/* ** ** 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 58196.372790 0.001195 3.21464 0.79114 0.90315 0 58196.375417 0.001432 2.34258 0.53149 0.87273 0 58196.377906 0.001056 3.06725 0.69963 0.89589 0 58196.380085 0.001123 3.11414 0.69652 0.85052 0 58196.382967 0.001759 3.04501 0.56142 0.82072 0