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Phys. Rev. Lett. 70, 2984–2987 (1993)

The last three minutes: Issues in gravitational-wave measurements of coalescing compact binaries

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Curt Cutler, Theocharis A. Apostolatos, Lars Bildsten, Lee Smauel Finn, Eanna E. Flanagan, Daniel Kennefick, Dragoljub M. Markovic, Amos Ori, Eric Poisson, Gerald Jay Sussman, and Kip S. Thorne
Theoretical Astrophysics, California Institute of Technology, Pasadena, California 91125
Department of Physics and Astronomy, Northwestern University, Evanston, Illinois 60208

Received 24 August 1992; published in the issue dated 17 May 1993

Gravitational-wave interferometers are expected to monitor the last three minutes of inspiral and final coalescence of neutron star and black hole binaries at distances approaching cosmological, where the event rate may be many per year. Because the binary’s accumulated orbital phase can be measured to a fractional accuracy ≪10-3 and relativistic effects are large, the wave forms will be far more complex and carry more information than has been expected. Improved wave form modeling is needed as a foundation for extracting the waves’ information, but is not necessary for wave detection.

© 1993 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.70.2984
DOI:
10.1103/PhysRevLett.70.2984
PACS:
04.30.+x, 04.80.+z, 97.60.Jd, 97.60.Lf