/* ** ** 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 58744.461460 0.000726 0.19556 0.04397 1.00000 1 58744.462854 0.000668 0.23269 0.05078 0.95652 1 58744.464191 0.000668 0.21560 0.04846 0.97826 1 58744.465396 0.000537 0.27441 0.06235 0.94595 1 58744.466660 0.000726 0.20900 0.04585 0.98000 1 58744.467953 0.000566 0.47680 0.08085 0.92308 1 58744.468868 0.000349 0.40586 0.09223 1.00000 1 58744.469928 0.000712 0.20810 0.04653 0.95918 1 58744.471424 0.000784 0.34394 0.05703 0.96476 1