/* ** ** 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 57842.045159 0.000726 1.33448 0.21397 0.66000 1 0.60606 0.08571 0.53816 0.08592 0.06790 0.00593 57842.046422 0.000537 1.54452 0.24342 0.78378 1 0.68966 0.09753 0.62065 0.09774 0.06901 0.00638 57842.047570 0.000552 1.63549 0.24883 0.76316 1 0.73103 0.10042 0.66144 0.10062 0.06960 0.00641 57842.049052 0.000901 1.51997 0.18443 0.80645 1 0.68000 0.07376 0.60919 0.07392 0.07081 0.00492 57842.112455 0.000857 1.42609 0.23275 0.64426 1 0.52616 0.07441 0.45748 0.07462 0.06868 0.00559 57842.114039 0.000726 1.69073 0.26915 0.64000 1 0.62500 0.08839 0.55693 0.08860 0.06807 0.00606 57842.115694 0.000901 1.38082 0.22164 0.62903 1 0.51282 0.07252 0.45298 0.07271 0.05984 0.00515 57842.117670 0.001075 1.75209 0.23875 0.57039 1 0.64441 0.07815 0.57478 0.07833 0.06963 0.00534