Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, WJ (Willem Johannes )

Chess SA id

1150317057

FIDE id

Date of birth

2015-02-07 (U12)

Gender

Male

Region

John Taolo Gaetswewe (NCJ)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1221.3	1226.2	1200	1200
Raw rating	1221.3	1226.2	1200	1200
Weighted rating	1212.4	1215.2	1200	1200
Weighted performance	0	0	0	0
Floor	721.3	726.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.9	159.7	165.8	165.8
Highest rating	1221.3 2025-06-01	1226.2 2025-06-01	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1221.3 2025-06-01	1226.2 2025-06-01	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1221.3 2025-04-01	1226.2 2025-04-01	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	0	0	0
New rating	1221.3	1226.2	1200	1200
Analysis
Rating	1221.3	1226.2	1200	1200
Raw rating	1221.3	1226.2	1200	1200
Weighted rating	1212.4	1215.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	721.3	726.2	700	700
Max/Min rating change allowed	160.9	159.7	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	1221.3	1226.2	1200	1200
New weighted rating	1213.5	1216.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1221.3	1226.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.3	1226.2	1200	1200
New K-factor	36	36	36	36
New floor	721.3	726.2	700	700

Item	Main	Standard
	0	0
	15	15
	0	0
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	John Taolo Gaetswewe (NCJ)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	15	7.5	50	0	1214.4	1214.4
Standard	15	7.5	50	0	1214.4	1214.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	7.5	50	0	1214.4	1214.4
Standard	15	7.5	50	0	1214.4	1214.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1221.3	1226.2	1200	1200
2025-11-30	1221.3	1226.2	1200	1200
2025-11-01	1221.3	1226.2	1200	1200
2025-09-30	1221.3	1226.2	1200	1200
2025-09-01	1221.3	1226.2	1200	1200
2025-08-01	1221.3	1226.2	1200	1200
2025-07-01	1221.3	1226.2	1200	1200
2025-06-01	1221.3	1226.2	1200	1200
2025-05-01	1199.9	1199.8	1200	1200
2025-04-01	1215.3	1218.2	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	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

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	2025 Hotazel College Rated Chess Tournament (U11)	2025-05-10	2025-05-10	Standard	John Taolo Gaetswewe (NCJ)	5	5	3	Yes	Analysis
2	JTG Open Tournament 2 2025 (C)	2025-04-12	2025-04-12	Standard	John Taolo Gaetswewe (NCJ)	5	5	1.5	Yes	Analysis
3	2025 JTG Open (C)	2025-03-01	2025-03-01	Standard	John Taolo Gaetswewe (NCJ)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Da Costa, C (Caleigh)				Opponent Van Zyl, R (Rodine)
2	2	Tournament 2025 JTG Open				Tournament JTG Open Tournament 2 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 0.5
		Opponent Snewe, D (Damisha)				Opponent Snewe, D (Damisha)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Block, T (Tlhalefo)				Opponent Magawane, P (Pabalelo)

#	Games	Start				End
1	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Da Costa, C (Caleigh)				Opponent Van Zyl, R (Rodine)
2	2	Tournament 2025 JTG Open				Tournament JTG Open Tournament 2 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 0.5
		Opponent Snewe, D (Damisha)				Opponent Snewe, D (Damisha)
3	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Block, T (Tlhalefo)				Opponent Magawane, P (Pabalelo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Da Costa, C (Caleigh)				Opponent Van Zyl, R (Rodine)
2	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Block, T (Tlhalefo)				Opponent Magawane, P (Pabalelo)
3	1	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Paxton, J (Johnny)				Opponent Paxton, J (Johnny)

#	Games	Start				End
1	2	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Da Costa, C (Caleigh)				Opponent Van Zyl, R (Rodine)
2	2	Tournament 2025 JTG Open				Tournament 2025 JTG Open
		date 2025-03-01	rnd 1	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Block, T (Tlhalefo)				Opponent Magawane, P (Pabalelo)
3	1	Tournament 2025 Hotazel College Rated Chess Tournament				Tournament 2025 Hotazel College Rated Chess Tournament
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Paxton, J (Johnny)				Opponent Paxton, J (Johnny)

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	Snewe ,D (Damisha)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Snewe ,D (Damisha)	2	1199.4	1411.9	2	1199.3	1411.9	0	0	0	0	0	0
2	Block ,T (Tlhalefo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Block ,T (Tlhalefo)	1	1199.1	1624.1	1	1198.9	1624.1	0	0	0	0	0	0
3	Paxton ,J (Johnny)	1	1	425	1	1	425	0	0	0	0	0	0
3	Paxton ,J (Johnny)	1	1197.5	1622.5	1	1197	1622.5	0	0	0	0	0	0
4	Ellis ,M (Malherbe James)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Ellis ,M (Malherbe James)	1	1197.5	772.5	1	1197	772.5	0	0	0	0	0	0
5	Magawane ,P (Pabalelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Magawane ,P (Pabalelo)	1	1199.1	1624.1	1	1198.8	1624.1	0	0	0	0	0	0
6	Modimola ,K (Karabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Modimola ,K (Karabo)	1	1199.7	774.7	1	1199.6	774.7	0	0	0	0	0	0
7	Kotze ,A (Ashferd)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kotze ,A (Ashferd)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Lekgetho ,R (Resaobaka)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Lekgetho ,R (Resaobaka)	1	1380.9	955.9	1	1389.5	955.9	0	0	0	0	0	0
9	Tlotlomatso ,L (Letokwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Tlotlomatso ,L (Letokwe)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Phaladi ,M (Melory Mashianyane)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Phaladi ,M (Melory Mashianyane)	1	1200	775	1	1200	775	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

Pretorius, WJ (Willem Johannes )

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms