[gdal-dev] Projection issue with a netcdf file
Kyle Shannon
ksshannon at gmail.com
Tue Jan 12 12:41:56 EST 2010
ncdump -h reports the same correct standard parallels (25) whereas
Coordinate System reports 0 for both standard parallels. It appears the
projection is a Lambert Conformal Conic with 2 standard parallels, but they
are the same effectively making it a lcc with 1 standard parallel.
# ===================
Kyle Shannon
Physical Science Technician
RMRS Fire Sciences Lab
Fire, Fuels & Smoke - RWU 4405
5775 Highway 10 W.
Missoula, MT 59808
(406)646-6577
kshannon at fs.fed.us
ksshannon at gmail.com
# ===================
On Tue, Jan 12, 2010 at 10:13 AM, Christopher Barker
<Chris.Barker at noaa.gov>wrote:
> Kyle Shannon wrote:
>
>> I am downloading a netcdf file from a thredds data server. It contains 4
>> grib datasets of weather data. When I run gdalinfo on one of these
>> subdatasets, the standard parallels in the netCDF metadata (marked by
>> astrisks) differs from the standard parallels in the reported Coordinate
>> system:
>>
>
> I am curious where this discrepancy is taking place. I kind of think it
>> is a typo or a mistake from the data server, but I can't peg it down. Any
>> thoughts?
>>
>
> have you run ncdump on the netcdf file? That should tell you what's int eh
> file, so you can determine if the thredds server is doing the right thing:
>
> ncdump -h name_of_file.nc
>
> (the -h) means you only want the header info -- not all the data.
>
> -Chris
>
>
>
> --
> Christopher Barker, Ph.D.
> Oceanographer
>
> Emergency Response Division
> NOAA/NOS/OR&R (206) 526-6959 voice
> 7600 Sand Point Way NE (206) 526-6329 fax
> Seattle, WA 98115 (206) 526-6317 main reception
>
> Chris.Barker at noaa.gov
>
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