/* ** ** Swift/XRT light curve for Mrk 421. ** ** Data taken from the automatic processing at http://www.swift.psu.edu/monitoring/ ** ** When using these data and results in publications, please reference M.C. Stroh & A.D. Falcone 2013, ApJS, 207, 28; arXiv: 1305.4949. ** ** Key: ** ** BinCenter - Center of time bin (MJD) ** BinHW - One-half of the full time bin size (days) ** Rate - The background subtracted, PSF corrected and pile-up corrected source count rate (cts/s). ** RateError - 1 sigma error in source count rate (cts/s) ** FracExp - Conversion factor between bin size and observing time ** Mode - 0 if in Windowed Timing (WT) ** 1 if in Photon Counting (PC) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode 54398.053782 0.000113 64.05171 2.03090 1.00000 0 54398.054019 0.000124 70.25462 2.26756 1.00000 0 54398.054282 0.000139 68.52988 2.20912 1.00000 0 54398.054557 0.000136 67.98448 2.18682 1.00000 0 54398.054821 0.000127 68.36260 2.17778 1.00000 0 54398.055078 0.000130 63.35294 2.03469 1.00000 0 54398.055333 0.000124 67.08837 2.14325 1.00000 0 54398.055579 0.000122 68.32966 2.18572 1.00000 0 54398.055836 0.000136 61.04064 1.96173 1.00000 0 54398.056097 0.000124 66.83562 2.14629 1.00000 0 54398.056351 0.000130 69.01493 2.19881 1.00000 0 54398.056612 0.000130 63.34175 2.04298 1.00000 0 54398.056863 0.000122 66.95177 2.13924 1.00000 0 54398.057112 0.000127 64.23096 2.05828 1.00000 0 54398.057361 0.000122 67.61874 2.17824 1.00000 0 54398.057610 0.000127 64.33707 2.07976 1.00000 0 54398.057859 0.000122 69.82841 2.21566 1.00000 0 54398.058113 0.000133 63.16887 2.01976 1.00000 0 54398.058377 0.000130 62.51807 2.01790 1.00000 0 54398.058628 0.000122 69.66522 2.23463 1.00000 0 54398.058880 0.000130 64.30321 2.06120 1.00000 0 54398.059143 0.000133 63.24621 2.01230 1.00000 0 54398.059407 0.000130 64.63729 2.07700 1.00000 0 54398.059667 0.000130 63.91874 2.04594 1.00000 0 54398.059933 0.000136 62.24754 2.00049 1.00000 0 54398.060197 0.000127 67.89978 2.15973 1.00000 0 54398.060454 0.000130 65.07655 2.08452 1.00000 0 54398.060712 0.000127 65.88729 2.10348 1.00000 0 54398.060978 0.000139 60.63094 1.94057 1.00000 0 54398.061256 0.000139 60.76209 1.95885 1.00000 0 54398.061519 0.000124 68.82378 2.19987 1.00000 0 54398.061771 0.000127 67.18044 2.14710 1.00000 0 54398.062028 0.000130 63.16005 2.03393 1.00000 0 54398.062286 0.000127 66.52473 2.12580 1.00000 0 54398.062543 0.000130 63.57694 2.04302 1.00000 0 54398.062804 0.000130 64.28250 2.07002 1.00000 0 54398.063061 0.000127 66.80663 2.13873 1.00000 0 54398.063322 0.000133 63.83401 2.04554 1.00000 0 54398.063588 0.000133 63.99806 2.03639 1.00000 0 54398.063854 0.000133 66.68288 2.13037 1.00000 0 54398.064123 0.000136 63.57551 2.03133 1.00000 0 54398.064389 0.000130 66.78522 2.11155 1.00000 0 54398.064644 0.000124 68.41212 2.18749 1.00000 0 54398.064896 0.000127 67.55029 2.15314 1.00000 0 54398.065156 0.000133 63.69267 2.06959 1.00000 0 54398.065422 0.000133 64.00952 2.05333 1.00000 0 54398.065689 0.000133 64.12606 2.03841 1.00000 0 54398.065949 0.000127 66.99262 2.14264 1.00000 0 54398.066204 0.000127 65.80627 2.11177 1.00000 0 54398.066467 0.000136 63.12178 2.01731 1.00000 0 54398.066730 0.000127 68.00282 2.17533 1.00000 0 54398.066982 0.000124 69.43848 2.23983 1.00000 0 54398.067239 0.000133 65.39684 2.12137 1.00000 0 54398.067503 0.000130 71.09049 2.26081 1.00000 0 54398.067766 0.000133 65.83870 2.11047 1.00000 0 54398.068021 0.000122 69.64030 2.22553 1.00000 0 54398.068272 0.000130 64.82330 2.07852 1.00000 0 54398.068530 0.000127 66.89671 2.14155 1.00000 0 54398.068788 0.000130 65.92921 2.12296 1.00000 0 54398.069051 0.000133 65.19492 2.06993 1.00000 0 54398.069323 0.000139 64.89379 2.05870 0.98220 0 54398.119433 0.000116 57.30140 1.82167 0.99061 0 54398.119658 0.000110 61.26606 1.94448 1.00000 0 54398.119873 0.000104 63.74531 2.03719 1.00000 0 54398.120087 0.000110 59.39090 1.90106 1.00000 0 54398.120307 0.000110 59.71848 1.89405 1.00000 0 54398.120524 0.000107 60.42602 1.94876 1.00000 0 54398.120735 0.000104 62.37297 2.02253 1.00000 0 54398.120943 0.000104 62.36822 1.99392 1.00000 0 54398.121157 0.000110 59.10305 1.88334 1.00000 0 54398.121380 0.000113 57.58040 1.84329 1.00000 0 54398.121591 0.000098 65.68115 2.10457 1.00000 0 54398.121797 0.000107 60.15205 1.93615 1.00000 0 54398.122014 0.000110 59.06131 1.89686 1.00000 0 54398.122231 0.000107 61.97498 1.96948 1.00000 0 54398.122445 0.000107 61.38493 1.95455 1.00000 0 54398.122659 0.000107 61.87800 1.98061 1.00000 0 54398.122879 0.000113 57.90419 1.84499 1.00000 0 54398.123102 0.000110 58.45334 1.88399 1.00000 0 54398.123322 0.000110 59.38654 1.90785 1.00000 0 54398.123539 0.000107 62.55338 1.97857 1.00000 0 54398.123753 0.000107 62.12336 1.95371 1.00000 0 54398.123967 0.000107 61.10485 1.95546 1.00000 0 54398.124184 0.000110 58.79643 1.89171 1.00000 0 54398.124407 0.000113 57.80279 1.84814 1.00000 0 54398.124630 0.000110 60.45267 1.92986 1.00000 0 54398.124852 0.000113 58.13328 1.86280 1.00000 0 54398.125075 0.000110 59.04000 1.88946 1.00000 0 54398.125292 0.000107 61.06546 1.94253 1.00000 0 54398.125515 0.000116 58.04352 1.83540 1.00000 0 54398.125741 0.000110 58.73954 1.88930 1.00000 0 54398.125958 0.000107 61.10562 1.95233 1.00000 0 54398.126180 0.000116 56.57609 1.80669 1.00000 0 54398.126412 0.000116 55.99382 1.79676 1.00000 0 54398.126635 0.000107 61.94497 1.98590 1.00000 0 54398.126849 0.000107 63.67673 2.00585 1.00000 0 54398.127063 0.000107 61.83480 1.95262 1.00000 0 54398.127277 0.000107 59.79317 1.94120 1.00000 0 54398.127491 0.000107 62.31374 1.99048 1.00000 0 54398.127708 0.000110 58.79825 1.88557 1.00000 0 54398.127928 0.000110 60.14901 1.91571 1.00000 0 54398.128142 0.000104 62.20988 1.99886 1.00000 0 54398.128359 0.000113 58.71168 1.85458 1.00000 0 54398.128582 0.000110 60.27083 1.91912 1.00000 0 54398.128802 0.000110 61.48810 1.96612 1.00000 0 54398.129010 0.000098 68.20323 2.18448 1.00000 0 54398.129213 0.000104 64.86740 2.06075 1.00000 0 54398.129427 0.000110 60.88697 1.94856 1.00000 0 54398.129644 0.000107 61.74132 1.96478 1.00000 0 54398.129864 0.000113 58.66886 1.87903 1.00000 0 54398.130092 0.000116 56.29924 1.79365 1.00000 0 54398.130312 0.000104 62.66825 2.02315 1.00000 0 54398.130529 0.000113 58.23369 1.86588 1.00000 0 54398.130749 0.000107 61.63139 1.98257 1.00000 0 54398.130969 0.000113 59.40778 1.88607 1.00000 0 54398.131186 0.000104 62.84982 1.99993 1.00000 0 54398.131400 0.000110 60.46919 1.91516 1.00000 0 54398.131620 0.000110 60.87293 1.93941 1.00000 0 54398.131837 0.000107 61.64153 1.97196 1.00000 0 54398.132051 0.000107 61.16765 1.95883 1.00000 0 54398.132271 0.000113 59.69521 1.90303 1.00000 0 54398.132488 0.000104 61.86105 1.99392 1.00000 0 54398.132700 0.000107 62.50717 1.98795 1.00000 0 54398.132919 0.000113 59.06224 1.87494 1.00000 0 54398.133145 0.000113 59.36096 1.89927 1.00000 0 54398.133368 0.000110 61.21970 1.93549 1.00000 0 54398.133585 0.000107 61.92427 1.97242 1.00000 0 54398.133796 0.000104 63.34168 2.02826 1.00000 0 54398.134016 0.000116 58.14179 1.86350 1.00000 0 54398.134245 0.000113 59.60172 1.88271 1.00000 0 54398.134465 0.000107 61.37995 1.96924 1.00000 0 54398.134673 0.000101 64.61063 2.08061 1.00000 0 54398.134890 0.000116 58.09228 1.85173 1.00000 0 54398.135220 0.000214 58.50190 1.35669 0.98685 0 54398.194224 0.000197 70.00907 2.31810 0.99435 0 54398.194745 0.000324 45.82806 1.52376 1.00000 0 54398.195393 0.000324 47.94083 1.59596 1.00000 0 54398.196033 0.000315 51.84013 1.71204 1.00000 0 54398.196667 0.000318 49.71392 1.63308 1.00000 0 54398.197303 0.000318 50.94891 1.67590 1.00000 0 54398.197948 0.000327 50.05898 1.65216 1.00000 0 54398.198588 0.000312 52.06678 1.69266 1.00000 0 54398.199201 0.000301 54.64159 1.79931 1.00000 0 54398.199818 0.000315 51.38879 1.71019 1.00000 0 54398.200457 0.000324 50.76782 1.68089 1.00000 0 54398.201088 0.000307 51.92836 1.72338 1.00000 0 54398.201701 0.000307 52.08945 1.71855 1.00000 0 54398.202312 0.000304 52.73951 1.76034 1.00000 0 54398.203050 0.000434 51.43769 1.44550 0.99536 0 54398.260888 0.000200 72.35330 2.38832 0.98593 0 54398.261424 0.000336 46.16778 1.52862 1.00000 0 54398.262098 0.000339 49.60113 1.64530 1.00000 0 54398.262772 0.000336 50.01072 1.66670 1.00000 0 54398.263440 0.000333 50.32369 1.65728 1.00000 0 54398.264103 0.000330 51.16348 1.68964 1.00000 0 54398.264771 0.000339 50.39196 1.65852 1.00000 0 54398.265431 0.000321 51.41865 1.71577 1.00000 0 54398.266076 0.000324 51.84613 1.71056 1.00000 0 54398.266727 0.000327 51.11106 1.68546 1.00000 0 54398.267384 0.000330 49.93316 1.67378 1.00000 0 54398.268035 0.000321 52.46290 1.71338 1.00000 0 54398.268678 0.000321 52.39478 1.72359 1.00000 0 54398.269580 0.000582 51.91423 1.27235 0.99513 0 54398.320651 0.000234 61.66898 2.05169 0.99536 0 54398.321102 0.000217 46.89604 1.52260 1.00000 0 54398.321583 0.000263 51.41032 1.67252 1.00000 0 54398.322147 0.000301 47.88608 1.58487 1.00000 0 54398.322723 0.000275 51.58427 1.69812 1.00000 0 54398.323290 0.000292 48.15509 1.59168 1.00000 0 54398.323871 0.000289 48.20931 1.58796 1.00000 0 54398.324450 0.000289 49.04487 1.62605 1.00000 0 54398.325020 0.000281 49.84038 1.63557 1.00000 0 54398.325593 0.000292 48.11974 1.57268 1.00000 0 54398.326189 0.000304 46.49809 1.54015 1.00000 0 54398.326765 0.000272 51.45092 1.67620 1.00000 0 54398.327332 0.000295 48.72386 1.57439 1.00000 0 54398.327914 0.000286 49.28532 1.62516 1.00000 0 54398.328489 0.000289 48.39730 1.59752 1.00000 0 54398.329060 0.000281 50.53987 1.64256 1.00000 0 54398.329632 0.000292 48.53848 1.60586 1.00000 0 54398.330208 0.000284 49.68780 1.63214 1.00000 0 54398.330775 0.000284 48.68000 1.61859 1.00000 0 54398.331325 0.000266 50.47416 1.64690 1.00000 0 54398.331889 0.000298 46.00107 1.52571 1.00000 0 54398.332477 0.000289 48.12038 1.58165 1.00000 0 54398.333058 0.000292 47.73434 1.56304 1.00000 0 54398.333640 0.000289 44.96403 1.48894 1.00000 0 54398.334198 0.000269 51.44154 1.69120 1.00000 0 54398.334763 0.000295 46.74935 1.54622 1.00000 0 54398.335590 0.000532 49.26987 1.16276 0.99768 0 54398.387925 0.000148 76.00076 2.50682 0.99999 0 54398.388365 0.000292 59.43250 1.93456 1.00000 0 54398.388926 0.000269 65.68775 2.14942 1.00000 0 54398.389485 0.000289 58.69468 1.93654 1.00000 0 54398.390040 0.000266 63.24350 2.08503 1.00000 0 54398.390564 0.000258 67.42629 2.20793 1.00000 0 54398.391091 0.000269 63.27029 2.08406 1.00000 0 54398.391649 0.000289 60.43059 2.00087 1.00000 0 54398.392211 0.000272 63.09694 2.06967 1.00000 0 54398.392766 0.000284 61.82240 2.00709 1.00000 0 54398.393307 0.000258 67.88507 2.19918 1.00000 0 54398.393825 0.000260 66.52740 2.17697 1.00000 0 54398.394340 0.000255 67.65442 2.21351 1.00000 0 54398.394875 0.000281 62.35277 2.04943 1.00000 0 54398.395417 0.000260 65.51158 2.18244 1.00000 0 54398.395940 0.000263 65.31317 2.14378 1.00000 0 54398.396467 0.000263 66.42854 2.18538 1.00000 0 54398.396979 0.000249 69.73625 2.28108 1.00000 0 54398.397503 0.000275 62.84511 2.08130 1.00000 0 54398.398047 0.000269 66.31927 2.16003 1.00000 0 54398.398597 0.000281 61.54735 2.04210 1.00000 0 54398.399149 0.000272 63.89935 2.10260 1.00000 0 54398.399685 0.000263 67.48208 2.23578 1.00000 0 54398.400240 0.000292 61.33386 2.02553 1.00000 0 54398.400796 0.000263 66.60497 2.18165 1.00000 0 54398.401337 0.000278 63.64249 2.08426 1.00000 0 54398.401892 0.000278 63.02611 2.06295 1.00000 0 54398.402445 0.000275 64.62180 2.10828 1.00000 0 54398.403108 0.000388 62.97394 1.77430 0.99502 0 54398.452619 0.000258 54.45139 1.79580 0.99546 0 54398.453142 0.000266 44.25341 1.48636 1.00000 0 54398.453733 0.000324 47.03108 1.56589 1.00000 0 54398.454384 0.000327 47.95486 1.57408 1.00000 0 54398.455003 0.000292 53.37334 1.75099 1.00000 0 54398.455625 0.000330 46.28482 1.50220 1.00000 0 54398.456273 0.000318 47.60332 1.58532 1.00000 0 54398.456924 0.000333 47.45663 1.59738 1.00000 0 54398.457587 0.000330 45.25068 1.49779 1.00000 0 54398.458235 0.000318 47.90697 1.57692 1.00000 0 54398.458871 0.000318 48.91452 1.60957 1.00000 0 54398.459494 0.000304 50.32452 1.64568 1.00000 0 54398.460116 0.000318 47.22741 1.55245 1.00000 0 54398.460735 0.000301 48.93676 1.63930 1.00000 0 54398.461363 0.000327 45.80838 1.52037 1.00000 0 54398.462002 0.000312 46.95107 1.59493 1.00000 0 54398.462633 0.000318 46.58030 1.52813 1.00000 0 54398.463290 0.000339 43.40825 1.44022 1.00000 0 54398.463958 0.000330 45.73314 1.50737 1.00000 0 54398.464603 0.000315 46.41039 1.52033 1.00000 0 54398.465243 0.000324 45.75752 1.51136 1.00000 0 54398.465885 0.000318 47.33017 1.55284 1.00000 0 54398.466507 0.000304 48.99428 1.59657 1.00000 0 54398.467124 0.000312 46.29216 1.53605 1.00000 0 54398.467752 0.000315 50.69666 1.59248 0.99634 0 54398.521157 0.000127 57.07122 1.81758 0.99092 0 54398.521444 0.000159 60.63012 1.95154 1.00000 0 54398.521768 0.000165 59.99513 1.93500 1.00000 0 54398.522072 0.000139 65.00757 2.11004 1.00000 0 54398.522349 0.000139 60.56816 1.93914 1.00000 0 54398.522624 0.000136 59.20444 1.89736 1.00000 0 54398.522893 0.000133 60.49139 1.95343 1.00000 0 54398.523171 0.000145 56.89915 1.81286 1.00000 0 54398.523461 0.000145 57.14690 1.82506 1.00000 0 54398.523744 0.000139 59.29779 1.89902 1.00000 0 54398.524016 0.000133 63.39393 2.03147 1.00000 0 54398.524294 0.000145 57.15255 1.84105 1.00000 0 54398.524586 0.000148 56.54415 1.82814 1.00000 0 54398.524878 0.000145 56.72888 1.82262 1.00000 0 54398.525165 0.000142 58.65012 1.88176 1.00000 0 54398.525448 0.000142 58.14443 1.86849 1.00000 0 54398.525723 0.000133 63.66062 2.04252 1.00000 0 54398.526131 0.000275 59.22115 1.36320 0.99771 0 54398.588542 0.000156 55.93520 1.81021 0.98201 0 54398.588912 0.000214 40.81897 1.31801 1.00000 0 54398.589355 0.000229 42.63092 1.39743 1.00000 0 54398.589789 0.000205 49.17685 1.58761 1.00000 0 54398.590194 0.000200 50.54494 1.64460 1.00000 0 54398.590610 0.000217 46.91273 1.51882 1.00000 0 54398.591030 0.000203 50.32844 1.62091 1.00000 0 54398.591432 0.000200 51.12758 1.64501 1.00000 0 54398.591831 0.000200 50.90030 1.64104 1.00000 0 54398.592222 0.000191 53.00385 1.71604 1.00000 0 54398.592743 0.000330 47.53340 1.23601 0.99822 0 54398.995515 0.000179 37.08437 1.20001 0.99360 0 54398.995880 0.000185 40.05553 1.28198 1.00000 0 54398.996235 0.000171 42.83041 1.37660 1.00000 0 54398.996588 0.000182 39.14108 1.25352 1.00000 0 54398.996953 0.000182 38.81965 1.23958 1.00000 0 54398.997318 0.000182 38.47422 1.24102 1.00000 0 54398.997688 0.000188 37.56045 1.19648 1.00000 0 54398.998058 0.000182 38.76067 1.23892 1.00000 0 54398.998426 0.000185 38.01484 1.22015 1.00000 0 54398.998793 0.000182 38.91662 1.25252 1.00000 0 54398.999161 0.000185 38.35041 1.22839 1.00000 0 54398.999650 0.000304 40.87823 0.99675 1.00000 0