Re: earthquake forecast calendar maps
- From: Skywise <into@xxxxxxxxxxxxxxxxxxxx>
- Date: Sun, 18 Dec 2005 06:14:29 -0000
Bob Officer <bobofficers@xxxxxxxxxxx> wrote in
news:pep9q19mm31q6f432gnsbacgdrfpr5e7fb@xxxxxxx:
<Snipola>
> Basic map making
>
> Take a globe...
>
> Cover it with a uniform covering...
>
> Now cut off the covering and spread it flat.
>
> It is not easy to make a sphere into a flat map without distorting the
> areas covered.
Tell me about it!!! A look at my dart board map will prove that.
The north and south poles are so stretched out they're the whole
top and bottom edges of the map. It's in geographic projection.
Hmmm...just looked it up on Wikipedia. It's also called "Plate
Carrée" or "equirectangular".
http://en.wikipedia.org/wiki/Geographic_projection
Brian
--
http://www.skywise711.com - Lasers, Seismology, Astronomy, Skepticism
Seismic FAQ: http://www.skywise711.com/SeismicFAQ/SeismicFAQ.html
Quake "predictions": http://www.skywise711.com/quakes/EQDB/index.html
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