Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, H (Hein)

Chess SA id

178013359

FIDE id

Date of birth

1978-04-19 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1548.3	1563.1	1519.3	1533
Raw rating	1548.3	1563.1	1513.5	1533
Weighted rating	1541.2	1547.1	1519.3	1529.7
Weighted performance	0	0	0	0
Floor	1067.6	1063.1	1033	1033
K-factor	32	32	32	32
Min/Max rating change allowed	101	98.8	106.1	103.2
Highest rating	1567.6 2025-03-01	1563.1 2025-03-01	1533 2024-02-01	1533 2024-02-01
Highest raw rating	1567.6 2025-03-01	1563.1 2025-03-01	1533 2024-02-01	1533 2024-02-01
Highest weighted rating	1532 2025-08-01	1535.9 2025-08-01	1513.5 2025-08-01	1521.9 2025-08-01
Highest weighted performance	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	1.2	0
New rating	1548.3	1563.1	1520.5	1533
Analysis
Rating	1548.3	1563.1	1519.3	1533
Raw rating	1548.3	1563.1	1513.5	1533
Weighted rating	1541.2	1547.1	1519.3
Weighted performance	0	0	0
K-factor	32	32	32	32
Floor	1067.6	1063.1	1033	1033
Max/Min rating change allowed	101	98.8	106.1	103.2
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	1548.3	1563.1	1513.5	1533
New weighted rating	1544	1550.8	1520.5	1531.9
New weighted performance	0	0	0	0
Temp new rating	1548.3	1563.1	1520.5	1533
Temp new rating +/-	0	0	1.2	0
Final new rating +/-	0	0	1.2	0
New rating	1548.3	1563.1	1520.5	1533
New K-factor	32	32	32	32
New floor	1067.6	1063.1	1033	1033

Item	Main	Standard	Rapid
	0	0	0
	19	12	7
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	19	12	7

Games since
	Main 19	Standard 12		Rapid 7		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
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	19	11	57.89	67.1	1488.5	1555.6
Standard	12	8	66.67	141.7	1489.2	1630.8
Rapid	7	3	42.86	-60.7	1487.5	1426.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	11	57.89	67.1	1488.5	1555.6
Standard	12	8	66.67	141.7	1489.2	1630.8
Rapid	7	3	42.86	-60.7	1487.5	1426.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1548.3	1563.1	1513.5	1533
2025-09-01	1548.3	1563.1	1513.5	1533
2025-08-01	1548.3	1563.1	1513.5	1533
2025-07-01	1548.3	1563.1	1509.2	1533
2025-06-01	1548.3	1563.1	1504	1533
2025-05-01	1548.3	1563.1	1497	1533
2025-04-01	1567.6	1563.1	1533	1533
2025-03-01	1567.6	1563.1	1533	1533
2025-02-01	1549.6	1551	1533	1533
2025-01-01	1533	1533	1533	1533
2024-12-01	1533	1533	1533	1533
2024-11-01	1533	1533	1533	1533
2024-10-01	1533	1533	1533	1533
2024-09-01	1533	1533	1533	1533
2024-08-01	1533	1533	1533	1533
2024-07-01	1533	1533	1533	1533
2024-06-01	1533	1533	1533	1533
2024-08-01	1533	1533	1533	1533
2024-04-01	1533	1533	1533	1533
2024-03-01	1533	1533	1533	1533
2024-02-01	1533	1533	1533	1533
2024-01-01	1533	1533	1533	1533
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Hermanus Chess Club Open 2025 (Advanced)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	3	Yes	Analysis
2	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Marie Delport Memorial 2025 (Open)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Hermanus Chess Club Open 2025 (Advanced)	2025-04-12	2025-04-12	Rapid	Overberg (WOS)	7	7	3	Yes	Analysis
2	Cape of Good Hope Open 2025 (Advanced)	2025-02-22	2025-02-23	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Marie Delport Memorial 2025 (Open)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Esterhuizen, E (Emile)				Opponent Blauw, S (Siyamthanda)
2	3	Tournament Cape of Good Hope Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-02-23	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Rapid	result 1
		Opponent Preston, W (Waylon)				Opponent Hendricks, S (Siddeeq)
3	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 6	type Rapid	result 1
		Opponent Ivanov, S (Slav)				Opponent Ivanov, S (Slav)

#	Games	Start				End
1	4	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Esterhuizen, E (Emile)				Opponent Blauw, S (Siyamthanda)
2	2	Tournament Cape of Good Hope Open 2025				Tournament Cape of Good Hope Open 2025
		date 2025-02-23	rnd 5	type Standard	result 1	date 2025-02-23	rnd 6	type Standard	result 1
		Opponent Preston, W (Waylon)				Opponent Radloff, H (Hunther)
3	1	Tournament Cape of Good Hope Open 2025				Tournament Cape of Good Hope Open 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Small, Q (Quade)				Opponent Small, Q (Quade)

#	Games	Start				End
1	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 6	type Rapid	result 1
		Opponent Ivanov, S (Slav)				Opponent Ivanov, S (Slav)
2	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 4	type Rapid	result 1	date 2025-04-12	rnd 4	type Rapid	result 1
		Opponent Xabadiya, N (Nizibone)				Opponent Xabadiya, N (Nizibone)
3	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 1	type Rapid	result 1	date 2025-04-12	rnd 1	type Rapid	result 1
		Opponent Hendricks, S (Siddeeq)				Opponent Hendricks, S (Siddeeq)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Esterhuizen, E (Emile)				Opponent Blauw, S (Siyamthanda)
2	3	Tournament Cape of Good Hope Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-02-23	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Rapid	result 1
		Opponent Preston, W (Waylon)				Opponent Hendricks, S (Siddeeq)
3	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 6	type Rapid	result 1
		Opponent Ivanov, S (Slav)				Opponent Ivanov, S (Slav)

#	Games	Start				End
1	4	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Esterhuizen, E (Emile)				Opponent Blauw, S (Siyamthanda)
2	2	Tournament Cape of Good Hope Open 2025				Tournament Cape of Good Hope Open 2025
		date 2025-02-23	rnd 5	type Standard	result 1	date 2025-02-23	rnd 6	type Standard	result 1
		Opponent Preston, W (Waylon)				Opponent Radloff, H (Hunther)
3	1	Tournament Cape of Good Hope Open 2025				Tournament Cape of Good Hope Open 2025
		date 2025-02-22	rnd 3	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Small, Q (Quade)				Opponent Small, Q (Quade)

#	Games	Start				End
1	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 6	type Rapid	result 1	date 2025-04-12	rnd 6	type Rapid	result 1
		Opponent Ivanov, S (Slav)				Opponent Ivanov, S (Slav)
2	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 4	type Rapid	result 1	date 2025-04-12	rnd 4	type Rapid	result 1
		Opponent Xabadiya, N (Nizibone)				Opponent Xabadiya, N (Nizibone)
3	1	Tournament Hermanus Chess Club Open 2025				Tournament Hermanus Chess Club Open 2025
		date 2025-04-12	rnd 1	type Rapid	result 1	date 2025-04-12	rnd 1	type Rapid	result 1
		Opponent Hendricks, S (Siddeeq)				Opponent Hendricks, S (Siddeeq)

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	Brink ,W (Wihan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Brink ,W (Wihan)	1	1487.3	1912.3	1	1494.6	1912.3	0	0	0	0	0	0
2	Selema ,TG (Thato)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Selema ,TG (Thato)	1	1798.1	1373.1	1	1803.6	1373.1	0	0	0	0	0	0
3	Esterhuizen ,E (Emile)	1	1	425	1	1	425	0	0	0	0	0	0
3	Esterhuizen ,E (Emile)	1	1222.1	1647.1	1	1233.2	1647.1	0	0	0	0	0	0
4	Strydom ,MJ (Matthys Jacobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Strydom ,MJ (Matthys Jacobus)	1	1512.8	1087.8	1	1509	1087.8	0	0	0	0	0	0
5	Kapp ,E (Ettiene)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kapp ,E (Ettiene)	1	1778.3	1353.3	1	1668.1	1353.3	0	0	0	0	0	0
6	Rule ,C (Calem)	1	1	425	1	1	425	0	0	0	0	0	0
6	Rule ,C (Calem)	1	1410.5	1835.5	1	1379.2	1835.5	0	0	0	0	0	0
7	Blauw ,S (Siyamthanda)	1	1	425	1	1	425	0	0	0	0	0	0
7	Blauw ,S (Siyamthanda)	1	1502.9	1927.9	1	1488.3	1927.9	0	0	0	0	0	0
8	Small ,Q (Quade)	1	1	425	1	1	425	0	0	0	0	0	0
8	Small ,Q (Quade)	1	1456.8	1881.8	1	1459.2	1881.8	0	0	0	0	0	0
9	Webster ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Webster ,M (Matthew)	1	1468.2	1043.2	1	1454.2	1043.2	0	0	0	0	0	0
10	Preston ,W (Waylon)	1	1	425	1	1	425	0	0	0	0	0	0
10	Preston ,W (Waylon)	1	1406.6	1831.6	1	1357.4	1831.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jacobs, H (Hein)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms