/* ** ** 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 59664.704690 0.000479 2.09279 0.29236 0.81818 1 59664.706651 0.001482 2.16434 0.23836 0.40324 1 59664.708757 0.000625 1.49600 0.24225 0.65141 1 59664.709730 0.000349 1.83680 0.29864 0.95833 1 59664.710457 0.000378 1.76703 0.28900 0.88462 1 59664.711314 0.000450 1.59793 0.26864 0.80645 1 59664.712272 0.000508 1.96154 0.30609 0.62886 1 59664.713187 0.000378 2.15983 0.30929 0.96153 1 59664.714059 0.000494 1.93721 0.25872 0.90274 1