/* ** ** 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 55841.356656 0.000392 0.47249 0.10188 1.00000 1 55841.357687 0.000639 0.55332 0.08713 0.95455 1 55841.358864 0.000537 0.55743 0.09508 0.97297 1 55841.359808 0.000407 0.55755 0.10772 1.00000 1 55841.360636 0.000421 0.39541 0.08842 1.00000 1 55841.361362 0.000305 0.55606 0.12436 1.00000 1 55841.362321 0.000654 0.65828 0.09237 1.00000 1 55841.363294 0.000320 0.52927 0.11835 1.00000 1 55841.363962 0.000349 0.55131 0.11655 1.00000 1 55841.364659 0.000349 0.48646 0.10878 1.00000 1 55841.365458 0.000450 0.39744 0.08982 0.93548 1 55841.366969 0.001060 0.59182 0.07106 0.94443 1