/* ** ** 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 57834.272207 0.000654 1.56370 0.24896 0.68889 1 57834.273456 0.000596 1.58758 0.25511 0.73171 1 57834.274749 0.000697 1.40799 0.22229 0.72917 1 57834.275998 0.000552 1.63934 0.26064 0.78947 1 57834.277218 0.000610 1.52464 0.24745 0.73810 1 57834.278482 0.000625 1.60036 0.24688 0.74419 1 57834.279658 0.000552 1.62457 0.25897 0.78947 1 57834.280907 0.000697 1.65464 0.25621 0.62500 1 57834.282447 0.000842 1.71787 0.20431 0.84483 1