/* ** ** 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 56291.693199 0.000512 0.94546 0.13556 0.89831 0 56291.694270 0.000553 0.89695 0.12842 0.92670 0 56291.695329 0.000506 0.94853 0.13514 0.94286 0 56291.696307 0.000472 0.99477 0.14202 0.96319 0 56291.697355 0.000576 0.83850 0.12000 0.93970 0 56291.698451 0.000521 0.89293 0.12776 0.95556 0 56291.699481 0.000509 0.95127 0.13614 0.93750 0 56291.700616 0.000625 0.79571 0.11280 0.90741 0 56291.701660 0.000420 1.12180 0.15978 0.96552 0 56291.702667 0.000587 0.79574 0.11520 0.95074 0 56291.703694 0.000440 0.64980 0.12003 0.93421 0