/* ** ** 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 57898.009848 0.000802 2.72979 0.20014 0.96029 0 57898.011445 0.000796 3.00149 0.22002 0.93818 0 57898.013042 0.000802 2.89594 0.21161 0.96751 0 57898.014654 0.000810 2.95814 0.21401 0.94286 0 57898.016286 0.000822 2.99435 0.21739 0.92606 0 57898.017955 0.000848 2.78632 0.20402 0.94198 0 57898.019822 0.001019 3.05187 0.19258 0.95455 0