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Player:  Bernard de Koning  Age: 81 KNDB-rating on 1-7-2023: 914 Highest KNDB-rating ever: 961 Average KNDB-rating all time: 925  Virtual KNDB-rating : 904 Strongest win in last 10 years by Bernard de Koning (944): 03-10-2016 Jan Commandeur (1101) (Provincial Teamcompetition Zuid-Holland) Weakest loss in last 10 years by Bernard de Koning (917): 27-09-2021 Quirinius van Dorp (782) (Provincial Teamcompetition Zuid-Holland)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
fr 06-10-2023	Provincial Teamcompetition Zuid-Holland	Rinus Kromhout	1026	1	-	0	-112	0.35	0.7
tu 28-11-2023	Provincial Teamcompetition Zuid-Holland	Dion van Bommel	1002	1	-	1	-88	0.38	0.76
mo 29-01-2024	Provincial Teamcompetition Zuid-Holland	Alexander Zwanenburg	861	1	-	0	53	0.57	1.15
mo 19-02-2024	Provincial Teamcompetition Zuid-Holland	Jeroen Neve	804	1	-	1	110	0.65	1.3
		Total:		4	-	2			3.9
		Correctionfactor:		5	(224 g.)
		Calculation:		2	-	3.9 x		5=	-9.50
		Virtual rating:							904
		Aver.rating:	923	Perc.:			0.25	Diff.:	-193
		TPR: