/* ** ** 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 53672.400149 0.000321 0.51017 0.11408 0.97226 0 53672.401109 0.000639 0.68630 0.09810 0.89140 0 53672.402293 0.000544 0.75341 0.10863 0.94681 0 53672.403169 0.000333 0.53353 0.11823 0.92174 0 53672.403861 0.000359 0.46709 0.10444 0.94355 0 53672.404552 0.000333 0.54128 0.11812 0.92174 0 53672.405551 0.000666 0.63162 0.08971 0.94348 0