File name: Pandora169s1_Egbert_20220705_L2Fit_fout2c15d20220511p1-8.txt File generation date: 20241103T174926.8Z Data description: Level 2 spectral fitting results file Data file version: fout2c15p1-8 Local principal investigator: Vitali Fioletov Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 169 Spectrometer number: 1 Processing software version used: BlickP v1.8.60 Instrument operation file used: Pandora169_OF_v4d20200220.txt Instrument calibration file used: Pandora169s1_CF_v15d20220511.txt Level 1 file used: Pandora169s1_Egbert_20220705_L1_smca1c15d20220511p1-8.txt Full location name: Center for Atmospheric Research Experiments (CARE) - Egbert Short location name: Egbert Country of location: Canada Location latitude [deg]: 44.2300 Location longitude [deg]: -79.7800 Location altitude [m]: 251 Local noon date: 20220705 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: None First and last pixel inside fitting window: 228 369 Nominal wavelengths inside fitting window [nm]: 305.1342 305.2750 305.4159 305.5568 305.6976 305.8385 305.9793 306.1201 306.2609 306.4017 306.5425 306.6833 306.8241 306.9648 307.1056 307.2463 307.3870 307.5277 307.6684 307.8091 307.9498 308.0904 308.2311 308.3717 308.5123 308.6529 308.7935 308.9341 309.0747 309.2153 309.3558 309.4964 309.6369 309.7774 309.9180 310.0585 310.1989 310.3394 310.4799 310.6203 310.7608 310.9012 311.0416 311.1820 311.3224 311.4628 311.6032 311.7436 311.8839 312.0243 312.1646 312.3049 312.4452 312.5855 312.7258 312.8661 313.0063 313.1466 313.2868 313.4270 313.5672 313.7074 313.8476 313.9878 314.1280 314.2681 314.4083 314.5484 314.6885 314.8286 314.9687 315.1088 315.2489 315.3890 315.5290 315.6691 315.8091 315.9491 316.0891 316.2291 316.3691 316.5091 316.6490 316.7890 316.9289 317.0688 317.2088 317.3487 317.4885 317.6284 317.7683 317.9082 318.0480 318.1878 318.3277 318.4675 318.6073 318.7470 318.8868 319.0266 319.1663 319.3061 319.4458 319.5855 319.7252 319.8649 320.0046 320.1443 320.2839 320.4236 320.5632 320.7029 320.8425 320.9821 321.1217 321.2612 321.4008 321.5404 321.6799 321.8194 321.9590 322.0985 322.2380 322.3775 322.5169 322.6564 322.7959 322.9353 323.0747 323.2141 323.3535 323.4929 323.6323 323.7717 323.9110 324.0504 324.1897 324.3291 324.4684 324.6077 324.7470 324.8862 --------------------------------------------------------------------------------------- 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 20220705T195059.0Z 8221.827072 393 1 1.00 2 36.99 246.65 53.15 128.20 0.00 1 0.00 1 0 17 1.086e-02 8.170e-03 4.793e-03 3.418e-03 1.806160e-01 1.887127e-03 2.237193e-03 -6.000000e+00 6.715771e-03 232.99 -2.00 3.58 -2.00 314.77 0.00e+00 3.272852e-04 1.537521e-04 3.028489e-05 -6.000000e+00 2.937678e-04 285.32 -2.00 20.00 -2.00 314.15 0.00e+00 1.251 0.000 302.00 328.00 3 3.2045e+00 4.8717e-03 1.5652e-02 -6.0000e+00 1.6868e-02 2.7413e-02 5.3621e-03 9.6558e-03 -6.0000e+00 1.8161e-02 -3.0997e-03 3.0659e-03 4.6757e-03 -6.0000e+00 1.0790e-02 -3.1451e-03 1.3263e-03 1.2849e-03 -6.0000e+00 4.5405e-03 5.2504e-03 -1.8966e-04 1.0819e-04 2.0022e-05 -6.0000e+00 3.4000e-04 2.1431e-03 1.6295e-04 12 9 1 12 1 1 999.00 22.88 0.13 0.00214 0.00072 2 38 1 5 0 273.780 26.51 19.99 22.88 26.14 37.4 992.60 1561 752 -2190 -3062 -2036 28 -504 518 -2134 -3333 -2215 -991 -1044 2117 -1411 -385 -24 1860 338 1516 847 913 2675 1403 1261 900 -796 934 402 899 1858 1442 1961 -2329 -2498 -2051 -1668 -1417 339 -378 -752 50 -1331 -549 259 -620 -150 -1028 -891 -124 1122 384 618 189 1014 775 1501 -158 387 192 1189 1201 1610 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20220705T202620.0Z 8221.851620 417 1 50.39 2 42.98 255.28 48.72 137.78 0.00 1 0.00 1 0 17 1.002e-02 7.462e-03 1.526e-04 9.908e-05 1.965299e-01 5.427515e-05 2.415203e-03 -6.000000e+00 6.194875e-03 232.99 -2.00 3.58 -2.00 315.23 0.00e+00 3.738963e-04 4.837195e-06 3.793309e-05 -6.000000e+00 2.710142e-04 285.32 -2.00 20.00 -2.00 314.56 0.00e+00 1.365 0.000 302.00 328.00 3 4.5707e-01 1.4070e-04 1.7042e-02 -6.0000e+00 1.5560e-02 3.5096e-03 1.5529e-04 1.0478e-02 -6.0000e+00 1.6754e-02 -3.7670e-03 8.8644e-05 5.0689e-03 -6.0000e+00 9.9538e-03 -2.7010e-03 3.8822e-05 1.3944e-03 -6.0000e+00 4.1876e-03 7.1846e-02 -1.0601e-04 3.1339e-06 2.1190e-05 -6.0000e+00 3.1371e-04 3.2863e-03 1.5541e-04 11 8 0 10 0 0 88.45 22.86 0.24 0.00329 0.00249 3430 733 1 5 0 14.110 26.51 19.99 22.86 29.15 37.4 1009.74 206 -533 -1741 -3748 -2228 -1113 269 885 -397 -2516 -2412 -761 -303 189 512 -488 364 999 1050 1321 523 1066 1730 1257 1428 766 -600 -350 577 1417 1823 1982 822 -2860 -2556 -1714 -1692 -337 -151 -1018 -1041 -557 -685 -694 -101 -612 -725 -520 -573 626 1002 698 1074 758 576 1255 505 188 318 656 1248 1572 1486 792 -730 -371 -364 341 1543 532 83 188 254 469 -126 -213 -543 -405 -54 -1084 -1472 -2025 -2337 -1116 -873 -487 55 72 165 134 445 -56 191 909 588 378 665 213 -527 -448 -772 -907 197 267 -1343 -1065 -762 -738 297 442 431 101 265 124 359 665 499 426 378 -223 -160 281 395 557 981 262 852 1331 434 274 -211 -389 -88 237 -256 -364 80 6 -384 -82 -417 -874 62 -169 -544 -1096 -593 -291 74 269 -130 -859 -825 -270 -110 76 213 -217 165 464 501 643 258 526 871 625 736 400 -307 -178 277 673 904 1039 425 -1507 -1297 -890 -984 -214 -106 -764 -793 -436 -546 -554 -79 -478 -550 -401 -435 478 762 563 903 632 492 1080 439 163 273 569 1129 1451 1453 760 -711 -347 -322 303 1407 517 86 192 265 464 -120 -192 -476 -351 -47 -1024 -1475 -2115 -2591 -1246 -1002 -591 67 89 199 159 503 -60 200 948 630 428 794 264 -669 -548 -919 -1060 227 324 -1704 -1366 -984 -994 403 626 604 144 368 165 458 820 627 546 501 -311 -217 388 526 732 1265 324 1061 1632 566 364 -280 -529 -123 332 -368 -544 122 9 -575 -123 -608 -1293 SS 20220705T203556.5Z 8221.858293 420 1 50.41 2 44.65 257.38 47.65 140.59 0.00 1 0.00 1 0 17 9.992e-03 7.356e-03 1.736e-04 1.073e-04 2.018779e-01 5.876866e-05 2.475291e-03 -6.000000e+00 6.180864e-03 232.99 -2.00 3.58 -2.00 315.43 0.00e+00 3.999006e-04 5.452031e-06 4.448523e-05 -6.000000e+00 2.703547e-04 285.32 -2.00 20.00 -2.00 314.75 0.00e+00 1.404 0.000 302.00 328.00 3 5.3645e-01 1.5262e-04 1.7515e-02 -6.0000e+00 1.5525e-02 6.4616e-03 1.6861e-04 1.0760e-02 -6.0000e+00 1.6714e-02 -3.9599e-03 9.6326e-05 5.2049e-03 -6.0000e+00 9.9302e-03 -2.8664e-03 4.2479e-05 1.4364e-03 -6.0000e+00 4.1792e-03 6.3230e-02 2.1639e-04 3.4048e-06 2.0867e-05 -6.0000e+00 3.1285e-04 2.5949e-03 2.1447e-04 11 8 0 10 0 0 99.98 22.85 0.22 0.00259 0.00422 3859 824 1 5 0 12.510 26.41 20.00 22.85 30.39 37.0 1014.51 220 -543 -1702 -3706 -2220 -1135 233 736 -496 -2587 -2428 -824 -428 147 519 -421 354 935 1098 1272 542 1038 1774 1280 1438 732 -568 -442 562 1303 1743 1914 842 -2876 -2581 -1809 -1686 -419 -135 -1011 -1017 -530 -637 -677 -12 -569 -664 -498 -532 608 1002 693 1061 754 542 1251 510 186 314 652 1280 1618 1514 828 -713 -334 -352 368 1534 540 84 208 269 498 -168 -222 -578 -454 -75 -1079 -1483 -2013 -2348 -1102 -863 -460 60 85 174 172 439 -84 150 895 573 381 659 215 -524 -455 -785 -905 178 283 -1350 -1041 -756 -712 311 462 429 115 245 104 333 659 480 445 393 -238 -147 268 375 533 951 205 851 1298 452 266 -200 -407 -84 235 -232 -348 127 28 -369 -89 -405 -868 61 -159 -490 -1001 -545 -274 60 207 -151 -819 -770 -271 -145 55 215 -175 150 407 491 580 251 480 837 634 695 359 -290 -212 254 584 816 949 438 -1435 -1318 -945 -928 -253 -89 -719 -771 -414 -506 -539 -9 -443 -503 -365 -385 443 764 560 852 629 463 1079 445 161 269 567 1107 1493 1417 794 -665 -300 -313 328 1405 526 84 212 282 494 -161 -202 -488 -378 -67 -1027 -1495 -2111 -2615 -1233 -991 -559 73 105 210 204 497 -90 158 941 619 435 791 268 -669 -559 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