/* ** ** 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 57871.181219 0.000872 0.16663 0.03746 0.96667 1 57871.182817 0.000726 0.19173 0.04310 1.00000 1 57871.184269 0.000726 0.19663 0.04397 0.98000 1 57871.185751 0.000755 0.18948 0.04237 0.98077 1 57871.187639 0.001133 0.12889 0.02913 0.94872 1 57871.189629 0.000828 0.18450 0.04026 0.96491 1 57871.191401 0.000944 0.23638 0.04235 0.99317 1 57871.234469 0.000668 0.21957 0.04936 0.96070 1 57871.235762 0.000625 0.23500 0.05255 0.95349 1 57871.237185 0.000799 0.17844 0.03990 0.98182 1 57871.238827 0.000842 0.16452 0.03739 1.00000 1 57871.240439 0.000770 0.18904 0.04168 1.00000 1 57871.242008 0.000799 0.17518 0.03917 1.00000 1 57871.243954 0.001148 0.16870 0.03309 0.94830 1