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Player:  Bert de Jong  Age: 68
KNDB-rating on 1-7-2023: 1116
Highest KNDB-rating ever: 1218
Average KNDB-rating all time: 1157 
Virtual KNDB-rating : 1107 Toernooibase Dammen

Strongest win in last 10 years by
Bert de Jong (1142):
07-02-2015 Henk Hoekman (1260)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Bert de Jong (1158):
09-12-2017 Bert Roest (1013)
(Dutch Teamcompetition KNDB)

FMJD-rating: 2008
Highest FMJD-rating ever: 2065
Average FMJD-rating all time: 2012
(Graphics FMJD-rating in period
KNDB-rating)

 Highest Historical
Toernooibaserating on 01-01-1989:  1248 D
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Harrie Hoonhorst  1033 1-183 0.61 1.23
sa 23-09-2023  Dutch Teamcompetition KNDB  Sasha Chumachenko  986 1-0130 0.68 1.35
sa 04-11-2023  Dutch Teamcompetition KNDB  Theo Berends  1237 1-1-121 0.34 0.67
sa 18-11-2023  Dutch Teamcompetition KNDB  Jan Willem Hoeve  1163 1-2-47 0.43 0.87
sa 02-12-2023  Dutch Teamcompetition KNDB  Marcel Everloo  1011 1-0105 0.64 1.29
sa 06-01-2024  Dutch Teamcompetition KNDB  Peter Boonstra  1214 1-0-98 0.37 0.73
sa 20-01-2024  Dutch Teamcompetition KNDB  Hans van der Laan  1069 1-147 0.57 1.13
sa 03-02-2024  Dutch Teamcompetition KNDB  Anne Piet Kooistra  1277 1-1-161 0.29 0.57
sa 17-02-2024  Dutch Teamcompetition KNDB  Theo Leoné  1148 1-1-32 0.46 0.91
sa 02-03-2024  Dutch Teamcompetition KNDB  Yulia Bintsarovska  1094 1-122 0.53 1.06
 Total:10-89.81
 Correctionfactor:5 (497 g.)
 Calculation:8-9.81 x5=-9.07
 Virtual rating: 1107
 Aver.rating: 1123 Perc.:0.4Diff.: -72
 TPR: 1123 +-72 1051