/* ** ** 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 58743.539832 0.000828 0.18021 0.04051 0.96491 1 58743.541764 0.001104 0.14575 0.03181 0.94737 1 58743.544234 0.001365 0.11758 0.02566 0.94681 1 58743.546587 0.000988 0.14994 0.03371 0.97059 1 58743.548562 0.000988 0.15217 0.03421 0.95588 1 58743.551148 0.001598 0.17570 0.02889 0.95222 1