/* ** ** 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 57857.129211 0.000581 1.64964 0.25098 0.65000 1 57857.130489 0.000697 1.18639 0.18417 0.72917 1 57857.132232 0.001046 1.46565 0.18508 0.58333 1 57857.261553 0.000654 1.77464 0.26641 0.62228 1 57857.262918 0.000654 1.43640 0.21779 0.75556 1 57857.264254 0.000654 1.67925 0.24991 0.66667 1 57857.265779 0.000872 1.86980 0.22407 0.68616 1