/* ** ** 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 59669.264981 0.000479 1.62962 0.25180 0.78788 1 59669.265867 0.000407 1.78164 0.28295 0.78571 1 59669.266652 0.000378 1.77643 0.28153 0.84615 1 59669.267552 0.000523 1.35430 0.22209 0.77778 1 59669.268497 0.000421 1.80472 0.28081 0.75862 1 59669.269296 0.000378 1.61171 0.25787 0.92308 1 59669.270167 0.000465 1.50525 0.24211 0.81250 1 59669.270995 0.000363 1.95056 0.28739 0.92000 1 59669.271750 0.000392 1.56060 0.25958 0.88889 1 59669.272680 0.000508 1.31327 0.22218 0.80000 1 59669.273726 0.000537 1.56070 0.23828 0.72973 1