Chess South Africa Ratings Database

PLAYER PAGE

Personal

Matthews, J (James)

Chess SA id

1100315369

FIDE id

Date of birth

2010-09-11 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1252.7	1263.2	1200	1200
Raw rating	1252.7	1263.2	1200	1200
Weighted rating	1220.5	1224.7	1200	1200
Weighted performance	0	0	0	0
Floor	752.7	763.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.8	151.5	165.8	165.8
Highest rating	1252.7 2025-09-01	1263.2 2025-09-01	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1252.7 2025-09-01	1263.2 2025-09-01	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1205.6 2025-09-01	1206.9 2025-09-01	1200 2025-03-01	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1252.7	1263.2	1200	1200
Analysis
Rating	1252.7	1263.2	1200	1200
Raw rating	1252.7	1263.2	1200	1200
Weighted rating	1220.5	1224.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	752.7	763.2	700	700
Max/Min rating change allowed	153.8	151.5	165.8	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	1252.7	1263.2	1200	1200
New weighted rating	1223.8	1228.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1252.7	1263.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1252.7	1263.2	1200	1200
New K-factor	36	36	36	36
New floor	752.7	763.2	700	700

Item	Main	Standard
	0	0
	14	14
	0	0
	0	0
	0	0
	0	0
History	14	14

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	14	8	57.14	60.7	1219.6	1280.3
Standard	14	8	57.14	60.7	1219.6	1280.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	8	57.14	60.7	1219.6	1280.3
Standard	14	8	57.14	60.7	1219.6	1280.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1252.7	1263.2	1200	1200
2025-11-30	1252.7	1263.2	1200	1200
2025-11-01	1252.7	1263.2	1200	1200
2025-09-30	1252.7	1263.2	1200	1200
2025-09-01	1252.7	1263.2	1200	1200
2025-08-01	1206.9	1208.9	1200	1200
2025-07-01	1206.9	1208.9	1200	1200
2025-06-01	1206.9	1208.9	1200	1200
2025-05-01	1199.9	1199.9	1200	1200
2025-04-01	1199.8	1199.8	1200	1200
2025-03-01	1198.8	1198.5	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	Ekurhuleni North Schools Teams 2025 (U15 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
2	Benoni High School Cluster 2025 (U15)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
3	Benoni High School Cluster 15Feb 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Smit, C (Chrizelle)				Opponent Mabaso, O (Owethu)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Tauatsoala, M (Moipone)				Opponent Ntombela, M (Mvela)
3	1	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Lloyd, G (Gabriella)				Opponent Lloyd, G (Gabriella)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Smit, C (Chrizelle)				Opponent Mabaso, O (Owethu)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Tauatsoala, M (Moipone)				Opponent Ntombela, M (Mvela)
3	1	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Lloyd, G (Gabriella)				Opponent Lloyd, G (Gabriella)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Smit, C (Chrizelle)				Opponent Mabaso, O (Owethu)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Tauatsoala, M (Moipone)				Opponent Ntombela, M (Mvela)
3	1	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Lloyd, G (Gabriella)				Opponent Lloyd, G (Gabriella)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Smit, C (Chrizelle)				Opponent Mabaso, O (Owethu)
2	2	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Tauatsoala, M (Moipone)				Opponent Ntombela, M (Mvela)
3	1	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 2	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Lloyd, G (Gabriella)				Opponent Lloyd, G (Gabriella)

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	Maphothoma ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Maphothoma ,T (Tshegofatso)	1	1234.1	809.1	1	1231.6	809.1	0	0	0	0	0	0
2	Weitsz ,E (Eben)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Weitsz ,E (Eben)	1	1300	875	1	1288.5	875	0	0	0	0	0	0
3	Smith ,H (Henre)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Smith ,H (Henre)	1	1347.3	922.3	1	1361.7	922.3	0	0	0	0	0	0
4	Smit ,C (Chrizelle)	1	1	425	1	1	425	0	0	0	0	0	0
4	Smit ,C (Chrizelle)	1	1199.5	1624.5	1	1199.4	1624.5	0	0	0	0	0	0
5	Joshua ,S (Shaiden)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Joshua ,S (Shaiden)	1	1187.4	762.4	1	1200	762.4	0	0	0	0	0	0
6	Coetser ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Coetser ,W (Wian)	1	1196.9	771.9	1	1200	771.9	0	0	0	0	0	0
7	Ntombela ,M (Mvela)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ntombela ,M (Mvela)	1	1199.5	1624.5	1	1200	1624.5	0	0	0	0	0	0
8	Wolmarans ,J (Johannes)	1	1	425	1	1	425	0	0	0	0	0	0
8	Wolmarans ,J (Johannes)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Mabaso ,O (Owethu)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mabaso ,O (Owethu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Naidoo ,Z (Zen)	1	1	425	1	1	425	0	0	0	0	0	0
10	Naidoo ,Z (Zen)	1	1200	1625	1	1200	1625	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

Matthews, J (James)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms