/* ** ** 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 56656.844624 0.000566 0.25281 0.05745 0.97436 1 56656.845496 0.000305 0.45883 0.10316 1.00000 1 56656.846265 0.000465 0.31061 0.06945 0.96875 1 56656.847398 0.000668 0.22392 0.05007 0.93478 1 56656.848459 0.000392 0.38133 0.08618 0.92593 1 56656.849417 0.000566 0.27198 0.05965 0.94872 1 56656.850550 0.000566 0.24444 0.05524 1.00000 1 56656.851582 0.000465 0.30127 0.06737 1.00000 1 56656.852424 0.000378 0.36873 0.08289 1.00000 1 56656.853267 0.000465 0.30752 0.06950 0.96875 1 56656.854966 0.001235 0.22528 0.03627 0.97547 1