/* ** ** 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 59701.238792 0.000378 1.65705 0.27107 0.88462 1 0.86957 0.12298 0.75501 0.12351 0.11456 0.01146 59701.239620 0.000450 1.87797 0.27345 0.80645 1 0.97600 0.12496 0.86113 0.12545 0.11488 0.01100 59701.240491 0.000421 1.47227 0.24366 0.89655 1 0.81539 0.11200 0.68061 0.11261 0.13478 0.01169 59701.241334 0.000421 1.91488 0.28293 0.79310 1 0.97392 0.13015 0.88342 0.13054 0.09050 0.01018 59701.242191 0.000436 1.37786 0.22824 0.90000 1 0.74074 0.10476 0.63535 0.10525 0.10539 0.01014 59701.243135 0.000508 1.33913 0.22280 0.80000 1 0.71429 0.10102 0.60984 0.10150 0.10445 0.00991 59701.244094 0.000421 1.59689 0.25842 0.82759 1 0.83334 0.11785 0.73124 0.11833 0.10210 0.01059 59701.244893 0.000378 1.59953 0.25944 0.92308 1 0.85000 0.11902 0.73693 0.11954 0.11308 0.01114 59701.245837 0.000566 1.47128 0.21063 0.87179 1 0.81177 0.09773 0.68623 0.09822 0.12554 0.00986