/* ** ** 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 55558.778679 0.000639 0.30789 0.06923 0.97727 1 55558.779870 0.000552 0.35400 0.07880 0.94737 1 55558.780887 0.000465 0.43456 0.09531 0.93750 1 55558.781991 0.000639 0.29007 0.06658 0.95455 1 55558.783051 0.000421 0.43100 0.09689 1.00000 1 55558.783923 0.000450 0.41688 0.09323 0.96774 1 55558.784852 0.000479 0.38267 0.08601 0.96970 1 55558.786058 0.000726 0.27026 0.05898 0.96000 1 55558.787365 0.000581 0.31279 0.07033 0.97500 1 55558.789108 0.001162 0.30464 0.04985 0.95111 1