/* ** ** 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 58020.572412 0.000886 0.16139 0.03609 1.00000 1 58020.574256 0.000959 0.15892 0.03553 0.93939 1 58020.575825 0.000610 0.23571 0.05271 1.00000 1 58020.577016 0.000581 0.25880 0.05818 0.95000 1 58020.578018 0.000421 0.33593 0.07592 1.00000 1 58020.578992 0.000552 0.26602 0.05948 0.97368 1 58020.580226 0.000683 0.20886 0.04720 1.00000 1 58020.582115 0.001206 0.23055 0.03751 0.97935 1