[GRASS-user] error reprojecting

Jón Eiríksson jeir at hi.is
Mon Mar 12 16:26:58 EDT 2012


Try including values for Lat_1 and Lat_2

Jon

> Hi,
> I have a GRASS location using Lambert Conformal Conic projection.
>
>>g.region -p
> projection: 99 (Lambert Conformal Conic)
> zone:       0
> datum:      wgs84
> ellipsoid:  wgs84
> north:      2000000
> south:      -3135000
> west:       -2200000
> east:       3352000
> nsres:      1000
> ewres:      1000
> rows:       5135
> cols:       5552
> cells:      28509520
>
>>cat PERMANENT/PROJ_INFO
> name: Lambert Conformal Conic
> proj: lcc
> datum: wgs84
> ellps: wgs84
> lat_1: 0
> lat_2: 0
> lat_0: 42.5
> lon_0: 0
> x_0: 0
> y_0: 0
> no_defs: defined
>
> I get the following errors when I try to use v.proj or r.proj to reproject
> any vector or raster to or from this location.
> WARNING: Unable to initialise PROJ.4 with the following parameter list:
>          +proj=lcc +lat_1=0 +lat_2=0 +lat_0=42.5 +lon_0=0 +x_0=0 +y_0=0
>          +no_defs +a=6378137 +rf=298.257223563 +towgs84=0.000,0.000,0.000
> WARNING: The error message: conic lat_1 = -lat_2
> ERROR: Unable to get projection key values of input map
>
> I would appreciate  any help resolving this issue. Thanks,
>
> Jitu
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