/* ** ** 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 58741.817480 0.000596 0.25285 0.05714 0.97561 1 58741.818802 0.000726 0.22210 0.04896 0.96000 1 58741.820356 0.000828 0.18601 0.04160 0.96491 1 58741.821939 0.000755 0.19618 0.04387 1.00000 1 58741.823436 0.000741 0.20387 0.04559 0.98039 1 58741.824670 0.000494 0.30232 0.06761 1.00000 1 58741.825789 0.000625 0.23698 0.05299 1.00000 1 58741.826951 0.000537 0.28140 0.06292 0.97297 1 58741.827982 0.000494 0.30612 0.06882 0.97059 1 58741.829522 0.001046 0.26380 0.04486 0.93078 1