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Player:  Wiebo Drost  Age: 62
KNDB-rating on 1-7-2023: 1237
Highest KNDB-rating ever: 1406
Average KNDB-rating all time: 1277 
Virtual KNDB-rating : 1220 Toernooibase Dammen

Strongest win in last 10 years by
Wiebo Drost (1239):
12-12-2015 Mark Deurloo (1380)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Wiebo Drost (1242):
15-10-2022 Arie van der Knaap (1052)
(Dutch Teamcompetition KNDB)

FMJD-rating: 2115
Highest FMJD-rating ever: 2165
Average FMJD-rating all time: 2155
(Graphics FMJD-rating in period
KNDB-rating)

 Highest Historical
Toernooibaserating on 01-01-1991:  1370 D
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Gerrit van Mastrigt  1213 1-124 0.53 1.07
sa 23-09-2023  Dutch Teamcompetition KNDB  Paul Teer  1215 1-122 0.53 1.06
sa 14-10-2023  Dutch Teamcompetition KNDB  Ramdew Jahani  1172 1-165 0.59 1.18
sa 04-11-2023  Dutch Teamcompetition KNDB  Peter Schunselaar  1214 1-123 0.53 1.06
sa 18-11-2023  Dutch Teamcompetition KNDB  Jan Kok  1169 1-068 0.59 1.19
sa 02-12-2023  Dutch Teamcompetition KNDB  Fred Roedolph  1158 1-079 0.61 1.22
sa 06-01-2024  Dutch Teamcompetition KNDB  Edwin van Hofwegen  1188 1-049 0.57 1.14
sa 20-01-2024  Dutch Teamcompetition KNDB  Teus Stam  963 1-2274 0.83 1.66
sa 03-02-2024  Dutch Teamcompetition KNDB  Mark Klaassen  1031 1-1206 0.76 1.53
sa 17-02-2024  Dutch Teamcompetition KNDB  Rob van Westerloo  1184 1-253 0.57 1.15
sa 02-03-2024  Dutch Teamcompetition KNDB  Micha van Tol  1180 1-157 0.58 1.16
 Total:11-1013.41
 Correctionfactor:5 (521 g.)
 Calculation:10-13.41 x5=-17.06
 Virtual rating: 1220
 Aver.rating: 1153 Perc.:0.45Diff.: -32
 TPR: 1153 +-32 1121