/* ** ** 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 60116.594701 0.000587 2.75783 0.25929 0.66008 0 2.99015 0.21144 2.30555 0.21677 0.68460 0.04781 60116.595757 0.000469 3.06781 0.28686 0.74095 0 3.35465 0.23662 2.59415 0.24254 0.76050 0.05325 60116.596761 0.000530 2.80424 0.25751 0.72678 0 3.01253 0.21302 2.37328 0.21801 0.63925 0.04638 60116.597872 0.000576 2.56756 0.23952 0.72006 0 2.79615 0.19772 2.17158 0.20259 0.62457 0.04416 60116.598940 0.000486 2.99296 0.27190 0.74827 0 3.20316 0.22593 2.54463 0.23106 0.65853 0.04842 60116.600066 0.000639 2.71361 0.23668 0.71461 0 3.00636 0.19528 2.29800 0.20036 0.70835 0.04480