/* ** ** 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 56670.462080 0.000755 0.19215 0.04367 0.96154 1 56670.463460 0.000625 0.25375 0.05537 0.93023 1 56670.464898 0.000813 0.18109 0.04071 0.94643 1 56670.466452 0.000741 0.19662 0.04396 0.96078 1 56670.467978 0.000784 0.18690 0.04224 0.94444 1 56670.469430 0.000668 0.21182 0.04787 0.97826 1 56670.470883 0.000784 0.19052 0.04260 0.94444 1 56670.472640 0.000973 0.23834 0.04255 0.95986 1