[Remind-Fans] Help with Sunrise/-set (Timezone-related?)

Rainer Clasen bj at zuto.de
Tue Mar 18 03:41:30 EDT 2008


Christoph Scheurer wrote:
> I see you have a .de e-mail address.
> > This makes the actual daylight duration looks better, but it's still one
> > hour off:
> >  sunrise is at 07:37
> >  sunset is at 19:34
> > 
> > Can anybody give me a hint where this offset may come from?
> Did you get your longitude/latitude information from google-maps? The sign
> convention for longitude is opposite between google (east is > 0) and remind
> (east is < 0). That leads to these funny shifts as we are just about far
> enough from Greenwich to make the sign error look like a one hour offset.

Thanks, that did it. Actually I picked lon/lat from my GPS receiver.
Though I'm a bit puzzled, remind does this differently. 

Maybe it'd be nice to emphasize this a bit more in the man-page.

Rainer

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