/* ** ** 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 58740.357037 0.000378 0.48768 0.09955 0.96154 1 58740.357909 0.000494 0.31342 0.07009 0.97059 1 58740.358882 0.000479 0.32081 0.07212 0.96970 1 58740.359884 0.000523 0.28945 0.06540 0.97222 1 58740.360799 0.000392 0.40820 0.09128 0.92593 1 58740.361656 0.000465 0.48989 0.08975 0.96875 1 58740.362601 0.000479 0.32591 0.07112 1.00000 1 58740.363806 0.000726 0.36914 0.06277 0.95970 1