[GRASS-user] aspin and r.sun

GRASS GRASS user
1

Hi all,

the aspect raster map (aspin) required to run r.sun represent de number degrees of east and they increased counterclockwise as calculated with r.slope.aspect?

thanks in advanced.

Gabriela

2

the aspect raster map (aspin) required to run r.sun represent de
number degrees of east and they increased counterclockwise as
calculated with r.slope.aspect?

yes, degrees measured counter-clockwise from east.

Hamish

3

r.slope.aspect using its default output produces the exact inputs to r.sun
that you need...

--j

--

Jonathan A. Greenberg, PhD
NRC Research Associate
NASA Ames Research Center
MS 242-4
Moffett Field, CA 94035-1000
Phone: 415-794-5043
AIM: jgrn3007
MSN: jgrn3007@hotmail.com

-----Original Message-----
From: grassuser-bounces@grass.itc.it [mailto:grassuser-bounces@grass.itc.it]
On Behalf Of Hamish
Sent: Thursday, June 29, 2006 4:53 AM
To: Gabriela Messner
Cc: grassuser@grass.itc.it
Subject: Re: [GRASS-user] aspin and r.sun

the aspect raster map (aspin) required to run r.sun represent de
number degrees of east and they increased counterclockwise as
calculated with r.slope.aspect?

yes, degrees measured counter-clockwise from east.

Hamish

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