/* ** ** 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 59679.689208 0.000465 1.38957 0.22160 0.84375 1 59679.690167 0.000494 1.43068 0.22679 0.76471 1 59679.691009 0.000349 1.85269 0.27655 0.91667 1 59679.691750 0.000392 1.67312 0.26489 0.85185 1 59679.692563 0.000421 1.54480 0.24445 0.82759 1 59679.693377 0.000392 1.48267 0.23307 0.96296 1 59679.694219 0.000450 1.64704 0.26026 0.74194 1 59679.695134 0.000465 1.50270 0.23235 0.81250 1 59679.695991 0.000392 1.78297 0.28545 0.77778 1 59679.696790 0.000407 1.68402 0.25690 0.85714 1 59679.697531 0.000334 1.72459 0.26931 0.95495 1