Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, W (Wiaan)

Chess SA id

197030992

FIDE id

Date of birth

1997-06-03 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-12-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1719.7	1714.8	1714.8	1739.4
Raw rating	1719.7	1714.8	1714.8	1739.4
Weighted rating	1719.7	1714.8	1714.8	1739.4
Weighted performance	0	0	0	0
Floor	1219.7	1214.8	1214.8	1239.4
K-factor	28	28	28	28
Min/Max rating change allowed	79.1	79.6	79.6	76.9
Highest rating	1719.7 2024-02-01	1714.8 2019-09-01	1714.8 2019-09-01	1821 2018-01-01
Highest raw rating	1719.7 2024-02-01	1714.8 2024-02-01	1714.8 2024-02-01	1739.4 2024-02-01
Highest weighted rating	1719.7 2025-02-01	1714.8 2019-09-01	1714.8 2019-09-01	1739.4 2024-02-01
Highest weighted performance	1638.9 2018-01-01	1200 2024-02-01	1200 2024-02-01	1821 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1719.7	1714.8	1714.8	1739.4
Analysis
Rating	1719.7	1714.8	1714.8	1739.4
Raw rating	1719.7	1714.8	1714.8	1739.4
Weighted rating	1719.7	1714.8	1714.8
Weighted performance	0	0	0
K-factor	28	28	28	28
Floor	1219.7	1214.8	1214.8	1239.4
Max/Min rating change allowed	79.1	79.6	79.6	76.9
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	1719.7	1714.8	1714.8	1739.4
New weighted rating	1719.7	1714.8	1714.8	1739.4
New weighted performance	0	0	0	0
Temp new rating	1719.7	1714.8	1714.8	1739.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1719.7	1714.8	1714.8	1739.4
New K-factor	28	28	28	28
New floor	1219.7	1214.8	1214.8	1239.4

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	414	380	6	28

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	14	6.5	46.43	-30.4	1818.1	1787.7
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	14	6.5	46.43	-30.4	1818.1	1787.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1719.7	1714.8	1714.8	1739.4
2025-09-01	1719.7	1714.8	1714.8	1739.4
2025-08-01	1719.7	1714.8	1714.8	1739.4
2025-07-01	1719.7	1714.8	1714.8	1739.4
2025-06-01	1719.7	1714.8	1714.8	1739.4
2025-05-01	1719.7	1714.8	1714.8	1739.4
2025-04-01	1719.7	1714.8	1714.8	1739.4
2025-03-01	1719.7	1714.8	1714.8	1739.4
2025-02-01	1719.7	1714.8	1714.8	1739.4
2025-01-01	1719.7	1714.8	1714.8	1739.4
2024-12-01	1719.7	1714.8	1714.8	1739.4
2024-11-01	1719.7	1714.8	1714.8	1739.4
2024-10-01	1719.7	1714.8	1714.8	1739.4
2024-09-01	1719.7	1714.8	1714.8	1739.4
2024-08-01	1719.7	1714.8	1714.8	1739.4
2024-07-01	1719.7	1714.8	1714.8	1739.4
2024-06-01	1719.7	1714.8	1714.8	1739.4
2024-08-01	1719.7	1714.8	1714.8	1739.4
2024-04-01	1719.7	1714.8	1714.8	1739.4
2024-03-01	1719.7	1714.8	1714.8	1739.4
2024-02-01	1719.7	1714.8	1714.8	1739.4
2024-01-01	1719.7	1714.8	1714.8	1739.4
2023-12-01	1719.7	1714.8	1714.8	1739.4
2023-11-01	1719.7	1714.8	1714.8	1739.4

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	South African Junior Blitz 2018 (Open)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	3	Yes	Analysis
2	South African Junior Blitz 2017 Championships (A)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	3.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 2	type Blitz	result 1	date 2018-12-19	rnd 3	type Blitz	result 1
		Opponent Pape, Z (Zane)				Opponent Wolpe, C (Clyde)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 4	type Blitz	result 1
		Opponent Maluleke, PE (Pfumelani)				Opponent Bucceri, DR (Draven)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Carelsen, C (Coleridge)				Opponent Carelsen, C (Coleridge)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 2	type Blitz	result 1	date 2018-12-19	rnd 3	type Blitz	result 1
		Opponent Pape, Z (Zane)				Opponent Wolpe, C (Clyde)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 4	type Blitz	result 1
		Opponent Maluleke, PE (Pfumelani)				Opponent Bucceri, DR (Draven)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Carelsen, C (Coleridge)				Opponent Carelsen, C (Coleridge)

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 2	type Blitz	result 1	date 2018-12-19	rnd 3	type Blitz	result 1
		Opponent Pape, Z (Zane)				Opponent Wolpe, C (Clyde)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 4	type Blitz	result 1
		Opponent Maluleke, PE (Pfumelani)				Opponent Bucceri, DR (Draven)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Carelsen, C (Coleridge)				Opponent Carelsen, C (Coleridge)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 2	type Blitz	result 1	date 2018-12-19	rnd 3	type Blitz	result 1
		Opponent Pape, Z (Zane)				Opponent Wolpe, C (Clyde)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 4	type Blitz	result 1
		Opponent Maluleke, PE (Pfumelani)				Opponent Bucceri, DR (Draven)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Carelsen, C (Coleridge)				Opponent Carelsen, C (Coleridge)

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	Wolpe ,C (Clyde)	2	1	0	0	0	0	0	0	0	2	1	0
1	Wolpe ,C (Clyde)	2	2177.5	2177.5	0	0	0	0	0	0	2	2152.4	2177.5
2	Goredema ,D (Dione)	1	0	-425	0	0	0	0	0	0	1	0	-425
2	Goredema ,D (Dione)	1	1785.8	1360.8	0	0	0	0	0	0	1	1812.6	1360.8
3	Carelsen ,C (Coleridge)	1	1	425	0	0	0	0	0	0	1	1	425
3	Carelsen ,C (Coleridge)	1	1200	1625	0	0	0	0	0	0	1	1200	1625
4	Bucceri ,DR (Draven Ricardo)	1	1	425	0	0	0	0	0	0	1	1	425
4	Bucceri ,DR (Draven Ricardo)	1	1621	2046	0	0	0	0	0	0	1	1621	2046
5	Cawdery ,DJ (Daniel John)	1	0	-425	0	0	0	0	0	0	1	0	-425
5	Cawdery ,DJ (Daniel John)	1	2430.8	2005.8	0	0	0	0	0	0	1	2443.2	2005.8
6	Briedenhann ,L (Laurence)	1	1	425	0	0	0	0	0	0	1	1	425
6	Briedenhann ,L (Laurence)	1	1459.5	1884.5	0	0	0	0	0	0	1	1459.5	1884.5
7	Maluleke ,PE (Pfumelani Emmanuel)	1	1	425	0	0	0	0	0	0	1	1	425
7	Maluleke ,PE (Pfumelani Emmanuel)	1	1586.3	2011.3	0	0	0	0	0	0	1	1586.3	2011.3
8	Nhamuave ,E (Eleazar)	1	0.5	0	0	0	0	0	0	0	1	0.5	0
8	Nhamuave ,E (Eleazar)	1	1666.7	1666.7	0	0	0	0	0	0	1	1666.7	1666.7
9	Pape ,Z (Zane)	1	1	425	0	0	0	0	0	0	1	1	425
9	Pape ,Z (Zane)	1	1428.2	1853.2	0	0	0	0	0	0	1	1376.2	1853.2
10	James ,M (Michael)	1	0	-425	0	0	0	0	0	0	1	0	-425
10	James ,M (Michael)	1	2026.4	1601.4	0	0	0	0	0	0	1	2026.4	1601.4

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pretorius, W (Wiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms