/* ** ** Swift/XRT light curve for BL Lacertae. ** ** 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 54716.181793 0.000566 0.25938 0.05861 0.97436 1 54716.182868 0.000508 0.30841 0.06896 0.91429 1 54716.184044 0.000668 0.23093 0.05039 0.97545 1 54716.248755 0.000654 0.30549 0.06901 0.99499 1 54716.250339 0.000930 0.19176 0.04311 0.95312 1 54716.283602 0.032334 0.28548 0.06417 0.01571 1 54716.316996 0.001060 0.26774 0.04344 0.97302 1 54716.382390 0.000537 0.26980 0.06033 0.99850 1 54716.383523 0.000596 0.25056 0.05632 0.97561 1 54716.384757 0.000639 0.29718 0.05875 0.98841 1