/* ** ** 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 56744.087788 0.000654 0.32569 0.07418 0.95556 1 56744.088979 0.000537 0.42313 0.09562 0.94595 1 56744.090155 0.000639 0.35699 0.08025 0.95455 1 56744.091187 0.000392 0.60358 0.13237 0.96296 1 56744.092349 0.000770 0.29135 0.06550 0.96226 1 56744.093801 0.000683 0.32566 0.07321 0.97872 1 56744.095167 0.000683 0.36415 0.08230 0.87234 1 56744.096430 0.000581 0.38216 0.08637 0.97500 1 56744.097796 0.000784 0.43017 0.08376 0.86499 1