Re: GMT - Help is needed

Your grid claims to follow the CF convention but from the output of 
grdinfo I doubt that is true. I could get a better info when forcing the 
reading through GDAL.

So the easy way is probably to use

grdimage xy_data.nc=gd ....

Joaquim

grdinfo xy_data.nc
xy_data.nc: Title:
xy_data.nc: Command: FERRET V6.85   28-Jan-14
xy_data.nc: Remark:
xy_data.nc: Gridline node registration used [Cartesian grid]
xy_data.nc: Grid file format: nd = GMT netCDF format (64-bit float), 
COARDS, CF-1.5
xy_data.nc: x_min: 0 x_max: 1 x_inc: 1 name:  nx: 2
xy_data.nc: y_min: 1167868800 y_max: 1167868800 y_inc: Na name: TIME 
[days since 1800-01-01 00:00:00] ny: 1
xy_data.nc: z_min: NaN z_max: NaN name: TIME_bnds
xy_data.nc: scale_factor: 1 add_offset: 0
xy_data.nc: format: classic

grdinfo xy_data.nc=gd
xy_data.nc: Title: Grid imported via GDAL
xy_data.nc: Command:
xy_data.nc: Remark:
xy_data.nc: Gridline node registration used [Cartesian grid]
xy_data.nc: Grid file format: gd = Import/export through GDAL
xy_data.nc: x_min: 75 x_max: 95 x_inc: 0.5 name: x nx: 41
xy_data.nc: y_min: -5 y_max: 25 y_inc: 0.5 name: y ny: 61
xy_data.nc: z_min: -2.78499996662 z_max: 1.43999996781 name: z
xy_data.nc: scale_factor: 1 add_offset: 0

>  Dear all
>
> I am trying to do simple xy contour plot in gmt, I have extracted data 
> using ferret software since its in netcdf format and I don't know how 
> to use netcdf file in gmt.
>
> Please look at my attachment I plotted same data using ferret and now 
> tried extracted ascii file on GMT, not able to find what I am doing 
> wrong please someone correct my script.
>
> Here test.gif is plotted using ferret software, and test.ps 
> <http://test.ps> using gmt
>
> I here I attached following
>
> 1 . My bash script
> 2 . My datafile
> 3 . plot from ferret test.gif
> 4 . plot from GMT
> 5.  Netcdf file I used
>
> Someone please help me and correct me as well I want to use GMT since 
> plot quality is very good compare any other software available
>
> Please someone modify my script
>
> - Peter
>
>
>
> To unsubscribe, send the message "signoff gmt-help" to 
> [email protected] 


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