/* ** ** 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 58022.301360 0.000494 0.36653 0.08012 0.97059 1 58022.302565 0.000712 0.23694 0.05299 0.95918 1 58022.304018 0.000741 0.23804 0.05222 0.96078 1 58022.305340 0.000581 0.28508 0.06375 0.97500 1 58022.306531 0.000610 0.28041 0.06338 0.92857 1 58022.307562 0.000421 0.38863 0.08737 0.96552 1 58022.308898 0.000915 0.18340 0.04102 0.96825 1 58022.310787 0.000973 0.21143 0.04248 0.98225 1