/* ** ** 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 60048.206050 0.000421 1.29227 0.20719 1.00000 1 60048.206907 0.000436 1.60053 0.25629 0.76667 1 60048.207721 0.000349 1.70865 0.26485 0.91667 1 60048.208476 0.000407 1.83535 0.26417 0.85714 1 60048.209304 0.000421 1.41049 0.23191 0.86207 1 60048.210176 0.000421 1.46859 0.23394 0.86207 1 60048.211004 0.000378 1.54730 0.24054 0.92308 1 60048.211846 0.000465 1.50499 0.22949 0.81250 1 60048.212747 0.000436 1.79684 0.25026 0.86667 1 60048.213589 0.000407 1.58812 0.24427 0.85714 1 60048.214635 0.000639 1.33143 0.17710 0.89152 1