/* ** ** 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 57307.209249 0.000625 0.23043 0.05153 1.00000 1 57307.210251 0.000378 0.37946 0.08485 1.00000 1 57307.211224 0.000596 0.24489 0.05505 0.97561 1 57307.212648 0.000828 0.17072 0.03838 1.00000 1 57307.214130 0.000654 0.21770 0.04868 1.00000 1 57307.215335 0.000552 0.28118 0.06288 0.92105 1 57307.216294 0.000407 0.37465 0.08422 0.92857 1 57307.217383 0.000683 0.20887 0.04696 1.00000 1 57307.218502 0.000436 0.35410 0.07767 0.96667 1 57307.219519 0.000581 0.24756 0.05536 0.99961 1