Chess South Africa Ratings Database

PLAYER PAGE

Personal

Visser, G (Gerben)

Chess SA id

102041900

FIDE id

Date of birth

2002-05-30 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	889	910.2	779.8	779.8
Raw rating	889	910.2	779.8	779.8
Weighted rating	889	910.2	779.8	779.8
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	258.3	250.6	301.7	301.7
Highest rating	1325.6 2018-02-01	1325.4 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	892.7 2018-03-01	915.8 2018-03-01	779.8 2024-02-01	779.8 2024-02-01
Highest weighted rating	892.7 2024-11-01	915.8 2024-11-01	779.8 2024-11-01	779.8 2024-11-01
Highest weighted performance	1325.6 2018-02-01	1325.4 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	889	910.2	779.8	779.8
Analysis
Rating	889	910.2	779.8	779.8
Raw rating	889	910.2	779.8	779.8
Weighted rating	889	910.2	779.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	258.3	250.6	301.7	301.7
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	889	910.2	779.8	779.8
New weighted rating	889	910.2	779.8	779.8
New weighted performance	0	0	0	0
Temp new rating	889	910.2	779.8	779.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	889	910.2	779.8	779.8
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	24	18	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
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	8	4.5	56.25	53.1	1153.5	1206.6
Standard	8	4.5	56.25	53.1	1153.5	1206.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	889	910.2	779.8	779.8
2025-09-01	889	910.2	779.8	779.8
2025-08-01	889	910.2	779.8	779.8
2025-07-01	889	910.2	779.8	779.8
2025-06-01	889	910.2	779.8	779.8
2025-05-01	889	910.2	779.8	779.8
2025-04-01	889	910.2	779.8	779.8
2025-03-01	889	910.2	779.8	779.8
2025-02-01	889	910.2	779.8	779.8
2025-01-01	889	910.2	779.8	779.8
2024-12-01	889	910.2	779.8	779.8
2024-11-01	889	910.2	779.8	779.8
2024-10-01	889	910.2	779.8	779.8
2024-09-01	889	910.2	779.8	779.8
2024-08-01	889	910.2	779.8	779.8
2024-07-01	889	910.2	779.8	779.8
2024-06-01	889	910.2	779.8	779.8
2024-08-01	889	910.2	779.8	779.8
2024-04-01	889	910.2	779.8	779.8
2024-03-01	889	910.2	779.8	779.8
2024-02-01	889	910.2	779.8	779.8
2024-01-01	889	910.2	779.8	779.8
2023-12-01	889	910.2	779.8	779.8
2023-11-01	889	910.2	779.8	779.8

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	2018 WP Schools Closed Trials (U18 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	2	0	Yes	Analysis
2	District East Schools Chess Open Trials 2018 (U18)	2018-02-02	2018-02-03	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 4	type Standard	result 1
		Opponent Ncubekazi, L (Luvo)				Opponent Oosthuizen, JJ (Jj)
2	1	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-03	rnd 6	type Standard	result 0.5	date 2018-02-03	rnd 6	type Standard	result 0.5
		Opponent August, E (Ezekiel)				Opponent August, E (Ezekiel)

#	Games	Start				End
1	4	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 4	type Standard	result 1
		Opponent Ncubekazi, L (Luvo)				Opponent Oosthuizen, JJ (Jj)
2	1	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-03	rnd 6	type Standard	result 0.5	date 2018-02-03	rnd 6	type Standard	result 0.5
		Opponent August, E (Ezekiel)				Opponent August, E (Ezekiel)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 4	type Standard	result 1
		Opponent Ncubekazi, L (Luvo)				Opponent Oosthuizen, JJ (Jj)

#	Games	Start				End
1	4	Tournament District East Schools Chess Open Trials 2018				Tournament District East Schools Chess Open Trials 2018
		date 2018-02-02	rnd 1	type Standard	result 1	date 2018-02-03	rnd 4	type Standard	result 1
		Opponent Ncubekazi, L (Luvo)				Opponent Oosthuizen, JJ (Jj)

No games found.

#	Games	Start				End

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	Oosthuizen ,JJ (Jj)	1	1	425	1	1	425	0	0	0	0	0	0
1	Oosthuizen ,JJ (Jj)	1	990	1415	1	990	1415	0	0	0	0	0	0
2	Felix ,D (Devon)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Felix ,D (Devon)	1	1583.1	1158.1	1	1581.9	1158.1	0	0	0	0	0	0
3	Wessels ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Wessels ,E (Ethan)	1	1220.8	795.8	1	1234.4	795.8	0	0	0	0	0	0
4	Tyam ,N (Ndumiso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Tyam ,N (Ndumiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	August ,E (Ezekiel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	August ,E (Ezekiel)	1	500	500	1	500	500	0	0	0	0	0	0
6	De Wit ,SD (Stephan Dirk)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	De Wit ,SD (Stephan Dirk)	1	1334	909	1	1342.2	909	0	0	0	0	0	0
7	Ncubekazi ,L (Luvo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ncubekazi ,L (Luvo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Oosthuizen ,Z (Zane)	1	1	425	1	1	425	0	0	0	0	0	0
8	Oosthuizen ,Z (Zane)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Visser, G (Gerben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms