/* ** ** 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 56228.633891 0.000436 1.42107 0.19956 1.00000 1 56228.634820 0.000494 1.27796 0.18323 0.94118 1 56228.635866 0.000552 1.09450 0.15533 1.00000 1 56228.637174 0.000755 0.84419 0.11972 0.94231 1 56228.638423 0.000494 1.20132 0.17175 1.00000 1 56228.639381 0.000465 1.38640 0.18965 1.00000 1 56228.640427 0.000581 1.03146 0.14668 1.00000 1 56228.641560 0.000552 1.14795 0.16003 0.97368 1 56228.642809 0.000697 0.91400 0.12927 0.93750 1 56228.644306 0.000799 1.33644 0.14335 0.97907 1