Toernooibase Dammen

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Player: Jan Groeneweg Age: 56
KNDB-rating on 1-7-2023: 1120
Highest KNDB-rating ever: 1144
Average KNDB-rating all time: 1101
Virtual KNDB-rating : 1121 Toernooibase Dammen

Strongest win in last 10 years by
Jan Groeneweg (1132):
10-01-2015 Hugo Simons jr. (1200)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Jan Groeneweg (1136):
29-09-2015 Sijmen Hansen (1050)
(Provincial Teamcompetition Noord-Holland)

FMJD-rating: 2007
Highest FMJD-rating ever: 2056
Average FMJD-rating all time: 1992
_{(Graphics FMJD-rating in period
KNDB-rating)}

Highest Historical
Toernooibaserating on 01-01-2004: 1106 D

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 09-09-2023	Dutch Teamcompetition KNDB	Stijn Tuijtel	1292	1	-	0	-172	0.27	0.55
sa 23-09-2023	Dutch Teamcompetition KNDB	Simon Rompa	879	1	-	2	241	0.8	1.6
sa 14-10-2023	Dutch Teamcompetition KNDB	Henk Timmer	1061	1	-	1	59	0.58	1.16
th 19-10-2023	Provincial Teamcompetition Noord-Holland	John Stins	1076	1	-	2	44	0.56	1.12
sa 04-11-2023	Dutch Teamcompetition KNDB	Richard Kromhout	1346	1	-	0	-226	0.21	0.43
mo 13-11-2023	Provincial Teamcompetition Noord-Holland	Stijn Overeem	1303	1	-	0	-183	0.26	0.52
sa 18-11-2023	Dutch Teamcompetition KNDB	Hubert de Baetselier	1087	1	-	1	33	0.55	1.09
sa 02-12-2023	Dutch Teamcompetition KNDB	Erik Maijenburg	1150	1	-	1	-30	0.46	0.92
sa 06-01-2024	Dutch Teamcompetition KNDB	Patrick Casaril	1220	1	-	1	-100	0.36	0.73
sa 13-01-2024	Provincial Teamcompetition Noord-Holland	Jos de Wolf	916	1	-	2	204	0.76	1.52
th 18-01-2024	Provincial Teamcompetition Noord-Holland	Peter Bergen	923	1	-	2	197	0.75	1.51
sa 20-01-2024	Dutch Teamcompetition KNDB	Dick Siegers	1155	1	-	1	-35	0.45	0.9
sa 03-02-2024	Dutch Teamcompetition KNDB	Uladzislau Splendzer	1222	1	-	1	-102	0.36	0.72
th 08-02-2024	Provincial Teamcompetition Noord-Holland	Stijn Overeem	1303	1	-	0	-183	0.26	0.52
sa 17-02-2024	Dutch Teamcompetition KNDB	Johan Capelle	1251	1	-	1	-131	0.32	0.65
sa 02-03-2024	Dutch Teamcompetition KNDB	Frans van de Velde	1057	1	-	1	63	0.59	1.17
fr 08-03-2024	Provincial Teamcompetition Noord-Holland	Peter Noé	903	1	-	1	217	0.78	1.55
sa 30-03-2024	Provincial Teamcompetition Noord-Holland	Piet Bakelaar	1054	1	-	1	66	0.59	1.18
		Total:		18	-	18			17.86
		Correctionfactor:		5	(497 g.)
		Calculation:		18	-	17.86 x		5=	0.72
		Virtual rating:							1121
		Aver.rating:	1122	Perc.:			0.5	Diff.:	0
		TPR:	1122	+	0				1122