focal-mechanism Product Documentation

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$Id: focal-mechanism.html 18903 2013-03-05 19:23:55Z jmfee $
$URL: https://ghttrac.cr.usgs.gov/websvn/ProductDistribution/trunk/etc/documentation/userguide/products/focal-mechanism.html $

Types

focal-mechanism
First Motion, without a Moment Tensor. See moment-tensor.

Properties

beachball-source
The original author of this focal mechanism (network/author code).
beachball-type
Type of moment tensor. (E.g. Centroid, Mwc, Mwb)
magnitude
Magnitude corresponding to scalar moment.
eventtime
Input time of event. (iso8601 UTC datetime)
latitude
Input latitude of event. (degrees)
longitude
Input longitude of event. (degrees)
nodal-plane-1-strike
Strike angle of first nodal plane (degrees)
nodal-plane-1-slip
Slip angle of first nodal plane (degrees)
nodal-plane-1-dip
Dip angle of first nodal plane (degrees)
nodal-plane-2-strike
Strike angle of second nodal plane (degrees)
nodal-plane-2-slip
Slip angle of second nodal plane (degrees)
nodal-plane-2-dip
Dip angle of second nodal plane (degrees)
num-stations-used
Number of observations used in calculation
review-status
whether focal mechanism has been reviewed. "automatic" or "manual". If this property does not appear, it implies "automatic".

Contents

eqxml.xml
Original EQXML message containing focal mechanism (if originally EQXML).
quakeml.xml
Original Quakeml message containing focal mechanism (if originally Quakeml).