Extract start time of a measurement

Extract start time of a measurement. GGIR calculates all timestamps by using the first timestamp and sample frequency. Not intended for direct use by package user

Usage

g.getstarttime(datafile, P, header, mon, dformat, desiredtz,
  configtz = NULL)

Arguments

datafile

Full path to data file

P

Object extracted with g.readaccfile

header

File header extracted with g.inspectfile

mon

Same as in g.dotorcomma

dformat

Same as in g.dotorcomma

desiredtz

Same as in g.dotorcomma

configtz

Same as in g.dotorcomma

Value

The starttime

Author

Vincent T van Hees <v.vanhees@accelting.com>