KAMCORN: SDR data from the Harvard CMT catalog

In RFOC: Graphics for Spherical Distributions and Earthquake Focal Mechanisms

SDR data from the Harvard CMT catalog

Description

Strike-Dip-Rake and Locations of Harvard CMT catalog for the intersection of the Kamchataka and Aleutian arcs

Usage

data(KAMCORN)

Format

The format is: chr "KAMCORN"

Details

The data is selected fromt eh CMT catalog. Parameters are extracted from the normal distribution. Format of the list of data save in KAMCORN is: list(LAT=0 , LON =0 , DEPTH=0 , STRIKE=0 , DIP=0 , RAKE=0 )

Source

http://www.globalcmt.org/CMTsearch.html

References

G. Ekstrom. Rapid earthquake analysis utilizes the internet. Computers in Physics, 8:632-638, 1994.

Examples

data(KAMCORN)
plot(KAMCORN$LON, KAMCORN$LAT, xlab="LON", ylab="LAT" ,
          main="Kamchatka-Aleutian Inersection", asp=1)
######  
Paz =vector()
Pdip =vector()
Taz =vector()
Tdip =vector()
h = vector()
v = vector()

IFcol = vector()
Fcol = vector()

for(i in 1:10)
  {
    Msdr = CONVERTSDR(KAMCORN$STRIKE[i],
          KAMCORN$DIP[i], KAMCORN$RAKE[i]   )
  MEC = MRake(Msdr$M)
  MEC$UP = FALSE
  IFcol[i] = foc.icolor(MEC$rake1)
    Fcol[i] = foc.color(IFcol[i], 1)

      az1 = Msdr$M$az1
  dip1 = Msdr$M$d1
  az2 = Msdr$M$az2
  dip2 = Msdr$M$d2
  BBB = Bfocvec(az1, dip1,  az2,  dip2)
  V = ternfoc.point(BBB$Bdip, Msdr$M$pd, Msdr$M$td )
 Paz[i] = Msdr$M$paz
  Pdip[i] = Msdr$M$pd
  Taz[i] = Msdr$M$taz
  Tdip[i] = Msdr$M$td
  h[i] = V$h
  v[i] = V$v

     justfocXY( MEC, fcol = Fcol[i], KAMCORN$LON[i],
          KAMCORN$LAT[i] , focsiz = 0.4 )
  }

RFOC documentation built on Sept. 8, 2023, 6:12 p.m.