/* ** ** 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 57861.250468 0.000479 1.81235 0.29013 0.78788 1 0.76924 0.10879 0.68151 0.10910 0.08772 0.00822 57861.251455 0.000508 1.59690 0.25864 0.85714 1 0.68001 0.09522 0.58997 0.09553 0.09003 0.00775 57861.252588 0.000596 1.60038 0.26301 0.70732 1 0.68966 0.09753 0.59515 0.09787 0.09452 0.00808 57861.253663 0.000479 1.70017 0.27602 0.84848 1 0.71429 0.10102 0.62426 0.10133 0.09003 0.00802 57861.254593 0.000450 1.85687 0.29892 0.83871 1 0.78462 0.10987 0.68459 0.11022 0.10003 0.00877 57861.255552 0.000508 2.00273 0.32212 0.68571 1 0.83334 0.11785 0.73497 0.11820 0.09837 0.00906 57861.256423 0.000363 2.11807 0.33825 0.92000 1 0.88696 0.12420 0.77997 0.12457 0.10699 0.00965 57861.257382 0.000596 1.63689 0.26090 0.73171 1 0.68001 0.09522 0.59931 0.09550 0.08069 0.00734 57861.258384 0.000407 1.82215 0.29070 0.96429 1 0.74075 0.10476 0.65850 0.10505 0.08225 0.00781 57861.259241 0.000450 2.00886 0.31251 0.80645 1 0.80001 0.11314 0.72878 0.11339 0.07122 0.00755 57861.260389 0.000697 1.92866 0.25033 0.80403 1 0.79807 0.09095 0.70320 0.09122 0.09487 0.00701