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Player:  Koos de Vries  Age: 69 KNDB-rating on 1-7-2023: 999 Highest KNDB-rating ever: 1038 Average KNDB-rating all time: 1004  Virtual KNDB-rating : 0 Strongest win in last 10 years by Koos de Vries (1004): 24-01-2015 Johan de Haas (1086) (Dutch Teamcompetition KNDB) Weakest loss in last 10 years by Koos de Vries (997): 18-01-2020 Johan Pronk (956) (Dutch Teamcompetition KNDB) FMJD-rating: 1950 Highest FMJD-rating ever: 1990 Average FMJD-rating all time: 1958 (Graphics FMJD-rating in period KNDB-rating)  Highest Historical Toernooibaserating on 01-01-1996:  1057 D

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
		Correctionfactor:		7.5	( g.)
		Calculation:			-	0 x		7.5=	0
		Virtual rating:							0
		Aver.rating:	0	Perc.:			0.5	Diff.:	0
		TPR: