Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, J (Jacques)

Chess SA id

1140313384

FIDE id

Date of birth

2014-05-30 (U12)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-11-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1226.9	1200	1226	1200
Raw rating	1226.9	1200	1226	1200
Weighted rating	1219.9	1200	1219.2	1200
Weighted performance	0	0	0	0
Floor	726.9	700	726	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.6	165.8	159.8	165.8
Highest rating	1226.9 2024-12-01	1200 2024-11-01	1226 2024-12-01	1200 2024-11-01
Highest raw rating	1226.9 2024-12-01	1200 2024-11-01	1226 2024-12-01	1200 2024-11-01
Highest weighted rating	1216.1 2025-08-01	1200 2024-11-01	1215.6 2025-08-01	1200 2024-11-01
Highest weighted performance	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1226.9	1200	1226	1200
Analysis
Rating	1226.9	1200	1226	1200
Raw rating	1226.9	1200	1226	1200
Weighted rating	1219.9	1200	1219.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	726.9	700	726	700
Max/Min rating change allowed	159.6	165.8	159.8	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	1226.9	1200	1226	1200
New weighted rating	1221	1200	1220.3	1200
New weighted performance	0	0	0	0
Temp new rating	1226.9	1200	1226	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1226.9	1200	1226	1200
New K-factor	36	36	36	36
New floor	726.9	700	726	700

Item	Main	Rapid
	0	0
	0	0
	5	5
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U12
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	5	3	60	85	1297.7	1382.7
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1297.7	1382.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1226.9	1200	1226	1200
2025-09-30	1226.9	1200	1226	1200
2025-09-01	1226.9	1200	1226	1200
2025-08-01	1226.9	1200	1226	1200
2025-07-01	1226.9	1200	1226	1200
2025-06-01	1226.9	1200	1226	1200
2025-05-01	1226.9	1200	1226	1200
2025-04-01	1226.9	1200	1226	1200
2025-03-01	1226.9	1200	1226	1200
2025-02-01	1226.9	1200	1226	1200
2025-01-01	1226.9	1200	1226	1200
2024-12-01	1226.9	1200	1226	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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	Grey Junior School Chess Team Championship 2024 (Senior)	2024-11-02	2024-11-02	Rapid	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 2	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Grobler, M (Mia)				Opponent Van Der Berg, B (Bradley)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Kops, C (Cole)				Opponent Kops, C (Cole)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 2	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Grobler, M (Mia)				Opponent Van Der Berg, B (Bradley)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Kops, C (Cole)				Opponent Kops, C (Cole)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 2	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Grobler, M (Mia)				Opponent Van Der Berg, B (Bradley)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Kops, C (Cole)				Opponent Kops, C (Cole)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 2	type Rapid	result 1	date 2024-11-02	rnd 3	type Rapid	result 1
		Opponent Grobler, M (Mia)				Opponent Van Der Berg, B (Bradley)
2	1	Tournament Grey Junior School Chess Team Championship 2024				Tournament Grey Junior School Chess Team Championship 2024
		date 2024-11-02	rnd 5	type Rapid	result 1	date 2024-11-02	rnd 5	type Rapid	result 1
		Opponent Kops, C (Cole)				Opponent Kops, C (Cole)

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	De Jager ,J (Jaeden)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	De Jager ,J (Jaeden)	1	1289.9	864.9	0	0	0	1	1203.2	864.9	0	0	0
2	Kapp ,S (Sebastian)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Kapp ,S (Sebastian)	1	1549.6	1124.6	0	0	0	1	1306.6	1124.6	0	0	0
3	Van Der Berg ,B (Bradley)	1	1	425	0	0	0	1	1	425	0	0	0
3	Van Der Berg ,B (Bradley)	1	1111	1536	0	0	0	1	1196.4	1536	0	0	0
4	Kops ,C (Cole)	1	1	425	0	0	0	1	1	425	0	0	0
4	Kops ,C (Cole)	1	1234.5	1659.5	0	0	0	1	1200	1659.5	0	0	0
5	Grobler ,M (Mia)	1	1	425	0	0	0	1	1	425	0	0	0
5	Grobler ,M (Mia)	1	1303.7	1728.7	0	0	0	1	1175.2	1728.7	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

Coetzee, J (Jacques)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms