/* ** ** 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 58872.519550 0.000657 4.44264 0.46458 0.58590 0 58872.520864 0.000657 4.72002 0.49788 0.59031 0 58872.522209 0.000689 4.27918 0.45819 0.60504 0 58872.523688 0.000790 4.13893 0.44225 0.55311 0 58872.525059 0.000564 5.23107 0.52765 0.64615 0 58872.526341 0.000694 4.88533 0.50017 0.56667 0 58872.528083 0.001047 4.68230 0.38266 0.64465 0