HOME |

LAST IN DATABASE |

RATINGS |

TOURNAMENTS |

NEWS |

GAMES |

POSITIONS |

LINKS |

---

Player:  Simon Wiersma  Age: 77 KNDB-rating on 1-7-2023: 931 Highest KNDB-rating ever: 1086 Average KNDB-rating all time: 977  Virtual KNDB-rating : 935 Strongest win in last 10 years by Simon Wiersma (938): 16-11-2017 Gert Wisselink (1018) (Provincial Teamcompetition Gelderland) Weakest loss in last 10 years by Simon Wiersma (938): 12-10-2017 Henk Hendriksen (728) (Provincial Teamcompetition Gelderland)  Highest Historical Toernooibaserating on 01-01-2000:  1081 D

Date	Tournament	Opponent	Rat	Ga		Pt	R.diff.	N.perc	N.pts
tu 07-11-2023	Provincial Teamcompetition Gelderland	Theo Stoverinck	1090	1	-	1	-159	0.29	0.58
th 23-11-2023	Provincial Teamcompetition Gelderland	Jos Rave	946	1	-	0	-15	0.48	0.96
th 07-12-2023	Provincial Teamcompetition Gelderland	Dirk Reurink	890	1	-	2	41	0.56	1.11
th 22-02-2024	Provincial Teamcompetition Gelderland	Zbigniew Ciesluk	741	1	-	2	190	0.75	1.49
		Total:		4	-	5			4.14
		Correctionfactor:		5	(344 g.)
		Calculation:		5	-	4.14 x		5=	4.28
		Virtual rating:							935
		Aver.rating:	917	Perc.:			0.63	Diff.:	91
		TPR: