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McLaughlin, M. Keith, M. Kramer, M. T. Lam, N. Palliyaguru, P. B. Demorest, P. Lazarus, R. Karuppusamy, R. M. Shannon, R. Smits, S. Chatterjee, S. Dai, S. M. Ransom, T. Dolch, T. J. W. Lazio, V. I. Kondratiev, W. W. Zhu","submitted_at":"2014-08-07T20:00:00Z","abstract_excerpt":"The radio millisecond pulsar J1713+0747 is regarded as one of the highest-precision clocks in the sky, and is regularly timed for the purpose of detecting gravitational waves. The International Pulsar Timing Array collaboration undertook a 24-hour global observation of PSR J1713+0747 in an effort to better quantify sources of timing noise in this pulsar, particularly on intermediate (1 - 24 hr) timescales. We observed the pulsar continuously over 24 hr with the Arecibo, Effelsberg, GMRT, Green Bank, LOFAR, Lovell, Nancay, Parkes, and WSRT radio telescopes. 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