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Player:  Gérard Jansen  Age: 59
KNDB-rating on 1-7-2023: 1487
Highest KNDB-rating ever: 1563
Average KNDB-rating all time: 1512 
Virtual KNDB-rating : 1479 Toernooibase Dammen

Strongest win in last 10 years by
Gérard Jansen (1495):
13-02-2016 Boudewijn Derkx (1458)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Gérard Jansen (1486):
15-09-2018 Harmjan Lammers (1288)
(Dutch Teamcompetition KNDB)

FMJD-rating: 2335
Highest FMJD-rating ever: 2405
Average FMJD-rating all time: 2356
(Graphics FMJD-rating in period
KNDB-rating)

 Highest Historical
Toernooibaserating on 01-01-1988:  1558 D
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Joost Hooijberg  1295 1-1192 0.75 1.5
sa 23-09-2023  Dutch Teamcompetition KNDB  Henk Grotenhuis ten Harkel  1290 1-1197 0.75 1.51
sa 14-10-2023  Dutch Teamcompetition KNDB  Ester van Muijen  1228 1-2259 0.82 1.64
sa 18-11-2023  Dutch Teamcompetition KNDB  André Venema  1285 1-2202 0.76 1.52
sa 02-12-2023  Dutch Teamcompetition KNDB  Matheo Boxum  1298 1-2189 0.75 1.49
sa 06-01-2024  Dutch Teamcompetition KNDB  Jan van Dijk  1395 1-192 0.63 1.25
sa 20-01-2024  Dutch Teamcompetition KNDB  Jeroen Kos  1300 1-1187 0.74 1.49
sa 03-02-2024  Dutch Teamcompetition KNDB  Anatoli Gantvarg  1517 1-0-30 0.46 0.92
sa 17-02-2024  Dutch Teamcompetition KNDB  Wytze Sytsma  1344 1-1143 0.69 1.38
 Total:9-1112.69
 Correctionfactor:5 (780 g.)
 Calculation:11-12.69 x5=-8.47
 Virtual rating: 1479
 Aver.rating: 1328 Perc.:0.61Diff.: 81
 TPR: