File name: Pandora225s1_Cebu_20250506_L2Fit_fout2c2d20220603p1-8.txt
File generation date: 20250506T155738.6Z
Data description: Level 2 spectral fitting results file
Data file version: fout2c2p1-8
Local principal investigator: Ellison Castro
Network principal investigator: Alexander Cede
Instrument type: Pandora
Instrument number: 225
Spectrometer number: 1
Processing software version used: BlickP v1.8.75
Instrument operation file used: Pandora225_OF_v2d20220531.txt
Instrument calibration file used: Pandora225s1_CF_v2d20220603.txt
Level 1 file used: Pandora225s1_Cebu_20250506_L1_smca1c2d20220603p1-8.txt
Full location name: University of San Carlos - Talamban Campus
Short location name: Cebu
Country of location: Philippines
Location latitude [deg]: 10.3551
Location longitude [deg]: 123.9111
Location altitude [m]: 67
Local noon date: 20250506
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, radiometric temperature correction, matrix method stray light correction (replaced by simple method)
Data caveats: OoB based on session 1 for initial instrument deployment
First and last pixel inside fitting window: 197 338
Nominal wavelengths inside fitting window [nm]: 305.1070 305.2483 305.3895 305.5307 305.6719 305.8131 305.9543 306.0955 306.2366 306.3778 306.5189 306.6600 306.8012 306.9423 307.0833 307.2244 307.3655 307.5066 307.6476 307.7886 307.9297 308.0707 308.2117 308.3527 308.4936 308.6346 308.7756 308.9165 309.0574 309.1984 309.3393 309.4802 309.6210 309.7619 309.9028 310.0436 310.1845 310.3253 310.4661 310.6069 310.7477 310.8885 311.0293 311.1700 311.3108 311.4515 311.5922 311.7329 311.8737 312.0143 312.1550 312.2957 312.4363 312.5770 312.7176 312.8582 312.9988 313.1394 313.2800 313.4206 313.5612 313.7017 313.8423 313.9828 314.1233 314.2638 314.4043 314.5448 314.6853 314.8257 314.9662 315.1066 315.2470 315.3874 315.5278 315.6682 315.8086 315.9490 316.0893 316.2297 316.3700 316.5103 316.6506 316.7909 316.9312 317.0715 317.2117 317.3520 317.4922 317.6324 317.7727 317.9129 318.0531 318.1932 318.3334 318.4736 318.6137 318.7538 318.8939 319.0341 319.1742 319.3142 319.4543 319.5944 319.7344 319.8745 320.0145 320.1545 320.2945 320.4345 320.5745 320.7145 320.8544 320.9944 321.1343 321.2742 321.4141 321.5540 321.6939 321.8338 321.9736 322.1135 322.2533 322.3932 322.5330 322.6728 322.8126 322.9523 323.0921 323.2319 323.3716 323.5114 323.6511 323.7908 323.9305 324.0702 324.2098 324.3495 324.4892 324.6288 324.7684 324.9080
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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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SU 20250506T054618.0Z 9257.240486 3225 1 51.92 2 31.06 285.07 82.04 80.03 0.00 1 0.00 1 0 17 7.111e-03 5.624e-03 1.548e-04 1.066e-04 1.343393e-01 5.739688e-05 1.438577e-03 -6.000000e+00 4.313689e-03 228.70 -2.00 3.06 -2.00 314.92 0.00e+00 2.172754e-04 5.115040e-06 3.214297e-05 -6.000000e+00 2.012997e-04 294.79 -2.00 20.00 -2.00 314.15 0.00e+00 1.167 0.000 302.00 328.00 3 -2.5529e-02 1.4703e-04 1.2969e-02 -6.0000e+00 1.0683e-02 -9.3728e-03 1.6279e-04 6.0993e-03 -6.0000e+00 1.1536e-02 1.7484e-03 9.3448e-05 2.9599e-03 -6.0000e+00 6.9212e-03 -6.1430e-03 4.1061e-05 8.2340e-04 -6.0000e+00 2.9468e-03 1.5976e-01 1.2572e-04 3.3978e-06 1.2827e-05 -6.0000e+00 2.2273e-04 1.1551e-02 6.1347e-05 10 0 0 10 0 0 96.62 26.15 0.36 0.01155 0.01250 3297 523 1 5 0 15.700 28.73 19.99 26.15 45.84 1.5 1100.00 -629 -1718 -1729 -1634 57 569 788 1115 137 -555 -191 697 557 218 317 -376 178 714 555 916 803 1035 1113 804 753 283 -547 348 1054 1257 1268 735 -90 -2004 -1564 -1016 -1086 -424 -743 -1380 -1304 -893 -902 -942 -504 -736 -944 -418 -245 357 637 521 786 392 399 787 474 253 527 805 1156 1319 579 372 -389 -89 209 637 1656 616 388 238 97 266 111 80 -55 -32 -6 -723 -1383 -1423 -1703 -877 -548 -262 139 100 214 72 315 -53 283 776 547 388 235 72 -431 -474 -714 -479 14 -239 -957 -802 -449 -329 460 369 262 97 107 87 121 353 307 280 77 -128 -127 -31 175 173 607 208 525 733 298 171 -239 -333 -19 122 31 -52 180 16 -142 -55 -297 -589 -211 -602 -587 -561 18 171 252 390 52 -212 -72 269 212 92 144 -180 86 352 280 469 414 532 582 439 425 161 -301 178 503 587 610 372 -47 -1044 -782 -517 -618 -281 -524 -1086 -1090 -766 -783 -817 -431 -619 -767 -325 -185 271 502 431 675 347 360 716 434 230 475 736 1020 1237 574 371 -371 -84 184 564 1579 601 402 252 101 263 101 71 -45 -26 -5 -693 -1350 -1490 -1885 -949 -632 -320 177 129 269 86 367 -56 279 766 576 447 274 89 -544 -573 -807 -554 16 -276 -1189 -1044 -607 -432 625 521 373 135 149 110 142 436 363 351 104 -169 -170 -44 236 222 736 259 639 918 366 220 -314 -445 -26 175 44 -76 269 24 -214 -80 -426 -832
SU 20250506T064626.2Z 9257.282247 3624 1 24.96 2 45.42 283.20 67.82 82.27 0.00 1 0.00 1 0 17 7.264e-03 5.588e-03 4.385e-04 2.761e-04 1.637081e-01 1.480525e-04 1.742174e-03 -6.000000e+00 4.406446e-03 228.70 -2.00 3.06 -2.00 315.36 0.00e+00 3.894815e-04 1.446518e-05 4.110236e-05 -6.000000e+00 2.056246e-04 294.79 -2.00 20.00 -2.00 314.55 0.00e+00 1.423 0.000 302.00 328.00 3 9.5295e-01 3.8101e-04 1.5805e-02 -6.0000e+00 1.0913e-02 -1.5978e-02 4.2348e-04 7.4308e-03 -6.0000e+00 1.1784e-02 1.0306e-03 2.4204e-04 3.6003e-03 -6.0000e+00 7.0699e-03 -5.6748e-03 1.0738e-04 1.0122e-03 -6.0000e+00 3.0102e-03 4.4162e-02 1.1907e-04 8.7743e-06 1.4872e-05 -6.0000e+00 2.2751e-04 1.1087e-02 5.3940e-05 12 1 1 12 1 1 73.31 26.11 0.35 0.01109 0.01198 496 164 1 5 0 50.200 28.73 20.00 26.11 46.04 1.4 1099.81 -683 -1900 -1865 -1718 -371 240 499 999 -218 -838 -452 559 557 244 412 -304 333 764 690 981 920 1075 1244 816 789 379 -440 332 959 1179 1194 722 40 -2063 -1709 -1082 -1151 -464 -710 -1339 -1315 -867 -854 -890 -455 -687 -908 -393 -245 361 645 626 796 398 396 797 458 226 506 744 1158 1381 580 410 -416 -61 212 569 1604 645 383 239 77 229 36 -49 65 -162 -65 -791 -1442 -1479 -1734 -890 -579 -209 183 132 204 111 336 -37 243 711 519 363 208 23 -462 -505 -766 -561 -36 -245 -936 -828 -454 -305 487 430 335 97 142 125 159 338 350 311 93 -95 -92 -29 191 194 577 208 517 728 315 185 -255 -333 -35 131 33 -42 141 17 -106 -83 -322 -581 -201 -589 -563 -478 -94 65 131 287 -68 -266 -143 182 198 97 178 -127 143 334 309 448 423 495 584 401 402 195 -220 155 459 556 585 344 20 -1021 -889 -526 -627 -295 -484 -1023 -993 -674 -672 -702 -355 -528 -677 -303 -185 275 512 486 645 334 339 689 399 195 434 648 1055 1250 558 399 -389 -56 182 496 1505 627 396 252 80 225 35 -43 53 -141 -57 -762 -1433 -1581 -1840 -994 -690 -248 225 164 249 136 375 -40 248 729 570 411 258 28 -583 -611 -920 -640 -41 -299 -1156 -1073 -611 -405 672 619 488 138 189 162 203 421 449 400 128 -129 -126 -39 262 254 713 261 635 923 399 246 -349 -463 -49 185 50 -62 211 26 -160 -129 -486 -862