/* ** ** 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 57227.460069 0.000148 7.25988 0.56656 0.99876 0 57227.461005 0.000770 6.05218 0.42996 1.00000 1 57227.462560 0.000784 5.90898 0.42012 1.00000 1 57227.464041 0.000697 6.69333 0.47704 1.00000 1 57227.465421 0.000683 7.03256 0.49427 1.00000 1 57227.466859 0.000755 6.28224 0.44439 1.00000 1 57227.468515 0.000901 5.37586 0.38404 0.96774 1 57227.470447 0.001031 6.78486 0.39532 0.99923 1