/* ** ** 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 55855.342991 0.000334 0.79482 0.17345 1.00000 1 55855.343688 0.000363 0.69360 0.15612 1.00000 1 55855.344618 0.000566 0.84661 0.13968 0.97436 1 55855.345635 0.000450 0.58772 0.13230 0.93548 1 55855.346477 0.000363 0.78533 0.16848 0.96000 1 55855.347174 0.000334 0.74454 0.16869 1.00000 1 55855.347842 0.000334 0.77862 0.17526 0.95652 1 55855.348525 0.000349 0.84069 0.17531 1.00000 1 55855.349237 0.000363 0.78226 0.17729 0.88000 1 55855.350021 0.000421 0.82172 0.16131 0.96552 1 55855.351038 0.000596 1.07254 0.15249 0.97561 1 55855.352011 0.000378 0.68562 0.15153 1.00000 1 55855.353260 0.000872 1.18185 0.13159 0.98041 1