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Player:  Maarten Kalkhoven  Age: 13 KNDB-rating on 1-7-2023: 0 Highest KNDB-rating ever: 0 Average KNDB-rating all time: 420  Virtual KNDB-rating : 420

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
sa 23-09-2023	Dutch Teamcompetition KNDB	Jaap van der Dussen	745	1	-	1	-325	0.13	0.26
mo 16-10-2023	Provincial Teamcompetition Zuid-Holland	Nico Pronk	577	1	-	1	-157	0.29	0.58
we 18-10-2023	Provincial Teamcompetition Zuid-Holland	Quirine van der Salm	537	1	-	0	-117	0.34	0.68
fr 27-10-2023	Provincial Teamcompetition Zuid-Holland	Danny van der Voort	743	1	-	0	-323	0.13	0.26
sa 04-11-2023	Dutch Teamcompetition KNDB	Jens Mischke	665	1	-	0	-245	0.2	0.39
sa 02-12-2023	Dutch Teamcompetition KNDB	Gerda van der Meijden	471	1	-	0	-51	0.43	0.86
fr 19-01-2024	Provincial Teamcompetition Zuid-Holland	Andrys van der Wal	681	1	-	0	-261	0.18	0.36
sa 02-03-2024	Dutch Teamcompetition KNDB	Bernice Hofman	486	1	-	2	-66	0.41	0.82
		Total:		8	-	4			4.21
		Correctionfactor:		7.5	(8 g.)
		Calculation:
		Tot. aver. o-rating (incl. earl. seas.):					613	Perc.:	0.25
		Tot. points (incl. earl. seas.):				8	- 4	Diff.:	-193
		Virtual rating:	613	+	-193				420
		Aver.rating:	613	Perc.:			0.25	Diff.:	-193
		TPR: