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Player:  Ulbe Koopman  Age: 72 KNDB-rating on 1-7-2023: 988 Highest KNDB-rating ever: 1158 Average KNDB-rating all time: 1044  Virtual KNDB-rating : 992 Strongest win in last 10 years by Ulbe Koopman (977): 02-10-2021 Meint de Vries (1006) (Dutch Teamcompetition KNDB) Weakest loss in last 10 years by Ulbe Koopman (1004): 09-12-2017 Martin Viel (898) (Dutch Teamcompetition KNDB) FMJD-rating: 1996 Highest FMJD-rating ever: 1975 Average FMJD-rating all time: 1948 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 23-09-2023	Dutch Teamcompetition KNDB	Gaele Stoker	1087	1	-	0	-99	0.36	0.73
sa 14-10-2023	Dutch Teamcompetition KNDB	Eibert Smit	951	1	-	0	37	0.55	1.1
sa 04-11-2023	Dutch Teamcompetition KNDB	Jan Pluim	943	1	-	2	45	0.56	1.13
sa 18-11-2023	Dutch Teamcompetition KNDB	Jannes de Vries	953	1	-	2	35	0.55	1.1
sa 02-12-2023	Dutch Teamcompetition KNDB	Robert Broekman	805	1	-	2	183	0.74	1.48
sa 06-01-2024	Dutch Teamcompetition KNDB	André van Steenbergen	694	1	-	1	294	0.85	1.7
sa 20-01-2024	Dutch Teamcompetition KNDB	Remco Vredenberg	1146	1	-	0	-158	0.29	0.58
sa 03-02-2024	Dutch Teamcompetition KNDB	Jan van der Kolk	925	1	-	2	63	0.59	1.17
sa 17-02-2024	Dutch Teamcompetition KNDB	Marianne Veld	637	1	-	2	351	0.89	1.78
sa 02-03-2024	Dutch Teamcompetition KNDB	Gert Brink	784	1	-	2	204	0.76	1.52
		Total:		10	-	13			12.29
		Correctionfactor:		5	(362 g.)
		Calculation:		13	-	12.29 x		5=	3.54
		Virtual rating:							992
		Aver.rating:	893	Perc.:			0.65	Diff.:	110
		TPR:	893	+	110				1003