/* ** ** 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 55146.676097 0.000378 0.46560 0.09546 0.96154 1 55146.676824 0.000349 0.41812 0.09449 0.95833 1 55146.677564 0.000392 0.38616 0.08681 0.92593 1 55146.678610 0.000654 0.53839 0.07647 1.00000 1 55146.679947 0.000683 0.51405 0.07301 1.00000 1 55146.680963 0.000334 0.45983 0.09899 1.00000 1 55146.681690 0.000392 0.35574 0.08040 1.00000 1 55146.682677 0.000596 0.64860 0.09120 0.92683 1 55146.683636 0.000363 0.46291 0.09697 0.96000 1 55146.684319 0.000320 0.43888 0.09866 1.00000 1 55146.685001 0.000363 0.46071 0.09696 0.96000 1 55146.686062 0.000697 0.51295 0.07228 0.99899 1