/* ** ** 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 58744.661429 0.000552 0.27316 0.06140 0.97368 1 58744.662519 0.000537 0.27493 0.06148 1.00000 1 58744.663564 0.000508 0.28995 0.06553 1.00000 1 58744.664654 0.000581 0.26254 0.05871 0.97500 1 58744.665671 0.000436 0.34756 0.07812 0.96667 1 58744.666789 0.000654 0.25519 0.05569 0.93333 1 58744.668024 0.000581 0.26018 0.05849 0.97500 1 58744.669302 0.000697 0.22731 0.04986 0.97917 1 58744.670522 0.000523 0.30126 0.06737 0.94444 1 58744.671539 0.000494 0.30311 0.06778 1.00000 1 58744.672469 0.000436 0.36500 0.08005 0.97004 1