/* ** ** 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 54512.461739 0.000359 3.72200 0.34730 0.79032 0 54512.462521 0.000422 3.26599 0.32272 0.73288 0 54512.463328 0.000385 3.27218 0.32844 0.78195 0 54512.464179 0.000466 3.12402 0.30093 0.70807 0 54512.465041 0.000396 3.42996 0.30937 0.79562 0 54512.465961 0.000524 3.28628 0.27500 0.77034 0 54512.467614 0.001118 4.11815 0.34438 0.92510 1