This function add timeUTC as POSIX class, local time and ending sampling time
See also
Other time:
obs_addltime(),
obs_addmtime(),
obs_addtime()
Examples
if (FALSE) { # \dontrun{
# Do not run
obs <- system.file("data-raw", package = "rtorf")
index <- obs_summary(obs)
dt <- obs_read(index)
dt <- obs_addtime(dt)
} # }
