About Us
Overview
Getting here
Committees

Products
Forecasts
Order Data
Order Software

Services
Computing
Archive
PrepIFS

Research
Modelling
Reanalysis
Seasonal

Publications
Newsletters
Manuals
Library

News&Events
Calendar
Employment
Open Tenders

Home > Products > Forecasts > Monitoring > Global Data Monitoring Report - March 2005 > Global monitoring statistics > Data Quality >

Table 2 - Suspect ships and fixed marine platforms: Wind speed (M/S)

Browse

Figure 1 - Availability - SYNOP PRESSURE

Figure 2 - Availability - DRIFTER PRESSURE

Figure 3 - Availability - TEMP 500 hPa geopotential

Figure 4 - Availability - TEMP/PILOT 300 hPa wind

Figure 5 - Availability - AIRCRAFT winds 300-150 hPa

Figure 6 - Availability - SATOB winds 400-150 hPa

Figure 7 - Availability - SATOB winds 1000-700 hPa

Figure 8 - Availability - NOAA15 ATOVS : AMSU-A

Figure 9 - Availability - NOAA16 ATOVS : AMSU-A

Figure 9.1 - Availability - NOAA17 ATOVS : AMSU-A

Table 1 - Suspect ships and fixed marine platforms: Surface pressure - (hPa)

Table 2 - Suspect ships and fixed marine platforms: Wind speed (M/S)

Table 3 - Suspect ships and fixed marine platforms: Wind direction (DEGREES)

Table 4 - Suspect drifters: Surface pressure (HPA)

Table 5 - Suspect drifters: Wind speed (M/S)

Table 6 - Suspect drifters: Wind direction (degrees)

Table 7 - Suspect radiosondes: Geopotential height (metres)

Table 8 - Suspect radiosondes: Wind (m/s)

Table 9 - Suspect radiosondes: Wind direction (degrees)

Figure 10 - Suspect TEMP observations - geopotential : 00 UTC

Figure 11 - Suspect TEMP observations - geopotential : 12 UTC

Figure 12 - Suspect TEMP/PILOT observations - wind : 00 UTC

Figure 13 - Suspect TEMP/PILOT observations - wind : 12 UTC

Table 10 - Radiosonde monitoring statistics (SHIPs): Geopotential height (metres)

Table 11 - Radiosonde monitoring statistics (SHIPs): Wind (m/s)

Figure 14 - SATOB Winds: 700-1000hPa

Figure 15 - SATOB Winds: 150- 400hPa

Figure 16 - SATOB Winds: 700-1000hPa

Figure 17 - SATOB Winds: 150- 400hPa

Figure 18 - AIRCRAFT Winds: 150- 300hPa

Table 12 - Airep Monitoring Statistics For Airline Carriers (Global)

          LIST OF SUSPECT STATIONS        : SHIPS + FIXED MARINE PLATFORMS
                    MONITORING CENTRE     : ECMWF
                    ELEMENT MONITORED     : WIND SPEED (M/S)    
                    AREA                  : GLOBAL
                    PERIOD                : MAR 2005
                    STANDARD OF COMPARISON: FIRST-GUESS FIELD



SELECTION CRITERIA: NO. OF OBS.           >= 20, AND,
                    ABSOLUTE BIAS         >= 5 M/S, OR,
                    % GROSS ERROR         >= 25 
                    (GROSS ERROR LIMIT FOR VECTOR WIND = 25 M/S)


TIME = 99 => AVERAGE OF 00, 06, 12 AND 18 UTC OBSERVATIONS


WMO	OBS			NUM	NUM	%
IDENT	TIME	ELM	LEVEL	OBS	GROSS	GROSS	SD	BIAS	RMS


DHDM	99	SPEED	SUR	41	2	2	6.1	5.3	8.1
S6JP	99	SPEED	SUR	48	0	0	2.8	6.1	6.7
TSMU	99	SPEED	SUR	56	0	0	6.0	5.6	8.2
UBXP	99	SPEED	SUR	45	1	2	6.4	7.6	10.0
UCJO	99	SPEED	SUR	26	8	31	4.0	-.3	4.0
A8DU3	99	SPEED	SUR	20	0	0	3.5	5.1	6.2
A8FZ5	99	SPEED	SUR	87	3	3	5.1	6.2	8.0
C6QF6	99	SPEED	SUR	27	1	4	5.2	7.9	9.5

04-04-2005