/* ** ** Swift/XRT light curve for PKS 2155-304. ** ** 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 56956.002760 0.000436 1.08923 0.17916 0.93226 1 56956.004839 0.001128 1.25311 0.09001 0.94103 0 56956.006303 0.000336 1.02056 0.14971 0.94828 0 56956.007837 0.001198 1.31695 0.08952 0.93682 0