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Player:  Jan Frissen  Age: 80 KNDB-rating on 1-7-2023: 959 Highest KNDB-rating ever: 1021 Average KNDB-rating all time: 988  Virtual KNDB-rating : 951 Strongest win in last 10 years by Jan Frissen (973): 19-10-2022 Peter van den Berg (883) (Provincial Teamcompetition Zuid-Holland) Weakest loss in last 10 years by Jan Frissen (1000): 13-11-2021 Paul Smit (967) (Dutch Teamcompetition KNDB)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
th 21-09-2023	Provincial Teamcompetition Zuid-Holland	Eric van `t Hof	944	1	-	0	15	0.52	1.04
		Total:		1	-	0			1.04
		Correctionfactor:		7.5	(53 g.)
		Calculation:		0	-	1.04 x		7.5=	-7.81
		Virtual rating:							951
		Aver.rating:	952	Perc.:			0.25	Diff.:	-193
		TPR: