File name: Pandora200s1_GrandForksND_20240430_L2Fit_fout2c3d20230515p1-8.txt File generation date: 20241123T130427.6Z Data description: Level 2 spectral fitting results file Data file version: fout2c3p1-8 Local principal investigator: Mafany Ndiva Mongoh Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 200 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora200_OF_v3d20210115.txt Instrument calibration file used: Pandora200s1_CF_v3d20230515.txt Level 1 file used: Pandora200s1_GrandForksND_20240430_L1_smca1c3d20230515p1-8.txt Full location name: University of North Dakota Grand Forks ND Short location name: GrandForksND Country of location: United States Location latitude [deg]: 47.9219 Location longitude [deg]: -97.0865 Location altitude [m]: 256 Local noon date: 20240430 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: Anafld, based on Oob session 2." First and last pixel inside fitting window: 195 337 Nominal wavelengths inside fitting window [nm]: 305.0016 305.1427 305.2839 305.4250 305.5662 305.7073 305.8484 305.9895 306.1306 306.2717 306.4128 306.5538 306.6949 306.8359 306.9770 307.1180 307.2590 307.4000 307.5410 307.6819 307.8229 307.9639 308.1048 308.2457 308.3866 308.5276 308.6685 308.8093 308.9502 309.0911 309.2319 309.3728 309.5136 309.6544 309.7952 309.9360 310.0768 310.2176 310.3583 310.4991 310.6398 310.7805 310.9213 311.0620 311.2027 311.3433 311.4840 311.6247 311.7653 311.9059 312.0466 312.1872 312.3278 312.4684 312.6090 312.7495 312.8901 313.0306 313.1712 313.3117 313.4522 313.5927 313.7332 313.8737 314.0141 314.1546 314.2950 314.4355 314.5759 314.7163 314.8567 314.9971 315.1374 315.2778 315.4182 315.5585 315.6988 315.8391 315.9794 316.1197 316.2600 316.4003 316.5405 316.6808 316.8210 316.9613 317.1015 317.2417 317.3819 317.5220 317.6622 317.8024 317.9425 318.0826 318.2228 318.3629 318.5030 318.6430 318.7831 318.9232 319.0632 319.2033 319.3433 319.4833 319.6233 319.7633 319.9033 320.0433 320.1832 320.3232 320.4631 320.6030 320.7429 320.8828 321.0227 321.1626 321.3025 321.4423 321.5822 321.7220 321.8618 322.0016 322.1414 322.2812 322.4210 322.5607 322.7005 322.8402 322.9799 323.1196 323.2593 323.3990 323.5387 323.6784 323.8180 323.9577 324.0973 324.2369 324.3765 324.5161 324.6557 324.7953 324.9348 --------------------------------------------------------------------------------------- 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 20240430T160520.6Z 8886.670378 303 1 25.64 2 43.72 126.66 91.29 231.37 0.00 1 0.00 1 0 17 1.478e-02 7.360e-03 8.562e-03 3.215e-03 2.268125e-01 1.794249e-03 2.858653e-03 -6.000000e+00 9.602961e-03 229.45 -2.00 3.69 -2.00 317.07 0.00e+00 2.246550e-04 2.439105e-04 1.328407e-04 -6.000000e+00 4.215671e-04 276.20 -2.00 20.00 -2.00 316.45 0.00e+00 1.382 0.000 302.00 328.00 3 5.6311e+00 4.7144e-03 1.8359e-02 -6.0000e+00 2.3956e-02 5.0633e-02 5.2600e-03 1.2301e-02 -6.0000e+00 2.5913e-02 3.7356e-03 3.0764e-03 6.0346e-03 -6.0000e+00 1.5362e-02 -7.1882e-03 1.4160e-03 1.6763e-03 -6.0000e+00 6.2672e-03 3.7060e-04 -4.8471e-04 1.1922e-04 2.6858e-05 -6.0000e+00 5.5063e-04 -4.3995e-03 0.0000e+00 12 9 1 12 1 1 99.99 18.68 0.22 -0.00440 -0.00804 19 9 1 5 0 1281.720 22.09 15.00 18.68 999.00 -9.0 -9.00 900000 1522 -2192 -1510 -3016 -676 -7438 2707 -2312 2445 -5407 20 -2156 2452 -2548 2052 -312 248 -9 852 2302 2 2819 -869 2141 -2358 1366 -1424 1602 -1574 4080 -205 4363 118 -1300 -2079 -1666 -553 -646 -459 -1722 -1922 -1586 428 -1519 730 -1117 280 -1480 -300 -495 1348 702 1518 1032 1148 1262 623 1063 172 1250 1071 1466 283 1626 -1232 155 -1322 571 1067 873 592 369 240 240 591 -1027 -1069 -1371 -783 -1043 -1125 -2158 -966 -1551 -89 -80 719 85 370 220 29 55 -244 1037 614 588 281 507 -555 -276 -1376 -653 -851 220 -1413 -642 -467 -141 302 705 387 120 -23 -76 -236 394 539 -98 861 -339 267 -154 518 -180 1008 -160 1048 910 592 122 120 -510 -623 -71 -154 27 137 437 -339 255 -737 -440 900000 193 -298 -216 -417 -87 -1028 358 -347 371 -918 3 -392 469 -569 477 -79 65 -3 237 646 1 809 -266 661 -782 437 -455 477 -470 1160 -63 1351 39 -437 -705 -591 -217 -292 -237 -925 -1105 -943 253 -919 462 -709 171 -905 -181 -307 857 473 1060 695 791 880 438 797 130 957 799 1153 235 1341 -1009 128 -1073 466 863 763 545 345 220 208 507 -823 -812 -1052 -638 -937 -1028 -2146 -1010 -1731 -104 -98 906 108 458 257 31 55 -254 1084 641 669 348 659 -733 -350 -1669 -755 -990 265 -1826 -866 -658 -207 464 1047 582 188 -34 -106 -310 504 706 -135 1243 -510 400 -228 732 -244 1288 -199 1380 1151 789 170 174 -764 -965 -114 -260 46 243 776 -598 434 -1234 -724 SS 20240430T173538.3Z 8886.733083 362 1 48.27 2 34.42 158.36 103.57 246.86 0.00 1 0.00 1 0 17 1.083e-02 6.216e-03 4.794e-03 1.966e-03 1.990341e-01 1.097733e-03 2.504652e-03 -6.000000e+00 7.037537e-03 229.45 -2.00 3.69 -2.00 316.81 0.00e+00 1.085952e-04 1.408139e-04 1.404192e-04 -6.000000e+00 3.089078e-04 276.21 -2.00 20.00 -2.00 316.20 0.00e+00 1.211 0.000 302.00 328.00 3 4.7934e+00 2.8820e-03 1.6082e-02 -6.0000e+00 1.7556e-02 5.2924e-02 3.2112e-03 1.0762e-02 -6.0000e+00 1.8990e-02 -1.5034e-03 1.8655e-03 5.2790e-03 -6.0000e+00 1.1258e-02 -5.9500e-03 8.4699e-04 1.4682e-03 -6.0000e+00 4.5934e-03 1.0664e-03 -3.7634e-04 7.3009e-05 2.3838e-05 -6.0000e+00 4.0347e-04 -5.1359e-03 0.0000e+00 10 0 0 10 0 0 99.99 18.71 0.30 -0.00514 -0.00796 261 64 1 5 0 184.920 22.09 15.00 18.71 999.00 -9.0 -9.00 900000 531 -3760 -2140 -5109 -972 -2328 2818 -733 2098 -1408 -385 -200 1940 -108 903 -733 -772 -6 -200 1033 -641 914 -203 1421 -101 1511 -995 1644 701 2907 107 2139 358 -1336 -2323 -1082 -156 -881 264 -1687 -1148 -1343 -473 -1639 67 -688 363 -753 122 319 1453 1197 1205 787 422 1046 242 837 134 1353 763 1743 899 1284 -1165 -151 -366 635 1153 945 161 -168 182 -243 -294 -854 -732 -1166 3 -1266 -844 -1783 -1528 -1603 -35 -301 145 155 460 146 172 -177 -108 817 472 398 431 754 -261 -377 -965 -807 -339 244 -848 -655 -639 -102 74 729 321 84 120 -227 -9 87 436 108 569 -9 212 77 599 181 785 -7 394 336 317 14 -264 -522 -275 34 -13 37 52 506 -341 72 -452 -491 900000 84 -635 -348 -812 -141 -342 414 -120 354 -253 -70 -39 401 -25 225 -196 -215 -2 -58 303 -194 275 -64 452 -33 491 -351 539 224 910 36 726 126 -478 -838 -404 -64 -421 142 -1024 -737 -895 -317 -1112 44 -450 229 -469 75 199 934 809 849 574 316 787 184 629 102 1034 613 1464 792 1130 -1009 -122 -287 503 973 861 156 -165 174 -221 -247 -662 -535 -858 3 -1087 -788 -1807 -1641 -1829 -41 -379 188 202 582 175 190 -182 -105 803 496 455 533 977 -343 -478 -1165 -935 -393 295 -1095 -886 -905 -150 114 1152 513 131 176 -310 -11 110 561 147 811 -13 315 113 838 242 993 -9 526 419 415 20 -374 -759 -412 54 -22 63 90 872 -585 119 -736 -788 SS 20240430T174408.0Z 8886.738981 368 1 8.13 2 33.93 161.91 104.81 248.27 0.00 1 0.00 1 0 17 8.574e-03 6.349e-03 2.871e-03 1.739e-03 1.931306e-01 9.822650e-04 2.441012e-03 -6.000000e+00 5.570302e-03 229.45 -2.00 3.69 -2.00 315.49 0.00e+00 2.307769e-04 9.495316e-05 5.793941e-05 -6.000000e+00 2.445285e-04 276.21 -2.00 20.00 -2.00 314.95 0.00e+00 1.205 0.000 302.00 328.00 3 4.1728e+00 2.5363e-03 1.5779e-02 -6.0000e+00 1.3896e-02 3.8670e-02 2.8114e-03 1.0400e-02 -6.0000e+00 1.5031e-02 7.5800e-04 1.5998e-03 5.0953e-03 -6.0000e+00 8.9107e-03 -4.2943e-03 6.8697e-04 1.4075e-03 -6.0000e+00 3.6355e-03 2.0288e-03 -2.7242e-04 6.3483e-05 2.4432e-05 -6.0000e+00 3.1938e-04 -4.5786e-03 0.0000e+00 12 1 1 12 1 1 98.64 18.72 0.22 -0.00458 -0.00663 12 19 1 5 0 624.780 22.09 14.99 18.72 999.00 -9.0 -9.00 900000 -729 -1654 -2651 -3365 -2262 847 -225 193 -64 -678 -1307 419 660 662 687 -259 -35 377 923 1474 250 569 1150 1147 753 578 138 -109 600 1152 1266 916 449 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