Chess South Africa Ratings Database

PLAYER PAGE

Personal

Visser, J (Jp)

Chess SA id

106077632

FIDE id

Date of birth

2006-06-20 (U20)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1130.5	886	1082.8	500
Raw rating	1130.5	886	1082.8	500
Weighted rating	1130.5	886	1082.8	500
Weighted performance	771.7	513.1	714	0
Floor	630.5	500	582.8	500
K-factor	40	40	40	40
Min/Max rating change allowed	183.1	259.4	195.9	449.5
Highest rating	1244.2 2019-07-01	1200 2018-02-01	1366.1 2019-07-01	1200 2024-02-01
Highest raw rating	1130.5 2024-02-01	886 2024-02-01	1082.8 2024-02-01	500 2024-02-01
Highest weighted rating	1130.5 2024-11-01	886 2024-11-01	1082.8 2024-11-01	500 2024-11-01
Highest weighted performance	1244.2 2019-07-01	1200 2018-02-01	1366.1 2019-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1130.5	886	1082.8	500
Analysis
Rating	1130.5	886	1082.8	500
Raw rating	1130.5	886	1082.8	500
Weighted rating	1130.5	886	1082.8
Weighted performance	771.7	513.1	714
K-factor	40	40	40	40
Floor	630.5	500	582.8	500
Max/Min rating change allowed	183.1	259.4	195.9	449.5
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	1130.5	886	1082.8	500
New weighted rating	1130.5	886	1082.8	500
New weighted performance	765	507	706.6	0
Temp new rating	1130.5	886	1082.8	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1130.5	886	1082.8	500
New K-factor	40	40	40	40
New floor	630.5	500	582.8	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	21	12	9
	4	0	4
	0	0	0
History	81	41	40

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	53	25.5	48.11	-16	1181.2	1165.2
Standard	29	11	37.93	-102.6	1193.8	1091.2
Rapid	24	14.5	60.42	88.5	1166	1254.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1130.5	886	1082.8	500
2025-09-30	1130.5	886	1082.8	500
2025-09-01	1130.5	886	1082.8	500
2025-08-01	1130.5	886	1082.8	500
2025-07-01	1130.5	886	1082.8	500
2025-06-01	1130.5	886	1082.8	500
2025-05-01	1130.5	886	1082.8	500
2025-04-01	1130.5	886	1082.8	500
2025-03-01	1130.5	886	1082.8	500
2025-02-01	1130.5	886	1082.8	500
2025-01-01	1130.5	886	1082.8	500
2024-12-01	1130.5	886	1082.8	500
2024-11-01	1130.5	886	1082.8	500
2024-10-01	1130.5	886	1082.8	500
2024-09-01	1130.5	886	1082.8	500
2024-08-01	1130.5	886	1082.8	500
2024-07-01	1130.5	886	1082.8	500
2024-09-01	1130.5	886	1082.8	500
2024-05-01	1130.5	886	1082.8	500
2024-04-01	1130.5	886	1082.8	500
2024-03-01	1130.5	886	1082.8	500
2024-02-01	1130.5	886	1082.8	500
2024-01-01	1130.5	886	1082.8	500
2023-12-01	1130.5	886	1082.8	500

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	Pedro Booyse Top Schools 2023 (High School)	2023-07-29	2023-07-29	Standard	West Coast (WCU)	5	2	1	Yes	Analysis
2	Lower West Coast Top Schools Championships 2023 (High School)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
3	Western Cape HS Individuals 2023 (U17 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
4	West Coast High School Championships 2023 (U17 Boys)	2023-02-18	2023-02-18	Standard	West Coast (WCU)	6	5	3	Yes	Analysis
5	Lower West Coast High Schools Prestige 2023 (U17 Boys)	2023-02-11	2023-02-11	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
6	West Coast Schools Chess Grand Challenge 2022 (HS Super)	2022-10-29	2022-10-29	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
7	Western Cape Top Schools 2019 (U13 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
8	Weskus Topskole 2019 (U13)	2019-07-20	2019-07-20	Rapid	West Coast (WCU)	5	4	4	Yes	Analysis
9	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O13 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
10	Onder-Weskus Skole Proewe 2019 (O13 Seuns)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	7	7	4	Yes	Analysis
11	West Coast Schools Prestige Individual Championship 2018 (U13 Boys)	2018-03-10	2018-03-24	Standard	West Coast (WCU)	6	6	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Top Schools 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Arendse, Q (Qlermo)				Opponent Baans, C (Coben)
2	2	Tournament West Coast High School Championships 2023				Tournament West Coast High School Championships 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 6	type Standard	result 1
		Opponent De Meillon, K (Kian)				Opponent Cotter, W (Wian)
3	2	Tournament West Coast Schools Chess Grand Challenge 2022				Tournament Lower West Coast High Schools Prestige 2023
		date 2022-10-29	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Maarman, E (Elverno)				Opponent Mason, Z (Zane)

#	Games	Start				End
1	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Top Schools 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Arendse, Q (Qlermo)				Opponent Baans, C (Coben)
2	2	Tournament West Coast High School Championships 2023				Tournament West Coast High School Championships 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 6	type Standard	result 1
		Opponent De Meillon, K (Kian)				Opponent Cotter, W (Wian)
3	1	Tournament Pedro Booyse Top Schools 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Kriel, Z (Zaydon)				Opponent Kriel, Z (Zaydon)

#	Games	Start				End
1	4	Tournament Weskus Topskole 2019				Tournament Weskus Topskole 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Lackay, R (Rucian)				Opponent Roos, Z (Zandre)
2	2	Tournament West Coast Schools Chess Grand Challenge 2022				Tournament Lower West Coast High Schools Prestige 2023
		date 2022-10-29	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Maarman, E (Elverno)				Opponent Mason, Z (Zane)
3	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 6	type Rapid	result 1
		Opponent Williams, I (Ivan)				Opponent Klein, C (Calvin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Top Schools 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Arendse, Q (Qlermo)				Opponent Baans, C (Coben)
2	2	Tournament West Coast High School Championships 2023				Tournament West Coast High School Championships 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 6	type Standard	result 1
		Opponent De Meillon, K (Kian)				Opponent Cotter, W (Wian)
3	2	Tournament West Coast Schools Chess Grand Challenge 2022				Tournament Lower West Coast High Schools Prestige 2023
		date 2022-10-29	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Maarman, E (Elverno)				Opponent Mason, Z (Zane)

#	Games	Start				End
1	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Western Cape Top Schools 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Arendse, Q (Qlermo)				Opponent Baans, C (Coben)
2	2	Tournament West Coast High School Championships 2023				Tournament West Coast High School Championships 2023
		date 2023-02-18	rnd 5	type Standard	result 1	date 2023-02-18	rnd 6	type Standard	result 1
		Opponent De Meillon, K (Kian)				Opponent Cotter, W (Wian)
3	1	Tournament Pedro Booyse Top Schools 2023				Tournament Pedro Booyse Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Kriel, Z (Zaydon)				Opponent Kriel, Z (Zaydon)

#	Games	Start				End
1	4	Tournament Weskus Topskole 2019				Tournament Weskus Topskole 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 4	type Rapid	result 1
		Opponent Lackay, R (Rucian)				Opponent Roos, Z (Zandre)
2	2	Tournament West Coast Schools Chess Grand Challenge 2022				Tournament Lower West Coast High Schools Prestige 2023
		date 2022-10-29	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Maarman, E (Elverno)				Opponent Mason, Z (Zane)
3	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 6	type Rapid	result 1
		Opponent Williams, I (Ivan)				Opponent Klein, C (Calvin)

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	Klein ,C (Calvin)	4	2	0	2	1	0	2	1	0	0	0	0
1	Klein ,C (Calvin)	4	1208.7	1208.7	2	1197.3	1208.7	2	1222.6	1208.7	0	0	0
2	Nieuwoudt ,J (Janno)	2	2	425	1	1	425	1	1	425	0	0	0
2	Nieuwoudt ,J (Janno)	2	1198.7	1623.7	1	1200	1623.7	1	1200	1623.7	0	0	0
3	Knoesen ,Z (Zichri)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Knoesen ,Z (Zichri)	2	1184.3	759.3	1	1133.6	759.3	1	1292	759.3	0	0	0
4	Du Plessis ,S (Stefan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Du Plessis ,S (Stefan)	2	1322	897	1	1254.9	897	1	1283.2	897	0	0	0
5	Fillis ,J (Jordan)	2	0	-425	0	0	0	2	0	-425	0	0	0
5	Fillis ,J (Jordan)	2	1206.8	781.8	0	0	0	2	837.7	781.8	0	0	0
6	Oncke ,T (Troy)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Oncke ,T (Troy)	1	1188.8	763.8	1	1138.4	763.8	0	0	0	0	0	0
7	Roux ,R (Rohan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Roux ,R (Rohan)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Baans ,C (Coben)	1	1	425	1	1	425	0	0	0	0	0	0
8	Baans ,C (Coben)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Hendricks ,D (Diego)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Hendricks ,D (Diego)	1	890.8	465.8	1	912.6	465.8	0	0	0	0	0	0
10	Thompson ,D (Duwayne)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Thompson ,D (Duwayne)	1	1294.1	869.1	1	1288	869.1	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

Visser, J (Jp)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms