/* ** ** 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 56177.660522 0.000436 0.56895 0.12723 0.96667 1 56177.661350 0.000392 0.62287 0.13928 1.00000 1 56177.662178 0.000436 0.80223 0.15667 0.93333 1 56177.662977 0.000363 0.78779 0.16805 0.96000 1 56177.663689 0.000349 0.77380 0.16887 0.95833 1 56177.664444 0.000407 0.62393 0.13701 1.00000 1 56177.665156 0.000305 0.80056 0.17907 1.00000 1 56177.666391 0.000930 0.86368 0.11132 0.92630 1