/* ** ** 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 56199.832911 0.000755 0.52470 0.07436 0.92308 1 56199.834000 0.000334 0.44230 0.09941 1.00000 1 56199.834669 0.000334 0.45856 0.10057 1.00000 1 56199.835395 0.000392 0.39001 0.08721 0.96296 1 56199.836150 0.000363 0.40946 0.09156 1.00000 1 56199.836949 0.000436 0.38810 0.08275 0.96667 1 56199.837951 0.000566 0.65787 0.09212 1.00000 1 56199.839172 0.000654 0.57091 0.08091 0.97778 1 56199.840145 0.000320 0.45769 0.10290 1.00000 1 56199.840886 0.000421 0.36123 0.08003 1.00000 1 56199.841830 0.000523 0.48553 0.08257 1.00000 1 56199.842672 0.000320 0.48064 0.10860 0.95455 1