/* ** ** 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 60056.609611 0.000494 1.40868 0.22089 0.82353 1 0.74286 0.10302 0.65890 0.10335 0.08396 0.00827 60056.610512 0.000407 1.48094 0.23447 0.92857 1 0.76924 0.10879 0.68935 0.10911 0.07989 0.00837 60056.611398 0.000479 1.40014 0.22360 0.81818 1 0.74075 0.10476 0.65790 0.10509 0.08285 0.00837 60056.612385 0.000421 1.48204 0.24403 0.86207 1 0.80001 0.11314 0.68953 0.11358 0.11047 0.01004 60056.613242 0.000436 1.30979 0.20980 0.96667 1 0.68966 0.09753 0.61096 0.09785 0.07871 0.00787 60056.614158 0.000450 1.77437 0.27274 0.70968 1 0.90910 0.12857 0.83855 0.12885 0.07055 0.00856 60056.615058 0.000450 1.45135 0.22887 0.87097 1 0.77038 0.10683 0.67992 0.10719 0.09045 0.00874 60056.616002 0.000465 1.64498 0.25725 0.75000 1 0.83334 0.11785 0.75631 0.11816 0.07703 0.00856 60056.616976 0.000479 1.54904 0.23550 0.78788 1 0.80001 0.11094 0.73153 0.11121 0.06847 0.00775 60056.617963 0.000508 1.34355 0.21315 0.82857 1 0.71725 0.09946 0.62910 0.09981 0.08815 0.00833 60056.619024 0.000552 1.23239 0.19619 0.81579 1 0.65807 0.09215 0.58076 0.09246 0.07731 0.00754 60056.620084 0.000508 1.37012 0.21190 0.82857 1 0.71725 0.09946 0.64484 0.09975 0.07241 0.00755 60056.621348 0.000697 1.86536 0.20785 0.83215 1 0.97139 0.09863 0.88739 0.09887 0.08400 0.00693