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Player: Siebe Kortleven Age: 13
KNDB-rating on 1-7-2023: 917
Highest KNDB-rating ever: 917
Average KNDB-rating all time: 808
Virtual KNDB-rating : 984 Toernooibase Dammen

Strongest win in last 10 years by
Siebe Kortleven (796):
02-05-2023 Alexei Ovsyanko (1094)
(Dutch Championship Mini Cadets KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Siebe Kortleven (740):
19-07-2021 Alexei Ovsyanko (730)
(Dutch Championship Minicadets KNDB)

FMJD-rating: 1920
Highest FMJD-rating ever: 1920
Average FMJD-rating all time: 1853
_{(Graphics FMJD-rating in period
KNDB-rating)}

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 05-08-2023	EC Boys Minicadets Tallinn Buitenland	Alexei Ovsyanko	1135	1	-	1	-218	0.22	0.45
mo 14-08-2023	Hoogeveen Open HDC Hoogeveen	Mehmet Yöney	1213	1	-	1	-296	0.15	0.3
tu 15-08-2023	Hoogeveen Open HDC Hoogeveen	Wouter Sosef	1188	1	-	0	-271	0.17	0.34
tu 15-08-2023	Hoogeveen Open HDC Hoogeveen	Herman Damman	1139	1	-	1	-222	0.22	0.44
we 16-08-2023	Hoogeveen Open HDC Hoogeveen	Geert Lubberink	979	1	-	1	-62	0.41	0.83
th 17-08-2023	Hoogeveen Open HDC Hoogeveen	Fred van Amersfoort	1008	1	-	1	-91	0.38	0.75
th 17-08-2023	Hoogeveen Open HDC Hoogeveen	Primnath Goelab	952	1	-	1	-35	0.45	0.9
fr 18-08-2023	Hoogeveen Open HDC Hoogeveen	Henk Kamminga	998	1	-	1	-81	0.39	0.78
sa 19-08-2023	Hoogeveen Open HDC Hoogeveen	Piet Dijkstra	946	1	-	1	-29	0.46	0.92
sa 09-09-2023	Dutch Teamcompetition KNDB	Jan Heij	756	1	-	2	161	0.71	1.43
sa 23-09-2023	Dutch Teamcompetition KNDB	Ralf Veenings	1196	1	-	1	-279	0.16	0.33
sa 14-10-2023	Dutch Teamcompetition KNDB	Wim Leijssenaar	932	1	-	2	-15	0.48	0.96
we 01-11-2023	WC Minicadets Boys Police Buitenland	Alexei Ovsyanko	1135	1	-	0	-218	0.22	0.45
sa 04-11-2023	Dutch Teamcompetition KNDB	Henk Pruim	911	1	-	1	6	0.51	1.02
sa 18-11-2023	Dutch Teamcompetition KNDB	Gert Brink	784	1	-	1	133	0.68	1.36
sa 02-12-2023	Dutch Teamcompetition KNDB	Marten Zijlstra	961	1	-	2	-44	0.44	0.88
sa 06-01-2024	Dutch Teamcompetition KNDB	John Folkers	1011	1	-	1	-94	0.37	0.74
sa 20-01-2024	Dutch Teamcompetition KNDB	Wout Mensink	1026	1	-	2	-109	0.35	0.7
sa 03-02-2024	Dutch Teamcompetition KNDB	Katrinus Posthumus	1191	1	-	0	-274	0.17	0.34
sa 17-02-2024	Dutch Teamcompetition KNDB	Stefan von Kann	932	1	-	2	-15	0.48	0.96
sa 02-03-2024	Dutch Teamcompetition KNDB	Jan Masselink	1115	1	-	0	-198	0.24	0.49
		Total:		21	-	22			15.34
		Correctionfactor:		10	(94 g.)
		Calculation:		22	-	15.34 x		10=	66.58
		Virtual rating:							984
		Aver.rating:	1024	Perc.:			0.52	Diff.:	17
		TPR:	1024	+	17				1041