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Player:  Ronald Sempel  Age: 52
KNDB-rating on 1-7-2023: 826
Highest KNDB-rating ever: 870
Average KNDB-rating all time: 828 
Virtual KNDB-rating : 822 Toernooibase Dammen

Strongest win in last 10 years by
Ronald Sempel (805):
06-10-2014 Maurice Bergboer (1028)
(Provincial Teamcompetition Overijssel)
Toernooibase Dammen Weakest loss in last 10 years by
Ronald Sempel (819):
09-01-2017 Rik Oosterlaar (613)
(Provincial Teamcompetition Overijssel)

FMJD-rating: 1895
Highest FMJD-rating ever: 2100
Average FMJD-rating all time: 1934
(Graphics FMJD-rating in period
KNDB-rating)		     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Danny Staal  1357 1-0-531 0.03 0.06
mo 13-11-2023  Provincial Teamcompetition Overijssel  Luit Haan  948 1-0-122 0.33 0.67
 Total:2-00.73
 Correctionfactor:5 (168 g.)
 Calculation:0-0.73 x5=-3.66
 Virtual rating: 822
 Aver.rating: 1044 Perc.:0.17Diff.: -276
 TPR: