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Player:  Gerrit van Mastrigt  Age: 67 KNDB-rating on 1-7-2023: 1213 Highest KNDB-rating ever: 1244 Average KNDB-rating all time: 1204  Virtual KNDB-rating : 1214 Strongest win in last 10 years by Gerrit van Mastrigt (1219): 27-02-2016 Arie van de Weteringh Azn. (1369) (Dutch Teamcompetition KNDB) Weakest loss in last 10 years by Gerrit van Mastrigt (1213): 18-02-2017 Dick de Boer (928) (Dutch Teamcompetition KNDB) FMJD-rating: 2110 Highest FMJD-rating ever: 2126 Average FMJD-rating all time: 2097 (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	Wiebo Drost	1237	1	-	1	-24	0.47	0.93
fr 29-09-2023	Provincial Teamcompetition Zuid-Holland	Radjendrenath Kalloe	1024	1	-	2	189	0.75	1.49
sa 14-10-2023	Dutch Teamcompetition KNDB	Rob van Westerloo	1184	1	-	1	29	0.54	1.08
sa 04-11-2023	Dutch Teamcompetition KNDB	Rik Twilhaar	1298	1	-	1	-85	0.38	0.77
sa 18-11-2023	Dutch Teamcompetition KNDB	Francis Tholel	1171	1	-	1	42	0.56	1.12
sa 02-12-2023	Dutch Teamcompetition KNDB	Peter Schunselaar	1214	1	-	2	-1	0.5	1
sa 06-01-2024	Dutch Teamcompetition KNDB	Harry Zandvliet	1037	1	-	1	176	0.73	1.46
sa 20-01-2024	Dutch Teamcompetition KNDB	Herman Meyer	1260	1	-	1	-47	0.43	0.87
sa 03-02-2024	Dutch Teamcompetition KNDB	Hans Kreder	1115	1	-	1	98	0.63	1.27
sa 17-02-2024	Dutch Teamcompetition KNDB	Remco Korteland	1023	1	-	1	190	0.75	1.49
fr 23-02-2024	Provincial Teamcompetition Zuid-Holland	Peter van den Berg	883	1	-	2	330	0.88	1.75
sa 02-03-2024	Dutch Teamcompetition KNDB	Yuen Wong	1375	1	-	0	-162	0.29	0.57
		Total:		12	-	14			13.8
		Correctionfactor:		5	(379 g.)
		Calculation:		14	-	13.8 x		5=	0.99
		Virtual rating:							1214
		Aver.rating:	1152	Perc.:			0.58	Diff.:	60
		TPR:	1152	+	60				1212