9=fitting not successful Column 70: Mean value of measured data inside fitting window [same units as measurements] Column 71: Wavelength change polynomial coefficient, order 0 Column 72: Independent uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 73: Structured uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 74: Common uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 75: rms-based uncertainty of wavelength change polynomial coefficient, order 0, -9=fitting not successful Column 76: L1 based wavelength change coefficient, order 0, -9=no L1 wavelength change determination Column 77: L1 based wavelength change coefficient, order 1, -9=no L1 wavelength change determination Column 78: 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 79: 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 80: 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 81: 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 82: 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 83: 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 84: Atmospheric variability [%], 999=no atmospheric variability was determined Column 85: Wavelength effective temperature [°C], 999=no effective temperature given Column 86: Estimated average residual stray light level [%] (only valid for stray light correction methods 2 and higher) Column 87: Retrieved wavelength shift from L1 data [nm], -9=no wavelength change determination Column 88: Retrieved total wavelength shift [nm], -9=no wavelength change fitting Column 89: Number of bright count cycles Column 90: Number of dark count cycles Column 91: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 92: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 93: Sum over 2^i, 0=spectra were interpolated in time, 1=spectra are corrected for off-target signal Column 94: Integration time [ms] Column 95: Temperature at electronics board [°C], 999=no temperature signal Column 96: Spectrometer control temperature [°C], 999=no temperature signal Column 97: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 98: Temperature in head sensor [°C], 999=no temperature signal Column 99: Azimuth motor temperature [°C], 999=no temperature signal Column 100: Humidity in head sensor [%], -9=no humidity signal Column 101: Pressure in head sensor [hPa], -9=no pressure signal Columns 102-251: Unweighted slant column residuals for each pixel inside the fitting window multiplied by 1e5, 9e5=pixel was not used for fitting Columns 252-401: 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 --------------------------------------------------------------------------------------- SQ 20241224T150406.0Z 9124.627847 335 1 2.36 2 76.32 141.02 61.11 217.54 0.00 1 0.00 1 0 15 4.480e-03 4.476e-03 1.031e-03 1.030e-03 5.936540e+02 5.786633e+01 3.054488e+01 -6.000000e+00 2.501412e+02 274.20 -2.00 20.00 -2.00 505.24 0.00e+00 4.226975e-04 2.820735e-05 2.020771e-05 -6.000000e+00 1.253949e-04 274.20 -2.00 20.00 -2.00 500.38 0.00e+00 2.128696e-01 2.075638e-02 8.505008e-03 -6.000000e+00 9.109964e-02 222.77 -2.00 3.54 -2.00 501.98 0.00e+00 4.132 0.001 489.00 513.00 1 4.1949e+00 1.5892e-03 5.8435e-03 -6.0000e+00 6.9723e-03 1.6807e-02 4.1213e-04 3.5227e-04 -6.0000e+00 1.8091e-03 1.6272e-02 -1.1610e-04 1.1468e-04 7.9528e-06 -6.0000e+00 5.1043e-04 -7.2475e-02 -4.8541e-06 12 9 1 12 1 1 12.43 19.78 1.25 -0.07248 -0.07328 7 33 1 4 0 294.100 22.80 15.00 19.78 7.10 32.80 36.5 1007.70 -1113 -840 -448 -414 -303 311 499 779 557 578 458 -75 -317 -304 -537 -591 -636 -58 174 74 200 233 465 528 555 628 607 -169 -262 -332 -421 -662 -206 -18 -24 -106 153 -110 231 28 230 77 345 456 491 707 718 537 294 -177 -560 -746 -966 -810 -514 -288 -380 -71 -45 340 609 734 495 541 697 390 288 66 -287 -298 -393 -234 -324 89 98 -336 -335 -450 -469 -445 -362 -457 -678 -388 -250 -438 -475 -166 115 -69 313 477 495 443 546 434 300 21 -366 -450 -820 -816 -352 60 -371 -374 -402 -376 -215 74 -214 -130 200 278 589 893 748 737 531 657 367 264 626 304 47 272 203 215 418 340 -60 -139 -101 -698 -559 -297 -309 -558 -232 47 -93 127 374 375 258 -48 -199 -454 -510 -585 -1104 -834 -445 -415 -308 321 515 811 583 602 472 -78 -325 -308 -541 -595 -646 -59 180 77 208 243 484 551 581 657 633 -176 -272 -338 -426 -666 -209 -18 -25 -111 160 -115 237 29 233 79 352 471 511 726 748 554 300 -180 -559 -741 -945 -789 -507 -286 -380 -72 -46 346 617 745 505 552 707 393 286 66 -284 -292 -381 -230 -314 87 97 -333 -329 -437 -458 -432 -351 -446 -656 -378 -245 -428 -467 -163 113 -68 309 476 491 444 546 431 298 21 -357 -431 -779 -777 -341 59 -367 -374 -401 -371 -210 73 -210 -130 198 278 592 900 746 736 529 658 363 262 615 299 47 269 201 212 412 334 -58 -136 -97 -664 -537 -286 -297 -546 -226 47 -91 125 368 371 256 -47 -196 -446 -491 -566 SQ 20241224T220348.7Z 9124.919314 565 1 51.89 2 87.85 235.02 130.63 294.47 0.00 1 0.00 1 0 36 6.860e-03 6.820e-03 1.628e-03 1.624e-03 3.454767e+03 9.903639e+01 2.461091e+02 -6.000000e+00 3.828893e+02 274.18 -2.00 20.00 -2.00 505.35 0.00e+00 4.476891e-03 4.483295e-05 2.384006e-04 -6.000000e+00 1.920958e-04 274.18 -2.00 20.00 -2.00 500.88 0.00e+00 1.077623e+00 3.231339e-02 4.782462e-02 -6.000000e+00 1.400130e-01 222.78 -2.00 3.54 -2.00 502.40 0.00e+00 15.754 0.074 489.00 513.00 1 6.4073e+00 2.4644e-03 2.5353e-02 -6.0000e+00 1.0702e-02 -1.6364e-02 6.3309e-04 1.5521e-03 -6.0000e+00 2.8001e-03 3.1195e-04 2.0401e-03 1.8134e-04 1.0565e-04 -6.0000e+00 7.8369e-04 8.6006e-04 -5.9192e-04 12 8 8 10 0 0 99.92 19.73 2.48 0.00086 0.01501 14 3 1 4 0 3705.670 22.71 15.00 19.73 7.10 35.10 37.2 1006.78 900000 -1685 -469 -391 -352 689 464 1559 1090 447 459 444 -632 -526 -616 -916 -682 38 372 109 375 542 253 824 881 593 981 -33 -412 -817 -879 -1172 -500 92 -107 121 98 470 113 -82 269 -84 511 294 770 813 888 1093 110 -327 -628 -1053 -2022 -1298 -942 -662 -147 -414 176 300 853 757 592 769 1256 739 319 9 -63 -835 -327 -470 -342 -301 1 -604 -392 -1003 -702 -439 -884 -655 -722 -795 -339 -462 -295 -363 154 24 213 411 518 1000 670 778 346 -448 -152 -747 -912 -1297 -492 -454 -876 -487 -540 -497 -468 -382 -226 -194 470 344 688 1562 1534 867 727 849 476 330 935 414 177 189 521 117 846 479 -256 -135 -1 -730 -1078 -563 -878 -303 -284 -118 555 448 810 341 214 287 413 -406 -543 -1555 900000 -1556 -423 -364 -337 671 445 1499 1057 434 440 419 -595 -509 -592 -882 -638 36 359 107 371 539 253 824 887 580 956 -33 -413 -802 -846 -1124 -483 91 -106 121 98 466 112 -81 265 -84 512 299 791 814 890 1124 112 -331 -623 -1026 -1961 -1251 -921 -665 -146 -419 179 305 864 772 608 790 1280 750 321 9 -62 -821 -317 -455 -333 -296 1 -603 -386 -982 -677 -421 -851 -632 -701 -780 -334 -459 -294 -363 153 24 214 415 514 998 671 772 349 -447 -148 -718 -868 -1241 -476 -452 -872 -490 -545 -496 -465 -380 -227 -199 487 352 709 1610 1595 913 766 888 494 339 947 421 182 195 539 122 875 497 -267 -140 -1 -741 -1094 -572 -909 -318 -294 -123 583 475 861 366 231 309 439 -428 -563 -1609