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Player:  Arie Otterspeer  Age: 58 KNDB-rating on 1-7-2023: 0 Highest KNDB-rating ever: 958 Average KNDB-rating all time: 931  Virtual KNDB-rating : 1007 Strongest win in last 10 years by Arie Otterspeer (950): 10-12-2014 Jack van der Plas (951) (Provincial Teamcompetition Zuid-Holland) Weakest loss in last 10 years by Arie Otterspeer (950): 30-09-2014 Gé Berbee (888) (Provincial Teamcompetition Zuid-Holland)

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
tu 19-09-2023	Provincial Teamcompetition Z-Holland Zuid	Gerrit de Jong	1071	1	-	1	-64	0.41	0.82
th 05-10-2023	Provincial Teamcompetition Z-Holland Zuid	Jeroen Schakel	1097	1	-	0	-90	0.38	0.75
tu 31-10-2023	Provincial Teamcompetition Z-Holland Zuid	Willem Plaats	716	1	-	2	291	0.85	1.69
mo 04-12-2023	Provincial Teamcompetition Z-Holland Zuid	Peter van Noordennen	1102	1	-	0	-95	0.37	0.74
tu 30-01-2024	Provincial Teamcompetition Z-Holland Zuid	Kees de Joode	929	1	-	1	78	0.61	1.22
tu 12-03-2024	Provincial Teamcompetition Z-Holland Zuid	Simon Rompa	879	1	-	2	128	0.67	1.35
tu 16-04-2024	Provincial Teamcompetition Z-Holland Zuid	Machiel Hoogendoorn	900	1	-	2	107	0.65	1.29
		Total:		7	-	8			7.86
		Correctionfactor:		7.5	(7 g.)
		Calculation:
		Tot. aver. o-rating (incl. earl. seas.):					956	Perc.:	0.57
		Tot. points (incl. earl. seas.):				7	- 8	Diff.:	51
		Virtual rating:	956	+	51				1007
		Aver.rating:	956	Perc.:			0.57	Diff.:	51
		TPR: