/* ** ** 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 56281.468778 0.000729 0.57603 0.08206 0.91667 0 56281.469866 0.000359 0.48010 0.10854 0.91935 0 56281.470850 0.000619 0.67585 0.09651 0.91121 0 56281.472109 0.000639 0.65215 0.09453 0.91403 0 56281.473440 0.000692 0.59151 0.08662 0.92887 0 56281.474643 0.000512 0.81404 0.11653 0.91525 0 56281.475670 0.000515 0.77879 0.11149 0.95506 0 56281.476900 0.000715 0.60536 0.08646 0.89069 0 56281.478385 0.000770 0.49893 0.07354 0.93985 0