Moment Tensor Product Documentation

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Scientific Background

Types

moment-tensor
focal-mechanism with Moment Tensor Parameters. See focal-mechanism.
internal-moment-tensor
Preliminary moment tensors that are not quality controlled for release to public.

Properties

beachball-source
The original author of this focal mechanism (network/author code).
derived-depth
Derived depth of event. (kilometers).
derived-eventtime
Derived time of event. (iso8601 UTC datetime).
derived-latitude
Derived latitude of event. (degrees).
derived-longitude
Derived longitude of event. (degrees).
derived-magnitude
Magnitude corresponding to scalar moment.
derived-magnitude-type
Type of derived magnitude.
evaluation-status
The evaluation status of the eventParameters in the original QuakeML
One of:
  • preliminary
  • confirmed
  • reviewed
  • final
  • rejected
eventParametersPublicID
Event parameters public ID in original QuakeML.
n-axis-azimuth
Azimuth of N axis.
n-axis-plunge
Plunge of N axis.
n-axis-length
Length of N axis (Newton meters).
nodal-plane-1-dip
Dip angle of first nodal plane (degrees).
nodal-plane-1-Rake
Rake angle of first nodal plane (degrees).
nodal-plane-1-strike
Strike angle of first nodal plane (degrees).
nodal-plane-2-dip
Dip angle of second nodal plane (degrees).
nodal-plane-2-rake
Rake angle of second nodal plane (degrees).
nodal-plane-2-strike
Strike angle of second nodal plane (degrees).
p-axis-azimuth
Azimuth of P axis.
p-axis-plunge
Plunge of P axis.
p-axis-length
Length of P axis (Newton meters).
percent-double-couple
Percent double couple. (percent).
quakeml-publicid
The focalMechanism element publicID attribute value, when product is generated from QuakeML.
scalar-moment
Moment of earthquake (Newton meters).
sourcetime-decaytime
Source time function decay time.
sourcetime-duration
Source time function duration.
sourcetime-risetime
Source time function rise time.
sourcetime-type
Source time function, one of:
  • box car
  • triangle
  • trapezoid
  • unknown
t-axis-azimuth
Azimuth of T axis.
t-axis-length
Length of T axis (Newton meters).
t-axis-plunge
Plunge of T axis.
tensor-mpp
Mpp component of the moment tensor (Newton meters).
tensor-mrp
Mrp component of the moment tensor (Newton meters).
tensor-mrr
Mrr component of the moment tensor (Newton meters).
tensor-mrt
Mrt component of the moment tensor (Newton meters).
tensor-mtp
Mtp component of the moment tensor (Newton meters).
tensor-mtt
Mtt component of the moment tensor (Newton meters).

Contents

quakeml.xml
Original QuakeML message containing moment tensor (if originally QuakeML).

Last modified: Wed Jul 31 21:22:54 UTC 2024