R: Earthquake Seismic Data

GH {RSEIS} | R Documentation

## Earthquake Seismic Data

### Description

Example of seismic data structure. Geothermal Earthquake.

### Usage

     data(GH)

### Format

List, consisting of:

JSTR

  list of digital seismic data traces

STNS

  vector of stations

dir

  directory

ifile

  original file names

COMPS

  Component names, V N E, e.g.

OCOMPS

  Old Component names

dt

  vector of delta-t, sampling time intervals

KNOTES

  Notes for plotting on panels

info

  List, detailed information about traces, including

dat

  not used

nn

  Number of traces

ex

  time axis for plotting

pcol

  colors for plotting

ok

  which traces are okay

wintim

  window span time, seconds

ftime

  alphanumeric time stamp

pickfile

  pickfile, see below

velfile

  velocity model list

stafile

  station information list including lat, lon, z

aname

  source name for loading

UWFILEID

  event ID number

The info list consists of:

fn

  file name

name

  identification name

yr

  start year

jd

  start julianday

mo

  month

dom

  day of month

hr

  hour

mi

  minute

sec

  second

msec

  millisecond

dt

  delta-t

t1

  time 1

t2

  time 2

off

  offset

n1

  number of samples

n2

  not used

n3

  not used

n

  number of samples

The pickfile consists of:

LOC

  list(yr, jd, mo, dom, hr, mi, sec, lat, lon, z, mag, gap, delta , rms, hozerr)

MC

  list(az1, dip1, az2, dip2, dir, rake1, dipaz1, rake2, dipaz2, F=list(az, dip), G=list(az, dip), U=list(az, dip), V=list(az, dip), P=list(az, dip), T=list(az,dip),sense,M=list( az1, d1, az2, d2, uaz, ud, vaz, vd, paz, pd , taz, td), UP=TRUE, icol=1, ileg, fcol='red', CNVRG, LIM =c(0,0,0,0))

STAS

  list(tag, name, comp, c3, phase, sec, err, pol, flg , res)

LIP

  vector, length=6

H

  list(yr,mo,dom,hr,mi,sec,lat,lon,z,mag)

N

  name card

E

  list(rms,meanres,sdres,sdmean, sswres,ndf,fixflgs,sterrx,sterry,sterrz,sterrt,mag,sterrmag)

filename

  file name

PICKER

  Name of Picker

UWFILEID

  numeric ID

winID1

  win format ID

comments

  Vector of comments

OSTAS

  Old station names

### References

Lees, J.M., 2004. Scattering from a fault interface in the Coso geothermal field. Journal of Volcanology and Geothermal Research, 130(1-2): 61-75.

### Examples

    data(GH)

[Package RSEIS version 3.7-4 Index]