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Player:  Jan Aalderink  Age: 65
KNDB-rating on 1-7-2023: 888
Highest KNDB-rating ever: 983
Average KNDB-rating all time: 921 
Virtual KNDB-rating : 880 Toernooibase Dammen

Strongest win in last 10 years by
Jan Aalderink (879):
14-11-2022 Henk Timmer (1080)
(Provincial Teamcompetition Gelderland)
Toernooibase Dammen Weakest loss in last 10 years by
Jan Aalderink (947):
17-02-2015 Gerrit Reurslag (789)
(Provincial Teamcompetition Gelderland)		     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
mo 23-10-2023  Provincial Teamcompetition Gelderland  Tom Langen  981 1-0-93 0.37 0.74
tu 23-01-2024  Provincial Teamcompetition Gelderland  Jan van de Veen  1139 1-0-251 0.19 0.38
mo 11-03-2024  Provincial Teamcompetition Gelderland  Gerrit Valkenburg  974 1-1-86 0.38 0.76
mo 18-03-2024  Provincial Teamcompetition Gelderland  Jos van Deelen  1002 1-0-114 0.34 0.69
 Total:4-12.58
 Correctionfactor:5 (165 g.)
 Calculation:1-2.58 x5=-7.89
 Virtual rating: 880
 Aver.rating: 1024 Perc.:0.13Diff.: -329
 TPR: