/* ** ** 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 59743.644388 0.000537 0.48450 0.10629 0.97297 1 59743.645390 0.000465 0.55759 0.12609 0.93750 1 59743.646407 0.000552 0.48184 0.10889 0.92105 1 59743.647453 0.000494 0.54925 0.12283 0.91176 1 59743.648513 0.000566 0.48761 0.10906 0.89744 1 59743.649675 0.000596 0.42423 0.09638 0.97561 1 59743.650968 0.000697 0.35735 0.08033 1.00000 1 59743.652580 0.000915 0.29981 0.06705 0.92063 1 59743.654338 0.000842 0.48505 0.08742 0.95832 1