obspy.imaging.beachball¶
Draws a beachball diagram of an earthquake focal mechanism
Most source code provided here are adopted from
- MatLab script bb.m written by Andy Michael, Chen Ji and Oliver Boyd.
- ps_meca program from the Generic Mapping Tools (GMT).
copyright: | The ObsPy Development Team (devs@obspy.org) |
---|---|
license: | GNU Lesser General Public License, Version 3 (https://www.gnu.org/copyleft/lesser.html) |
Public Functions
aux_plane |
Get Strike and dip of second plane. |
beach |
Return a beach ball as a collection which can be connected to an current matplotlib axes instance (ax.add_collection). |
beachball |
Draws a beach ball diagram of an earthquake focal mechanism. |
mopad_fallback |
|
mt2axes |
Calculates the principal axes of a given moment tensor. |
mt2plane |
Calculates a nodal plane of a given moment tensor. |
plot_dc |
Uses one nodal plane of a double couple to draw a beach ball plot. |
plot_mt |
Uses a principal axis T, N and P to draw a beach ball plot. |
pol2cart |
|
strike_dip |
Finds strike and dip of plane given normal vector having components n, e, and u. |
tdl |
Helper function for mt2plane. |
xy2patch |
Classes
MomentTensor |
A moment tensor. |
NodalPlane |
A nodal plane. |
PrincipalAxis |
A principal axis. |