/* ** ** 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 53851.952139 0.000153 41.58678 1.31402 1.00000 0 53851.952428 0.000136 45.83622 1.46907 1.00000 0 53851.952712 0.000148 42.71959 1.36004 1.00000 0 53851.953004 0.000145 43.27510 1.38959 1.00000 0 53851.953288 0.000139 44.76015 1.42857 1.00000 0 53851.953571 0.000145 42.76446 1.37921 1.00000 0 53851.953849 0.000133 46.56133 1.48834 1.00000 0 53851.954130 0.000148 42.20461 1.34465 1.00000 0 53851.954425 0.000148 42.22533 1.34928 1.00000 0 53851.954714 0.000142 43.92537 1.39947 1.00000 0 53851.955001 0.000145 42.66704 1.37548 1.00000 0 53851.955287 0.000142 44.09226 1.39987 1.00000 0 53851.955571 0.000142 43.90105 1.40251 1.00000 0 53851.955860 0.000148 42.15736 1.34283 1.00000 0 53851.956141 0.000133 46.88614 1.49229 1.00000 0 53851.956410 0.000136 45.76351 1.46094 1.00000 0 53851.956691 0.000145 42.90220 1.36590 1.00000 0 53851.956977 0.000142 44.44962 1.40660 1.00000 0 53851.957266 0.000148 42.60049 1.35407 1.00000 0 53851.957550 0.000136 45.49363 1.45786 1.00000 0 53851.957836 0.000150 41.79287 1.33034 1.00000 0 53851.958129 0.000142 44.27867 1.40193 1.00000 0 53851.958409 0.000139 44.37778 1.42715 1.00000 0 53851.958687 0.000139 44.26034 1.42876 1.00000 0 53851.958971 0.000145 42.94800 1.37550 1.00000 0 53851.959251 0.000136 45.54083 1.45863 1.00000 0 53851.959526 0.000139 44.62992 1.42766 1.00000 0 53851.959804 0.000139 44.23426 1.43183 1.00000 0 53851.960085 0.000142 44.12611 1.40715 1.00000 0 53851.960371 0.000145 43.65939 1.38223 1.00000 0 53851.960658 0.000142 44.22099 1.40978 1.00000 0 53851.960938 0.000139 45.21386 1.43682 1.00000 0 53851.961225 0.000148 42.16891 1.34519 1.00000 0 53851.961508 0.000136 45.66657 1.45825 1.00000 0 53851.961783 0.000139 44.71493 1.42786 1.00000 0 53851.962064 0.000142 44.52153 1.40436 1.00000 0 53851.962347 0.000142 43.95663 1.40564 1.00000 0 53851.962622 0.000133 46.61758 1.49048 1.00000 0 53851.962897 0.000142 44.13742 1.40060 1.00000 0 53851.963175 0.000136 46.53149 1.47061 1.00000 0 53851.963461 0.000150 41.56503 1.32256 1.00000 0 53851.963754 0.000142 44.14896 1.40304 1.00000 0 53851.964029 0.000133 46.63125 1.49312 1.00000 0 53851.964309 0.000148 42.54465 1.35001 1.00000 0 53851.964593 0.000136 45.48936 1.45664 1.00000 0 53851.964865 0.000136 45.75303 1.45844 1.00000 0 53851.965143 0.000142 43.47343 1.39807 1.00000 0 53851.965423 0.000139 44.53648 1.42507 1.00000 0 53851.965707 0.000145 43.22929 1.37552 1.00000 0 53851.965987 0.000136 46.30278 1.46705 1.00000 0 53851.966262 0.000139 44.56459 1.43126 1.00000 0 53851.966546 0.000145 43.33767 1.38162 1.00000 0 53851.966829 0.000139 44.96896 1.43759 1.00000 0 53851.967159 0.000191 41.82672 1.18024 1.00000 0