Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, J (Joseph)

Chess SA id

1090135613

FIDE id

Date of birth

2009-01-23 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1234.8	1200	1294.4	1200
Raw rating	1234.8	1200	1294.4	1200
Weighted rating	1234.8	1200	1294.4	1200
Weighted performance	0	0	0	0
Floor	734.8	700	794.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.8	165.8	144.9	165.8
Highest rating	1234.8 2024-02-01	1200 2018-10-01	1294.4 2024-02-01	1200 2018-10-01
Highest raw rating	1234.8 2024-02-01	1200 2024-02-01	1294.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1234.8 2025-02-01	1200 2018-10-01	1294.4 2025-02-01	1200 2018-10-01
Highest weighted performance	1205.8 2022-08-01	1200 2024-02-01	1267 2022-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1234.8	1200	1294.4	1200
Analysis
Rating	1234.8	1200	1294.4	1200
Raw rating	1234.8	1200	1294.4	1200
Weighted rating	1234.8	1200	1294.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	734.8	700	794.4	700
Max/Min rating change allowed	157.8	165.8	144.9	165.8
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	1234.8	1200	1294.4	1200
New weighted rating	1234.8	1200	1294.4	1200
New weighted performance	0	0	0	0
Temp new rating	1234.8	1200	1294.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1234.8	1200	1294.4	1200
New K-factor	36	36	36	36
New floor	734.8	700	794.4	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	13	13
	5	5
History	18	18

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	18	11	61.11	94.4	1213.2	1307.6
Standard	0	0	0	0	0	0
Rapid	18	11	61.11	94.4	1213.2	1307.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1234.8	1200	1294.4	1200
2025-09-01	1234.8	1200	1294.4	1200
2025-08-01	1234.8	1200	1294.4	1200
2025-07-01	1234.8	1200	1294.4	1200
2025-06-01	1234.8	1200	1294.4	1200
2025-05-01	1234.8	1200	1294.4	1200
2025-04-01	1234.8	1200	1294.4	1200
2025-03-01	1234.8	1200	1294.4	1200
2025-02-01	1234.8	1200	1294.4	1200
2025-01-01	1234.8	1200	1294.4	1200
2024-12-01	1234.8	1200	1294.4	1200
2024-11-01	1234.8	1200	1294.4	1200
2024-10-01	1234.8	1200	1294.4	1200
2024-09-01	1234.8	1200	1294.4	1200
2024-08-01	1234.8	1200	1294.4	1200
2024-07-01	1234.8	1200	1294.4	1200
2024-06-01	1234.8	1200	1294.4	1200
2024-08-01	1234.8	1200	1294.4	1200
2024-04-01	1234.8	1200	1294.4	1200
2024-03-01	1234.8	1200	1294.4	1200
2024-02-01	1234.8	1200	1294.4	1200
2024-01-01	1234.8	1200	1294.4	1200
2023-12-01	1234.8	1200	1294.4	1200
2023-11-01	1234.8	1200	1294.4	1200

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	Stulting Sports Day 2022 (Seniors)	2022-08-26	2022-08-26	Rapid	Sarah Baartman (ESB)	13	13	9	Yes	Analysis
2	SBDCU Rapid Fountains Mall 2021 (B)	2021-11-06	2021-11-06	Rapid	Sarah Baartman (ESB)	6	5	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 1	type Rapid	result 1	date 2022-08-26	rnd 8	type Rapid	result 1
		Opponent Geldenhuys, K (Keaton)				Opponent Yongama, A (Amzolele)
2	3	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 10	type Rapid	result 0.5	date 2022-08-26	rnd 12	type Rapid	result 0.5
		Opponent Marais, S (Sylvaan)				Opponent Forbes, J (Jamie)
3	2	Tournament SBDCU Rapid Fountains Mall 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-11-06	rnd 4	type Rapid	result 1	date 2021-11-06	rnd 5	type Rapid	result 1
		Opponent Nhanha, E (Esam)				Opponent Abersalie, S (Shakira)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 1	type Rapid	result 1	date 2022-08-26	rnd 8	type Rapid	result 1
		Opponent Geldenhuys, K (Keaton)				Opponent Yongama, A (Amzolele)
2	3	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 10	type Rapid	result 0.5	date 2022-08-26	rnd 12	type Rapid	result 0.5
		Opponent Marais, S (Sylvaan)				Opponent Forbes, J (Jamie)
3	2	Tournament SBDCU Rapid Fountains Mall 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-11-06	rnd 4	type Rapid	result 1	date 2021-11-06	rnd 5	type Rapid	result 1
		Opponent Nhanha, E (Esam)				Opponent Abersalie, S (Shakira)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 5	type Rapid	result 1	date 2022-08-26	rnd 8	type Rapid	result 1
		Opponent Inch, M (Morgan)				Opponent Yongama, A (Amzolele)
2	2	Tournament SBDCU Rapid Fountains Mall 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-11-06	rnd 4	type Rapid	result 1	date 2021-11-06	rnd 5	type Rapid	result 1
		Opponent Nhanha, E (Esam)				Opponent Abersalie, S (Shakira)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 11	type Rapid	result 1	date 2022-08-26	rnd 11	type Rapid	result 1
		Opponent Van Niewenhuizen, J (Jesse)				Opponent Van Niewenhuizen, J (Jesse)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 5	type Rapid	result 1	date 2022-08-26	rnd 8	type Rapid	result 1
		Opponent Inch, M (Morgan)				Opponent Yongama, A (Amzolele)
2	2	Tournament SBDCU Rapid Fountains Mall 2021				Tournament SBDCU Rapid Fountains Mall 2021
		date 2021-11-06	rnd 4	type Rapid	result 1	date 2021-11-06	rnd 5	type Rapid	result 1
		Opponent Nhanha, E (Esam)				Opponent Abersalie, S (Shakira)
3	1	Tournament Stulting Sports Day 2022				Tournament Stulting Sports Day 2022
		date 2022-08-26	rnd 11	type Rapid	result 1	date 2022-08-26	rnd 11	type Rapid	result 1
		Opponent Van Niewenhuizen, J (Jesse)				Opponent Van Niewenhuizen, J (Jesse)

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	Geldenhuys ,K (Keaton)	1	1	425	0	0	0	1	1	425	0	0	0
1	Geldenhuys ,K (Keaton)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
2	Klein ,G (Godwin)	1	1	425	0	0	0	1	1	425	0	0	0
2	Klein ,G (Godwin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Nhanha ,E (Esam)	1	1	425	0	0	0	1	1	425	0	0	0
3	Nhanha ,E (Esam)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Terblanche ,T (Tiaan)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
4	Terblanche ,T (Tiaan)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
5	Van Niewenhuizen ,J (Jesse)	1	1	425	0	0	0	1	1	425	0	0	0
5	Van Niewenhuizen ,J (Jesse)	1	1198.6	1623.6	0	0	0	1	1200	1623.6	0	0	0
6	Terblanche ,N (Nathaniel-Jayoen)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Terblanche ,N (Nathaniel-Jayoen)	1	1280.9	855.9	0	0	0	1	1310	855.9	0	0	0
7	Hickman ,H (Handro)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Hickman ,H (Handro)	1	1249.2	824.2	0	0	0	1	1200	824.2	0	0	0
8	Forbes ,J (Jamie)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
8	Forbes ,J (Jamie)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
9	Kanyenze ,L (Lincoln)	1	1	425	0	0	0	1	1	425	0	0	0
9	Kanyenze ,L (Lincoln)	1	1215.3	1640.3	0	0	0	1	1200	1640.3	0	0	0
10	Abersalie ,S (Shakira)	1	1	425	0	0	0	1	1	425	0	0	0
10	Abersalie ,S (Shakira)	1	1206.7	1631.7	0	0	0	1	1182.8	1631.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Van Der Merwe, J (Joseph)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms