/* ** ** 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 59430.941454 0.000378 1.69812 0.23909 1.00000 1 59430.942253 0.000421 1.47225 0.20930 1.00000 1 59430.943153 0.000479 1.32830 0.18516 1.00000 1 59430.944184 0.000552 1.13428 0.16049 1.00000 1 59430.945158 0.000421 1.51544 0.21496 0.96552 1 59430.946044 0.000465 1.42120 0.19666 0.97797 1