R: Get 24 Hours of Seismic Data

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, SEGY data
`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)

[Package RSEIS version 3.7-4 Index]