/* ** ** 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 56695.202422 0.000872 0.17727 0.03984 0.95000 1 56695.204078 0.000784 0.18892 0.04268 0.98148 1 56695.205472 0.000610 0.26337 0.05890 0.92857 1 56695.206983 0.000901 0.17327 0.03895 0.95161 1 56695.208711 0.000828 0.18306 0.04157 0.96491 1 56695.210323 0.000784 0.19615 0.04409 0.96296 1 56695.212473 0.001365 0.21814 0.03558 0.94641 1