/* ** ** 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 55520.563675 0.000349 0.42485 0.09500 0.95833 1 55520.564357 0.000334 0.44431 0.09745 1.00000 1 55520.565200 0.000508 0.29280 0.06390 1.00000 1 55520.566086 0.000378 0.39268 0.08827 0.96154 1 55520.566827 0.000363 0.40893 0.08969 1.00000 1 55520.567771 0.000581 0.47675 0.07655 1.00000 1 55520.568802 0.000450 0.46551 0.08772 0.96774 1 55520.569616 0.000363 0.46611 0.10224 0.88000 1 55520.570560 0.000581 0.47205 0.07559 1.00000 1 55520.571504 0.000363 0.42013 0.09444 0.92000 1 55520.572230 0.000363 0.38947 0.08709 1.00000 1 55520.573334 0.000741 0.48344 0.06880 0.98039 1 55520.574671 0.000596 0.62372 0.08821 0.95122 1 55520.575658 0.000392 0.37638 0.08213 1.00000 1 55520.576428 0.000378 0.38266 0.08693 0.96154 1 55520.577982 0.001177 0.50208 0.05643 0.95385 1