Closed HyunChaeJung closed 1 year ago
CTD, PFL 이 안정적
[공주대 장유순 교수님, QC 프로그램 REF]
Boyer and Levitus (1994) Quality control and processing of historical temperature, salinity and oxygen data.
Chang et al., (2009) Objective analysis of monthly temperature and salinity for the world ocean in the 21st century: Comparison with World Ocean Atlas and application to assimilation validation.
[WOD NETCDF 데이터 문제] + 생지화학변수....
.....
wod_020315047O.nc wod_019823062O.nc wod_019823417O.nc wod_020189344O.nc wod_020189448O.nc wod_020315048O.nc wod_019823066O.nc wod_019823419O.nc wod_020189345O.nc wod_020189449O.nc wod_020315049O.nc wod_019823076O.nc wod_019823424O.nc wod_020189346O.nc wod_020189450O.nc wod_020315050O.nc ......
netcdf wod_020315036O {
dimensions:
z = 1962 ;
strnlen = 200 ;
variables:
char country(strnlen) ;
char WOD_cruise_identifier(strnlen) ;
WOD_cruise_identifier:comment = "two byte country code + WOD cruise number (unique to country code)" ;
WOD_cruise_identifier:long_name = "WOD_cruise_identifier" ;
char originators_cruise_identifier(strnlen) ;
int wod_unique_cast ;
wod_unique_cast:cf_role = "profile_id" ;
char originators_station_identifier(strnlen) ;
originators_station_identifier:long_name = "originators_station_identifier" ;
float lat ;
lat:standard_name = "latitude" ;
lat:long_name = "latitude" ;
lat:units = "degrees_north" ;
lat:axis = "Y" ;
float lon ;
lon:standard_name = "longitude" ;
lon:long_name = "longitude" ;
lon:units = "degrees_east" ;
lon:axis = "X" ;
double time ;
time:standard_name = "time" ;
time:long_name = "time" ;
time:units = "days since 1770-01-01 00:00:00" ;
time:axis = "T" ;
int date ;
date:long_name = "date" ;
date:comment = "YYYYMMDD" ;
float GMT_time ;
GMT_time:long_name = "GMT_time" ;
....
float z(z) ;
z:standard_name = "altitude" ;
z:long_name = "depth_below_sea_level" ;
z:units = "m" ;
z:positive = "down" ;
short z_origflag(z) ;
z_origflag:flag_definitions = "Odflag" ;
short z_WODflag(z) ;
short z_sigfig(z) ;
float Temperature(z) ;
Temperature:long_name = "Temperature" ;
Temperature:standard_name = "sea_water_temperature" ;
Temperature:units = "degree_C" ;
Temperature:coordinates = "time lat lon z" ;
Temperature:grid_mapping = "crs" ;
short Temperature_sigfigs(z) ;
short Temperature_WODflag(z) ;
Temperature_WODflag:flag_definitions = "WODf" ;
short Temperature_origflag(z) ;
Temperature_origflag:flag_definitions = "Oflag" ;
short Temperature_WODprofileflag ;
Temperature_WODprofileflag:flag_definitions = "WODfp" ;
char Temperature_Scale(strnlen) ;
Temperature_Scale:long_name = "Scale upon which values were measured" ;
....
[WOD]
ctd, xbt, pfl, drb, mrb 중에서 CTD, PFL이 안정적
https://www.ncei.noaa.gov/products/world-ocean-database