/* ** ** 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 57308.273323 0.000552 0.27927 0.06249 0.94737 1 57308.274252 0.000378 0.39781 0.08726 1.00000 1 57308.275124 0.000494 0.28692 0.06558 1.00000 1 57308.276068 0.000450 0.33580 0.07591 0.96774 1 57308.276968 0.000450 0.32293 0.07221 1.00000 1 57308.277956 0.000537 0.27168 0.06075 1.00000 1 57308.278958 0.000465 0.33337 0.07455 0.93750 1 57308.279903 0.000479 0.30986 0.06967 0.96970 1 57308.280963 0.000581 0.25628 0.05731 0.97500 1 57308.282038 0.000494 0.33622 0.07414 0.91176 1 57308.282851 0.000320 0.45401 0.10153 1.00000 1 57308.283926 0.000755 0.28628 0.05411 0.94231 1