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Player:  Jacco Keizer  Age: 29 KNDB-rating on 1-7-2023: 947 Highest KNDB-rating ever: 963 Average KNDB-rating all time: 850  Virtual KNDB-rating : 958 Strongest win in last 10 years by Jacco Keizer (894): 16-12-2017 Rein van der Wal (1077) (Dutch Teamcompetition KNDB) Weakest loss in last 10 years by Jacco Keizer (802): 16-01-2016 Renco Oostindjer (519) (Dutch Teamcompetition KNDB) FMJD-rating: 1901 Highest FMJD-rating ever: 1916 Average FMJD-rating all time: 1898 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 09-09-2023	Dutch Teamcompetition KNDB	Jan Pluim	943	1	-	1	4	0.51	1.01
sa 23-09-2023	Dutch Teamcompetition KNDB	Alfred van Lenthe	1040	1	-	1	-93	0.37	0.74
sa 14-10-2023	Dutch Teamcompetition KNDB	Allard van Tongeren	905	1	-	2	42	0.56	1.12
sa 04-11-2023	Dutch Teamcompetition KNDB	Charell Schuller	738	1	-	2	209	0.77	1.54
sa 18-11-2023	Dutch Teamcompetition KNDB	Gerrit Alink	887	1	-	2	60	0.58	1.17
sa 02-12-2023	Dutch Teamcompetition KNDB	Jacob Reiffers	991	1	-	2	-44	0.44	0.88
sa 06-01-2024	Dutch Teamcompetition KNDB	Frits Gerritsen	1007	1	-	1	-60	0.42	0.83
sa 20-01-2024	Dutch Teamcompetition KNDB	Ben Okken	1107	1	-	0	-160	0.29	0.58
sa 03-02-2024	Dutch Teamcompetition KNDB	Koert Meuleman	861	1	-	1	86	0.62	1.24
sa 02-03-2024	Dutch Teamcompetition KNDB	Jelte Veld	1029	1	-	0	-82	0.39	0.77
		Total:		10	-	12			9.87
		Correctionfactor:		5	(164 g.)
		Calculation:		12	-	9.87 x		5=	10.64
		Virtual rating:							958
		Aver.rating:	951	Perc.:			0.6	Diff.:	72
		TPR:	951	+	72				1023