/* ** ** Swift/XRT light curve for M87. ** ** 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 59264.423603 0.000407 1.51585 0.25114 0.92857 1 59264.425259 0.001249 1.91473 0.15689 0.91860 1 59264.427205 0.000668 1.88423 0.21217 0.91304 1 59264.428919 0.001046 1.86707 0.16796 0.95833 1 59264.431156 0.001191 2.11914 0.16775 0.91463 1 59264.432827 0.000479 1.81690 0.24871 0.93939 1