EPOCHday {RSEIS}R Documentation

Epoch Day

Description

Number of days since Origin Year

Usage

EPOCHday(yr, jd = 1, origyr = 1972)

Arguments

yr year
jd Julian Day
origyr origin year, default=1972

Details

Either jd or mo, dom can be provided

Value

List:

jday number of days since the start of origin year
origyr origin year used

Author(s)

Jonathan M. Lees<jonathan.lees.edu>

See Also

EPOCHyear, recdate

Examples


tyears  = 1973:2009

E1 = EPOCHday(tyears, jd=1,   origyr=1972       )

EPOCHyear(E1$jday,   origyr=1972  )


[Package RSEIS version 2.1-4 Index]