/* ** ** 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 56912.637020 0.000508 0.28834 0.06522 1.00000 1 56912.638080 0.000552 0.26287 0.05940 1.00000 1 56912.639112 0.000479 0.32275 0.07294 0.93939 1 56912.640346 0.000755 0.20299 0.04539 0.96154 1 56912.641625 0.000523 0.28685 0.06448 0.97222 1 56912.642946 0.000799 0.30607 0.05411 0.95877 1 56912.977715 0.000697 0.33915 0.07707 0.96502 1 56912.979153 0.000741 0.34453 0.07750 0.98039 1 56912.980649 0.000755 0.35298 0.07895 0.94231 1 56912.982043 0.000639 0.47306 0.09865 0.95278 1