/* ** ** 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) ** RawRate - Raw source count rate (cts/s) ** RawError - 1 sigma error in the raw count rate (cts/s) ** NetRate - Background subtracted count rate (cts/s) ** NetError - 1 sigma error in the background subtracted count rate (cts/s) ** BackRate - Background count rate (cts/s) ** BackError - 1 sigma error in the background count rate (cts/s) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode RawRate RawError NetRate NetError BackRate BackError 59662.503471 0.000915 1.62916 0.24287 0.57143 1 0.56666 0.07935 0.53286 0.07942 0.03381 0.00336 59662.505011 0.000625 1.76713 0.26972 0.74419 1 0.62500 0.08839 0.57981 0.08848 0.04519 0.00413 59662.506493 0.000857 1.68044 0.25663 0.55932 1 0.60606 0.08571 0.56187 0.08580 0.04419 0.00402 59662.508454 0.001104 1.65527 0.22631 0.55263 1 0.59047 0.07499 0.54916 0.07507 0.04132 0.00344 59662.778744 0.000552 1.48381 0.22064 0.71568 1 0.73540 0.10400 0.69990 0.10408 0.03550 0.00394 59662.780254 0.000959 1.26773 0.14345 0.81681 1 0.65294 0.06960 0.61580 0.06966 0.03715 0.00287