/* ** ** 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 58743.067766 0.000886 0.17400 0.03891 1.00000 1 58743.069364 0.000712 0.22014 0.04949 0.97959 1 58743.071078 0.001002 0.16100 0.03600 0.95652 1 58743.073039 0.000959 0.16025 0.03603 1.00000 1 58743.074971 0.000973 0.15783 0.03548 1.00000 1 58743.077106 0.001162 0.13756 0.03076 0.96250 1 58743.079038 0.000741 0.21364 0.04777 0.98039 1 58743.079808 0.000029 1.78132 -1.00000 0.73893 1