File name: Pandora280s1_Eureka-0PAL_20250103_L1_smca1c3d20240808p1-8.txt File generation date: 20250718T120453.0Z Data description: Level 1 file (corrected signals) Data file version: smca1c3d20240808p1-8 Local principal investigator: Kimberly Strong Network principal investigator: Alexander Cede Instrument type: Pandora Instrument number: 280 Spectrometer number: 1 Processing software version used: BlickP v1.8.75 Instrument operation file used: Pandora280_OF_v3d20230919.txt Instrument calibration file used: Pandora280s1_CF_v3d20240808.txt Level 0 file used: Pandora280s1_Eureka-0PAL_20250103_L0.txt Full location name: Polar Environment Atmospheric Research Laboratory (PEARL) 0PAL facility Short location name: Eureka-0PAL Country of location: Canada Location latitude [deg]: 79.9903 Location longitude [deg]: -85.9389 Location altitude [m]: 14 Local noon date: 20250103 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 Nominal wavelengths [nm]: 276.8199 276.9629 277.1059 277.2488 277.3918 277.5347 277.6777 277.8206 277.9635 278.1064 278.2493 278.3922 278.5351 278.6779 278.8208 278.9636 279.1064 279.2492 279.3920 279.5348 279.6776 279.8204 279.9631 280.1059 280.2486 280.3913 280.5340 280.6767 280.8194 280.9621 281.1048 281.2474 281.3901 281.5327 281.6753 281.8180 281.9606 282.1032 282.2457 282.3883 282.5309 282.6734 282.8159 282.9585 283.1010 283.2435 283.3860 283.5285 283.6709 283.8134 283.9558 284.0983 284.2407 284.3831 284.5255 284.6679 284.8103 284.9526 285.0950 285.2373 285.3797 285.5220 285.6643 285.8066 285.9489 286.0912 286.2335 286.3757 286.5180 286.6602 286.8024 286.9446 287.0868 287.2290 287.3712 287.5134 287.6555 287.7977 287.9398 288.0820 288.2241 288.3662 288.5083 288.6503 288.7924 288.9345 289.0765 289.2186 289.3606 289.5026 289.6446 289.7866 289.9286 290.0706 290.2125 290.3545 290.4964 290.6383 290.7802 290.9221 291.0640 291.2059 291.3478 291.4896 291.6315 291.7733 291.9152 292.0570 292.1988 292.3406 292.4824 292.6241 292.7659 292.9076 293.0494 293.1911 293.3328 293.4745 293.6162 293.7579 293.8996 294.0412 294.1829 294.3245 294.4661 294.6077 294.7494 294.8909 295.0325 295.1741 295.3157 295.4572 295.5987 295.7403 295.8818 296.0233 296.1648 296.3063 296.4477 296.5892 296.7306 296.8721 297.0135 297.1549 297.2963 297.4377 297.5791 297.7205 297.8618 298.0032 298.1445 298.2858 298.4272 298.5685 298.7098 298.8510 298.9923 299.1336 299.2748 299.4161 299.5573 299.6985 299.8397 299.9809 300.1221 300.2632 300.4044 300.5456 300.6867 300.8278 300.9689 301.1100 301.2511 301.3922 301.5333 301.6743 301.8154 301.9564 302.0974 302.2385 302.3795 302.5205 302.6614 302.8024 302.9434 303.0843 303.2252 303.3662 303.5071 303.6480 303.7889 303.9298 304.0706 304.2115 304.3523 304.4932 304.6340 304.7748 304.9156 305.0564 305.1972 305.3379 305.4787 305.6194 305.7602 305.9009 306.0416 306.1823 306.3230 306.4637 306.6043 306.7450 306.8856 307.0263 307.1669 307.3075 307.4481 307.5887 307.7292 307.8698 308.0104 308.1509 308.2914 308.4320 308.5725 308.7130 308.8534 308.9939 309.1344 309.2748 309.4153 309.5557 309.6961 309.8365 309.9769 310.1173 310.2577 310.3980 310.5384 310.6787 310.8191 310.9594 311.0997 311.2400 311.3803 311.5205 311.6608 311.8010 311.9413 312.0815 312.2217 312.3619 312.5021 312.6423 312.7824 312.9226 313.0627 313.2029 313.3430 313.4831 313.6232 313.7633 313.9034 314.0434 314.1835 314.3235 314.4636 314.6036 314.7436 314.8836 315.0236 315.1635 315.3035 315.4435 315.5834 315.7233 315.8632 316.0031 316.1430 316.2829 316.4228 316.5627 316.7025 316.8423 316.9822 317.1220 317.2618 317.4016 317.5413 317.6811 317.8209 317.9606 318.1003 318.2401 318.3798 318.5195 318.6592 318.7988 318.9385 319.0781 319.2178 319.3574 319.4970 319.6366 319.7762 319.9158 320.0554 320.1949 320.3345 320.4740 320.6136 320.7531 320.8926 321.0321 321.1715 321.3110 321.4505 321.5899 321.7293 321.8687 322.0082 322.1476 322.2869 322.4263 322.5657 322.7050 322.8444 322.9837 323.1230 323.2623 323.4016 323.5409 323.6801 323.8194 323.9586 324.0979 324.2371 324.3763 324.5155 324.6547 324.7939 324.9330 325.0722 325.2113 325.3505 325.4896 325.6287 325.7678 325.9068 326.0459 326.1850 326.3240 326.4630 326.6021 326.7411 326.8801 327.0191 327.1580 327.2970 327.4360 327.5749 327.7138 327.8527 327.9916 328.1305 328.2694 328.4083 328.5471 328.6860 328.8248 328.9636 329.1024 329.2412 329.3800 329.5188 329.6576 329.7963 329.9351 330.0738 330.2125 330.3512 330.4899 330.6286 330.7672 330.9059 331.0445 331.1832 331.3218 331.4604 331.5990 331.7376 331.8761 332.0147 332.1532 332.2918 332.4303 332.5688 332.7073 332.8458 332.9843 333.1227 333.2612 333.3996 333.5381 333.6765 333.8149 333.9533 334.0917 334.2300 334.3684 334.5067 334.6450 334.7834 334.9217 335.0600 335.1983 335.3365 335.4748 335.6130 335.7513 335.8895 336.0277 336.1659 336.3041 336.4423 336.5804 336.7186 336.8567 336.9948 337.1330 337.2711 337.4091 337.5472 337.6853 337.8233 337.9614 338.0994 338.2374 338.3754 338.5134 338.6514 338.7894 338.9273 339.0653 339.2032 339.3411 339.4790 339.6169 339.7548 339.8927 340.0305 340.1684 340.3062 340.4440 340.5818 340.7196 340.8574 340.9952 341.1330 341.2707 341.4084 341.5462 341.6839 341.8216 341.9593 342.0969 342.2346 342.3722 342.5099 342.6475 342.7851 342.9227 343.0603 343.1979 343.3355 343.4730 343.6105 343.7481 343.8856 344.0231 344.1606 344.2980 344.4355 344.5730 344.7104 344.8478 344.9852 345.1226 345.2600 345.3974 345.5348 345.6721 345.8095 345.9468 346.0841 346.2214 346.3587 346.4960 346.6333 346.7705 346.9077 347.0450 347.1822 347.3194 347.4566 347.5938 347.7309 347.8681 348.0052 348.1424 348.2795 348.4166 348.5537 348.6907 348.8278 348.9649 349.1019 349.2389 349.3759 349.5129 349.6499 349.7869 349.9239 350.0608 350.1978 350.3347 350.4716 350.6085 350.7454 350.8823 351.0191 351.1560 351.2928 351.4297 351.5665 351.7033 351.8401 351.9768 352.1136 352.2504 352.3871 352.5238 352.6605 352.7972 352.9339 353.0706 353.2073 353.3439 353.4805 353.6172 353.7538 353.8904 354.0270 354.1635 354.3001 354.4366 354.5732 354.7097 354.8462 354.9827 355.1192 355.2557 355.3921 355.5286 355.6650 355.8014 355.9378 356.0742 356.2106 356.3470 356.4833 356.6197 356.7560 356.8923 357.0286 357.1649 357.3012 357.4374 357.5737 357.7099 357.8462 357.9824 358.1186 358.2548 358.3909 358.5271 358.6633 358.7994 358.9355 359.0716 359.2077 359.3438 359.4799 359.6159 359.7520 359.8880 360.0240 360.1601 360.2960 360.4320 360.5680 360.7040 360.8399 360.9758 361.1117 361.2476 361.3835 361.5194 361.6553 361.7911 361.9270 362.0628 362.1986 362.3344 362.4702 362.6060 362.7417 362.8775 363.0132 363.1489 363.2846 363.4203 363.5560 363.6917 363.8273 363.9630 364.0986 364.2342 364.3698 364.5054 364.6410 364.7766 364.9121 365.0477 365.1832 365.3187 365.4542 365.5897 365.7252 365.8606 365.9961 366.1315 366.2669 366.4023 366.5377 366.6731 366.8085 366.9438 367.0792 367.2145 367.3498 367.4851 367.6204 367.7557 367.8909 368.0262 368.1614 368.2966 368.4319 368.5670 368.7022 368.8374 368.9726 369.1077 369.2428 369.3779 369.5130 369.6481 369.7832 369.9183 370.0533 370.1884 370.3234 370.4584 370.5934 370.7284 370.8633 370.9983 371.1332 371.2682 371.4031 371.5380 371.6729 371.8078 371.9426 372.0775 372.2123 372.3471 372.4819 372.6167 372.7515 372.8863 373.0211 373.1558 373.2905 373.4252 373.5599 373.6946 373.8293 373.9640 374.0986 374.2333 374.3679 374.5025 374.6371 374.7717 374.9062 375.0408 375.1753 375.3099 375.4444 375.5789 375.7134 375.8478 375.9823 376.1167 376.2512 376.3856 376.5200 376.6544 376.7888 376.9231 377.0575 377.1918 377.3262 377.4605 377.5948 377.7291 377.8633 377.9976 378.1318 378.2661 378.4003 378.5345 378.6687 378.8029 378.9370 379.0712 379.2053 379.3394 379.4735 379.6076 379.7417 379.8758 380.0098 380.1439 380.2779 380.4119 380.5459 380.6799 380.8139 380.9478 381.0818 381.2157 381.3496 381.4835 381.6174 381.7513 381.8852 382.0190 382.1529 382.2867 382.4205 382.5543 382.6881 382.8218 382.9556 383.0893 383.2231 383.3568 383.4905 383.6242 383.7578 383.8915 384.0251 384.1588 384.2924 384.4260 384.5596 384.6931 384.8267 384.9603 385.0938 385.2273 385.3608 385.4943 385.6278 385.7613 385.8947 386.0281 386.1616 386.2950 386.4284 386.5618 386.6951 386.8285 386.9618 387.0951 387.2285 387.3618 387.4950 387.6283 387.7616 387.8948 388.0281 388.1613 388.2945 388.4277 388.5608 388.6940 388.8271 388.9603 389.0934 389.2265 389.3596 389.4927 389.6257 389.7588 389.8918 390.0248 390.1579 390.2909 390.4238 390.5568 390.6898 390.8227 390.9556 391.0885 391.2214 391.3543 391.4872 391.6200 391.7529 391.8857 392.0185 392.1513 392.2841 392.4169 392.5496 392.6824 392.8151 392.9478 393.0805 393.2132 393.3459 393.4785 393.6112 393.7438 393.8764 394.0090 394.1416 394.2742 394.4068 394.5393 394.6718 394.8044 394.9369 395.0694 395.2018 395.3343 395.4667 395.5992 395.7316 395.8640 395.9964 396.1288 396.2611 396.3935 396.5258 396.6582 396.7905 396.9228 397.0550 397.1873 397.3196 397.4518 397.5840 397.7162 397.8484 397.9806 398.1128 398.2449 398.3771 398.5092 398.6413 398.7734 398.9055 399.0375 399.1696 399.3016 399.4337 399.5657 399.6977 399.8297 399.9616 400.0936 400.2255 400.3574 400.4894 400.6213 400.7531 400.8850 401.0169 401.1487 401.2805 401.4123 401.5441 401.6759 401.8077 401.9394 402.0712 402.2029 402.3346 402.4663 402.5980 402.7297 402.8613 402.9930 403.1246 403.2562 403.3878 403.5194 403.6510 403.7825 403.9141 404.0456 404.1771 404.3086 404.4401 404.5716 404.7030 404.8345 404.9659 405.0973 405.2287 405.3601 405.4915 405.6228 405.7542 405.8855 406.0168 406.1481 406.2794 406.4106 406.5419 406.6731 406.8044 406.9356 407.0668 407.1980 407.3291 407.4603 407.5914 407.7226 407.8537 407.9848 408.1158 408.2469 408.3780 408.5090 408.6400 408.7710 408.9020 409.0330 409.1640 409.2949 409.4259 409.5568 409.6877 409.8186 409.9495 410.0804 410.2112 410.3420 410.4729 410.6037 410.7345 410.8652 410.9960 411.1268 411.2575 411.3882 411.5189 411.6496 411.7803 411.9110 412.0416 412.1722 412.3029 412.4335 412.5641 412.6946 412.8252 412.9558 413.0863 413.2168 413.3473 413.4778 413.6083 413.7387 413.8692 413.9996 414.1300 414.2604 414.3908 414.5212 414.6516 414.7819 414.9122 415.0425 415.1728 415.3031 415.4334 415.5637 415.6939 415.8241 415.9543 416.0845 416.2147 416.3449 416.4750 416.6052 416.7353 416.8654 416.9955 417.1256 417.2557 417.3857 417.5158 417.6458 417.7758 417.9058 418.0358 418.1657 418.2957 418.4256 418.5555 418.6854 418.8153 418.9452 419.0751 419.2049 419.3347 419.4646 419.5944 419.7242 419.8539 419.9837 420.1134 420.2432 420.3729 420.5026 420.6323 420.7619 420.8916 421.0212 421.1509 421.2805 421.4101 421.5396 421.6692 421.7988 421.9283 422.0578 422.1873 422.3168 422.4463 422.5758 422.7052 422.8347 422.9641 423.0935 423.2229 423.3523 423.4816 423.6110 423.7403 423.8696 423.9989 424.1282 424.2575 424.3867 424.5160 424.6452 424.7744 424.9036 425.0328 425.1620 425.2911 425.4203 425.5494 425.6785 425.8076 425.9367 426.0657 426.1948 426.3238 426.4528 426.5818 426.7108 426.8398 426.9688 427.0977 427.2266 427.3556 427.4845 427.6134 427.7422 427.8711 427.9999 428.1287 428.2576 428.3864 428.5151 428.6439 428.7727 428.9014 429.0301 429.1588 429.2875 429.4162 429.5449 429.6735 429.8021 429.9308 430.0594 430.1879 430.3165 430.4451 430.5736 430.7022 430.8307 430.9592 431.0876 431.2161 431.3446 431.4730 431.6014 431.7298 431.8582 431.9866 432.1150 432.2433 432.3717 432.5000 432.6283 432.7566 432.8848 433.0131 433.1413 433.2696 433.3978 433.5260 433.6542 433.7823 433.9105 434.0386 434.1667 434.2949 434.4230 434.5510 434.6791 434.8071 434.9352 435.0632 435.1912 435.3192 435.4472 435.5751 435.7031 435.8310 435.9589 436.0868 436.2147 436.3425 436.4704 436.5982 436.7260 436.8539 436.9816 437.1094 437.2372 437.3649 437.4927 437.6204 437.7481 437.8758 438.0034 438.1311 438.2587 438.3863 438.5140 438.6416 438.7691 438.8967 439.0242 439.1518 439.2793 439.4068 439.5343 439.6618 439.7892 439.9167 440.0441 440.1715 440.2989 440.4263 440.5536 440.6810 440.8083 440.9357 441.0630 441.1902 441.3175 441.4448 441.5720 441.6993 441.8265 441.9537 442.0809 442.2080 442.3352 442.4623 442.5894 442.7165 442.8436 442.9707 443.0978 443.2248 443.3518 443.4789 443.6059 443.7328 443.8598 443.9868 444.1137 444.2406 444.3675 444.4944 444.6213 444.7482 444.8750 445.0019 445.1287 445.2555 445.3823 445.5090 445.6358 445.7625 445.8892 446.0160 446.1426 446.2693 446.3960 446.5226 446.6493 446.7759 446.9025 447.0291 447.1556 447.2822 447.4087 447.5353 447.6618 447.7883 447.9147 448.0412 448.1677 448.2941 448.4205 448.5469 448.6733 448.7997 448.9260 449.0523 449.1787 449.3050 449.4313 449.5576 449.6838 449.8101 449.9363 450.0625 450.1887 450.3149 450.4411 450.5672 450.6933 450.8195 450.9456 451.0717 451.1977 451.3238 451.4499 451.5759 451.7019 451.8279 451.9539 452.0798 452.2058 452.3317 452.4577 452.5836 452.7094 452.8353 452.9612 453.0870 453.2128 453.3387 453.4645 453.5902 453.7160 453.8417 453.9675 454.0932 454.2189 454.3446 454.4703 454.5959 454.7216 454.8472 454.9728 455.0984 455.2240 455.3495 455.4751 455.6006 455.7261 455.8516 455.9771 456.1026 456.2280 456.3535 456.4789 456.6043 456.7297 456.8550 456.9804 457.1057 457.2311 457.3564 457.4817 457.6070 457.7322 457.8575 457.9827 458.1079 458.2331 458.3583 458.4835 458.6086 458.7338 458.8589 458.9840 459.1091 459.2342 459.3592 459.4843 459.6093 459.7343 459.8593 459.9843 460.1093 460.2342 460.3591 460.4841 460.6090 460.7338 460.8587 460.9836 461.1084 461.2332 461.3580 461.4828 461.6076 461.7324 461.8571 461.9818 462.1066 462.2313 462.3559 462.4806 462.6052 462.7299 462.8545 462.9791 463.1037 463.2283 463.3528 463.4773 463.6019 463.7264 463.8509 463.9753 464.0998 464.2242 464.3487 464.4731 464.5975 464.7219 464.8462 464.9706 465.0949 465.2192 465.3435 465.4678 465.5921 465.7163 465.8405 465.9648 466.0890 466.2132 466.3373 466.4615 466.5856 466.7098 466.8339 466.9580 467.0820 467.2061 467.3301 467.4542 467.5782 467.7022 467.8261 467.9501 468.0741 468.1980 468.3219 468.4458 468.5697 468.6936 468.8174 468.9412 469.0651 469.1889 469.3127 469.4364 469.5602 469.6839 469.8076 469.9314 470.0550 470.1787 470.3024 470.4260 470.5496 470.6733 470.7969 470.9204 471.0440 471.1675 471.2911 471.4146 471.5381 471.6616 471.7850 471.9085 472.0319 472.1553 472.2787 472.4021 472.5255 472.6488 472.7722 472.8955 473.0188 473.1421 473.2654 473.3886 473.5119 473.6351 473.7583 473.8815 474.0046 474.1278 474.2509 474.3741 474.4972 474.6203 474.7434 474.8664 474.9895 475.1125 475.2355 475.3585 475.4815 475.6044 475.7274 475.8503 475.9732 476.0961 476.2190 476.3419 476.4647 476.5876 476.7104 476.8332 476.9560 477.0787 477.2015 477.3242 477.4469 477.5696 477.6923 477.8150 477.9376 478.0603 478.1829 478.3055 478.4281 478.5507 478.6732 478.7958 478.9183 479.0408 479.1633 479.2858 479.4082 479.5307 479.6531 479.7755 479.8979 480.0203 480.1426 480.2650 480.3873 480.5096 480.6319 480.7542 480.8764 480.9987 481.1209 481.2431 481.3653 481.4875 481.6096 481.7318 481.8539 481.9760 482.0981 482.2202 482.3423 482.4643 482.5864 482.7084 482.8304 482.9523 483.0743 483.1963 483.3182 483.4401 483.5620 483.6839 483.8057 483.9276 484.0494 484.1712 484.2930 484.4148 484.5366 484.6583 484.7801 484.9018 485.0235 485.1452 485.2668 485.3885 485.5101 485.6317 485.7533 485.8749 485.9965 486.1180 486.2396 486.3611 486.4826 486.6041 486.7255 486.8470 486.9684 487.0898 487.2112 487.3326 487.4540 487.5754 487.6967 487.8180 487.9393 488.0606 488.1819 488.3031 488.4243 488.5456 488.6668 488.7879 488.9091 489.0303 489.1514 489.2725 489.3936 489.5147 489.6358 489.7568 489.8779 489.9989 490.1199 490.2409 490.3618 490.4828 490.6037 490.7246 490.8455 490.9664 491.0873 491.2081 491.3290 491.4498 491.5706 491.6914 491.8121 491.9329 492.0536 492.1743 492.2950 492.4157 492.5364 492.6570 492.7776 492.8983 493.0189 493.1394 493.2600 493.3806 493.5011 493.6216 493.7421 493.8626 493.9830 494.1035 494.2239 494.3443 494.4647 494.5851 494.7055 494.8258 494.9461 495.0664 495.1867 495.3070 495.4273 495.5475 495.6678 495.7880 495.9082 496.0283 496.1485 496.2686 496.3888 496.5089 496.6290 496.7490 496.8691 496.9891 497.1092 497.2292 497.3492 497.4691 497.5891 497.7090 497.8289 497.9489 498.0687 498.1886 498.3085 498.4283 498.5481 498.6679 498.7877 498.9075 499.0272 499.1470 499.2667 499.3864 499.5061 499.6257 499.7454 499.8650 499.9846 500.1042 500.2238 500.3434 500.4629 500.5825 500.7020 500.8215 500.9410 501.0604 501.1799 501.2993 501.4187 501.5381 501.6575 501.7768 501.8962 502.0155 502.1348 502.2541 502.3734 502.4926 502.6119 502.7311 502.8503 502.9695 503.0887 503.2078 503.3270 503.4461 503.5652 503.6843 503.8033 503.9224 504.0414 504.1604 504.2794 504.3984 504.5174 504.6363 504.7553 504.8742 504.9931 505.1120 505.2308 505.3497 505.4685 505.5873 505.7061 505.8249 505.9437 506.0624 506.1811 506.2998 506.4185 506.5372 506.6558 506.7745 506.8931 507.0117 507.1303 507.2489 507.3674 507.4860 507.6045 507.7230 507.8415 507.9599 508.0784 508.1968 508.3152 508.4336 508.5520 508.6704 508.7887 508.9070 509.0254 509.1436 509.2619 509.3802 509.4984 509.6167 509.7349 509.8530 509.9712 510.0894 510.2075 510.3256 510.4437 510.5618 510.6799 510.7979 510.9160 511.0340 511.1520 511.2700 511.3879 511.5059 511.6238 511.7417 511.8596 511.9775 512.0954 512.2132 512.3310 512.4488 512.5666 512.6844 512.8022 512.9199 513.0376 513.1553 513.2730 513.3907 513.5083 513.6260 513.7436 513.8612 513.9788 514.0963 514.2139 514.3314 514.4489 514.5664 514.6839 514.8013 514.9188 515.0362 515.1536 515.2710 515.3884 515.5057 515.6231 515.7404 515.8577 515.9750 516.0922 516.2095 516.3267 516.4439 516.5611 516.6783 516.7955 516.9126 517.0297 517.1468 517.2639 517.3810 517.4981 517.6151 517.7321 517.8491 517.9661 518.0831 518.2000 518.3170 518.4339 518.5508 518.6677 518.7845 518.9014 519.0182 519.1350 519.2518 519.3686 519.4853 519.6021 519.7188 519.8355 519.9522 520.0689 520.1855 520.3022 520.4188 520.5354 520.6520 520.7685 520.8851 521.0016 521.1181 521.2346 521.3511 521.4675 521.5840 521.7004 521.8168 521.9332 522.0496 522.1659 522.2822 522.3986 522.5149 522.6311 522.7474 522.8637 522.9799 523.0961 523.2123 523.3285 523.4446 523.5608 523.6769 523.7930 523.9091 524.0251 524.1412 524.2572 524.3732 524.4892 524.6052 524.7212 524.8371 524.9531 525.0690 525.1849 525.3007 525.4166 525.5324 525.6483 525.7641 525.8798 525.9956 526.1114 526.2271 526.3428 526.4585 526.5742 526.6898 526.8055 526.9211 527.0367 527.1523 527.2679 527.3834 527.4990 527.6145 527.7300 527.8455 527.9609 528.0764 528.1918 528.3072 528.4226 528.5380 528.6533 528.7687 528.8840 528.9993 529.1146 529.2299 529.3451 529.4603 529.5756 529.6908 529.8059 529.9211 530.0362 530.1514 530.2665 530.3816 530.4966 530.6117 530.7267 530.8417 530.9567 531.0717 531.1867 531.3016 531.4166 531.5315 531.6464 531.7612 531.8761 531.9909 532.1058 532.2206 532.3353 532.4501 532.5649 532.6796 532.7943 532.9090 533.0237 533.1383 533.2530 533.3676 533.4822 533.5968 533.7113 533.8259 533.9404 534.0549 534.1694 534.2839 534.3984 534.5128 534.6272 534.7417 534.8560 534.9704 535.0848 535.1991 535.3134 535.4277 535.5420 535.6563 535.7705 535.8847 535.9989 536.1131 536.2273 536.3414 536.4556 536.5697 536.6838 536.7979 536.9119 537.0260 537.1400 537.2540 537.3680 537.4820 537.5959 537.7099 537.8238 537.9377 538.0516 538.1654 538.2793 538.3931 538.5069 538.6207 538.7345 538.8482 538.9619 539.0757 539.1894 539.3030 539.4167 539.5303 539.6440 539.7576 539.8712 539.9847 540.0983 540.2118 540.3253 540.4388 540.5523 540.6658 540.7792 540.8926 541.0061 541.1194 541.2328 541.3462 541.4595 541.5728 541.6861 541.7994 --------------------------------------------------------------------------------------- Column 1: Two letter code of measurement routine Column 2: UT date and time for beginning of measurement, yyyymmddThhmmssZ (ISO 8601) Column 3: Fractional days since 1-Jan-2000 UT midnight for beginning 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: Integration time [ms] Column 9: Number of bright count cycles Column 10: Number of dark count cycles Column 11: Saturation index: positive integer is the number of saturated cycles included in the data, negative integer is the number of cycles skipped due to saturation Column 12: Effective position of filterwheel #1, 0=filterwheel not used, 1-9 are valid positions Column 13: Effective position of filterwheel #2, 0=filterwheel not used, 1-9 are valid positions Column 14: Pointing zenith angle in degree, absolute or relative (see next column), 999=tracker not used Column 15: Zenith pointing mode: zenith angle is... 0=absolute, 1=relative to sun, 2=relative to moon Column 16: Pointing azimuth in degree, increases clockwise, absolute (0=north) or relative (see next column), 999=tracker not used Column 17: Azimuth pointing mode: like zenith angle mode but also fixed scattering angles relative to sun (3) or moon (4) Column 18: Target distance [m], -1=not pointed on target Column 19: Sum over 2^i with i being a L0 to L1 conversion step, 0=dark correction, 1=non-linearity correction, 2=latency correction, 3=flat field correction, 4=conversion to count rates, 5=temperature correction, 6=stray light correction, 7=wavelength change determination, 8=sensitivity correction, 9=wavelength correction Column 20: Dark correction method: -9=no dark correction done, since it was not requested, -2=no dark correction done, since there were no bright measurements, -1=no dark correction done, since there was no matching dark measurement, 0=dark correction done with measured dark count only, since input darkmeth was MEAS or no dark map parameters available, 1=dark correction done using dark fine structure map and measured dark count, >1=dark correction done with measured dark count only, since dark background fitting gave an error Column 21: 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 22: 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 23: 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 24: Wavelength effective temperature [°C], 999=no effective temperature given Column 25: Number of pixels, where dark count is higher than bright count, -9=no bright counts or dark counts measured Column 26: Number of pixels, where DQ1 sigma ranges of dark count and bright count do not overlap, -9=no bright count or dark count standard error measured Column 27: Number of pixels, where DQ2 sigma ranges of dark count and bright count do not overlap, -9=no bright count or dark count standard error measured Column 28: Index of (not dead, blind, warm, or saturated) pixel with highest corrected counts Column 29: Mean over blind and oversampled pixels in the bright counts, -9 if there is no bright count Column 30: Standard error of blind and oversampled pixels in the bright counts, -9 if there is no bright count standard error Column 31: Mean over blind and oversampled pixels in the dark counts, -9 if there is no dark count Column 32: Standard error of blind and oversampled pixels in the dark counts, -9 if there is no dark count standard error Column 33: Number of function evaluations used for dark background fitting, -9 if no background fitting was done Column 34: rms of unweighted fitting residuals for dark background fitting, -9 if no background fitting was done Column 35: Normalized rms of weighted fitting residuals for dark background fitting, -9 if no background fitting was done Column 36: Mean difference dark map to measured dark count, -9 if no background fitting was done Column 37: rms of difference dark map to measured dark count, -9 if no background fitting was done Column 38: Mean absolute difference dark map to measured dark count expressed in number of standard deviations, -9 if no background fitting was done Column 39: Number of regular pixels, where the dark map differs from the measured dark by more than 10 sigmas, -9 if no background fitting was done Column 40: Number of warm pixels, where the dark map differs from the measured dark by more than 10 sigmas, -9 if no background fitting was done Column 41: Number of hot pixels, where the dark map differs from the measured dark by more than 10 sigmas, -9 if no background fitting was done Column 42: Stray light correction method: 0=no stray light correction, 1=simple method, 2=uncorrected matrix method, 3=corrected matrix method Column 43: Estimated average residual stray light level [%] (for methods 1 and 3 this is before the subtraction of the signal at no-input pixel) Column 44: Estimated stray light in the signal before correction at 300nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 45: Estimated stray light in the signal before correction at 302.5nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 46: Estimated stray light in the signal before correction at 305nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 47: Estimated stray light in the signal before correction at 310nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 48: Estimated stray light in the signal before correction at 320nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 49: Estimated stray light in the signal before correction at 350nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 50: Estimated stray light in the signal before correction at 400nm [%], -9=no stray light correction, -1=signal after stray light correction negative, -2=estimated stray light negative, -3=signal before stray light correction negative Column 51: Wavelength change fitting result index: 0,1,2=no error or warning, 3=warning, -1 or >3=error Column 52: Normalized rms of fitting residuals in wavelength change retrieval weighted with independent instrumental uncertainty, -9=fitting not successful or no fitting done Column 53: Number of pixels included in wavelength change retrieval, -9=no wavelength change determination Column 54: Number of pixels not included in wavelength correction, -9=no wavelength correction Column 55: Mean wavelength correction applied [%], -9=no wavelength correction Column 56: Standard deviation of wavelength correction applied [%], -9=no wavelength correction Column 57: Minimum wavelength correction applied [%], -9=no wavelength correction Column 58: Maximum wavelength correction applied [%], -9=no wavelength correction Column 59: Expected wavelength shift based on effective temperature [nm], -9=no effective temperature given Column 60: Retrieved wavelength change, order 0, -9=no wavelength change determination Column 61: Retrieved wavelength change, order 1, -9=no wavelength change determination Column 62: Temperature at electronics board [°C], 999=no temperature signal Column 63: Spectrometer control temperature [°C], 999=no temperature signal Column 64: Auxiliary spectrometer temperature [°C], 999=no temperature signal Column 65: Temperature in head sensor [°C], 999=no temperature signal Column 66: Humidity in head sensor [%], -9=no humidity signal Column 67: Pressure in head sensor [hPa], -9=no pressure signal Column 68: Scale factor for data and uncertainties, to obtain unscaled output divide them by this number Column 69: Indicator for uncertainty and atmospheric variability (see manual for exact meaning) Column 70: L1 data type, data are... 1=corrected count rate [s-1], 2=radiance [W/m2/nm/sr], 3=irradiance [W/m2/nm] Columns 71-2118: L1 data for each pixel, 0 is NOT a 'true' zero if the corresponding value in the uncertainty is -2, -3 or -4 Columns 2119-4166: Atmospheric variability of L1 data for each pixel [%], 101=no atmospheric variability was measured and pixel is inside the range of the filter, 102=no atmospheric variability was measured and pixel is outside the range of the filter, 103=atmospheric variability was measured, but pixel is outside the range of the filter, 104=saturated data, 109=no atmospheric variability was determined since no dark correction was attempted Columns 4167-6214: Independent instrumental uncertainty of L1 data for each pixel, -2=pixel is outside the range of the filter, -4=saturated data ---------------------------------------------------------------------------------------