/* ** ** 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 60018.430335 0.000508 1.64572 0.24921 0.68571 1 60018.431366 0.000523 1.26620 0.20046 0.80556 1 60018.432470 0.000552 1.19149 0.18817 0.81579 1 60018.433502 0.000479 1.41591 0.21731 0.81818 1 60018.434620 0.000639 1.16566 0.18482 0.70455 1 60018.435942 0.000654 1.15423 0.18023 0.71111 1 60018.437118 0.000523 1.34045 0.20680 0.77778 1 60018.438121 0.000479 1.53796 0.23435 0.75758 1 60018.439457 0.000799 1.59923 0.17695 0.82451 1