/* ** ** 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 58742.547098 0.000697 0.21162 0.04757 0.95833 1 58742.548754 0.000959 0.14977 0.03367 0.98485 1 58742.550381 0.000668 0.22212 0.04993 0.95652 1 58742.551790 0.000741 0.19104 0.04388 0.98039 1 58742.553402 0.000872 0.16482 0.03705 0.98333 1 58742.555334 0.001060 0.13766 0.03078 0.97260 1 58742.558326 0.001932 0.13472 0.02245 0.98110 1