/* ** ** 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) ** RawRate - Raw source count rate (cts/s) ** RawError - 1 sigma error in the raw count rate (cts/s) ** NetRate - Background subtracted count rate (cts/s) ** NetError - 1 sigma error in the background subtracted count rate (cts/s) ** BackRate - Background count rate (cts/s) ** BackError - 1 sigma error in the background count rate (cts/s) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode RawRate RawError NetRate NetError BackRate BackError 56743.246120 0.000576 26.29694 0.87308 0.98492 0 10.21088 0.32306 9.94180 0.32525 0.26908 0.03768 56743.247202 0.000506 26.23948 0.92370 0.99429 0 9.99365 0.33921 9.70838 0.34170 0.28528 0.04118 56743.247839 0.000130 24.30583 1.77307 1.00000 0 8.99275 0.63273 8.73997 0.63730 0.25279 0.07622 56743.248091 0.000122 25.45411 1.83430 1.00000 0 9.73049 0.68127 9.50889 0.68526 0.22160 0.07387 56743.248337 0.000124 24.46678 1.79978 1.00000 0 9.31784 0.65887 9.02925 0.66412 0.28859 0.08331 56743.248588 0.000127 26.62038 1.87590 1.00000 0 9.92562 0.67225 9.62008 0.67757 0.30554 0.08474 56743.248834 0.000119 26.50198 1.92512 1.00000 0 9.82123 0.69274 9.59423 0.69686 0.22700 0.07567 56743.249083 0.000130 23.64578 1.72540 1.00000 0 9.03727 0.63429 8.76151 0.63927 0.27577 0.07961 56743.249352 0.000139 25.93751 1.73776 1.00000 0 9.93321 0.64387 9.67468 0.64819 0.25853 0.07463 56743.249613 0.000122 25.78504 1.86741 1.00000 0 9.58739 0.67624 9.39042 0.67982 0.19698 0.06964 56743.249853 0.000119 25.38343 1.85461 1.00000 0 9.77237 0.69101 9.52015 0.69560 0.25223 0.07976 56743.250142 0.000171 25.58992 1.57483 1.00000 0 9.98273 0.58220 9.56206 0.58850 0.42066 0.08587 56743.250432 0.000119 26.17943 1.89276 1.00000 0 9.96782 0.69789 9.71559 0.70243 0.25223 0.07976 56743.250672 0.000122 24.74480 1.83043 1.00000 0 9.73049 0.68127 9.31191 0.68879 0.41858 0.10152 56743.250912 0.000119 25.31656 1.85092 1.00000 0 9.82123 0.69274 9.54379 0.69777 0.27745 0.08365 56743.251158 0.000127 25.44640 1.81893 1.00000 0 9.88009 0.67070 9.48054 0.67767 0.39955 0.09690 56743.251407 0.000122 25.43483 1.83178 1.00000 0 9.68279 0.67960 9.48582 0.68316 0.19698 0.06964 56743.251650 0.000122 26.64327 1.88384 1.00000 0 9.96898 0.68957 9.79663 0.69264 0.17235 0.06514 56743.251896 0.000124 24.43352 1.77723 1.00000 0 9.45761 0.66379 9.19307 0.66857 0.26454 0.07976 56743.252150 0.000130 25.51698 1.78007 1.00000 0 9.88313 0.66331 9.58438 0.66847 0.29875 0.08286 56743.252399 0.000119 25.18175 1.85521 1.00000 0 9.91896 0.69617 9.54062 0.70299 0.37834 0.09769 56743.252662 0.000145 21.04961 1.50909 1.00000 0 8.25375 0.57507 8.06760 0.57840 0.18614 0.06205 56743.252937 0.000130 23.04745 1.69725 1.00000 0 8.99275 0.63273 8.67103 0.63854 0.32173 0.08599 56743.253186 0.000119 25.79484 1.86260 1.00000 0 9.87010 0.69446 9.66831 0.69811 0.20178 0.07134 56743.253432 0.000127 25.51020 1.81432 1.00000 0 9.97115 0.67379 9.57160 0.68072 0.39955 0.09690 56743.253846 0.000286 25.52904 1.19379 1.00000 0 9.95597 0.44885 9.67394 0.45212 0.28204 0.05428 56743.254260 0.000127 23.49789 1.72897 1.00000 0 9.10607 0.64390 8.82404 0.64902 0.28204 0.08142 56743.254520 0.000133 22.39908 1.64203 1.00000 0 8.71016 0.61590 8.46287 0.62040 0.24729 0.07456 56743.254772 0.000119 25.77212 1.88045 1.00000 0 9.91896 0.69617 9.61629 0.70164 0.30267 0.08737 56743.255015 0.000124 24.51965 1.78789 1.00000 0 9.41102 0.66216 9.14648 0.66694 0.26454 0.07976 56743.255330 0.000191 25.83331 1.48412 1.00000 0 9.92562 0.54889 9.62792 0.55312 0.29770 0.06830 56743.255660 0.000139 21.96190 1.62155 0.97917 0 8.56746 0.60430 8.25942 0.60988 0.30804 0.08233 56743.256363 0.000564 26.65910 0.87888 0.99487 0 10.33680 0.32672 9.99565 0.32949 0.34116 0.04264 56743.257055 0.000127 25.59826 1.78127 1.00000 0 9.92562 0.67225 9.71409 0.67594 0.21153 0.07051 56743.257318 0.000136 22.27276 1.63933 1.00000 0 8.56746 0.60430 8.28142 0.60949 0.28604 0.07933 56743.257581 0.000127 23.77902 1.73156 1.00000 0 9.10607 0.64390 8.89455 0.64775 0.21153 0.07051 56743.257842 0.000133 23.62452 1.73044 0.97826 0 9.08179 0.63585 8.76006 0.64164 0.32173 0.08599 56743.258206 0.000231 25.37322 1.32348 1.00000 0 9.96660 0.49958 9.65636 0.50358 0.31024 0.06333 56743.258559 0.000122 25.34675 1.85332 0.97619 0 9.82123 0.69274 9.54379 0.69777 0.27745 0.08365 56743.258811 0.000130 23.52184 1.70507 1.00000 0 9.03727 0.63429 8.80747 0.63844 0.22981 0.07267 56743.259066 0.000124 23.96283 1.78707 1.00000 0 9.36443 0.66052 8.95559 0.66792 0.40884 0.09916 56743.259320 0.000130 23.98234 1.74680 1.00000 0 8.90372 0.62959 8.69689 0.63335 0.20683 0.06894 56743.259575 0.000124 24.81132 1.77879 1.00000 0 9.36443 0.66052 9.24418 0.66270 0.12025 0.05378 56743.259833 0.000133 22.56143 1.66498 1.00000 0 8.71016 0.61590 8.41790 0.62121 0.29225 0.08106 56743.260093 0.000127 24.29180 1.76673 1.00000 0 9.24267 0.64871 8.98413 0.65337 0.25853 0.07795 56743.260345 0.000124 26.37982 1.87601 0.97674 0 9.92128 0.68792 9.72431 0.69143 0.19698 0.06964 56743.260594 0.000124 24.49802 1.80114 1.00000 0 9.55079 0.66706 9.16600 0.67396 0.38479 0.09620 56743.260845 0.000127 24.68421 1.84911 0.97727 0 9.45761 0.66379 8.97662 0.67245 0.48099 0.10755 56743.261091 0.000119 25.33176 1.88811 1.00000 0 9.77237 0.69101 9.36881 0.69834 0.40356 0.10089 56743.261331 0.000122 25.21630 1.85131 1.00000 0 9.92128 0.68792 9.47809 0.69580 0.44320 0.10446 56743.261572 0.000119 25.24778 1.88612 1.00000 0 9.96782 0.69789 9.46337 0.70694 0.50445 0.11280 56743.261823 0.000133 22.65862 1.65012 1.00000 0 8.71016 0.61590 8.50783 0.61958 0.20233 0.06744 56743.262084 0.000127 24.49465 1.76394 1.00000 0 9.24267 0.64871 9.05464 0.65211 0.18802 0.06648 56743.262359 0.000148 20.87629 1.53906 0.98039 0 8.17361 0.57227 7.84269 0.57822 0.33092 0.08273 56743.262628 0.000122 24.83654 1.80989 1.00000 0 9.58739 0.67624 9.34117 0.68071 0.24622 0.07786 56743.262882 0.000133 22.77811 1.67858 1.00000 0 8.84081 0.62050 8.50359 0.62658 0.33722 0.08707 56743.263149 0.000133 23.54998 1.70605 1.00000 0 8.79726 0.61897 8.59493 0.62264 0.20233 0.06744 56743.263406 0.000124 24.15991 1.78996 1.00000 0 9.36443 0.66052 9.00369 0.66705 0.36074 0.09314 56743.263664 0.000133 23.55069 1.71499 1.00000 0 8.92791 0.62355 8.63566 0.62880 0.29225 0.08106 56743.263936 0.000139 21.41857 1.64694 0.97917 0 8.61008 0.60580 8.01601 0.61650 0.59407 0.11433 56743.264338 0.000263 22.90994 1.20174 0.99005 0 8.78315 0.44193 8.49620 0.44564 0.28696 0.05739 56743.311473 0.000281 23.80911 0.75792 0.99581 0 21.00941 0.66010 20.82332 0.66272 0.18609 0.05885 56743.312008 0.000255 25.78403 0.82511 1.00000 0 22.76518 0.71990 22.58135 0.72250 0.18384 0.06128 56743.312515 0.000252 25.84564 0.83452 1.00000 0 23.02685 0.72817 22.69627 0.73285 0.33058 0.08264 56743.313033 0.000266 24.48596 0.79083 1.00000 0 22.03670 0.69272 21.62639 0.69848 0.41030 0.08954 56743.313565 0.000266 24.45238 0.78463 1.00000 0 21.81894 0.68929 21.58448 0.69260 0.23446 0.06768 56743.314080 0.000249 26.12133 0.83994 1.00000 0 23.36449 0.73774 23.07187 0.74188 0.29262 0.07821 56743.314592 0.000263 24.60047 0.79579 1.00000 0 22.10274 0.69756 21.72744 0.70285 0.37531 0.08610 56743.315131 0.000275 23.96840 0.76281 1.00000 0 21.36189 0.67117 21.17268 0.67384 0.18921 0.05983 56743.315683 0.000278 23.49675 0.75458 1.00000 0 21.03503 0.66254 20.75417 0.66650 0.28086 0.07252 56743.316224 0.000263 25.04529 0.80019 1.00000 0 22.41095 0.70240 22.11465 0.70656 0.29630 0.07650 56743.316751 0.000263 24.69301 0.79691 1.00000 0 22.14677 0.69825 21.79122 0.70326 0.35555 0.08380 56743.317278 0.000263 24.74464 0.79608 1.00000 0 22.16879 0.69860 21.85274 0.70305 0.31605 0.07901 56743.317796 0.000255 25.54157 0.82387 1.00000 0 22.92454 0.72241 22.55687 0.72759 0.36768 0.08666 56743.318308 0.000258 25.50217 0.81391 1.00000 0 22.73449 0.71536 22.51232 0.71849 0.22217 0.06699 56743.318834 0.000269 24.13403 0.77806 1.00000 0 21.60587 0.68222 21.29662 0.68658 0.30925 0.07731 56743.319358 0.000255 25.76790 0.82281 1.00000 0 22.97007 0.72313 22.74538 0.72630 0.22469 0.06775 56743.319879 0.000266 24.30574 0.78420 1.00000 0 21.75362 0.68825 21.46054 0.69240 0.29307 0.07567 56743.320403 0.000258 25.06283 0.81180 1.00000 0 22.48689 0.71145 22.12334 0.71660 0.36354 0.08569 56743.320923 0.000263 24.74549 0.79300 1.00000 0 22.05871 0.69686 21.84143 0.69993 0.21728 0.06551 56743.321447 0.000260 24.76010 0.80369 1.00000 0 22.25929 0.70390 21.85984 0.70954 0.39945 0.08932 56743.321956 0.000249 26.07099 0.84160 1.00000 0 23.36449 0.73774 23.00917 0.74276 0.35532 0.08618 56743.322463 0.000258 25.33717 0.80856 1.00000 0 22.50940 0.71181 22.36802 0.71381 0.14138 0.05344 56743.323001 0.000281 23.00169 0.74680 1.00000 0 20.69426 0.65376 20.30510 0.65925 0.38916 0.08492 56743.323545 0.000263 24.89206 0.79691 1.00000 0 22.21282 0.69929 21.95603 0.70291 0.25679 0.07122 56743.324074 0.000266 24.72824 0.78779 1.00000 0 22.01492 0.69238 21.81954 0.69513 0.19538 0.06179 56743.324616 0.000275 23.66210 0.76145 1.00000 0 21.17210 0.66819 20.88828 0.67219 0.28382 0.07328 56743.325142 0.000252 25.95027 0.82705 1.00000 0 23.02685 0.72817 22.90289 0.72993 0.12397 0.05061 56743.325660 0.000266 24.37479 0.78334 1.00000 0 21.75362 0.68825 21.51916 0.69157 0.23446 0.06768 56743.326195 0.000269 24.00133 0.77824 1.00000 0 21.58433 0.68188 21.19777 0.68733 0.38656 0.08644 56743.326731 0.000266 24.28070 0.78565 1.00000 0 21.79717 0.68894 21.44548 0.69391 0.35169 0.08289 56743.327249 0.000252 25.79698 0.82993 1.00000 0 23.07291 0.72890 22.78365 0.73299 0.28926 0.07731 56743.327769 0.000269 24.09052 0.77950 1.00000 0 21.67050 0.68323 21.28393 0.68868 0.38656 0.08644 56743.328311 0.000272 23.69151 0.76960 1.00000 0 21.33340 0.67428 20.93183 0.67995 0.40158 0.08763 56743.328840 0.000258 24.93448 0.81297 1.00000 0 22.48689 0.71145 22.02236 0.71802 0.46453 0.09686 56743.329378 0.000281 23.32176 0.74877 1.00000 0 20.88013 0.65669 20.58363 0.66086 0.29650 0.07412 56743.329905 0.000246 26.49298 0.85367 1.00000 0 23.78078 0.74865 23.40013 0.75401 0.38065 0.08972 56743.330420 0.000269 24.27553 0.77979 1.00000 0 21.75666 0.68459 21.44741 0.68894 0.30925 0.07731 56743.330976 0.000286 24.34359 0.75923 0.99563 0 21.82848 0.66607 21.50023 0.67055 0.32826 0.07737 56743.378221 0.000385 24.05911 0.79496 0.99996 0 15.12360 0.47730 14.87524 0.48087 0.24836 0.05854 56743.378979 0.000373 24.80365 0.80727 1.00000 0 15.52974 0.49109 15.24524 0.49520 0.28450 0.06362 56743.379679 0.000327 25.97926 0.84801 1.00000 0 17.71091 0.56035 17.33741 0.56573 0.37350 0.07788 56743.380353 0.000347 25.08203 0.80850 1.00000 0 16.81133 0.52977 16.55137 0.53351 0.25996 0.06305 56743.381045 0.000344 25.61047 0.83004 1.00000 0 17.00311 0.53502 16.66386 0.53988 0.33925 0.07233 56743.381719 0.000330 25.83783 0.83340 1.00000 0 17.59070 0.55599 17.34925 0.55947 0.24145 0.06234 56743.382382 0.000333 26.39608 0.85221 1.00000 0 17.54226 0.55280 17.25504 0.55693 0.28722 0.06770 56743.383065 0.000350 24.42525 0.78941 1.00000 0 16.58961 0.52409 16.33180 0.52780 0.25781 0.06253 56743.383750 0.000336 25.41396 0.81622 1.00000 0 17.33922 0.54722 17.13357 0.55019 0.20565 0.05704 56743.384410 0.000324 26.43507 0.85219 1.00000 0 17.92270 0.56620 17.67694 0.56974 0.24576 0.06346 56743.385064 0.000330 26.16792 0.84654 1.00000 0 17.62584 0.55654 17.33611 0.56072 0.28974 0.06829 56743.385730 0.000336 24.76081 0.80085 1.00000 0 17.25287 0.54586 16.99976 0.54951 0.25311 0.06328 56743.386424 0.000359 23.47678 0.76218 1.00000 0 16.13978 0.51064 15.85861 0.51470 0.28117 0.06451 56743.387092 0.000310 27.33946 0.87682 1.00000 0 18.89127 0.59472 18.65118 0.59818 0.24010 0.06417 56743.387743 0.000341 24.86152 0.80132 0.99153 0 17.20815 0.54281 16.95720 0.54643 0.25094 0.06274 56743.388423 0.000339 24.69203 0.80673 0.99145 0 17.39103 0.54804 16.96391 0.55417 0.42712 0.08220 56743.389182 0.000420 24.62264 0.72724 0.99641 0 16.87484 0.48372 16.53191 0.48820 0.34292 0.06600 56743.444778 0.000258 25.31073 0.81899 0.99311 0 22.77891 0.71854 22.38519 0.72419 0.39371 0.09032 56743.445298 0.000263 24.44927 0.79762 1.00000 0 22.16879 0.69860 21.64549 0.70610 0.52329 0.10263 56743.445822 0.000260 25.09536 0.79839 1.00000 0 22.34833 0.70531 22.22623 0.70707 0.12210 0.04985 56743.446337 0.000255 25.86998 0.83011 1.00000 0 22.94731 0.72277 22.65593 0.72696 0.29138 0.07787 56743.446852 0.000260 24.96192 0.79755 1.00000 0 22.28155 0.70425 22.11875 0.70660 0.16280 0.05756 56743.447356 0.000243 26.43186 0.85487 1.00000 0 23.92079 0.75531 23.52832 0.76095 0.39247 0.09251 56743.447868 0.000269 24.07894 0.77544 1.00000 0 21.56279 0.68153 21.28708 0.68551 0.27571 0.07369 56743.448392 0.000255 25.80450 0.82439 1.00000 0 23.08390 0.72492 22.81333 0.72879 0.27057 0.07504 56743.448901 0.000255 25.66270 0.82317 1.00000 0 22.78795 0.72026 22.55901 0.72356 0.22894 0.06903 56743.449410 0.000255 25.32345 0.81437 1.00000 0 22.78795 0.72026 22.51738 0.72416 0.27057 0.07504 56743.449928 0.000263 24.66712 0.79349 1.00000 0 22.25685 0.69998 21.91469 0.70489 0.34215 0.08298 56743.450458 0.000266 24.61992 0.78781 1.00000 0 21.90605 0.69066 21.68706 0.69381 0.21899 0.06603 56743.450976 0.000252 25.81619 0.82203 1.00000 0 23.14199 0.72999 22.99462 0.73211 0.14736 0.05570 56743.451485 0.000258 25.23157 0.81013 1.00000 0 22.77951 0.71607 22.45024 0.72078 0.32926 0.08232 56743.451997 0.000255 25.71316 0.82639 1.00000 0 22.87901 0.72170 22.58763 0.72589 0.29138 0.07787 56743.452506 0.000255 25.83588 0.82159 1.00000 0 22.99284 0.72349 22.82633 0.72588 0.16650 0.05887 56743.453015 0.000255 25.59676 0.81385 1.00000 0 22.94731 0.72277 22.80162 0.72487 0.14569 0.05507 56743.453698 0.000428 25.34033 0.63012 1.00000 0 22.98422 0.55778 22.60059 0.56202 0.38363 0.06890