/* ** ** 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 57157.562954 0.000712 0.21782 0.04953 0.93878 1 57157.564102 0.000436 0.33369 0.07462 1.00000 1 57157.565075 0.000537 0.31689 0.06951 0.89189 1 57157.566106 0.000494 0.33593 0.07408 0.91176 1 57157.567094 0.000494 0.32851 0.07169 0.94118 1 57157.567995 0.000407 0.40008 0.08946 0.89286 1 57157.568721 0.000320 0.47710 0.10668 0.95455 1 57157.569563 0.000523 0.29430 0.06581 0.94444 1 57157.570522 0.000436 0.33197 0.07464 1.00000 1 57157.571408 0.000450 0.33286 0.07484 0.96774 1 57157.572715 0.000857 0.34205 0.05493 0.96547 1