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下载了ERA Interim等熵面数据,是不规则的nc资料,用ncdump后写了ctl,但打开后提示出错,请各位指点!
ctl如下:
dset D:\netcdf\is201305.nc
title is
undef 1.e30
dtype netcdf
xdef 321 linear 60.0 0.125
ydef 241 linear 30.0 0.125
zdef 15 levels 850 700 600 530 475 430 395 370 350 330 315 300 285 275 265
tdef 124 linear 00Z01may2013 6hr
VARS 7
pres 15 99 Pressure(Pa)
pv 15 99 Potential vorticity(K m**2 kg**-1 s**-1)
q 15 99 Specific humidity(kg kg**-1)
vo 15 99 Vorticity (relative)(s**-1)
d 15 99 Divergence(s**-1)
u 15 99 U component of wind(m s**-1)
v 15 99 V component of wind(m s**-1)
ENDVARS
文件头如下:
netcdf is201305 {
dimensions:
longitude = 321 ;
latitude = 241 ;
level = 15 ;
time = UNLIMITED ; // (124 currently)
variables:
float longitude(longitude) ;
longitude:units = "degrees_east" ;
longitude:long_name = "longitude" ;
float latitude(latitude) ;
latitude:units = "degrees_north" ;
latitude:long_name = "latitude" ;
int level(level) ;
level:long_name = "levelist" ;
int time(time) ;
time:units = "hours since 1900-01-01 00:00:0.0" ;
time:long_name = "time" ;
time:calendar = "gregorian" ;
short pres(time, level, latitude, longitude) ;
pres:scale_factor = 1.63915574157891 ;
pres:add_offset = 54680.2877219339 ;
pres:_FillValue = -32767s ;
pres:missing_value = -32767s ;
pres:units = "Pa" ;
pres:long_name = "Pressure" ;
short pv(time, level, latitude, longitude) ;
pv:scale_factor = 7.90401599271671e-009 ;
pv:add_offset = 0.000207577008696949 ;
pv:_FillValue = -32767s ;
pv:missing_value = -32767s ;
pv:units = "K m**2 kg**-1 s**-1" ;
pv:long_name = "Potential vorticity" ;
short q(time, level, latitude, longitude) ;
q:scale_factor = 3.42865958892848e-007 ;
q:add_offset = 0.0112343460090831 ;
q:_FillValue = -32767s ;
q:missing_value = -32767s ;
q:units = "kg kg**-1" ;
q:long_name = "Specific humidity" ;
q:standard_name = "specific_humidity" ;
short vo(time, level, latitude, longitude) ;
vo:scale_factor = 1.10947607275713e-008 ;
vo:add_offset = 7.38325657864937e-005 ;
vo:_FillValue = -32767s ;
vo:missing_value = -32767s ;
vo:units = "s**-1" ;
vo:long_name = "Vorticity (relative)" ;
vo:standard_name = "atmosphere_relative_vorticity" ;
short d(time, level, latitude, longitude) ;
d:scale_factor = 6.73893680605735e-009 ;
d:add_offset = -1.43547884087534e-005 ;
d:_FillValue = -327press67s ;
d:missing_value = -32767s ;
d:units = "s**-1" ;
d:long_name = "Divergence" ;
d:standard_name = "divergence_of_wind" ;
short u(time, level, latitude, longitude) ;
u:scale_factor = 0.00148065684688775 ;
u:add_offset = 23.9375044912177 ;
u:_FillValue = -32767s ;
u:missing_value = -32767s ;
u:units = "m s**-1" ;
u:long_name = "U component of wind" ;
u:standard_name = "eastward_wind" ;
short v(time, level, latitude, longitude) ;
v:scale_factor = 0.00152109774294892 ;
v:add_offset = -0.233609669965224 ;
v:_FillValue = -32767s ;
v:missing_value = -32767s ;
v:units = "m s**-1" ;
v:long_name = "V component of wind" ;
v:standard_name = "northward_wind" ;
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