Chess South Africa Ratings Database

PLAYER PAGE

Personal

Okwonko, E (Eberechukwu)

Chess SA id

2140326541

FIDE id

Date of birth

2014-01-04 (U12)

Gender

Female

Region

Eden (WEG)

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	1195.1	1194.2	1200	1200
Raw rating	1168.8	1162.9	1200	1200
Weighted rating	1195.1	1194.2	1200	1200
Weighted performance	0	0	0	0
Floor	699	699	700	700
K-factor	40	40	40	40
Min/Max rating change allowed	173.3	174.8	165.8	165.8
Highest rating	1199 2025-08-26	1199 2025-08-26	1199 2025-08-26	1199 2025-08-26
Highest raw rating	1199 2025-08-26	1199 2025-08-26	1199 2025-08-26	1199 2025-08-26
Highest weighted rating	1197.5 2025-09-01	1197 2025-09-01	0 2025-08-26	0 2025-08-26
Highest weighted performance	0 2025-08-26	0 2025-08-26	0 2025-08-26	0 2025-08-26

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.3	-2.7	0	0
New rating	1192.8	1191.5	1200	1200
Analysis
Rating	1195.1	1194.2	1200	1200
Raw rating	1168.8	1162.9	1200	1200
Weighted rating	1195.1	1194.2	1200
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	699	699	700	700
Max/Min rating change allowed	173.3	174.8	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	1168.8	1162.9	1200	1200
New weighted rating	1192.8	1191.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1192.8	1191.5	1200	1200
Temp new rating +/-	-2.3	-2.7	0	0
Final new rating +/-	-2.3	-2.7	0	0
New rating	1192.8	1191.5	1200	1200
New K-factor	40	40	36	36
New floor	699	699	700	700

Item	Main	Standard
	0	0
	4	4
	0	0
	0	0
	0	0
	0	0
History	4	4

Games since
	Main 4	Standard 4		Rapid 0		Blitz 0
Gender	F
Age group	U12
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-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	4	1	25	-212.5	1195.3	982.8
Standard	4	1	25	-212.5	1195.3	982.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	4	1	25	-212.5	1195.3	982.8
Standard	4	1	25	-212.5	1195.3	982.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1168.8	1162.9	1200	1200
2025-09-01	1168.8	1162.9	1200	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	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
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U11 Girls)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U11 Girls)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Lawrence, S (Shakinah)				Opponent Lawrence, S (Shakinah)

#	Games	Start				End
1	1	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Lawrence, S (Shakinah)				Opponent Lawrence, S (Shakinah)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Lawrence, S (Shakinah)				Opponent Lawrence, S (Shakinah)

#	Games	Start				End
1	1	Tournament Eden Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-08-16	rnd 5	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Lawrence, S (Shakinah)				Opponent Lawrence, S (Shakinah)

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	Van Der Westhuizen ,G (Gabriella)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Van Der Westhuizen ,G (Gabriella)	1	1175.5	750.5	1	1170.4	750.5	0	0	0	0	0	0
2	Kapp ,L (Loche)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kapp ,L (Loche)	1	1198.4	773.4	1	1198.4	773.4	0	0	0	0	0	0
3	Jordaan ,Z (Zoila)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Jordaan ,Z (Zoila)	1	1208.2	783.2	1	1222.1	783.2	0	0	0	0	0	0
4	Lawrence ,S (Shakinah)	1	1	425	1	1	425	0	0	0	0	0	0
4	Lawrence ,S (Shakinah)	1	1199	1624	1	1198.8	1624	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Okwonko, E (Eberechukwu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms