/* ** ** 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 54354.568910 0.000378 0.47321 0.09505 0.99999 1 54354.569709 0.000421 0.35199 0.07912 0.96552 1 54354.570493 0.000363 0.49810 0.10213 0.96003 1 54354.571249 0.000392 0.38131 0.08527 0.96296 1 54354.572062 0.000421 0.38707 0.08447 0.93103 1 54354.572890 0.000407 0.36471 0.08199 0.96426 1 54354.573791 0.000494 0.41504 0.07873 0.97984 1