Chess South Africa Ratings Database

PLAYER PAGE

Personal

Klaassen, W (Wessel)

Chess SA id

1180317075

FIDE id

Date of birth

2018-01-08 (U8)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199	1199.5	1199.3	1200
Raw rating	1197.2	1199.5	1197	1200
Weighted rating	1199	1199.5	1199.3	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	166.5	165.9	166.5	165.8
Highest rating	1199.9 2025-03-02	1199.9 2025-03-02	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1199.9 2025-03-02	1199.9 2025-03-02	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1199.9 2025-03-02	1199.9 2025-03-02	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.2	0	-0.2	0
New rating	1198.9	1199.5	1199.1	1200
Analysis
Rating	1199	1199.5	1199.3	1200
Raw rating	1197.2	1199.5	1197	1200
Weighted rating	1199	1199.5	1199.3
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	166.5	165.9	166.5	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1197.2	1199.5	1197	1200
New weighted rating	1198.9	1199.5	1199.1	1200
New weighted performance	0	0	0	0
Temp new rating	1198.9	1199.5	1199.1	1200
Temp new rating +/-	-0.2	0	-0.2	0
Final new rating +/-	-0.2	0	-0.2	0
New rating	1198.9	1199.5	1199.1	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	10	5	5

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Male
Age group	U8
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	10	2.5	25	-212.5	1191.6	979.1
Standard	5	1	20	-255	1200	945
Rapid	5	1.5	30	-170	1183.1	1013.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	2.5	25	-212.5	1191.6	979.1
Standard	5	1	20	-255	1200	945
Rapid	5	1.5	30	-170	1183.1	1013.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1197.2	1199.5	1197	1200
2025-09-01	1197.2	1199.5	1197	1200
2025-08-01	1197.2	1199.5	1197	1200
2025-07-01	1199.6	1199.5	1200	1200
2025-06-01	1199.6	1199.5	1200	1200
2025-05-01	1199.4	1199.3	1200	1200
2025-04-01	1196.1	1195.3	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Clash Of Schools -Primary Schools 2025 (U9)	2025-07-26	2025-07-26	Rapid	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
2	Bojanala Circuit Championships 1 of 4 2025 (Development)	2025-03-01	2025-03-01	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Clash Of Schools -Primary Schools 2025 (U9)	2025-07-26	2025-07-26	Rapid	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
2	Bojanala Circuit Championships 1 of 4 2025 (Development)	2025-03-01	2025-03-01	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 4	type Rapid	result 1	date 2025-07-26	rnd 4	type Rapid	result 1
		Opponent Gouws, B (Bjorn)				Opponent Gouws, B (Bjorn)
2	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 1	type Rapid	result 0.5	date 2025-07-26	rnd 1	type Rapid	result 0.5
		Opponent Jonker, P (Pieter Gideon)				Opponent Jonker, P (Pieter Gideon)
3	1	Tournament Bojanala Circuit Championships 1 of 4 2025				Tournament Bojanala Circuit Championships 1 of 4 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Bothma, Y (Yva)				Opponent Bothma, Y (Yva)

#	Games	Start				End
1	1	Tournament Bojanala Circuit Championships 1 of 4 2025				Tournament Bojanala Circuit Championships 1 of 4 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Bothma, Y (Yva)				Opponent Bothma, Y (Yva)

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 4	type Rapid	result 1	date 2025-07-26	rnd 4	type Rapid	result 1
		Opponent Gouws, B (Bjorn)				Opponent Gouws, B (Bjorn)
2	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 1	type Rapid	result 0.5	date 2025-07-26	rnd 1	type Rapid	result 0.5
		Opponent Jonker, P (Pieter Gideon)				Opponent Jonker, P (Pieter Gideon)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 4	type Rapid	result 1	date 2025-07-26	rnd 4	type Rapid	result 1
		Opponent Gouws, B (Bjorn)				Opponent Gouws, B (Bjorn)
2	1	Tournament Bojanala Circuit Championships 1 of 4 2025				Tournament Bojanala Circuit Championships 1 of 4 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Bothma, Y (Yva)				Opponent Bothma, Y (Yva)

#	Games	Start				End
1	1	Tournament Bojanala Circuit Championships 1 of 4 2025				Tournament Bojanala Circuit Championships 1 of 4 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Bothma, Y (Yva)				Opponent Bothma, Y (Yva)

#	Games	Start				End
1	1	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 4	type Rapid	result 1	date 2025-07-26	rnd 4	type Rapid	result 1
		Opponent Gouws, B (Bjorn)				Opponent Gouws, B (Bjorn)

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Bothma ,Y (Yva)	1	1	425	1	1	425	0	0	0	0	0	0
1	Bothma ,Y (Yva)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Frederick ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Frederick ,J (James)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Fourie ,A (Amy)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Fourie ,A (Amy)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Barnard ,A (Adam)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Barnard ,A (Adam)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Beukes ,C (Clara-Belle)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Beukes ,C (Clara-Belle)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Jacobs ,B (Bernard)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Jacobs ,B (Bernard)	1	1195.6	770.6	0	0	0	1	1200	770.6	0	0	0
7	Du Toit ,L (Lwazi)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Du Toit ,L (Lwazi)	1	1120.3	695.3	0	0	0	1	1131.6	695.3	0	0	0
8	Gouws ,B (Bjorn)	1	1	425	0	0	0	1	1	425	0	0	0
8	Gouws ,B (Bjorn)	1	1199.6	1624.6	0	0	0	1	1200	1624.6	0	0	0
9	Jonker ,P (Pieter Gideon)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
9	Jonker ,P (Pieter Gideon)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
10	Theron ,W (Willem)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Theron ,W (Willem)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Klaassen, W (Wessel)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms