/* ** ** 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 57308.207267 0.000363 0.44046 0.09849 0.92000 1 57308.208168 0.000537 0.30999 0.06932 0.89189 1 57308.209054 0.000349 0.44735 0.09763 1.00000 1 57308.209838 0.000436 0.35752 0.07995 0.96667 1 57308.210826 0.000552 0.26962 0.06029 1.00000 1 57308.211799 0.000421 0.35192 0.07870 1.00000 1 57308.212772 0.000552 0.27066 0.06052 1.00000 1 57308.214065 0.000741 0.20031 0.04504 1.00000 1 57308.215184 0.000378 0.43329 0.09456 0.96154 1 57308.215982 0.000421 0.39836 0.08536 0.96552 1 57308.217566 0.001162 0.26632 0.04277 0.94201 1