The original model is on a curvi-linear grid, see for example
regional_depth_11.nc, but all our "distribution" grids are recti-linear.
COAPS 28> ncdump -h
regional_depth_11.ncnetcdf regional_depth_11 {
dimensions:
MT = UNLIMITED ; // (1 currently)
Y = 3298 ;
X = 4500 ;
variables:
double MT(MT) ;
MT:long_name = "model time" ;
MT:units = "days since 0001-01-16 00:00:00" ;
MT:calendar = "360_day" ;
MT:axis = "T" ;
double Date(MT) ;
Date:long_name = "date" ;
Date:units = "day as %Y%m%d.%f" ;
Date:C_format = "%13.4f" ;
Date:FORTRAN_format = "(f13.4)" ;
int Y(Y) ;
Y:point_spacing = "even" ;
Y:axis = "Y" ;
int X(X) ;
X:point_spacing = "even" ;
X:axis = "X" ;
float Latitude(Y, X) ;
Latitude:standard_name = "latitude" ;
Latitude:units = "degrees_north" ;
float Longitude(Y, X) ;
Longitude:standard_name = "longitude" ;
Longitude:units = "degrees_east" ;
Longitude:modulo = "360 degrees" ;
Alan.