/* ** ** 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 53676.330899 0.000610 0.42078 0.09459 0.58028 1 53676.331872 0.000363 0.44555 0.09964 0.96000 1 53676.332526 0.000291 0.53022 0.11857 1.00000 1 53676.333237 0.000421 0.35420 0.08045 1.00000 1 53676.333949 0.000291 0.52447 0.11788 1.00000 1 53676.334588 0.000349 0.43208 0.09762 1.00000 1 53676.335866 0.000930 0.53365 0.06746 0.97511 1 53676.397745 0.001540 0.40535 0.09160 0.43942 1 53676.399720 0.000436 0.65672 0.14761 0.96667 1 53676.400766 0.000610 0.46403 0.10430 0.97619 1 53676.402408 0.001031 0.40684 0.07555 0.97169 1