/* ** ** 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 58217.766421 0.000613 2.25681 0.16430 0.96698 0 58217.767628 0.000593 2.39165 0.17136 0.96585 0 58217.768854 0.000634 2.20764 0.15925 0.96347 0 58217.770078 0.000590 2.39565 0.17251 0.97059 0 58217.771340 0.000671 2.13942 0.15391 0.95690 0 58217.772573 0.000561 2.52891 0.18362 0.95876 0 58217.773724 0.000590 2.40151 0.17382 0.96569 0 58217.775350 0.001036 2.37496 0.12983 0.96369 0