Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, W (Wian)

Chess SA id

1150144287

FIDE id

Date of birth

2015-03-09 (U12)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1248.2	1206.1	1283.2	1200
Raw rating	1248.2	1206.1	1283.2	1200
Weighted rating	1247.1	1204.6	1283.2	1200
Weighted performance	0	0	0	0
Floor	765.2	718.4	783.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.8	164.4	147.3	165.8
Highest rating	1315.4 2023-08-01	1226.5 2023-03-01	1635 2023-08-01	1200 2018-10-01
Highest raw rating	1265.2 2024-02-01	1218.4 2024-02-01	1283.2 2024-02-01	1200 2024-02-01
Highest weighted rating	1265.2 2025-05-05	1218.4 2024-05-01	1283.2 2025-07-01	1200 2018-10-01
Highest weighted performance	1315.4 2023-08-01	1226.5 2023-03-01	1635 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1248.2	1206.1	1283.2	1200
Analysis
Rating	1248.2	1206.1	1283.2	1200
Raw rating	1248.2	1206.1	1283.2	1200
Weighted rating	1247.1	1204.6	1283.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	765.2	718.4	783.2	700
Max/Min rating change allowed	154.8	164.4	147.3	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	1248.2	1206.1	1283.2	1200
New weighted rating	1246.9	1204.6	1283.2	1200
New weighted performance	0	0	0	0
Temp new rating	1248.2	1206.1	1283.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1248.2	1206.1	1283.2	1200
New K-factor	36	36	36	36
New floor	765.2	718.4	783.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	5	0
	14	10	4
	4	4	0
	0	0	0
History	23	19	4

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	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	23	13	56.52	55.4	1212.3	1267.8
Standard	19	9	47.37	-22.4	1217	1194.7
Rapid	4	4	100	425	1190.1	1615.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1248.2	1206.1	1283.2	1200
2025-09-01	1248.2	1206.1	1283.2	1200
2025-08-01	1248.2	1206.1	1283.2	1200
2025-07-01	1248.2	1206.1	1283.2	1200
2025-06-01	1248.2	1206.1	1283.2	1200
2025-05-01	1248.2	1206.1	1283.2	1200
2025-04-01	1248.2	1206.1	1283.2	1200
2025-03-01	1248.1	1206.1	1283.2	1200
2025-02-01	1247.3	1205.9	1283.2	1200
2025-01-01	1239.5	1197.5	1283.2	1200
2024-12-01	1239.5	1197.5	1283.2	1200
2024-11-01	1239.5	1197.5	1283.2	1200
2024-10-01	1239.5	1197.5	1283.2	1200
2024-09-01	1239.5	1197.5	1283.2	1200
2024-08-01	1239.5	1197.5	1283.2	1200
2024-07-01	1239.5	1197.5	1283.2	1200
2024-06-01	1239.5	1197.5	1283.2	1200
2024-08-01	1265.2	1218.4	1283.2	1200
2024-04-01	1265.2	1218.4	1283.2	1200
2024-03-01	1265.2	1218.4	1283.2	1200
2024-02-01	1265.2	1218.4	1283.2	1200
2024-01-01	1265.2	1218.4	1283.2	1200
2023-12-01	1265.2	1218.4	1283.2	1200
2023-11-01	1265.2	1218.4	1283.2	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	Schoemies' Kwaggarus Chess Getaway 2024 (Senior)	2024-05-18	2024-05-18	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala School League 2023 (U9)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	7	4	4	Yes	Analysis
3	Schoemies Kings & Queens 2023 (U10)	2023-03-18	2023-03-18	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
4	Harties Wolf Pack 2023 (U10)	2023-01-21	2023-01-21	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
5	Bojanala Chess Federation Clash of Schools 2022 (PS Juniors)	2022-07-23	2022-07-23	Standard	Bojanala Platina (NBR)	4	4	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament Schoemies Kings & Queens 2023				Tournament Bojanala School League 2023
		date 2023-03-18	rnd 3	type Standard	result 1	date 2023-08-19	rnd 6	type Rapid	result 1
		Opponent Van Der Merwe, S (Stella)				Opponent Pieterse, J (Jurgens)
2	2	Tournament Harties Wolf Pack 2023				Tournament Harties Wolf Pack 2023
		date 2023-01-21	rnd 3	type Standard	result 1	date 2023-01-21	rnd 4	type Standard	result 1
		Opponent Tumagole, L (Leano Botshelo)				Opponent Van Aswegen, E (Eben)
3	1	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 5	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Williams, S (Sebastian)				Opponent Williams, S (Sebastian)

#	Games	Start				End
1	3	Tournament Schoemies Kings & Queens 2023				Tournament Schoemies Kings & Queens 2023
		date 2023-03-18	rnd 3	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, S (Stella)				Opponent Van Aswegen, E (Eben)
2	2	Tournament Harties Wolf Pack 2023				Tournament Harties Wolf Pack 2023
		date 2023-01-21	rnd 3	type Standard	result 1	date 2023-01-21	rnd 4	type Standard	result 1
		Opponent Tumagole, L (Leano Botshelo)				Opponent Van Aswegen, E (Eben)
3	1	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 5	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Williams, S (Sebastian)				Opponent Williams, S (Sebastian)

#	Games	Start				End
1	4	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 1	type Rapid	result 1	date 2023-08-19	rnd 6	type Rapid	result 1
		Opponent Mokua, U (Unarine)				Opponent Pieterse, J (Jurgens)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Schoemies Kings & Queens 2023				Tournament Bojanala School League 2023
		date 2023-03-18	rnd 3	type Standard	result 1	date 2023-08-19	rnd 6	type Rapid	result 1
		Opponent Van Der Merwe, S (Stella)				Opponent Pieterse, J (Jurgens)
2	2	Tournament Harties Wolf Pack 2023				Tournament Harties Wolf Pack 2023
		date 2023-01-21	rnd 3	type Standard	result 1	date 2023-01-21	rnd 4	type Standard	result 1
		Opponent Tumagole, L (Leano Botshelo)				Opponent Van Aswegen, E (Eben)
3	1	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 5	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Williams, S (Sebastian)				Opponent Williams, S (Sebastian)

#	Games	Start				End
1	3	Tournament Schoemies Kings & Queens 2023				Tournament Schoemies Kings & Queens 2023
		date 2023-03-18	rnd 3	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, S (Stella)				Opponent Van Aswegen, E (Eben)
2	2	Tournament Harties Wolf Pack 2023				Tournament Harties Wolf Pack 2023
		date 2023-01-21	rnd 3	type Standard	result 1	date 2023-01-21	rnd 4	type Standard	result 1
		Opponent Tumagole, L (Leano Botshelo)				Opponent Van Aswegen, E (Eben)
3	1	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 5	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Williams, S (Sebastian)				Opponent Williams, S (Sebastian)

#	Games	Start				End
1	4	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 1	type Rapid	result 1	date 2023-08-19	rnd 6	type Rapid	result 1
		Opponent Mokua, U (Unarine)				Opponent Pieterse, J (Jurgens)

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	Van Aswegen ,E (Eben)	2	2	425	2	2	425	0	0	0	0	0	0
1	Van Aswegen ,E (Eben)	2	1178.7	1603.7	2	1174.4	1603.7	0	0	0	0	0	0
2	Britz ,B (Benjamin)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Britz ,B (Benjamin)	2	1224.6	799.6	2	1229.1	799.6	0	0	0	0	0	0
3	Diloane ,A (Amantle)	1	1	425	1	1	425	0	0	0	0	0	0
3	Diloane ,A (Amantle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Williams ,S (Sebastian)	1	1	425	1	1	425	0	0	0	0	0	0
4	Williams ,S (Sebastian)	1	1194.7	1619.7	1	1195.2	1619.7	0	0	0	0	0	0
5	Gouse ,B (Blessed)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Gouse ,B (Blessed)	1	1126.1	701.1	1	1109.4	701.1	0	0	0	0	0	0
6	Botes ,M (Mine)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Botes ,M (Mine)	1	1198.9	773.9	1	1226.8	773.9	0	0	0	0	0	0
7	Nkabinde ,N (Nkazimulo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nkabinde ,N (Nkazimulo)	1	1430.5	1005.5	1	1427	1005.5	0	0	0	0	0	0
8	Maema ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Maema ,E (Ethan)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	De Jager ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	De Jager ,L (Luan)	1	1220.7	795.7	1	1214.5	795.7	0	0	0	0	0	0
10	Tumagole ,L (Leano Botshelo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Tumagole ,L (Leano Botshelo)	1	1099	1524	1	1081.2	1524	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Pretorius, W (Wian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms