DBCP monthly report by TC for May 2016

1. DBCP Monthly Report
May 2016
Prepared By
DBCP Technical Coordinator
cgallage@jcommops.org

2. 2
DBCP Platforms Operational During May 2016

3. Platform Operators

4. Platforms Measuring Barometric Pressure

5. Growth of the Networks
0
500
1000
1500
2000
NumberofBuoys
Number of operational buoys reporting on the GTS (2001/06 - 2016/05)
DRIFTERS BAROMETER DRIFTERS MOORINGS
DRIFTING BUOY TARGET MOORED BUOY TARGET

6. Platforms Providing Wave Observations

7. Timeliness of Data Delivery – Drifting Buoys

8. Country Contribution in Drifting Buoy Deployments

9. Platforms in Polar Regions

10. Density of Drifting Buoys in 50X50 Grid

11. New Deployments and Lost Buoys

12. Network Performance – May 2016
Drifting Buoys
% coverage of 50
X50
boxes( excluding marginal seas and 600
N<latitude<600
S areas) 56.0%
Number of active drifting buoys reporting (excluding polar regions) 1377
Number of drifters deployed during the month 50
% of drifters delivering data in real-time (average monthly delay <60minutes , excluding
buoys in polar regions )
48.8%
% of active drifters delivering air pressure data to the GTS (excluding polar regions) 55.0%
National/Coastal Moored Buoys
# of active moored buoys reporting data to the GTS 329
% of active moored buoys with metadata available in JCOMMOPS 56.8%
Number of countries operating moored buoys 11
Variables disseminated to the GTS
Atmospheric variables (AT, AP, WD, WS each with25% weight) 70.5%
Wave observations 83.6%
Oceanographic variables (SST-50%, SubC-25%, SubT-25%) 46.0%
% Network data availability 66.7%
Based on the GTS information from March 2016 received from MeteoFrance

13. Network Performance – May 2016
Arctic Buoys
# of active platforms reporting data to the GTS (North of 600
N) 89
% of active platforms delivering data in real-time (average monthly delay
<60minutes)
95.5 %
% of active platforms delivering air pressure data to the GTS 91.0 %
Antarctic Buoys
# of active platforms reporting data to the GTS (South of 500
S) 136
% of active platforms delivering data in real-time (average monthly delay
<60minutes)
33.8%
% of active platforms delivering air pressure data to the GTS 67.6%

14. GTS Data delivery format
• As of May 2016
– Almost 100 % drifting buoys provide data to the GTS in BUFR format (one
drifter reported only in TAC)
– 34 % of moored buoys (Tropical and Coastal/National MB) provide data to the
GTS in BUFR format
66%
8%
26%
Moored buoys reporting in BUFR/TAC - May 2016
TAC Only
BUFR Only
TAC/BUFR
0%
10%
90%
Drifting buoys reporting in BUFR/TAC - May 2016
TAC Only
BUFR Only
TAC/BUFR