/* ** ** 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 57301.699436 0.000697 0.23680 0.05296 0.91667 1 57301.700830 0.000697 0.21613 0.04859 1.00000 1 57301.702195 0.000668 0.23617 0.05281 0.95652 1 57301.703793 0.000930 0.17653 0.03970 0.92188 1 57301.798717 0.093994 0.25869 0.05816 0.00722 1 57301.893380 0.000668 0.26398 0.05934 0.97826 1 57301.894643 0.000596 0.29680 0.06672 0.97561 1 57301.896575 0.001336 0.22833 0.03894 0.98238 1