File name: Pandora187s1_PittsburghPA_20240517_L2Fit_fout2c3d20220705p1-8.txt
File generation date: 20240518T052542.8Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c3p1-8
Local principal investigator: Lukas Valin
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 187
Spectrometer number: 1
Processing software version used: BlickP v1.8.59
Instrument operation file used: Pandora187_OF_v4d20210517.txt
Instrument calibration file used: Pandora187s1_CF_v3d20220705.txt
Level 1 file used: Pandora187s1_PittsburghPA_20240517_L1_smca1c3d20220705p1-8.txt
Full location name: Pittsburgh, PA - Lawrenceville ACHD (USEPA AQS ID 42-003-0008)
Short location name: PittsburghPA
Country of location: United States
Location latitude [deg]: 40.4655
Location longitude [deg]: -79.9608
Location altitude [m]: 265
Local noon date: 20240517
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: 194 335
Nominal wavelengths inside fitting window [nm]: 305.0947 305.2360 305.3774 305.5187 305.6601 305.8014 305.9427 306.0840 306.2253 306.3666 306.5079 306.6491 306.7904 306.9316 307.0728 307.2141 307.3553 307.4965 307.6376 307.7788 307.9200 308.0611 308.2023 308.3434 308.4845 308.6256 308.7667 308.9078 309.0489 309.1899 309.3310 309.4720 309.6131 309.7541 309.8951 310.0361 310.1771 310.3181 310.4591 310.6000 310.7410 310.8819 311.0228 311.1637 311.3046 311.4455 311.5864 311.7273 311.8681 312.0090 312.1498 312.2907 312.4315 312.5723 312.7131 312.8539 312.9946 313.1354 313.2761 313.4169 313.5576 313.6983 313.8390 313.9797 314.1204 314.2611 314.4018 314.5424 314.6831 314.8237 314.9643 315.1049 315.2455 315.3861 315.5267 315.6673 315.8078 315.9484 316.0889 316.2294 316.3699 316.5104 316.6509 316.7914 316.9319 317.0723 317.2128 317.3532 317.4936 317.6340 317.7744 317.9148 318.0552 318.1956 318.3359 318.4763 318.6166 318.7569 318.8972 319.0375 319.1778 319.3181 319.4584 319.5986 319.7389 319.8791 320.0193 320.1596 320.2998 320.4400 320.5801 320.7203 320.8605 321.0006 321.1407 321.2809 321.4210 321.5611 321.7012 321.8412 321.9813 322.1214 322.2614 322.4014 322.5415 322.6815 322.8215 322.9615 323.1014 323.2414 323.3814 323.5213 323.6612 323.8012 323.9411 324.0810 324.2209 324.3607 324.5006 324.6405 324.7803 324.9201
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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
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SS 20240517T185233.5Z 8903.786499 424 1 45.99 2 29.32 231.69 91.31 83.28 0.00 1 0.00 1 0 17 1.166e-02 7.697e-03 7.643e-03 3.775e-03 1.859708e-01 1.959470e-03 2.298496e-03 -6.000000e+00 6.859132e-03 231.15 -2.00 3.49 -2.00 316.18 0.00e+00 5.197818e-04 2.116829e-04 6.356000e-05 -6.000000e+00 2.982137e-04 282.88 -2.00 20.00 -2.00 315.48 0.00e+00 1.146 0.000 302.00 328.00 3 5.7490e+00 5.1248e-03 1.4962e-02 -6.0000e+00 1.7181e-02 4.5148e-02 5.6976e-03 9.8204e-03 -6.0000e+00 1.8560e-02 -6.6599e-03 3.2892e-03 4.7907e-03 -6.0000e+00 1.1024e-02 -2.7836e-03 1.5178e-03 1.3915e-03 -6.0000e+00 4.6847e-03 4.4617e-04 -4.4318e-04 1.1057e-04 1.7816e-05 -6.0000e+00 3.2491e-04 -2.6128e-02 0.0000e+00 11 8 0 10 0 0 99.96 18.91 0.19 -0.02613 -0.02946 25 8 1 5 0 1839.070 22.29 14.99 18.91 24.91 30.6 1020.60 -151 347 843 -2213 -5182 -726 1883 2174 2116 -3169 -3295 13 -328 1168 607 -116 -654 786 1582 2003 2091 -276 -552 1296 567 -670 120 84 -326 818 147 890 -337 -294 -4149 -1709 -1880 -2054 -1082 -392 -1986 -832 -520 305 111 -105 -246 -1047 -841 -123 1120 -12 824 403 2028 1400 1353 464 1406 126 1170 1802 2546 800 604 -1004 -1203 -1222 150 317 50 466 -22 617 259 65 -1593 -836 -1080 -1344 -1333 -956 -1963 -1432 -748 -497 712 259 925 546 425 -24 181 -115 -14 -142 735 -377 266 265 -472 -1114 -426 -129 -1304 -717 -793 -84 596 562 439 895 159 -56 -435 -457 -137 -285 228 -462 -229 -24 -72 202 -266 -343 958 1561 920 736 605 478 416 719 83 -435 102 -257 -280 -307 -553 -774 -31 71 187 -468 -998 -128 339 432 462 -756 -769 3 -82 325 189 -39 -227 276 567 734 773 -103 -211 507 233 -285 50 33 -117 284 54 340 -138 -121 -1646 -657 -795 -1013 -628 -259 -1431 -613 -360 227 82 -77 -176 -726 -564 -82 773 -9 632 323 1632 1150 1122 384 1133 103 986 1619 2246 745 543 -902 -1002 -1001 131 310 49 466 -22 583 245 55 -1244 -623 -858 -1196 -1315 -942 -2056 -1568 -875 -618 917 342 1201 674 480 -26 185 -117 -15 -155 880 -496 356 341 -568 -1253 -507 -151 -1659 -950 -1098 -120 888 819 659 1411 237 -77 -549 -553 -168 -372 319 -686 -343 -36 -102 272 -340 -415 1199 1846 1164 982 833 668 594 1075 133 -671 161 -411 -444 -510 -889 -1211
SS 20240517T185759.5Z 8903.790273 428 1 28.49 2 30.14 233.67 90.32 84.16 0.00 1 0.00 1 0 17 9.547e-03 6.932e-03 1.886e-03 1.105e-03 1.801898e-01 5.776692e-04 2.211746e-03 -6.000000e+00 5.618449e-03 231.15 -2.00 3.49 -2.00 315.61 0.00e+00 5.275528e-04 5.541776e-05 5.368604e-05 -6.000000e+00 2.442672e-04 282.88 -2.00 20.00 -2.00 314.96 0.00e+00 1.156 0.000 302.00 328.00 3 3.2763e+00 1.5000e-03 1.4773e-02 -6.0000e+00 1.4073e-02 2.3205e-02 1.6624e-03 9.4461e-03 -6.0000e+00 1.5203e-02 -5.1505e-03 9.5412e-04 4.6057e-03 -6.0000e+00 9.0297e-03 -3.6797e-03 4.3137e-04 1.3428e-03 -6.0000e+00 3.8375e-03 5.3541e-03 -3.4611e-04 3.2103e-05 1.7445e-05 -6.0000e+00 2.6612e-04 -2.6416e-02 0.0000e+00 12 9 1 12 1 1 99.95 18.92 0.36 -0.02642 -0.02902 66 33 1 5 0 425.070 22.29 15.01 18.92 25.06 30.9 1021.92 727 -302 -783 -3003 -3015 -476 1 919 129 -1181 -2509 -653 -166 284 916 125 287 636 984 1797 703 598 1587 1192 592 332 23 -1141 -568 694 1186 1550 1544 -1618 -3564 -2170 -2251 -1329 -520 -700 -1195 -704 -786 -250 113 -253 -370 -566 -717 305 716 456 910 782 1030 1355 1131 533 713 724 1200 1402 1785 1242 -353 -677 -893 -615 378 325 37 372 442 694 158 250 -520 -630 -715 -880 -874 -1624 -2227 -1385 -881 -567 54 250 535 336 262 -225 -187 -51 -5 -75 728 736 -59 -256 -485 -748 -16 -43 -979 -608 -600 -212 376 426 185 343 566 318 172 22 -179 -110 -81 -292 -430 -99 92 270 465 -292 979 1168 991 836 502 356 333 344 -31 -337 -47 -302 -447 -121 -544 -806 190 -85 -224 -809 -718 -106 0 234 36 -349 -734 -190 -52 100 325 48 113 255 405 753 301 253 678 533 277 160 11 -509 -257 303 535 737 708 -765 -1760 -1049 -1089 -741 -342 -484 -892 -541 -617 -196 87 -195 -276 -408 -501 211 517 350 727 652 873 1161 981 460 604 615 1057 1323 1659 1204 -334 -632 -774 -523 344 306 38 389 457 685 156 222 -421 -535 -592 -815 -898 -1684 -2444 -1587 -1003 -686 68 322 679 405 312 -243 -185 -54 -6 -86 849 932 -77 -322 -569 -880 -19 -53 -1215 -787 -812 -298 513 611 274 495 822 424 211 28 -232 -140 -111 -425 -591 -143 128 356 581 -374 1198 1470 1232 1096 681 490 468 473 -46 -513 -73 -479 -704 -185 -807 -1164