Julian Date format -- interval not dateTime (my thought)
Tim Bergsma
tbergsma at kbs.msu.edu
Thu Mar 20 10:50:51 PST 2003
Scott,
Did anyone reply to this yet? I think the answers are yes and yes (and
yes), but I'm no expert yet on date formats (conveniently, I was out of
the country when that part of EML got finalized).
Tim.
Scott Chapal wrote:
>
> So..
>
> "Day of Year" 1-365(6)
>
> measurementScale: RATIO
> unit: nominalDay
>
> And, YYYYDDD would be ORDINAL (and a poor choice of date format)?
>
> -Scott
>
> Matt Jones <jones at nceas.ucsb.edu> writes:
>
> > I agree. We created the unit 'nominalDay' precisely for this purpose.
> > It represents an integer number of days.
> >
> > Matt
> >
> > Tim Bergsma wrote:
> > > Scott,
> > > I was also wondering about "this advice". I was taught somewhere
> > > not to
> >
> > > confuse Julian Day with day-of-year. I use day-of-year, but I don't
> > > really know what Julian Day is, and therefore hesitate to say too
> > > much. With regard to "saying that something takes 200 Julian Days",
> > > this is
> >
> > > clearly the same concept as eml dictionary unit nominalDay.
> > > Tim.
>
> --
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--
Tim Bergsma
LTER Information Manager
W.K. Kellogg Biological Station
Michigan State University
Hickory Corners, MI 49060
269/671-2337
tbergsma at kbs.msu.edu
http://lter.kbs.msu.edu
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