Chess South Africa Ratings Database

PLAYER PAGE

Personal

Havenga, LJ (Louis Jacques)

Chess SA id

184012092

FIDE id

Date of birth

1984-04-20 (Adult)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1738.4	1718.3	1772.9	1718.8
Raw rating	1738.4	1718.3	1772.9	1718.8
Weighted rating	1738.2	1717.9	1772.8	1718.8
Weighted performance	1230.4	0	0	0
Floor	1242.9	1229.7	1272.9	1228
K-factor	28	28	28	28
Min/Max rating change allowed	77	79.2	73.3	79.2
Highest rating	1742.9 2023-10-01	1729.7 2023-10-01	1772.9 2024-02-01	1728 2018-05-01
Highest raw rating	1742.9 2023-10-01	1729.7 2023-10-01	1772.9 2024-02-01	1728 2020-01-01
Highest weighted rating	1742.9 2025-04-01	1729.7 2018-05-01	1771.9 2025-08-01	1728 2018-05-01
Highest weighted performance	1679.3 2022-06-01	1665.9 2023-08-01	1711.4 2023-02-01	1495 2023-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1738.4	1718.3	1772.9	1718.8
Analysis
Rating	1738.4	1718.3	1772.9	1718.8
Raw rating	1738.4	1718.3	1772.9	1718.8
Weighted rating	1738.2	1717.9	1772.8
Weighted performance	1230.4	0	0
K-factor	28	28	28	28
Floor	1242.9	1229.7	1272.9	1228
Max/Min rating change allowed	77	79.2	73.3	79.2
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	1738.4	1718.3	1772.9	1718.8
New weighted rating	1738.2	1717.9	1772.9	1718.8
New weighted performance	1220.6	0	0	0
Temp new rating	1738.4	1718.3	1772.9	1718.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1738.4	1718.3	1772.9	1718.8
New K-factor	28	28	28	28
New floor	1242.9	1229.7	1272.9	1228

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	22	10	5	7
	14	4	5	5
	0	0	0	0
History	86	60	10	16

Games since
	Main 11	Standard 4		Rapid 0		Blitz 7
Gender	Male
Age group	Adult
Region	West Coast (WCU)
Province	Western Cape (WC)
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	36	26	72.22	188.9	1570.3	1759.2
Standard	14	8	57.14	60.7	1642.7	1703.4
Rapid	10	9	90	340	1446.1	1786.1
Blitz	12	9	75	212.5	1589.5	1802

Date	Main	Standard	Rapid	Blitz
2025-11-01	1738.4	1718.3	1772.9	1718.8
2025-09-30	1738.4	1718.3	1772.9	1718.8
2025-09-01	1738.4	1718.3	1772.9	1718.8
2025-08-01	1738.4	1718.3	1772.9	1718.8
2025-07-01	1738.4	1718.3	1772.9	1718.8
2025-06-01	1738.4	1718.3	1772.9	1718.8
2025-05-01	1738.4	1718.3	1772.9	1718.8
2025-04-01	1738.4	1718.3	1772.9	1718.8
2025-03-01	1738.3	1718.3	1772.9	1718.8
2025-02-01	1738.3	1718.3	1772.9	1718.8
2025-01-01	1738	1717	1772.9	1718.8
2024-12-01	1738	1717	1772.9	1718.8
2024-11-01	1738	1717	1772.9	1718.8
2024-10-01	1738	1717	1772.9	1718.8
2024-09-01	1738	1717	1772.9	1718.8
2024-08-01	1738	1717	1772.9	1718.8
2024-07-01	1738	1717	1772.9	1718.8
2024-09-01	1738	1717	1772.9	1718.8
2024-05-01	1738	1717	1772.9	1718.8
2024-04-01	1738	1717	1772.9	1718.8
2024-03-01	1738	1717	1772.9	1718.8
2024-02-01	1738	1717	1772.9	1718.8
2024-01-01	1738	1717	1772.9	1718.8
2023-12-01	1738	1717	1743.6	1694.9

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	2023 Western Cape Rural Cup (Open)	2023-12-09	2023-12-10	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
2	2023 Western Cape Rural Cup (Blitz)	2023-12-08	2023-12-08	Blitz	Cape Winelands (WCW)	7	7	5	Yes	Analysis
3	CW Top Schools 2023 (Advanced)	2023-08-11	2023-08-13	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
4	Genesis Chess Club Open 2023 (A)	2023-02-04	2023-02-04	Rapid	West Coast (WCU)	5	5	4.5	Yes	Analysis
5	WCCA Rural Cup 2022 (Open)	2022-08-13	2022-08-14	Standard	Overberg (WOS)	5	4	2	Yes	Analysis
6	WCCA Rural Cup Blitz 2022	2022-07-12	2022-07-12	Blitz	Overberg (WOS)	5	5	4	Yes	Analysis
7	Basil Ellman Annual Rapid 2022 (Bear 1)	2022-06-25	2022-06-25	Rapid	West Coast (WCU)	5	5	4.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Basil Ellman Annual Rapid 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-06-25	rnd 1	type Rapid	result 1	date 2022-07-12	rnd 3	type Blitz	result 1
		Opponent Mitchells, J (Jamie-Lee)				Opponent Daniels, R (Reuben)
2	7	Tournament WCCA Rural Cup 2022				Tournament Genesis Chess Club Open 2023
		date 2022-08-13	rnd 3	type Standard	result 0.5	date 2023-02-04	rnd 5	type Rapid	result 0.5
		Opponent Windvogel, M (Monray)				Opponent Basson, JE (Jacques)
3	5	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 7	type Blitz	result 1	date 2023-12-10	rnd 5	type Standard	result 0.5
		Opponent Jaars, T (Thomas)				Opponent Swart, G (George)

#	Games	Start				End
1	5	Tournament CW Top Schools 2023				Tournament 2023 Western Cape Rural Cup
		date 2023-08-13	rnd 6	type Standard	result 1	date 2023-12-10	rnd 5	type Standard	result 0.5
		Opponent Schuller, A (Ashley)				Opponent Swart, G (George)
2	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Duiker, P (Phillip)				Opponent Rogov, T (Timofey)
3	2	Tournament WCCA Rural Cup 2022				Tournament WCCA Rural Cup 2022
		date 2022-08-13	rnd 3	type Standard	result 0.5	date 2022-08-14	rnd 5	type Standard	result 0.5
		Opponent Windvogel, M (Monray)				Opponent Coetzee, JS (Jurgen)

#	Games	Start				End
1	10	Tournament Basil Ellman Annual Rapid 2022				Tournament Genesis Chess Club Open 2023
		date 2022-06-25	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 5	type Rapid	result 0.5
		Opponent Mitchells, J (Jamie-Lee)				Opponent Basson, JE (Jacques)

#	Games	Start				End
1	4	Tournament WCCA Rural Cup Blitz 2022				Tournament 2023 Western Cape Rural Cup
		date 2022-07-12	rnd 5	type Blitz	result 1	date 2023-12-08	rnd 3	type Blitz	result 1
		Opponent Booi, O (Ocean)				Opponent Kariem, S (Shakir)
2	3	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 1	type Blitz	result 1	date 2022-07-12	rnd 3	type Blitz	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Daniels, R (Reuben)
3	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 7	type Blitz	result 1	date 2023-12-08	rnd 7	type Blitz	result 1
		Opponent Jaars, T (Thomas)				Opponent Jaars, T (Thomas)

#	Games	Start				End
1	5	Tournament Basil Ellman Annual Rapid 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-06-25	rnd 4	type Rapid	result 1	date 2022-07-12	rnd 3	type Blitz	result 1
		Opponent Williams, V (Vogan)				Opponent Daniels, R (Reuben)
2	4	Tournament CW Top Schools 2023				Tournament 2023 Western Cape Rural Cup
		date 2023-08-13	rnd 6	type Standard	result 1	date 2023-12-08	rnd 3	type Blitz	result 1
		Opponent Schuller, A (Ashley)				Opponent Kariem, S (Shakir)
3	4	Tournament Genesis Chess Club Open 2023				Tournament Genesis Chess Club Open 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 4	type Rapid	result 1
		Opponent Julies, LR (Lyndon)				Opponent Jacobs, S (Silveano)

#	Games	Start				End
1	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Duiker, P (Phillip)				Opponent Rogov, T (Timofey)
2	1	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-13	rnd 6	type Standard	result 1	date 2023-08-13	rnd 6	type Standard	result 1
		Opponent Schuller, A (Ashley)				Opponent Schuller, A (Ashley)
3	1	Tournament WCCA Rural Cup 2022				Tournament WCCA Rural Cup 2022
		date 2022-08-13	rnd 1	type Standard	result 1	date 2022-08-13	rnd 1	type Standard	result 1
		Opponent Pick, DD (Deon)				Opponent Pick, DD (Deon)

#	Games	Start				End
1	6	Tournament Basil Ellman Annual Rapid 2022				Tournament Genesis Chess Club Open 2023
		date 2022-06-25	rnd 4	type Rapid	result 1	date 2023-02-04	rnd 4	type Rapid	result 1
		Opponent Williams, V (Vogan)				Opponent Jacobs, S (Silveano)
2	2	Tournament Basil Ellman Annual Rapid 2022				Tournament Basil Ellman Annual Rapid 2022
		date 2022-06-25	rnd 1	type Rapid	result 1	date 2022-06-25	rnd 2	type Rapid	result 1
		Opponent Mitchells, J (Jamie-Lee)				Opponent Ellman, A (Anne-Belle)

#	Games	Start				End
1	4	Tournament WCCA Rural Cup Blitz 2022				Tournament 2023 Western Cape Rural Cup
		date 2022-07-12	rnd 5	type Blitz	result 1	date 2023-12-08	rnd 3	type Blitz	result 1
		Opponent Booi, O (Ocean)				Opponent Kariem, S (Shakir)
2	3	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 1	type Blitz	result 1	date 2022-07-12	rnd 3	type Blitz	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Daniels, R (Reuben)
3	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 7	type Blitz	result 1	date 2023-12-08	rnd 7	type Blitz	result 1
		Opponent Jaars, T (Thomas)				Opponent Jaars, T (Thomas)

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	Kariem ,S (Shakir)	3	3	425	0	0	0	2	2	425	1	1	425
1	Kariem ,S (Shakir)	3	1506.9	1931.9	0	0	0	2	1389.6	1931.9	1	1347.4	1931.9
2	Basson ,JE (Jacques Elbert)	2	1	0	0	0	0	2	1	0	0	0	0
2	Basson ,JE (Jacques Elbert)	2	1698.4	1698.4	0	0	0	2	1667.3	1698.4	0	0	0
3	Mitchells ,J (Jamie-Lee)	2	2	425	0	0	0	1	1	425	1	1	425
3	Mitchells ,J (Jamie-Lee)	2	1470.6	1895.6	0	0	0	1	1371.8	1895.6	1	1201.4	1895.6
4	Claassen ,R (Raynier)	2	1	0	0	0	0	0	0	0	2	1	0
4	Claassen ,R (Raynier)	2	1707.8	1707.8	0	0	0	0	0	0	2	1465.6	1707.8
5	Baloyi ,XSM (Xikombi Siphiwe Mandla)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Baloyi ,XSM (Xikombi Siphiwe Mandla)	1	1803.2	1378.2	1	1829.3	1378.2	0	0	0	0	0	0
6	Windvogel ,M (Monray)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Windvogel ,M (Monray)	1	1604.2	1604.2	1	1568.8	1604.2	0	0	0	0	0	0
7	Pick ,DD (Deon Derick)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pick ,DD (Deon Derick)	1	1713.6	2138.6	1	1721.2	2138.6	0	0	0	0	0	0
8	Braaf ,J (Jiraan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Braaf ,J (Jiraan)	1	1800.3	1375.3	1	1803.1	1375.3	0	0	0	0	0	0
9	De Vries ,C (Cheslin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	De Vries ,C (Cheslin)	1	1533	1533	1	1518.6	1533	0	0	0	0	0	0
10	Swart ,G (George)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Swart ,G (George)	1	1718	1718	1	1642	1718	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

Havenga, LJ (Louis Jacques)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms