Toernooibase Dammen

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Player: Arnold Wiegersma Age: 34
KNDB-rating on 1-7-2023: 1006
Highest KNDB-rating ever: 1049
Average KNDB-rating all time: 993
Virtual KNDB-rating : 1009 Toernooibase Dammen

Strongest win in last 10 years by
Arnold Wiegersma (989):
16-01-2018 Linze Houwink (1150)
(Provincial Teamcompetition Friesland)
Toernooibase Dammen Weakest loss in last 10 years by
Arnold Wiegersma (1021):
03-03-2016 Henk Veldhorst (878)
(Provincial Teamcompetition Friesland)

FMJD-rating: 1951
Highest FMJD-rating ever: 1951
Average FMJD-rating all time: 1929
_{(Graphics FMJD-rating in period
KNDB-rating)}

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 09-09-2023	Dutch Teamcompetition KNDB	Peter Veltman	1205	1	-	1	-199	0.24	0.49
sa 23-09-2023	Dutch Teamcompetition KNDB	Hans Zondervan	1253	1	-	0	-247	0.19	0.39
sa 14-10-2023	Dutch Teamcompetition KNDB	Jaap Huizinga	1058	1	-	2	-52	0.43	0.86
th 19-10-2023	Provincial Teamcompetition Friesland	Gerlof Kolk	1393	1	-	0	-387	0.09	0.18
sa 04-11-2023	Dutch Teamcompetition KNDB	Erik Oonk	920	1	-	0	86	0.62	1.24
tu 07-11-2023	Provincial Teamcompetition Friesland	Auke Koopmans	930	1	-	2	76	0.6	1.21
tu 21-11-2023	Provincial Teamcompetition Friesland	Iskander Al Sarayfi	1122	1	-	2	-116	0.34	0.68
sa 02-12-2023	Dutch Teamcompetition KNDB	Cyril Sluisdom	1007	1	-	2	-1	0.5	1
tu 12-12-2023	Provincial Teamcompetition Friesland	Oege Dijkstra	1291	1	-	0	-285	0.16	0.32
sa 06-01-2024	Dutch Teamcompetition KNDB	Jan Koerselman	982	1	-	2	24	0.53	1.07
tu 09-01-2024	Provincial Teamcompetition Friesland	Bram Scholma	912	1	-	1	94	0.63	1.26
sa 20-01-2024	Dutch Teamcompetition KNDB	Dick Beking	1106	1	-	1	-100	0.36	0.73
sa 03-02-2024	Dutch Teamcompetition KNDB	André Nijmeijer	1098	1	-	0	-92	0.37	0.75
mo 05-02-2024	Provincial Teamcompetition Friesland	Bettus de Vries	608	1	-	2	398	0.92	1.84
tu 13-02-2024	Provincial Cupcompetition Friesland	Sietse Nagel	1112	1	-	0	-106	0.36	0.71
tu 20-02-2024	Provincial Teamcompetition Friesland	Tabe de Vries	844	1	-	1	162	0.71	1.43
sa 02-03-2024	Dutch Teamcompetition KNDB	Jacob Hart	917	1	-	0	89	0.62	1.24
		Total:		17	-	16			15.37
		Correctionfactor:		5	(225 g.)
		Calculation:		16	-	15.37 x		5=	3.15
		Virtual rating:							1009
		Aver.rating:	1045	Perc.:			0.47	Diff.:	-21
		TPR:	1045	+	-21				1024