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Computes the declination of the Sun for a given Julian Day.
● Data Source:
CranContrib
● Keywords:
● Alias: declination
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doyday
(Package: insol) :
Day of the year to date
Returns the date for given days of the year.
● Data Source:
CranContrib
● Keywords:
● Alias: doyday
●
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radians
(Package: insol) :
Degrees to radians
Accessory function to transform degrees into radians.
● Data Source:
CranContrib
● Keywords:
● Alias: radians
●
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Calculates the Earth radius vector.
● Data Source:
CranContrib
● Keywords:
● Alias: sunr
●
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Computes specific humidity from given relative humidity, temperature and pressure.
● Data Source:
CranContrib
● Keywords:
● Alias: rh2sh
●
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degrees
(Package: insol) :
Radians to degrees
Accessory function to transform radians into degrees.
● Data Source:
CranContrib
● Keywords:
● Alias: degrees
●
0 images
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aspect
(Package: insol) :
Aspect or orientation of the slope
Calculates the aspect of every grid cell in a digital elevation model (DEM) from the output of cellgradient, which is a set of unit vectors normal to every grid cell in the DEM.
● Data Source:
CranContrib
● Keywords:
● Alias: aspect
●
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GCdistance
(Package: insol) :
Great circle distance
Great circle or geodesic distance.
● Data Source:
CranContrib
● Keywords:
● Alias: GCdistance
●
0 images
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doshade
(Package: insol) :
Cast shadows
Calculates cast shadows over matrix or Raster Layer DEM for a given illumination direction.
● Data Source:
CranContrib
● Keywords:
● Alias: doshade
●
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Computes the intensity of illumination over a surface, such as a DEM, according to the position of the sun.
● Data Source:
CranContrib
● Keywords:
● Alias: hillshading
●
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providing 
.