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Player:  Gerrit de Jong  Age: 55 KNDB-rating on 1-7-2023: 1071 Highest KNDB-rating ever: 1084 Average KNDB-rating all time: 1057  Virtual KNDB-rating : 1063 Strongest win in last 10 years by Gerrit de Jong (1076): 17-10-2016 Wim Verschoor (1160) (Provincial Teampcompetition Z-Holland Zuid) Weakest loss in last 10 years by Gerrit de Jong (1071): 09-01-2024 Jorrit Roest (567) (Cupcompetition Z-Holland Zuid)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
mo 18-09-2023	Provincial Teamcompetition Z-Holland Zuid	Jordy van der Lugt	998	1	-	1	73	0.6	1.2
tu 19-09-2023	Provincial Teamcompetition Z-Holland Zuid	Arie Otterspeer	1046	1	-	1	25	0.53	1.07
mo 02-10-2023	Provincial Teamcompetition Z-Holland Zuid	Jan van Krieken	967	1	-	2	104	0.64	1.28
tu 05-12-2023	Provincial Teamcompetition Z-Holland Zuid	Nico Stuurstraat	908	1	-	2	163	0.72	1.43
tu 09-01-2024	Cupcompetition Z-Holland Zuid	Jorrit Roest	567	1	-	0	504	0.96	1.92
tu 30-01-2024	Provincial Teamcompetition Z-Holland Zuid	Joop Roedolph	1111	1	-	0	-40	0.44	0.89
tu 20-02-2024	Cupcompetition Z-Holland Zuid	Piet Trapman Sr.	1144	1	-	1	-73	0.4	0.8
		Total:		7	-	7			8.6
		Correctionfactor:		5	(167 g.)
		Calculation:		7	-	8.6 x		5=	-7.98
		Virtual rating:							1063
		Aver.rating:	963	Perc.:			0.5	Diff.:	0
		TPR: