/* ** ** 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 56178.672297 0.000566 0.68258 0.09619 1.00000 1 56178.673517 0.000654 0.57107 0.08196 1.00000 1 56178.674490 0.000320 0.48492 0.11075 0.95455 1 56178.675115 0.000305 0.49168 0.11052 1.00000 1 56178.675739 0.000320 0.49436 0.10788 1.00000 1 56178.676567 0.000508 0.73623 0.10455 1.00000 1 56178.677671 0.000596 0.63971 0.09161 0.97561 1 56178.678775 0.000508 0.73447 0.10453 1.00000 1 56178.679879 0.000596 0.66068 0.09383 0.95122 1 56178.680838 0.000363 0.49625 0.10348 0.96000 1 56178.682189 0.000988 0.62895 0.07123 0.94965 1