Last data update: 2014.03.03
Origin is the date-time for 1970-01-01 UTC in POSIXct format. This date-time is the origin for the numbering system used by POSIXct, POSIXlt, chron, and Date classes.
origin
An object of class POSIXct (inherits from POSIXt) of length 1.
POSIXct
POSIXt
origin # "1970-01-01 GMT"