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Player:  Johan van Aalderen  Age: 56
KNDB-rating on 1-7-2023: 1100
Highest KNDB-rating ever: 1110
Average KNDB-rating all time: 1073 
Virtual KNDB-rating : 1096 Toernooibase Dammen

Strongest win in last 10 years by
Johan van Aalderen (1093):
01-10-2022 Gertjan Kolsté (1229)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Johan van Aalderen (1090):
12-03-2016 Simon Harmsma (739)
(Dutch Teamcompetition KNDB)

FMJD-rating: 2025
Highest FMJD-rating ever: 2185
Average FMJD-rating all time: 2013
(Graphics FMJD-rating in period
KNDB-rating)
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Douwe Edelenbos  1258 1-0-158 0.29 0.58
sa 23-09-2023  Dutch Teamcompetition KNDB  Jouke de Haan  1065 1-135 0.55 1.1
sa 14-10-2023  Dutch Teamcompetition KNDB  Erik Oonk  920 1-2180 0.74 1.47
sa 18-11-2023  Dutch Teamcompetition KNDB  Peter Frans Koops  1129 1-0-29 0.46 0.92
sa 02-12-2023  Dutch Teamcompetition KNDB  Gertjan Kolsté  1213 1-1-113 0.35 0.69
sa 06-01-2024  Dutch Teamcompetition KNDB  Erik van der Haar  886 1-2214 0.77 1.55
sa 20-01-2024  Dutch Teamcompetition KNDB  Wim Dekker  1113 1-1-13 0.48 0.96
sa 03-02-2024  Dutch Teamcompetition KNDB  Dirk Sinnema  1086 1-114 0.52 1.04
sa 17-02-2024  Dutch Teamcompetition KNDB  Jan Hoven  885 1-2215 0.77 1.55
sa 02-03-2024  Dutch Teamcompetition KNDB  Oscar Veltman  1144 1-0-44 0.44 0.88
 Total:10-1010.74
 Correctionfactor:5 (377 g.)
 Calculation:10-10.74 x5=-3.68
 Virtual rating: 1096
 Aver.rating: 1070 Perc.:0.5Diff.: 0
 TPR: 1070 +0 1070