/* ** ** 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 57678.647985 0.000480 2.82308 0.20180 0.97590 0 57678.648992 0.000527 2.63384 0.18752 0.96703 0 57678.650040 0.000521 2.60411 0.18663 0.97778 0 57678.651099 0.000538 2.51476 0.18139 0.98387 0 57678.652551 0.000914 2.52269 0.13762 0.98750 0