/* ** ** 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 53913.140154 0.000168 40.06335 1.26553 1.00000 0 53913.140466 0.000145 44.63298 1.43415 1.00000 0 53913.140767 0.000156 41.28661 1.32388 1.00000 0 53913.141077 0.000153 42.61234 1.35216 1.00000 0 53913.141386 0.000156 40.62803 1.31098 1.00000 0 53913.141699 0.000156 40.85718 1.30891 1.00000 0 53913.142008 0.000153 41.28159 1.33662 1.00000 0 53913.142321 0.000159 40.79183 1.30574 1.00000 0 53913.142630 0.000150 42.62772 1.36275 1.00000 0 53913.142937 0.000156 40.96430 1.30818 1.00000 0 53913.143238 0.000145 44.26906 1.40717 1.00000 0 53913.143533 0.000150 42.82828 1.35951 1.00000 0 53913.143834 0.000150 42.25923 1.37068 1.00000 0 53913.144132 0.000148 43.05135 1.38618 1.00000 0 53913.144427 0.000148 43.47885 1.39799 1.00000 0 53913.144731 0.000156 41.09759 1.31258 1.00000 0 53913.145041 0.000153 42.01010 1.34186 1.00000 0 53913.145342 0.000148 43.01028 1.38671 1.00000 0 53913.145640 0.000150 42.55930 1.36358 1.00000 0 53913.145941 0.000150 42.76662 1.36450 1.00000 0 53913.146247 0.000156 41.14665 1.31562 1.00000 0 53913.146566 0.000162 38.94525 1.26270 1.00000 0 53913.146881 0.000153 41.62668 1.33466 1.00000 0 53913.147191 0.000156 40.66101 1.31029 1.00000 0 53913.147497 0.000150 42.09460 1.35637 1.00000 0 53913.147804 0.000156 41.13716 1.31103 1.00000 0 53913.148111 0.000150 42.54401 1.35751 1.00000 0 53913.148412 0.000150 42.59348 1.36063 1.00000 0 53913.148713 0.000150 42.68235 1.36320 1.00000 0 53913.149019 0.000156 40.95084 1.31486 1.00000 0 53913.149326 0.000150 42.76407 1.36330 1.00000 0 53913.149621 0.000145 43.65194 1.41223 1.00000 0 53913.149919 0.000153 41.62680 1.33357 1.00000 0 53913.150223 0.000150 42.62004 1.35632 1.00000 0 53913.150521 0.000148 42.83673 1.38400 1.00000 0 53913.150819 0.000150 42.06047 1.35933 1.00000 0 53913.151126 0.000156 41.02253 1.31260 1.00000 0 53913.151435 0.000153 42.04449 1.34010 1.00000 0 53913.151748 0.000159 40.44255 1.29350 1.00000 0 53913.152066 0.000159 40.17447 1.28044 1.00000 0 53913.152370 0.000145 43.90074 1.40887 1.00000 0 53913.152671 0.000156 41.02428 1.31372 1.00000 0 53913.152981 0.000153 41.10743 1.33350 1.00000 0 53913.153287 0.000153 41.43047 1.33509 1.00000 0 53913.153585 0.000145 44.39554 1.42023 1.00000 0 53913.153886 0.000156 40.57477 1.30672 1.00000 0 53913.154196 0.000153 41.72320 1.33857 1.00000 0 53913.154505 0.000156 40.62355 1.30976 1.00000 0 53913.154824 0.000162 39.31976 1.26199 1.00000 0 53913.155151 0.000165 38.28957 1.23773 1.00000 0 53913.155472 0.000156 40.70890 1.31223 1.00000 0 53913.155776 0.000148 42.99371 1.38048 1.00000 0 53913.156077 0.000153 41.41267 1.34284 1.00000 0 53913.156386 0.000156 41.18901 1.31737 1.00000 0 53913.156707 0.000165 39.00486 1.24143 1.00000 0 53913.157029 0.000156 41.10591 1.31499 1.00000 0 53913.157344 0.000159 40.15182 1.28671 1.00000 0 53913.157654 0.000150 42.17747 1.35875 1.00000 0 53913.158076 0.000272 40.56480 0.99637 0.99144 0 53913.207512 0.000165 42.26260 1.34647 0.98595 0 53913.207842 0.000165 42.66523 1.37314 1.00000 0 53913.208180 0.000174 40.02274 1.28360 1.00000 0 53913.208527 0.000174 38.70678 1.24514 1.00000 0 53913.208863 0.000162 41.57531 1.33572 1.00000 0 53913.209187 0.000162 41.83727 1.33500 1.00000 0 53913.209520 0.000171 39.83029 1.27274 1.00000 0 53913.209853 0.000162 41.38104 1.33006 1.00000 0 53913.210183 0.000168 40.86377 1.29565 1.00000 0 53913.210518 0.000168 39.81880 1.28669 1.00000 0 53913.210860 0.000174 38.74011 1.25096 1.00000 0 53913.211192 0.000159 42.16483 1.36146 1.00000 0 53913.211514 0.000162 41.46227 1.33593 1.00000 0 53913.211841 0.000165 40.66579 1.30600 1.00000 0 53913.212176 0.000171 39.71598 1.26897 1.00000 0 53913.212506 0.000159 42.49154 1.35395 1.00000 0 53913.212827 0.000162 41.52872 1.33382 1.00000 0 53913.213154 0.000165 41.38833 1.31493 1.00000 0 53913.213493 0.000174 38.56937 1.24870 1.00000 0 53913.213831 0.000165 41.05325 1.30465 1.00000 0 53913.214158 0.000162 41.68512 1.33434 1.00000 0 53913.214485 0.000165 40.92834 1.30932 1.00000 0 53913.214812 0.000162 41.40787 1.32875 1.00000 0 53913.215136 0.000162 41.79564 1.33218 1.00000 0 53913.215457 0.000159 43.08787 1.36836 1.00000 0 53913.215782 0.000165 40.85484 1.31296 1.00000 0 53913.216114 0.000168 40.14011 1.28581 1.00000 0 53913.216444 0.000162 41.81215 1.33634 1.00000 0 53913.216774 0.000168 40.27410 1.28708 1.00000 0 53913.217104 0.000162 41.11911 1.33265 1.00000 0 53913.217431 0.000165 41.46120 1.31803 1.00000 0 53913.217758 0.000162 41.34503 1.32959 1.00000 0 53913.218082 0.000162 41.45999 1.33556 1.00000 0 53913.218420 0.000177 38.15678 1.22688 1.00000 0 53913.218756 0.000159 41.97145 1.35114 1.00000 0 53913.219080 0.000165 40.94821 1.31845 1.00000 0 53913.219416 0.000171 39.04963 1.26352 1.00000 0 53913.219751 0.000165 41.16593 1.30878 1.00000 0 53913.220087 0.000171 39.28554 1.26887 1.00000 0 53913.220423 0.000165 40.81667 1.30882 1.00000 0 53913.220755 0.000168 39.79630 1.28701 1.00000 0 53913.221088 0.000165 41.31700 1.31544 1.00000 0 53913.221412 0.000159 42.00589 1.35595 1.00000 0 53913.221748 0.000177 37.57582 1.22267 1.00000 0 53913.222089 0.000165 40.99947 1.31026 1.00000 0 53913.222413 0.000159 41.93924 1.35814 1.00000 0 53913.222749 0.000177 38.13352 1.22875 1.00000 0 53913.223091 0.000165 40.98907 1.31205 1.00000 0 53913.223423 0.000168 39.78045 1.28612 1.00000 0 53913.223750 0.000159 42.25571 1.35428 1.00000 0 53913.224092 0.000182 39.43045 1.22763 1.00000 0