Chess South Africa Ratings Database

PLAYER PAGE

Personal

Onyejiwa, C (Chichi)

Chess SA id

1080139928

FIDE id

Date of birth

2008-01-01 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1312.5	1331.3	1200	1200
Raw rating	1312.5	1331.3	1200	1200
Weighted rating	1312.5	1331.3	1200	1200
Weighted performance	0	0	0	0
Floor	812.5	831.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.3	137.5	165.8	165.8
Highest rating	1532.5 2022-05-01	1533.5 2022-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1312.5 2024-02-01	1331.3 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1312.5 2025-07-01	1331.3 2025-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1532.5 2022-05-01	1533.5 2022-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1312.5	1331.3	1200	1200
Analysis
Rating	1312.5	1331.3	1200	1200
Raw rating	1312.5	1331.3	1200	1200
Weighted rating	1312.5	1331.3	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	812.5	831.3	700	700
Max/Min rating change allowed	141.3	137.5	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	1312.5	1331.3	1200	1200
New weighted rating	1312.5	1331.3	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1312.5	1331.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1312.5	1331.3	1200	1200
New K-factor	36	36	36	36
New floor	812.5	831.3	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	10	10
	0	0
History	15	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	15	11.5	76.67	226.7	1222.9	1449.6
Standard	15	11.5	76.67	226.7	1222.9	1449.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1312.5	1331.3	1200	1200
2025-09-01	1312.5	1331.3	1200	1200
2025-08-01	1312.5	1331.3	1200	1200
2025-07-01	1312.5	1331.3	1200	1200
2025-06-01	1312.5	1331.3	1200	1200
2025-05-01	1312.5	1331.3	1200	1200
2025-04-01	1312.5	1331.3	1200	1200
2025-03-01	1312.5	1331.3	1200	1200
2025-02-01	1312.5	1331.3	1200	1200
2025-01-01	1312.5	1331.3	1200	1200
2024-12-01	1312.5	1331.3	1200	1200
2024-11-01	1312.5	1331.3	1200	1200
2024-10-01	1312.5	1331.3	1200	1200
2024-09-01	1312.5	1331.3	1200	1200
2024-08-01	1312.5	1331.3	1200	1200
2024-07-01	1312.5	1331.3	1200	1200
2024-06-01	1312.5	1331.3	1200	1200
2024-08-01	1312.5	1331.3	1200	1200
2024-04-01	1312.5	1331.3	1200	1200
2024-03-01	1312.5	1331.3	1200	1200
2024-02-01	1312.5	1331.3	1200	1200
2024-01-01	1312.5	1331.3	1200	1200
2023-12-01	1312.5	1331.3	1200	1200
2023-11-01	1312.5	1331.3	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	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2022 D3 Cluster Teams (U19)	2022-05-28	2022-05-28	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
3	2022 D3 Cluster City Schools (U15)	2022-04-23	2022-04-23	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2022 D3 Cluster City Schools				Tournament 2022 D3 Cluster Teams
		date 2022-04-23	rnd 3	type Standard	result 1	date 2022-05-28	rnd 5	type Standard	result 1
		Opponent Smit, I (Ignatuis)				Opponent Elliston, D (Dean)
2	2	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Lotriet, C (Cecil)				Opponent Makaleng, M (Mosa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Mahlangu, M (Mosa)				Opponent Mahlangu, M (Mosa)

#	Games	Start				End
1	8	Tournament 2022 D3 Cluster City Schools				Tournament 2022 D3 Cluster Teams
		date 2022-04-23	rnd 3	type Standard	result 1	date 2022-05-28	rnd 5	type Standard	result 1
		Opponent Smit, I (Ignatuis)				Opponent Elliston, D (Dean)
2	2	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Lotriet, C (Cecil)				Opponent Makaleng, M (Mosa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Mahlangu, M (Mosa)				Opponent Mahlangu, M (Mosa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2022 D3 Cluster City Schools				Tournament 2022 D3 Cluster Teams
		date 2022-04-23	rnd 5	type Standard	result 1	date 2022-05-28	rnd 5	type Standard	result 1
		Opponent Kruger, S (Stefan)				Opponent Elliston, D (Dean)
2	2	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Lotriet, C (Cecil)				Opponent Makaleng, M (Mosa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Mahlangu, M (Mosa)				Opponent Mahlangu, M (Mosa)

#	Games	Start				End
1	6	Tournament 2022 D3 Cluster City Schools				Tournament 2022 D3 Cluster Teams
		date 2022-04-23	rnd 5	type Standard	result 1	date 2022-05-28	rnd 5	type Standard	result 1
		Opponent Kruger, S (Stefan)				Opponent Elliston, D (Dean)
2	2	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 4	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Lotriet, C (Cecil)				Opponent Makaleng, M (Mosa)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 2	type Standard	result 1
		Opponent Mahlangu, M (Mosa)				Opponent Mahlangu, M (Mosa)

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 Heerden ,L (Lisa)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Heerden ,L (Lisa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Coetzee ,W (Willem Christoffel)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Coetzee ,W (Willem Christoffel)	1	1287.6	862.6	1	1302.7	862.6	0	0	0	0	0	0
3	Lotriet ,C (Cecil)	1	1	425	1	1	425	0	0	0	0	0	0
3	Lotriet ,C (Cecil)	1	1210	1635	1	1211.6	1635	0	0	0	0	0	0
4	Ngati ,O (Ofentse)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ngati ,O (Ofentse)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Makaleng ,M (Mosa)	1	1	425	1	1	425	0	0	0	0	0	0
5	Makaleng ,M (Mosa)	1	1390.4	1815.4	1	1374.7	1815.4	0	0	0	0	0	0
6	Passos ,L (Leandro)	1	1	425	1	1	425	0	0	0	0	0	0
6	Passos ,L (Leandro)	1	1120	1545	1	1108.4	1545	0	0	0	0	0	0
7	Sibanda ,AP (Andile Patience)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sibanda ,AP (Andile Patience)	1	1511.4	1086.4	1	1506.1	1086.4	0	0	0	0	0	0
8	Kruger ,S (Stefan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Kruger ,S (Stefan)	1	1167.1	1592.1	1	1160.4	1592.1	0	0	0	0	0	0
9	Elliston ,D (Dean)	1	1	425	1	1	425	0	0	0	0	0	0
9	Elliston ,D (Dean)	1	1183.1	1608.1	1	1179.2	1608.1	0	0	0	0	0	0
10	Van Der Westhuizen ,E (Ethan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Der Westhuizen ,E (Ethan)	1	1096.6	1521.6	1	1135.2	1521.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Onyejiwa, C (Chichi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms