Group Velocity Maps

Surface wave group velocity measurements are inverted for group velocity maps (spherical harmonics up to degree 40) at periods between 35 and 175 seconds. The method and results are described in Larson & Ekström (2001).

Reference

  • Larson, E.W.F. & Ekström, G. 2001.
    Global models of surface wave group velocity.
    Pure and Applied Geophysics 158(8),     1377-1399.

    • Department of Earth and Planetary Sciences / Harvard University / 20 Oxford Street / Cambridge / MA 02138 / U.S.A. / Telephone: +1 617 495 2350 / Fax: +1 617 496 1907 / Email: reilly@eps.hartvard.edu