/* ** ** Swift/XRT light curve for 3C 273. ** ** 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 58215.295520 0.000535 2.73683 0.19909 0.97838 0 58215.296581 0.000527 3.02361 0.21698 0.90659 0 58215.297603 0.000495 2.99060 0.21524 0.97661 0 58215.298581 0.000483 3.06360 0.22222 0.97006 0 58215.299539 0.000475 3.20261 0.23087 0.95122 0 58215.300592 0.000579 2.62340 0.19129 0.94125 0