/* ** ** 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 56677.515883 0.000566 0.26058 0.05858 0.94872 1 56677.517030 0.000581 0.25570 0.05749 0.95000 1 56677.518076 0.000465 0.30965 0.06924 1.00000 1 56677.518962 0.000421 0.34719 0.07805 0.96552 1 56677.520182 0.000799 0.19996 0.04263 0.98182 1 56677.521504 0.000523 0.29678 0.06637 0.91667 1 56677.522550 0.000523 0.27639 0.06247 0.97222 1 56677.523538 0.000465 0.30102 0.06878 1.00000 1 56677.524424 0.000421 0.33787 0.07556 1.00000 1 56677.525615 0.000770 0.27771 0.05157 0.96643 1