HY-2C 50 km wind vectors

Operational Near real time product

Near-real time level 2 ocean wind vectors on a 50 km swath grid, based on the backscatter measurements of the Chinese National Satellite Ocean Application Service (NSOAS) HY-2C/HSCAT scatterometer.

Identification
Acronym : HY2C50
Product navigator reference :

EO:EUM:DAT:0540

OSI SAF producer : Royal Netherlands Meteorological Institute
Identifier : OSI-115-b
Digital object identifier (DOI) 10.15770/EUM_SAF_OSI_NRT_2003
Acronym for EDC (APNM) : OHCSW050
Characteristics
Processing level : L2
Satellite input : HY-2C/ HSCAT
Other input : NWP outputs (wind, SST, land-sea mask)
Frequency : 15 files per day
Central time : NA
Timeliness : 3 hours*
Spatial coverage : Global
Spatial sampling : 50 km
Projection : Swath
File Formats : WIND FTP Server (BUFR), WIND FTP Server (NetCDF3), EDC (BUFR), EDC (NetCDF3), EUMETCast (BUFR)
Characteristics & methods : Swath sigma0’s and wind vectors
Data Access
Main Diffusion Means : WIND FTP server, last 3 days (hosted by KNMI, for access contact scat@knmi.nl) : ftp://scatuser@ftppro.knmi.nl/
EUMETCast
EDC
Accuracy Requirements
Target accuracy : Better than 2 m/s in wind component Stdev with a bias of less than 0.5 m/s in wind speed on a monthly basis.
Verification/validation method : Triple collocation with NWP and buoys
Applications and users
Usage : * Operational Met Services
* Operational analyses and ocean models
* Research or Environmental monitoring.
History
Authorised to be operational / released :
Declared operational / released since :
On EUMETCast since :
On EDC since :
On FTP server since :
Expected date for operational/released :
First date :
Comments
  • * Notes: 25% of the data is available after 3 hours.
    Timeliness may improve depending on the number of data downloads through the ground station in Finland (or other polar ground stations).

    • See also OSI-115-a (HY-2C 25 km wind vectors)
    • The distribution of this product is subject to the conditions set in the EUMETSAT-NSOAS cooperation agreement.
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