/* ** ** 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 56226.771829 0.000712 0.87410 0.12534 0.95918 1 56226.773180 0.000639 1.00436 0.14244 0.95455 1 56226.774516 0.000697 0.79526 0.11999 0.95833 1 56226.775519 0.000305 0.77808 0.17636 1.00000 1 56226.776158 0.000334 0.74482 0.16657 0.95652 1 56226.777015 0.000523 1.18649 0.16826 0.97222 1 56226.778206 0.000639 0.95383 0.13538 1.00000 1 56226.779440 0.000596 1.05151 0.14912 0.95122 1 56226.781329 0.001293 0.93760 0.09574 0.95623 1