Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Westhuizen, G (Gerhard)

Chess SA id

108087779

FIDE id

Date of birth

2008-05-05 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-08-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	770.8	720.8	780.8	685.2
Raw rating	770.8	720.8	780.8	685.2
Weighted rating	770.8	720.8	780.8	685.2
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	305.6	328.2	301.3	345.3
Highest rating	1281.5 2018-08-01	1443.3 2018-08-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	770.8 2024-02-01	720.8 2024-02-01	780.8 2024-02-01	685.2 2024-02-01
Highest weighted rating	770.8 2024-11-01	720.8 2024-11-01	780.8 2024-11-01	685.2 2024-11-01
Highest weighted performance	1281.5 2018-08-01	1443.3 2018-08-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	770.8	720.8	780.8	685.2
Analysis
Rating	770.8	720.8	780.8	685.2
Raw rating	770.8	720.8	780.8	685.2
Weighted rating	770.8	720.8	780.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	305.6	328.2	301.3	345.3
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	770.8	720.8	780.8	685.2
New weighted rating	770.8	720.8	780.8	685.2
New weighted performance	0	0	0	0
Temp new rating	770.8	720.8	780.8	685.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	770.8	720.8	780.8	685.2
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	31	18	13

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	8	5	62.5	106.2	966	1072.2
Standard	1	1	100	425	1014	1439
Rapid	7	4	57.14	60.7	959.1	1019.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	770.8	720.8	780.8	685.2
2025-09-01	770.8	720.8	780.8	685.2
2025-08-01	770.8	720.8	780.8	685.2
2025-07-01	770.8	720.8	780.8	685.2
2025-06-01	770.8	720.8	780.8	685.2
2025-05-01	770.8	720.8	780.8	685.2
2025-04-01	770.8	720.8	780.8	685.2
2025-03-01	770.8	720.8	780.8	685.2
2025-02-01	770.8	720.8	780.8	685.2
2025-01-01	770.8	720.8	780.8	685.2
2024-12-01	770.8	720.8	780.8	685.2
2024-11-01	770.8	720.8	780.8	685.2
2024-10-01	770.8	720.8	780.8	685.2
2024-09-01	770.8	720.8	780.8	685.2
2024-08-01	770.8	720.8	780.8	685.2
2024-07-01	770.8	720.8	780.8	685.2
2024-06-01	770.8	720.8	780.8	685.2
2024-08-01	770.8	720.8	780.8	685.2
2024-04-01	770.8	720.8	780.8	685.2
2024-03-01	770.8	720.8	780.8	685.2
2024-02-01	770.8	720.8	780.8	685.2
2024-01-01	770.8	720.8	780.8	685.2
2023-12-01	770.8	718.4	780.8	685.2
2023-11-01	770.8	718.4	780.8	685.2

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	Western Cape Top Schools 2018 (U11 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	1	1	Yes	Analysis
2	Rhenish Primary Chess Tournament 2018 (U12)	2018-05-12	2018-05-12	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 4	type Rapid	result 1	date 2018-05-12	rnd 5	type Rapid	result 1
		Opponent Botha, C (Clarissa)				Opponent Du Plessis, S (Stefan)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 1	type Rapid	result 1	date 2018-05-12	rnd 2	type Rapid	result 1
		Opponent Ngwedla, I (Imakhe)				Opponent Boden, J (Joshua Eric)
3	1	Tournament Western Cape Top Schools 2018				Tournament Western Cape Top Schools 2018
		date 2018-08-26	rnd 5	type Standard	result 1	date 2018-08-26	rnd 5	type Standard	result 1
		Opponent Harker, C (Cassidy)				Opponent Harker, C (Cassidy)

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2018				Tournament Western Cape Top Schools 2018
		date 2018-08-26	rnd 5	type Standard	result 1	date 2018-08-26	rnd 5	type Standard	result 1
		Opponent Harker, C (Cassidy)				Opponent Harker, C (Cassidy)

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 4	type Rapid	result 1	date 2018-05-12	rnd 5	type Rapid	result 1
		Opponent Botha, C (Clarissa)				Opponent Du Plessis, S (Stefan)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 1	type Rapid	result 1	date 2018-05-12	rnd 2	type Rapid	result 1
		Opponent Ngwedla, I (Imakhe)				Opponent Boden, J (Joshua Eric)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 4	type Rapid	result 1	date 2018-05-12	rnd 5	type Rapid	result 1
		Opponent Botha, C (Clarissa)				Opponent Du Plessis, S (Stefan)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 1	type Rapid	result 1	date 2018-05-12	rnd 2	type Rapid	result 1
		Opponent Ngwedla, I (Imakhe)				Opponent Boden, J (Joshua Eric)
3	1	Tournament Western Cape Top Schools 2018				Tournament Western Cape Top Schools 2018
		date 2018-08-26	rnd 5	type Standard	result 1	date 2018-08-26	rnd 5	type Standard	result 1
		Opponent Harker, C (Cassidy)				Opponent Harker, C (Cassidy)

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2018				Tournament Western Cape Top Schools 2018
		date 2018-08-26	rnd 5	type Standard	result 1	date 2018-08-26	rnd 5	type Standard	result 1
		Opponent Harker, C (Cassidy)				Opponent Harker, C (Cassidy)

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 4	type Rapid	result 1	date 2018-05-12	rnd 5	type Rapid	result 1
		Opponent Botha, C (Clarissa)				Opponent Du Plessis, S (Stefan)
2	2	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 1	type Rapid	result 1	date 2018-05-12	rnd 2	type Rapid	result 1
		Opponent Ngwedla, I (Imakhe)				Opponent Boden, J (Joshua Eric)

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	Harker ,C (Cassidy)	1	1	425	1	1	425	0	0	0	0	0	0
1	Harker ,C (Cassidy)	1	1014	1439	1	1006	1439	0	0	0	0	0	0
2	Boden ,J (Joshua Eric)	1	1	425	0	0	0	1	1	425	0	0	0
2	Boden ,J (Joshua Eric)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Botha ,C (Clarissa)	1	1	425	0	0	0	1	1	425	0	0	0
3	Botha ,C (Clarissa)	1	1183.4	1608.4	0	0	0	1	1200	1608.4	0	0	0
4	Ngwedla ,I (Imakhe)	1	1	425	0	0	0	1	1	425	0	0	0
4	Ngwedla ,I (Imakhe)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Saoud ,J (Jassem)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Saoud ,J (Jassem)	1	712.5	287.5	0	0	0	1	684.8	287.5	0	0	0
6	Du Plessis ,S (Stefan)	1	1	425	0	0	0	1	1	425	0	0	0
6	Du Plessis ,S (Stefan)	1	824.4	1249.4	0	0	0	1	709.2	1249.4	0	0	0
7	Bester ,C (Christoff)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Bester ,C (Christoff)	1	1008.6	583.6	0	0	0	1	1017.2	583.6	0	0	0
8	Rosenberg ,W (Wagheed)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Rosenberg ,W (Wagheed)	1	584.6	159.6	0	0	0	1	614.8	159.6	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Van Der Westhuizen, G (Gerhard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms