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Player:  Henk de Groot  Age: 79 KNDB-rating on 1-7-2023: 903 Highest KNDB-rating ever: 1086 Average KNDB-rating all time: 939  Virtual KNDB-rating : 889 Strongest win in last 10 years by Henk de Groot (865): 16-11-2015 Gerard Bakker (1029) (Provincial Teamcompetition Utrecht) Weakest loss in last 10 years by Henk de Groot (882): 26-11-2016 Jeroen van den Brink (728) (Dutch Teamcompetition KNDB) FMJD-rating: 1959 Highest FMJD-rating ever: 1971 Average FMJD-rating all time: 1938 (Graphics FMJD-rating in period KNDB-rating)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
mo 18-09-2023	Provincial Teamcompetition Utrecht	Peter Kolkman	994	1	-	0	-91	0.38	0.75
tu 03-10-2023	Provincial Teamcompetition Utrecht	Ben van der Linden	907	1	-	1	-4	0.49	0.99
sa 18-11-2023	Dutch Teamcompetition KNDB	Rob Lutje Schipholt	1058	1	-	1	-155	0.29	0.59
mo 20-11-2023	Provincial Teamcompetition Utrecht	Bert Habets	1128	1	-	0	-225	0.22	0.43
sa 02-12-2023	Dutch Teamcompetition KNDB	Peter Heikoop	845	1	-	0	58	0.58	1.16
tu 05-12-2023	Provincial Teamcompetition Utrecht	Gerard Bakker	935	1	-	0	-32	0.46	0.91
sa 03-02-2024	Dutch Teamcompetition KNDB	Martin van der Hout	1028	1	-	0	-125	0.33	0.66
tu 06-02-2024	Provinciale Bekercompetitie Utrecht	Jacco Scheper	1003	1	-	1	-100	0.36	0.73
sa 02-03-2024	Dutch Teamcompetition KNDB	William van den Broek	768	1	-	2	135	0.68	1.36
mo 18-03-2024	Provinciale Bekercompetitie Utrecht	Laura Timmerman	1235	1	-	0	-332	0.12	0.25
		Total:		10	-	5			7.83
		Correctionfactor:		5	(279 g.)
		Calculation:		5	-	7.83 x		5=	-14.13
		Virtual rating:							889
		Aver.rating:	990	Perc.:			0.25	Diff.:	-193
		TPR:	990	+	-193				797