/* ** ** 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 56176.935135 0.000421 0.88226 0.12408 1.00000 1 56176.935992 0.000436 0.48203 0.09350 0.93333 1 56176.937024 0.000596 0.61894 0.08704 1.00000 1 56176.938215 0.000596 0.61714 0.08802 0.97561 1 56176.939391 0.000581 0.48477 0.08128 0.92500 1 56176.940597 0.000625 0.60660 0.08634 0.95349 1 56176.941788 0.000566 0.64067 0.09081 1.00000 1 56176.942688 0.000334 0.47610 0.10442 0.95652 1 56176.943618 0.000596 0.61905 0.08849 0.97561 1 56176.945187 0.000973 0.68181 0.07286 0.96853 1