Re: Transform coordinates with mapproject from mario monte system to WGS 84.
"J. Luis" <[email protected]>
| Newsgroups | gmane.comp.gis.gmt.user |
|---|---|
| Message-ID | <[email protected]> |
On 15-01-2014 13:44, Nils Holzrichter wrote: > Hi, > I'd like to transform geographic coordinates to the Monte Mario / > Italy Zone 1 System and vice versa via mapproject. > It's a transverse Mercator projection, based on a International 1924 > spheroid (Radius is 6378388,297), with a scale of 0.9996, a central > meridian of 9 and a false easting of 1500000. > lon = 6.6500, and lat = 8.8000 in WGS84 > should give x = 1241482.0019, y = 973563.1609 in the projected system. > I tried > echo "6.6500 8.8000" | mapproject.exe -E219/177 > echo "6.6500 8.8000" | mapproject.exe -Jt9/0/0.9996 > -R6.65/8.8/12/47.05 -C1500000/0 > echo "1241482.0019, 973563.1609" | mapproject.exe -Jt9/0/0.9996 > -R6.65/8.8/12/47.05 > > but everything goes wrong. Can somebody tell me how to do the > conversion with GMT? Nils, try this echo 6.65 8.8 | mapproject.exe -Jt9/0/1:1 -R8/10/0/47.05 -C1500000/0 -F --PROJ_ELLIPSOID=International-1924 --PROJ_SCALE_FACTOR=0.9996 1241482.00195 973563.160871 Joaquim To unsubscribe, send the message "signoff gmt-help" to [email protected]