/* ** ** 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 59680.078945 0.000581 1.40863 0.21349 0.70000 1 0.71428 0.10101 0.66748 0.10115 0.04680 0.00514 59680.080005 0.000479 1.92535 0.28805 0.63638 1 0.95235 0.13468 0.90198 0.13482 0.05037 0.00615 59680.081080 0.000596 1.41972 0.21521 0.68293 1 0.71428 0.10101 0.66748 0.10115 0.04680 0.00514 59680.082257 0.000581 1.22889 0.19082 0.77500 1 0.64516 0.09124 0.58863 0.09140 0.05653 0.00537 59680.083346 0.000479 1.52728 0.22431 0.81818 1 0.75555 0.10580 0.72105 0.10589 0.03450 0.00449 59680.084320 0.000494 1.52839 0.23085 0.76471 1 0.76923 0.10879 0.72126 0.10892 0.04797 0.00540 59680.085351 0.000537 1.57490 0.23167 0.72973 1 0.77037 0.10683 0.72768 0.10695 0.04268 0.00500 59680.087050 0.001133 1.26346 0.15544 0.61611 1 0.64923 0.07351 0.59831 0.07362 0.05092 0.00409