| getseis24 {RSEIS} | R Documentation |
Get 24 Hours of Seismic Data
Description
Get 24 Hours of Seismic Data
Usage
getseis24(DB, iyear = 2009, iday = 1, usta = "",
acomp = "", kind = 1, Iendian=1, BIGLONG=FALSE)
Arguments
DB |
Data base of meta-data about the seismic trace files |
iyear |
Year for extraction |
iday |
Julian day for extraction |
usta |
station to show |
acomp |
component to show |
kind |
kind of data, default=1, 0="RDATA" , -1="RDS", 0="RDATA", 1 = "segy", 2 = "sac" |
Iendian |
Endian-ness of the data: 1,2,3: "little", "big", "swap". Default = 1 (little) |
BIGLONG |
logical, TRUE=long=8 bytes |
Details
The DB file consists of a list of information on where to find the data and what times are covered. DB is
- fn
full path to file
- yr
year
- jd
julian day
- hr
hour
- mi
minute
- sec
second
- dur
duration, seconds
- origyr
origin time for epoch calculations
Value
yr |
start year |
jd |
start julian day |
t1 |
start t1 (with epoch) |
t2 |
start t2 (with epoch day) |
ed |
epoch day |
hr |
start hour |
mi |
start minute |
sec |
start seconds |
gamp |
Amplitude of each trace |
gdt |
delta-t, sample interval, in seconds |
gnam |
station name |
gfile |
file information |
sigs |
List of time series |
zna |
List of NA values in each time series |
Author(s)
Jonathan M. Lees<jonathan.lees@unc.edu>
See Also
setupDB, plotseis24
Examples
## Not run:
JJ <- getseis24(DB, 2008, 366, usta, acomp, kind = 1)
pjj <- plotseis24(JJ, dy=1/18, FIX=24, SCALE=1,
FILT=list(ON<-FALSE, fl=0.05 , fh=20.0, type="BP", proto="BU"),
RCOLS=c(rgb(0.2, .2, 1), rgb(.2, .2, .2)) )
## End(Not run)