/* ** ** 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 56266.298086 0.000616 1.16983 0.16926 0.93427 0 56266.299360 0.000657 1.04099 0.14950 0.94714 0 56266.300578 0.000561 1.30922 0.18781 0.92784 0 56266.301709 0.000570 1.26958 0.18015 0.95431 0 56266.302826 0.000547 1.39598 0.19851 0.94709 0 56266.303709 0.000336 1.01515 0.22676 0.91379 0 56266.304467 0.000422 0.69556 0.15743 0.93151 0 56266.305621 0.000732 1.04296 0.14991 0.91304 0 56266.306683 0.000330 1.09834 0.23543 0.97368 0 56266.307673 0.000660 1.15221 0.16460 0.92982 0 56266.308966 0.000634 1.19289 0.17093 0.94521 0 56266.310352 0.000752 1.18753 0.16119 0.90385 0