/* ** ** Swift/XRT light curve for Mrk 501. ** ** 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 57897.940723 0.000758 2.92632 0.21816 0.92748 0 57897.942144 0.000663 3.35956 0.24850 0.94323 0 57897.943542 0.000735 3.06485 0.22259 0.93701 0 57897.945191 0.000914 2.43780 0.17600 0.94304 0 57897.946910 0.000799 2.77556 0.20069 0.95290 0 57897.948461 0.000752 3.02139 0.21651 0.93462 0 57897.949939 0.000726 3.14826 0.22119 0.96016 0