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whyzar
whyzar
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I have some 10 m digital elevation model rasters in UTM, and I need to generate 30 m resolution slope rasters in Albers. Which

Which should I do first: reproject the rasters, or calculate slope?

In case it matters, I am planning to use gdalwarp and gdaldem to do this.

I have some 10 m digital elevation model rasters in UTM, and I need to generate 30 m resolution slope rasters in Albers. Which should I do first: reproject the rasters, or calculate slope?

In case it matters, I am planning to use gdalwarp and gdaldem to do this.

I have some 10 m digital elevation model rasters in UTM, and I need to generate 30 m resolution slope rasters in Albers.

Which should I do first: reproject the rasters, or calculate slope?

In case it matters, I am planning to use gdalwarp and gdaldem to do this.

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user1521655
user1521655
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Working with DEMs: which should I do first calculate slope or reproject?

I have some 10 m digital elevation model rasters in UTM, and I need to generate 30 m resolution slope rasters in Albers. Which should I do first: reproject the rasters, or calculate slope?

In case it matters, I am planning to use gdalwarp and gdaldem to do this.