/* ** ** 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 56641.098675 0.000349 0.44070 0.09441 1.00000 1 56641.099473 0.000450 0.34335 0.07718 0.90323 1 56641.100461 0.000537 0.25987 0.05842 1.00000 1 56641.101493 0.000494 0.29591 0.06759 0.94118 1 56641.102320 0.000334 0.44059 0.09663 1.00000 1 56641.102960 0.000305 0.46117 0.10423 1.00000 1 56641.104049 0.000784 0.34079 0.05713 0.93998 1 56641.365900 0.000799 0.24282 0.05488 0.78264 1 56641.367207 0.000508 0.31589 0.07101 0.94286 1 56641.368500 0.000784 0.20267 0.04556 0.96296 1 56641.370402 0.001118 0.22679 0.04010 0.96447 1