Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ogunjiofor, O (Onyinye)

Chess SA id

107066888

FIDE id

Date of birth

2007-07-15 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1502.1	1496.5	813.2	717.8
Raw rating	1502.1	1496.5	813.2	717.8
Weighted rating	1501.2	1495.4	812.2	717.8
Weighted performance	1133.7	1130	0	0
Floor	1020.3	1017.2	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	107.8	108.7	287.7	329.6
Highest rating	1533.1 2023-07-01	1528.8 2023-07-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1520.3 2023-10-01	1517.2 2023-10-01	813.2 2024-02-01	717.8 2024-02-01
Highest weighted rating	1520.3 2025-02-01	1517.2 2025-02-01	813.2 2024-11-01	717.8 2024-11-01
Highest weighted performance	1533.1 2023-07-01	1528.8 2023-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1502.1	1496.5	813.2	717.8
Analysis
Rating	1502.1	1496.5	813.2	717.8
Raw rating	1502.1	1496.5	813.2	717.8
Weighted rating	1501.2	1495.4	812.2
Weighted performance	1133.7	1130	0
K-factor	32	32	40	40
Floor	1020.3	1017.2	500	500
Max/Min rating change allowed	107.8	108.7	287.7	329.6
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	1502.1	1496.5	813.2	717.8
New weighted rating	1501.1	1495.2	812.9	717.8
New weighted performance	1132.4	1128.7	0	0
Temp new rating	1502.1	1496.5	813.2	717.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1502.1	1496.5	813.2	717.8
New K-factor	32	32	40	40
New floor	1020.3	1017.2	500	500

Item	Main	Standard
	0	0
	9	9
	5	5
	38	38
	22	22
	5	5
History	279	279

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	9	2.5	27.78	-188.9	1394.4	1205.5
Standard	9	2.5	27.78	-188.9	1394.4	1205.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	189	121	64.02	119.2	1167	1286.2
Standard	189	121	64.02	119.2	1167	1286.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1502.1	1496.5	813.2	717.8
2025-09-01	1502.1	1496.5	813.2	717.8
2025-08-01	1502.1	1496.5	813.2	717.8
2025-07-01	1502.1	1496.5	813.2	717.8
2025-06-01	1502.1	1496.5	813.2	717.8
2025-05-01	1499.4	1493.4	813.2	717.8
2025-04-01	1502.6	1497	813.2	717.8
2025-03-01	1499.3	1493.2	813.2	717.8
2025-02-01	1501.7	1496.3	813.2	717.8
2025-01-01	1493.7	1486.2	813.2	717.8
2024-12-01	1493.7	1486.2	813.2	717.8
2024-11-01	1493.7	1486.2	813.2	717.8
2024-10-01	1493.7	1486.2	813.2	717.8
2024-09-01	1493.7	1486.2	813.2	717.8
2024-08-01	1493.7	1486.2	813.2	717.8
2024-07-01	1512	1508.6	813.2	717.8
2024-06-01	1512	1508.6	813.2	717.8
2024-08-01	1512	1508.6	813.2	717.8
2024-04-01	1512	1508.6	813.2	717.8
2024-03-01	1512	1508.6	813.2	717.8
2024-02-01	1512	1508.6	813.2	717.8
2024-01-01	1512	1508.6	813.2	717.8
2023-12-01	1512	1508.6	717.8	717.8
2023-11-01	1520.3	1517.2	717.8	717.8

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	Mpumalanga Open Chess Championship 2025 (A)	2025-04-19	2025-04-19	Standard	Ehlanzeni (MEN)	5	4	1	Yes	Analysis
2	Uplands Chess Tournament 2025 (Open)	2025-02-08	2025-02-08	Standard	Ehlanzeni (MEN)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Mpumalanga Open Chess Championship 2025 (A)	2025-04-19	2025-04-19	Standard	Ehlanzeni (MEN)	5	4	1	Yes	Analysis
2	Uplands Chess Tournament 2025 (Open)	2025-02-08	2025-02-08	Standard	Ehlanzeni (MEN)	5	5	1.5	Yes	Analysis
3	2024 Chess Unlimited Invitational (Section 3)	2024-07-06	2024-07-06	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
4	Mbombela Chess Club Annual 2023 (U18)	2023-12-02	2023-12-02	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
5	Trac N4 Mbombela Chess Tournament 2023 (U18)	2023-09-09	2023-09-09	Standard	Ehlanzeni (MEN)	5	5	4.5	Yes	Analysis
6	White River Primary 2023 (U20)	2023-07-21	2023-07-21	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
7	Interhigh 2023 (U19)	2023-07-29	2023-07-29	Standard	Ehlanzeni (MEN)	5	4	4	Yes	Analysis
8	Robbies 2023 (U20)	2023-05-11	2023-05-11	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
9	Oikos Chess Tournament 2023 (U20)	2023-03-11	2023-03-11	Standard	Ehlanzeni (MEN)	5	4	3	Yes	Analysis
10	Uplands Chess Tournament 2023 (U20)	2023-02-25	2023-02-25	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
11	Penryn Chess Tournament 2023 (U20)	2023-02-11	2023-02-11	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
12	2022 South African Junior Team Chess Championships (U16 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
13	White River Primary 2022 (U20)	2022-07-30	2022-07-30	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
14	Rob Ferreira Chess Tournament 2022 (U16)	2022-05-07	2022-05-07	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
15	Uplands Chess Tournament 2022 (U16)	2022-02-26	2022-02-26	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
16	Chess Unlimited 1 2021 (U16)	2021-10-23	2021-10-23	Standard	Ehlanzeni (MEN)	5	5	0	Yes	Analysis
17	Bergvlam Tournament 2020 (U14)	2020-03-14	2020-03-14	Standard	Ehlanzeni (MEN)	5	4	4	Yes	Analysis
18	Uplands 2020 (U14)	2020-01-25	2020-01-25	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
19	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
20	Ehlanzeni Open 2019 (C)	2019-07-20	2019-07-20	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
21	De Goede Top 10 2019 (U14)	2019-07-03	2019-07-03	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
22	Barberton Primary 2019 (U14)	2019-07-27	2019-07-27	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
23	Rob Ferreira 2019 (A)	2019-04-06	2019-04-06	Standard	Ehlanzeni (MEN)	5	4	1.5	Yes	Analysis
24	Curro Open 2019 (U14)	2019-04-12	2019-04-12	Standard	Ehlanzeni (MEN)	5	5	4.5	Yes	Analysis
25	Uplands Open Age 2019 (U14)	2019-03-09	2019-03-09	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
26	Penryn Age Open 2019 (U14)	2019-02-09	2019-02-09	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
27	Chess Unlimited Open 2019 (A)	2019-01-26	2019-01-26	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
28	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
29	Nelpsruit Prestige 2018 (D)	2018-09-14	2018-09-15	Standard	Ehlanzeni (MEN)	6	6	4.5	Yes	Analysis
30	De Goede Top 20 Closed 2018 (U12 Open)	2018-08-18	2018-08-18	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
31	Malelane Primary 2018 (U12 Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	5	Yes	Analysis
32	Curro Age Open 2018 (U12 Open)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	4.5	Yes	Analysis
33	Penryn Age Open 2018 (U12 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
34	Uplands College Open (B)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
35	Sabie Primary 2018 (B)	2018-03-10	2018-03-10	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
36	Rob Ferreira Hoerskool Open 2018 (B)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
37	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	18	Tournament Curro Age Open 2018				Tournament Nelpsruit Prestige 2018
		date 2018-05-12	rnd 1	type Standard	result 1	date 2018-09-15	rnd 3	type Standard	result 1
		Opponent Meyntjes, H (Henco)				Opponent Pauer, M (Mieke)
2	14	Tournament White River Primary 2023				Tournament Mbombela Chess Club Annual 2023
		date 2023-07-21	rnd 3	type Standard	result 1	date 2023-12-02	rnd 2	type Standard	result 1
		Opponent Marais, J (Juan)				Opponent Mawela, C (Chegofatjo)
3	9	Tournament Rob Ferreira 2019				Tournament De Goede Top 10 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-07-03	rnd 3	type Standard	result 1
		Opponent Ground, MS (Marshane)				Opponent Mabunda, M (Mizi)

#	Games	Start				End
1	18	Tournament Curro Age Open 2018				Tournament Nelpsruit Prestige 2018
		date 2018-05-12	rnd 1	type Standard	result 1	date 2018-09-15	rnd 3	type Standard	result 1
		Opponent Meyntjes, H (Henco)				Opponent Pauer, M (Mieke)
2	14	Tournament White River Primary 2023				Tournament Mbombela Chess Club Annual 2023
		date 2023-07-21	rnd 3	type Standard	result 1	date 2023-12-02	rnd 2	type Standard	result 1
		Opponent Marais, J (Juan)				Opponent Mawela, C (Chegofatjo)
3	9	Tournament Rob Ferreira 2019				Tournament De Goede Top 10 2019
		date 2019-04-06	rnd 4	type Standard	result 1	date 2019-07-03	rnd 3	type Standard	result 1
		Opponent Ground, MS (Marshane)				Opponent Mabunda, M (Mizi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament White River Primary 2023				Tournament Trac N4 Mbombela Chess Tournament 2023
		date 2023-07-21	rnd 5	type Standard	result 1	date 2023-09-09	rnd 4	type Standard	result 1
		Opponent Macanja, FA (Fadyl Armindo)				Opponent Mokoena, L (Lebogang)
2	6	Tournament Penryn Chess Tournament 2023				Tournament Uplands Chess Tournament 2023
		date 2023-02-11	rnd 3	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Andrade, T (Tumeleng Zane)				Opponent Macanja, S (Sheirley Da Olivia Ar)
3	6	Tournament Malelane Primary 2018				Tournament De Goede Top 20 Closed 2018
		date 2018-07-21	rnd 1	type Standard	result 1	date 2018-08-18	rnd 1	type Standard	result 1
		Opponent Botha, W (Wian)				Opponent Ndlala, N (Ndumiso)

#	Games	Start				End
1	9	Tournament White River Primary 2023				Tournament Trac N4 Mbombela Chess Tournament 2023
		date 2023-07-21	rnd 5	type Standard	result 1	date 2023-09-09	rnd 4	type Standard	result 1
		Opponent Macanja, FA (Fadyl Armindo)				Opponent Mokoena, L (Lebogang)
2	6	Tournament Penryn Chess Tournament 2023				Tournament Uplands Chess Tournament 2023
		date 2023-02-11	rnd 3	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Andrade, T (Tumeleng Zane)				Opponent Macanja, S (Sheirley Da Olivia Ar)
3	6	Tournament Malelane Primary 2018				Tournament De Goede Top 20 Closed 2018
		date 2018-07-21	rnd 1	type Standard	result 1	date 2018-08-18	rnd 1	type Standard	result 1
		Opponent Botha, W (Wian)				Opponent Ndlala, N (Ndumiso)

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	Dube ,O (Olwethu)	7	3	-60.7	7	3	-60.7	0	0	0	0	0	0
1	Dube ,O (Olwethu)	7	1293.4	1232.7	7	1288.8	1232.7	0	0	0	0	0	0
2	Cooper ,N (Nathan)	6	2.5	-70.8	6	2.5	-70.8	0	0	0	0	0	0
2	Cooper ,N (Nathan)	6	1141.1	1070.3	6	1142.9	1070.3	0	0	0	0	0	0
3	Van Heerden ,D (Dante)	5	4	255	5	4	255	0	0	0	0	0	0
3	Van Heerden ,D (Dante)	5	1171.4	1426.4	5	1172.9	1426.4	0	0	0	0	0	0
4	Mcintosh ,S (Samuel)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
4	Mcintosh ,S (Samuel)	4	1181.2	1074.9	4	1179.3	1074.9	0	0	0	0	0	0
5	Onwusaka ,L (Lucky)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
5	Onwusaka ,L (Lucky)	4	1057.9	1164.2	4	1065.3	1164.2	0	0	0	0	0	0
6	Van Heerden ,J (Joshua)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
6	Van Heerden ,J (Joshua)	4	1457	1138.2	4	1453.7	1138.2	0	0	0	0	0	0
7	Ogunjiofor ,AJ (Asinobi Jeffrey)	4	0	-425	4	0	-425	0	0	0	0	0	0
7	Ogunjiofor ,AJ (Asinobi Jeffrey)	4	1487.2	1062.2	4	1490	1062.2	0	0	0	0	0	0
8	Mokoena ,L (Lesego)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Mokoena ,L (Lesego)	3	933.1	1074.8	3	933.8	1074.8	0	0	0	0	0	0
9	Lukhele ,V (Vuyelwa)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	Lukhele ,V (Vuyelwa)	3	1189.2	1330.9	3	1184.5	1330.9	0	0	0	0	0	0
10	Ngwenya ,M (Msizi)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
10	Ngwenya ,M (Msizi)	3	1225.9	1367.5	3	1228.3	1367.5	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

Ogunjiofor, O (Onyinye)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms