Chess South Africa Ratings Database

PLAYER PAGE

Personal

Claassen, W (William)

Chess SA id

1070132015

FIDE id

Date of birth

2007-11-27 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1157.9	1151.6	1200	1200
Raw rating	1157.9	1151.6	1200	1200
Weighted rating	1157.9	1151.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.1	177.7	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1157.9	1151.6	1200	1200
Analysis
Rating	1157.9	1151.6	1200	1200
Raw rating	1157.9	1151.6	1200	1200
Weighted rating	1157.9	1151.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.1	177.7	165.8	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	1157.9	1151.6	1200	1200
New weighted rating	1157.9	1151.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1157.9	1151.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1157.9	1151.6	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	20	20
	0	0
	0	0
History	25	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	25	10	40	-85	1193.6	1108.6
Standard	25	10	40	-85	1193.6	1108.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1157.9	1151.6	1200	1200
2025-09-30	1157.9	1151.6	1200	1200
2025-09-01	1157.9	1151.6	1200	1200
2025-08-01	1157.9	1151.6	1200	1200
2025-07-01	1157.9	1151.6	1200	1200
2025-06-01	1157.9	1151.6	1200	1200
2025-05-01	1157.9	1151.6	1200	1200
2025-04-01	1157.9	1151.6	1200	1200
2025-03-01	1157.9	1151.6	1200	1200
2025-02-01	1157.9	1151.6	1200	1200
2025-01-01	1157.9	1151.6	1200	1200
2024-12-01	1157.9	1151.6	1200	1200
2024-11-01	1157.9	1151.6	1200	1200
2024-10-01	1157.9	1151.6	1200	1200
2024-09-01	1157.9	1151.6	1200	1200
2024-08-01	1157.9	1151.6	1200	1200
2024-07-01	1157.9	1151.6	1200	1200
2024-09-01	1157.9	1151.6	1200	1200
2024-05-01	1157.9	1151.6	1200	1200
2024-04-01	1157.9	1151.6	1200	1200
2024-03-01	1157.9	1151.6	1200	1200
2024-02-01	1157.9	1151.6	1200	1200
2024-01-01	1157.9	1151.6	1200	1200
2023-12-01	1157.9	1151.6	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Trials 2+3 2023 (U18)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	5	Yes	Analysis
2	Eden Trails 1 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	1	Yes	Analysis
3	Oudussa Proewe 1 2023 (U17 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	Oudtshoorn Proewe 1 2020 (O13)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Dunn, L (Leah)				Opponent Prins, Z (Zuraida)
2	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 4	type Standard	result 1
		Opponent Erasmus, T (Tristan)				Opponent Lamberts, D (Denika)
3	2	Tournament Oudussa Proewe 1 2023				Tournament Oudussa Proewe 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Lukas, G (Graton)				Opponent Bessie, A (Ashwill)

#	Games	Start				End
1	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Dunn, L (Leah)				Opponent Prins, Z (Zuraida)
2	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 4	type Standard	result 1
		Opponent Erasmus, T (Tristan)				Opponent Lamberts, D (Denika)
3	2	Tournament Oudussa Proewe 1 2023				Tournament Oudussa Proewe 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Lukas, G (Graton)				Opponent Bessie, A (Ashwill)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Dunn, L (Leah)				Opponent Prins, Z (Zuraida)
2	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 4	type Standard	result 1
		Opponent Erasmus, T (Tristan)				Opponent Lamberts, D (Denika)
3	2	Tournament Oudussa Proewe 1 2023				Tournament Oudussa Proewe 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Lukas, G (Graton)				Opponent Bessie, A (Ashwill)

#	Games	Start				End
1	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-05-13	rnd 6	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Dunn, L (Leah)				Opponent Prins, Z (Zuraida)
2	2	Tournament Eden Trials 2+3 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-15	rnd 3	type Standard	result 1	date 2023-04-15	rnd 4	type Standard	result 1
		Opponent Erasmus, T (Tristan)				Opponent Lamberts, D (Denika)
3	2	Tournament Oudussa Proewe 1 2023				Tournament Oudussa Proewe 1 2023
		date 2023-02-25	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Lukas, G (Graton)				Opponent Bessie, A (Ashwill)

No games found.

#	Games	Start				End

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	Arendse ,R (Rayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Arendse ,R (Rayden)	1	1158.1	733.1	1	1153.1	733.1	0	0	0	0	0	0
2	Uithaler ,K (Keano)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Uithaler ,K (Keano)	1	1186.4	761.4	1	1181.2	761.4	0	0	0	0	0	0
3	Lamberts ,D (Denika)	1	1	425	1	1	425	0	0	0	0	0	0
3	Lamberts ,D (Denika)	1	1180.5	1605.5	1	1172.7	1605.5	0	0	0	0	0	0
4	Swartbooi ,C (Christiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Swartbooi ,C (Christiaan)	1	1092.7	667.7	1	1071.2	667.7	0	0	0	0	0	0
5	Jansen ,H (Heino)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Jansen ,H (Heino)	1	1241.6	816.6	1	1231.5	816.6	0	0	0	0	0	0
6	Micheals ,D (Dihogen)	1	1	425	1	1	425	0	0	0	0	0	0
6	Micheals ,D (Dihogen)	1	1074.8	1499.8	1	1051.2	1499.8	0	0	0	0	0	0
7	Murphy ,D (Donito)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Murphy ,D (Donito)	1	1226.9	801.9	1	1238	801.9	0	0	0	0	0	0
8	Baumann ,N (Noel)	1	1	425	1	1	425	0	0	0	0	0	0
8	Baumann ,N (Noel)	1	1094.7	1519.7	1	1082.4	1519.7	0	0	0	0	0	0
9	Links ,A (Aldivo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Links ,A (Aldivo)	1	1203.3	778.3	1	1203.2	778.3	0	0	0	0	0	0
10	Sefoor ,J (Jordan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Sefoor ,J (Jordan)	1	1259.8	834.8	1	1255.5	834.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Statistics

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PLAYER PAGE

Personal

Claassen, W (William)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms