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Player:  Dirk Zwier  Age: 89 KNDB-rating on 1-7-2023: 715 Highest KNDB-rating ever: 862 Average KNDB-rating all time: 736  Virtual KNDB-rating : 717 Strongest win in last 10 years by Dirk Zwier (715): 15-02-2023 Sietse Jonker (915) (Frisian Championship seniors DCH Heerenveen - Mildam) Weakest loss in last 10 years by Dirk Zwier (715): 07-10-2023 Anna Bakker (567) (Provincial Championship  Friesland) FMJD-rating: 1805 Highest FMJD-rating ever: 1900 Average FMJD-rating all time: 1879 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 16-09-2023	Provincial Championship  Friesland	Ton Bouwkamp	646	1	-	2	69	0.6	1.19
th 28-09-2023	Provincial Championship  Friesland	Jan Sloot	681	1	-	2	34	0.55	1.1
sa 07-10-2023	Provincial Championship  Friesland	Anna Bakker	567	1	-	0	148	0.7	1.4
		Total:		3	-	4			3.68
		Correctionfactor:		7.5	(112 g.)
		Calculation:		4	-	3.68 x		7.5=	2.38
		Virtual rating:							717
		Aver.rating:	631	Perc.:			0.67	Diff.:	123
		TPR: