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Here's what I got using GRASS 7.8
grass -e -c
~/Downloads/columbia_2010_e_dtm_35.tif
/tmp/grassdata/columbia/PERMANENT
grass /tmp/grassdata/columbia/PERMANENT/
Starting GRASS GIS...
....
r.import
~/Downloads/columbia_2010_e_dtm_35.tif out=dtm_35
WARNING: Datum <North_American_1983_HARN> not recognised
by GRASS and no
parameters found
WARNING: Datum <North_American_1983_HARN> not recognised
by GRASS and no
parameters found
Importing raster map <dtm_35>...
100%
g.region -ap rast=dtm_35
projection: 99 (NAD83(HARN) / Washington South (ftUS))
zone: 0
datum: ** unknown (default: WGS84) **
ellipsoid: grs80
north: 152311
south: 106519
west: 1512164
east: 1544399
nsres: 3
ewres: 3
rows: 15264
cols: 10745
cells: 164011680
micha@RMS:GIS$ r.info dtm_35
+----------------------------------------------------------------------------+
| Map: dtm_35 Date: Sat Sep 25
21:13:31 2021 |
| Mapset: PERMANENT Login of Creator:
micha |
| Location:
columbia
|
| DataBase:
/tmp/grassdata
|
|
Title:
|
| Timestamp:
none
|
|----------------------------------------------------------------------------|
|
|
| Type of Map: raster Number of Categories:
0 |
| Data Type:
FCELL |
| Rows:
15264 |
| Columns:
10745 |
| Total Cells:
164011680 |
| Projection: NAD83(HARN) / Washington South
(ftUS) |
| N: 152311 S: 106519 Res:
3 |
| E: 1544399 W: 1512164 Res:
3 |
| Range of data: min = 159.3157 max =
1037.52 |
|
|
| Data
Description:
|
| generated by
r.in.gdal |
|
|
|
Comments:
|
| r.in.gdal -a -k
input="/home/micha/Downloads/columbia_2010_e_dtm_35.\ |
| tif" output="dtm_35" memory=300 offset=0
num_digits=0 |
|
|
+----------------------------------------------------------------------------+
micha@RMS:GIS$ r.report dtm_35
100%
+-----------------------------------------------------------------------------+
| RASTER MAP CATEGORY
REPORT |
|LOCATION: columbia Sat Sep 25
21:14:06 2021|
|-----------------------------------------------------------------------------|
| north: 152311 east:
1544399 |
|REGION south: 106519 west:
1512164 |
| res: 3 res:
3 |
|-----------------------------------------------------------------------------|
|MASK:
none
|
|-----------------------------------------------------------------------------|
|MAP: (untitled) (dtm_35 in
PERMANENT) |
|-----------------------------------------------------------------------------|
| Category
Information |
|
#|description |
|-----------------------------------------------------------------------------|
| 159.315659-162.759598|from
to |
| 162.759598-166.203537|from
to |
| 166.203537-169.647476|from
to |
| 169.647476-173.091415|from
to |
| 173.091415-176.535354|from
to |
| 176.535354-179.979293|from
to |
| 179.979293-183.423233|from
to |
| 183.423233-186.867172|from
to |
| 186.867172-190.311111|from
to |
| 190.311111-193.75505|from
to |
| 193.75505-197.198989|from
to |
(Lots more rows like above)
Looks OK from here. \O/
On 9/25/21 9:03 PM, Rich Shepard wrote:
On
Sat, 25 Sep 2021, Helmut Kudrnovsky wrote:
The data file sizes are all in the low
100Ks. I could upload an example to
fileconvoy.com if that's helpful.
could you make one of the data files available?
Heelmut,
Certainly. It's avalable from
<http://www.fileconvoy.com/dfl.php?id=gfc76e0e32c5a2d561000379208966e9082ed6573f9>
and will be there for 5 days.
The file that can be retrieved with the above link is:
columbia_2010_e_dtm_35.tif (138.85 MB)
Regards,
Rich
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--
Micha Silver
Ben Gurion Univ.
Sde Boker, Remote Sensing Lab
cell: +972-523-665918
| 