/* ** ** 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 54527.351327 0.030416 3.89741 0.27725 0.04431 1 54527.382876 0.001133 3.90489 0.31754 0.91026 1 54527.384372 0.000334 3.11462 0.52477 0.95652 1 54527.385723 0.001017 4.06395 0.33029 0.98571 1 54527.387117 0.000378 3.41824 0.51945 0.92308 1 54527.387800 0.000305 3.39269 0.55421 1.00000 1 54527.389528 0.001423 4.04489 0.28363 0.95155 1