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Due to the current gap in continued funding from the U.S. National Science Foundation (NSF), the NSF Unidata Program Center has temporarily paused most operations. See NSF Unidata Pause in Most Operations for details.
Gary,
>
>
> I was wondering if there was any way in the netCDF standard to have a 2-d dim-
> ension grid, ie, N "coordinates" each of which is a lat-lon pair, and then
> each
> field is defined on that grid.
>
Yes, I did something like this for the UWM/COADS data set (see CDL
below). The problem is that no software appear able to read it
directly. In retrospect, I believe it was a mistake, we should have
adopted something like the COARDS conventions (which I don't whether it
existed back in 1990).
Arlindo.
...................................................................
netcdf sst {
dimensions:
mon = 12 ;
npoint = 42164 ; // only ocean gridpoints
variables:
short mon(mon) ;
mon:long_name = "month" ;
short lat(npoint) ;
lat:long_name = "latitude of nth point" ;
lat:units = "degrees_north" ;
lat:add_offset = -90.5f ;
lat:valid_range = 1s, 180s ;
short lon(npoint) ;
lon:long_name = "longitude of nth point" ;
lon:units = "degrees_east" ;
lon:add_offset = -0.5f ;
lon:valid_range = 1s, 360s ;
short clm(mon, npoint) ;
clm:long_name = "1945-89 climatology for each month" ;
clm:units = "celsius " ;
clm:scale_factor = 0.0099999998f ;
clm:add_offset = 25.f ;
clm:valid_range = -3495s, 858s ;
// global attributes:
:source = "University of Wisconsin-Milwaukee Version 1.06 of
02/11/93 " ;
:title = "sea surface temperature$" ;
}
--
*----------------------------------------------------------------------*
| |
| ^|^ ARLINDO MORAES DA SILVA, JR. |
| | Data Assimilation Office, Code 910.3 |
| _|_ NASA/Goddard Space Flight Center |
| @ ___|___|__ Greenbelt, MD 20771 |
| _|_|__________|_______/ |
| \ o o o o o o o / Office: (301) 805-7959 |
| \_______________/ FAX: (301) 805-7960 |
| ^^^^^^^^^^^^^^^^^^^^^^^^ |
| E-mail: dasilva@xxxxxxxxxxxxx Home: (301) 754-1121 |
| |
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