/* ** ** 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 58739.542230 0.000709 1.95198 0.14058 0.97551 0 58739.543604 0.000666 2.12486 0.15412 0.95217 0 58739.544906 0.000637 2.10635 0.15253 0.99091 0 58739.546177 0.000634 2.19518 0.15922 0.96347 0 58739.548066 0.001256 2.03091 0.10860 0.97500 0 58739.958989 0.000720 2.06138 0.14552 0.93709 0