/* ** ** 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 57283.003413 0.001089 5.65056 0.40311 0.73483 1 57283.005418 0.000915 4.92307 0.35257 1.00000 1 57283.007175 0.000842 5.54388 0.38954 1.00000 1 57283.008918 0.000901 5.12787 0.36457 0.98387 1 57283.010603 0.000784 5.76902 0.41156 1.00000 1 57283.012274 0.000886 5.86950 0.39232 0.99530 1