/* ** ** 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 58319.050628 0.000744 1.98881 0.14347 0.96109 0 58319.052104 0.000732 2.08941 0.15054 0.95257 0 58319.053487 0.000651 2.33938 0.16765 0.96444 0 58319.054723 0.000584 2.52198 0.18378 0.97525 0 58319.056097 0.000790 1.87981 0.13720 0.95971 0 58319.057584 0.000697 2.13382 0.15460 0.96680 0 58319.059346 0.001065 2.06917 0.12318 0.96196 0