/* ** ** 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 56229.636080 0.000581 1.07537 0.15182 0.97500 1 56229.637329 0.000668 0.93780 0.13408 0.95652 1 56229.638550 0.000552 0.80228 0.13373 0.97368 1 56229.639726 0.000625 0.98200 0.14119 0.97674 1 56229.640685 0.000334 0.75341 0.16848 0.95652 1 56229.641629 0.000610 1.05310 0.15017 0.92857 1 56229.642544 0.000305 0.78754 0.17730 1.00000 1 56229.643154 0.000305 0.78333 0.17638 1.00000 1 56229.644098 0.000639 0.97632 0.13960 0.95455 1 56229.645318 0.000581 1.03359 0.14706 1.00000 1 56229.646553 0.000654 1.19571 0.15053 0.98597 1