/* ** ** 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 58017.717193 0.000466 2.96663 0.21311 0.95652 0 58017.718136 0.000477 2.86360 0.20794 0.96970 0 58017.719044 0.000431 3.13595 0.22780 0.96644 0 58017.719976 0.000501 2.69404 0.19507 0.97688 0 58017.720951 0.000475 2.86875 0.20739 0.96341 0 58017.722123 0.000697 2.91648 0.17496 0.95242 0