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Player:  Durk de Vries  Age: 59 KNDB-rating on 1-7-2023: 1058 Highest KNDB-rating ever: 1098 Average KNDB-rating all time: 1061  Virtual KNDB-rating : 1063 Strongest win in last 10 years by Durk de Vries (1058): 22-02-2024 Anne Piet Kooistra (1277) (Provincial Teamcompetition Friesland) Weakest loss in last 10 years by Durk de Vries (1058): 04-11-2023 Geert Rozenberg (860) (Dutch Teamcompetition KNDB) FMJD-rating: 2019 Highest FMJD-rating ever: 2067 Average FMJD-rating all time: 2036 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
fr 20-10-2023	Provincial Teamcompetition Friesland	Martin Boersbroek	994	1	-	1	64	0.59	1.18
sa 04-11-2023	Dutch Teamcompetition KNDB	Geert Rozenberg	860	1	-	0	198	0.76	1.51
tu 07-11-2023	Provincial Teamcompetition Friesland	Linze Houwink	1145	1	-	2	-87	0.38	0.76
fr 24-11-2023	Provincial Teamcompetition Friesland	Jappie de Vries	1179	1	-	0	-121	0.34	0.67
sa 02-12-2023	Dutch Teamcompetition KNDB	Eddy Drost	1154	1	-	0	-96	0.37	0.74
fr 15-12-2023	Provincial Teamcompetition Friesland	Douwe Douma	939	1	-	2	119	0.66	1.32
mo 08-01-2024	Provincial Teamcompetition Friesland	Pieter Dijkstra	972	1	-	1	86	0.62	1.24
fr 02-02-2024	Provincial Teamcompetition Friesland	Jan Hoogterp	1225	1	-	1	-167	0.28	0.56
sa 03-02-2024	Dutch Teamcompetition KNDB	Eddy Groenhagen	605	1	-	2	453	0.94	1.89
fr 16-02-2024	Provincial Cupcompetition Friesland	Marten Zijlstra	961	1	-	2	97	0.63	1.27
th 22-02-2024	Provincial Teamcompetition Friesland	Anne Piet Kooistra	1277	1	-	2	-219	0.22	0.44
sa 02-03-2024	Dutch Teamcompetition KNDB	Jan Hiemstra	617	1	-	2	441	0.94	1.88
fr 22-03-2024	Provincial Cupcompetition Friesland	Jan Algra	1261	1	-	0	-203	0.24	0.48
		Total:		13	-	15			13.93
		Correctionfactor:		5	(266 g.)
		Calculation:		15	-	13.93 x		5=	5.36
		Virtual rating:							1063
		Aver.rating:	1015	Perc.:			0.58	Diff.:	55
		TPR:	1015	+	55				1070