Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joannou, M (Marios)

Chess SA id

101014109

FIDE id

Date of birth

2001-04-02 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1166	1166	942.8	942.8
Raw rating	1166	1166	942.8	942.8
Weighted rating	1165.3	1165.5	942.8	942.8
Weighted performance	0	0	0	0
Floor	666	666	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	174	174	239.2	239.2
Highest rating	1358.3 2019-07-01	1361.7 2019-07-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1166 2024-03-01	1166 2024-03-01	942.8 2024-03-01	942.8 2024-03-01
Highest weighted rating	1166 2024-11-01	1166 2024-11-01	942.8 2024-11-01	942.8 2024-11-01
Highest weighted performance	1358.3 2019-07-01	1361.7 2019-07-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1166	1166	942.8	942.8
Analysis
Rating	1166	1166	942.8	942.8
Raw rating	1166	1166	942.8	942.8
Weighted rating	1165.3	1165.5	942.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	666	666	500	500
Max/Min rating change allowed	174	174	239.2	239.2
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	1166	1166	942.8	942.8
New weighted rating	1165.8	1165.8	942.8	942.8
New weighted performance	0	0	0	0
Temp new rating	1166	1166	942.8	942.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1166	1166	942.8	942.8
New K-factor	40	40	40	40
New floor	666	666	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	39	39

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	10	8.5	85	297.5	1060.2	1357.7
Standard	10	8.5	85	297.5	1060.2	1357.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1166	1166	942.8	942.8
2025-09-01	1166	1166	942.8	942.8
2025-08-01	1166	1166	942.8	942.8
2025-07-01	1166	1166	942.8	942.8
2025-06-01	1166	1166	942.8	942.8
2025-05-01	1166	1166	942.8	942.8
2025-04-01	1166	1166	942.8	942.8
2025-03-01	1166	1166	942.8	942.8
2025-02-01	1166	1166	942.8	942.8
2025-01-01	1166	1166	942.8	942.8
2024-12-01	1166	1166	942.8	942.8
2024-11-01	1166	1166	942.8	942.8
2024-10-01	1166	1166	942.8	942.8
2024-09-01	1166	1166	942.8	942.8
2024-08-01	1166	1166	942.8	942.8
2024-07-01	1166	1166	942.8	942.8
2024-06-01	1166	1166	942.8	942.8
2024-08-01	1166	1166	942.8	942.8
2024-04-01	1166	1166	942.8	942.8
2024-03-01	1166	1166	942.8	942.8
2024-02-01	1166	1166	942.8	942.8
2024-01-01	1166	1166	942.8	942.8
2023-12-01	1092.2	1120.8	942.8	942.8
2023-11-01	1092.2	1120.8	942.8	942.8

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	JHB North High School League 2019	2019-02-19	2019-07-22	Standard	Chess Excellence (CEX)	5	5	4.5	Yes	Analysis
2	ChessExcellence JHB North High School League 2018	2018-02-19	2018-06-18	Standard	Chess Excellence (CEX)	5	5	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 1	date 2019-07-22	rnd 5	type Standard	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Clarke, E (Eric)
2	2	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-26	rnd 2	type Standard	result 1
		Opponent Macebo, S (Sean)				Opponent Gooding, M (Michael)

#	Games	Start				End
1	7	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 1	date 2019-07-22	rnd 5	type Standard	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Clarke, E (Eric)
2	2	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-26	rnd 2	type Standard	result 1
		Opponent Macebo, S (Sean)				Opponent Gooding, M (Michael)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-22	rnd 5	type Standard	result 1
		Opponent Fok, J (Johnny)				Opponent Clarke, E (Eric)
2	3	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 1	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Yende, B (Bonga)
3	2	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-26	rnd 2	type Standard	result 1
		Opponent Macebo, S (Sean)				Opponent Gooding, M (Michael)

#	Games	Start				End
1	3	Tournament JHB North High School League 2019				Tournament JHB North High School League 2019
		date 2019-05-27	rnd 3	type Standard	result 1	date 2019-07-22	rnd 5	type Standard	result 1
		Opponent Fok, J (Johnny)				Opponent Clarke, E (Eric)
2	3	Tournament ChessExcellence JHB North High School League 2018				Tournament JHB North High School League 2019
		date 2018-04-21	rnd 4	type Standard	result 1	date 2019-02-19	rnd 1	type Standard	result 1
		Opponent Masilela, S (Sphiwe)				Opponent Yende, B (Bonga)
3	2	Tournament ChessExcellence JHB North High School League 2018				Tournament ChessExcellence JHB North High School League 2018
		date 2018-02-19	rnd 1	type Standard	result 1	date 2018-02-26	rnd 2	type Standard	result 1
		Opponent Macebo, S (Sean)				Opponent Gooding, M (Michael)

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	Fok ,J (Johnny)	2	1	0	2	1	0	0	0	0	0	0	0
1	Fok ,J (Johnny)	2	916.8	916.8	2	929.2	916.8	0	0	0	0	0	0
2	Pather ,N (Nicholas)	1	1	425	1	1	425	0	0	0	0	0	0
2	Pather ,N (Nicholas)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Macebo ,S (Sean)	1	1	425	1	1	425	0	0	0	0	0	0
3	Macebo ,S (Sean)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Yende ,B (Bonga)	1	1	425	1	1	425	0	0	0	0	0	0
4	Yende ,B (Bonga)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Masilela ,S (Sphiwe)	1	1	425	1	1	425	0	0	0	0	0	0
5	Masilela ,S (Sphiwe)	1	1027.8	1452.8	1	1027.8	1452.8	0	0	0	0	0	0
6	Gooding ,M (Michael)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gooding ,M (Michael)	1	537.6	962.6	1	537.6	962.6	0	0	0	0	0	0
7	Reddy ,K (Kiaran)	1	1	425	1	1	425	0	0	0	0	0	0
7	Reddy ,K (Kiaran)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Pillay ,P (Priyolan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Pillay ,P (Priyolan)	1	1202.3	1202.3	1	1202.8	1202.3	0	0	0	0	0	0
9	Clarke ,E (Eric)	1	1	425	1	1	425	0	0	0	0	0	0
9	Clarke ,E (Eric)	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

Joannou, M (Marios)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms