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Player:  Ron de Vaal  Age: 77 KNDB-rating on 1-7-2023: 799 Highest KNDB-rating ever: 861 Average KNDB-rating all time: 797  Virtual KNDB-rating : 803 Strongest win in last 10 years by Ron de Vaal (784): 19-10-2019 Bertus Groot (953) (Dutch Teamcompetition KNDB) Weakest loss in last 10 years by Ron de Vaal (755): 25-11-2016 Jari Brenninkmeijer (356) (Provincial Teamcompetition Zuid-Holland) FMJD-rating: 1938 Highest FMJD-rating ever: 1938 Average FMJD-rating all time: 1897 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 14-10-2023	Dutch Teamcompetition KNDB	Wart Verhagen	736	1	-	2	63	0.59	1.17
sa 04-11-2023	Dutch Teamcompetition KNDB	Hans Knobbe	674	1	-	1	125	0.67	1.34
th 16-11-2023	Provincial Teamcompetition Zuid-Holland	Parker Richardson	539	1	-	2	260	0.82	1.64
sa 18-11-2023	Dutch Teamcompetition KNDB	Ramon Ramkisoen	858	1	-	1	-59	0.42	0.84
sa 06-01-2024	Dutch Teamcompetition KNDB	Menno Kamminga	624	1	-	1	175	0.73	1.46
fr 19-01-2024	Provincial Teamcompetition Zuid-Holland	Christiaan Rutjens	191	1	-	2	608	0.98	1.97
sa 03-02-2024	Dutch Teamcompetition KNDB	Viviënne Meijer	382	1	-	2	417	0.93	1.86
mo 05-02-2024	Provincial Teamcompetition Zuid-Holland	Jos Vis	880	1	-	2	-81	0.39	0.78
we 14-02-2024	Provincial Teamcompetition Zuid-Holland	Amand Keultjes	677	1	-	0	122	0.67	1.33
mo 26-02-2024	Provincial Teamcompetition Zuid-Holland	Jan Molhoek	876	1	-	1	-77	0.39	0.79
		Total:		10	-	14			13.16
		Correctionfactor:		5	(244 g.)
		Calculation:		14	-	13.16 x		5=	4.19
		Virtual rating:							803
		Aver.rating:	644	Perc.:			0.7	Diff.:	150
		TPR:	644	+	150				794