VOS-Clim ship suspect list for November 2010 ************************************************* Monitoring centre: Met Office, UK. All VOS-Clim ship data is monitored: against background 6-hour forecast fields for all variables except SST, for which analysed fields from the previous day are used. Key to table below ------------------ NumObs : number of observations from the ship during the month %GE : percentage of obs with gross errors (for GE limits see below) StdDvn : standard deviation of obs-background, excluding obs with gross errors Bias : mean obs-background, excluding obs with gross errors RMS : root mean square of obs-background, excluding obs with gross errors Suspect selection criteria for each variable: At least 20 observations from the ship and one or more of the following:- %GE > 10% |Bias| > Bias limit (see below) StdDvn > StdDvn limit (see below) Limits: | Press.| Wind Speed | Direct.| Air Temp.| Rel.Hum.| SST | ------- | (hPa) | (m/s) | (deg) | (deg C) | (%) | (deg C)| Bias limit | 2.5 | 5 | 30 | 2.0 | 12 | 2.0 | StdDvn limit | 5.0 | 10 | 60 | 4.0 | 20 | 4.0 | GE limit | 15.0 | 25 | 150 | 10.0 | 50 | 10.0 | Callsign Element NumObs %GE StdDvn Bias RMS ------------------------------------------------------------ MQYA3 P* 54 0 2.1 2.9 3.6 OZDK2 P* 20 0 0.9 3.5 3.7 WCX7445 P* 232 22 5.4 5.8 7.9 ZCDA9 P* 174 0 0.8 -2.9 3.0 BATEU07 T 118 17 2.4 11.7 12.0 MZER8 T 62 0 1.9 2.2 2.9 WCX7445 T 232 0 3.1 6.1 6.8 C6SI6 RH 66 0 7.3 25.2 26.2 LAIP5 RH 75 0 9.7 12.9 16.1 PDYV RH 27 0 10.4 13.0 16.6 VCSZ RH 199 0 6.4 21.3 22.2 ZCDA9 RH 173 0 7.1 12.2 14.1 CGCX SPEED 214 0 3.1 -5.2 6.1 C6KD8 DIRN. 22 5 85.0 -30.1 90.2 CFN3031 DIRN. 40 0 11.8 149.1 149.5 PCAW DIRN. 77 10 88.2 -3.8 88.3 TBWUK03 DIRN. 29 0 74.6 -0.7 74.6 VOFG DIRN. 134 10 63.8 -40.7 75.7 ZCBN5 DIRN. 34 0 60.6 14.2 62.3 ZDLS1 DIRN. 47 4 85.3 5.9 85.5 C6YT4 SST 58 10 4.4 1.5 4.6 CGDR SST 99 0 1.2 3.4 3.6 TBWAA05 SST 61 0 2.1 -2.1 3.0 WFLG SST 42 0 0.5 -2.8 2.8