Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mthayi, O (Onikwa)

Chess SA id

1090145681

FIDE id

Date of birth

2009-06-07 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1347.5	1252	1383.7	1200
Raw rating	1347.5	1252	1383.7	1200
Weighted rating	1316.8	1252	1355.9	1200
Weighted performance	1160.3	0	0	0
Floor	847.5	752	883.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	134.4	154	127.6	165.8
Highest rating	1433.8 2023-03-01	1391 2023-10-01	1500.8 2023-03-01	1200 2018-10-01
Highest raw rating	1347.5 2025-09-01	1252 2024-02-01	1383.7 2025-09-01	1200 2024-02-01
Highest weighted rating	1314 2025-09-01	1251.8 2025-08-01	1353.3 2025-09-01	1200 2018-10-01
Highest weighted performance	1433.8 2023-03-01	1391 2023-10-01	1500.8 2023-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1347.5	1252	1383.7	1200
Analysis
Rating	1347.5	1252	1383.7	1200
Raw rating	1347.5	1252	1383.7	1200
Weighted rating	1316.8	1252	1355.9
Weighted performance	1160.3	0	0
K-factor	36	36	36	36
Floor	847.5	752	883.7	700
Max/Min rating change allowed	134.4	154	127.6	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	1347.5	1252	1383.7	1200
New weighted rating	1319.5	1252	1358.3	1200
New weighted performance	1158.8	0	0	0
Temp new rating	1347.5	1252	1383.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1347.5	1252	1383.7	1200
New K-factor	36	36	36	36
New floor	847.5	752	883.7	700

Item	Main	Standard	Rapid
	0	0	0
	5	0	5
	0	0	0
	16	6	10
	6	0	6
	0	0	0
History	27	6	21

Games since
	Main 11	Standard 6		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	5	4	80	255	1321.9	1576.9
Standard	0	0	0	0	0	0
Rapid	5	4	80	255	1321.9	1576.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	27	20	74.07	204.6	1278.2	1482.8
Standard	6	4	66.67	141.7	1233.3	1375
Rapid	21	16	76.19	222.6	1291	1513.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1347.5	1252	1383.7	1200
2025-09-01	1347.5	1252	1383.7	1200
2025-08-01	1311.1	1252	1350.7	1200
2025-07-01	1311.1	1252	1350.7	1200
2025-06-01	1311.1	1252	1350.7	1200
2025-05-01	1311.1	1252	1350.7	1200
2025-04-01	1311.1	1252	1350.7	1200
2025-03-01	1311.1	1252	1350.7	1200
2025-02-01	1311.1	1252	1350.7	1200
2025-01-01	1311.1	1252	1350.7	1200
2024-12-01	1311.1	1252	1350.7	1200
2024-11-01	1311.1	1252	1350.7	1200
2024-10-01	1311.1	1252	1350.7	1200
2024-09-01	1311.1	1252	1350.7	1200
2024-08-01	1311.1	1252	1350.7	1200
2024-07-01	1311.1	1252	1350.7	1200
2024-06-01	1311.1	1252	1350.7	1200
2024-08-01	1311.1	1252	1350.7	1200
2024-04-01	1311.1	1252	1350.7	1200
2024-03-01	1311.1	1252	1350.7	1200
2024-02-01	1311.1	1252	1350.7	1200
2024-01-01	1311.1	1252	1350.7	1200
2023-12-01	1311.1	1252	1350.7	1200
2023-11-01	1311.1	1252	1350.7	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	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
2	Paarl Boys High Chess Festival 2023 (2nd Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
3	CW Top Schools 2023 (U15 Mix)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
4	Courtrai Midas Rapid 2023 (U14)	2023-03-04	2023-03-04	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
5	Stellenbosch Primary 2022 (U13)	2022-08-13	2022-08-13	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2022				Tournament Courtrai Midas Rapid 2023
		date 2022-08-13	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 3	type Rapid	result 1
		Opponent Mbambalala, O (Owam)				Opponent Geldenhuys, L (Leathon)
2	4	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 2	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Jeppie, R (Riaad)				Opponent Odell, E (Eugene)
3	3	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-13	rnd 1	type Standard	result 1	date 2023-10-13	rnd 3	type Standard	result 1
		Opponent Aphane, N (Ndumiso)				Opponent Calitz, Z (Zandre)

#	Games	Start				End
1	3	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-13	rnd 1	type Standard	result 1	date 2023-10-13	rnd 3	type Standard	result 1
		Opponent Aphane, N (Ndumiso)				Opponent Calitz, Z (Zandre)
2	1	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-14	rnd 5	type Standard	result 1	date 2023-10-14	rnd 5	type Standard	result 1
		Opponent Janse Van Rensburg, A (Arden)				Opponent Janse Van Rensburg, A (Arden)

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2022				Tournament Courtrai Midas Rapid 2023
		date 2022-08-13	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 3	type Rapid	result 1
		Opponent Mbambalala, O (Owam)				Opponent Geldenhuys, L (Leathon)
2	4	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 2	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Jeppie, R (Riaad)				Opponent Odell, E (Eugene)
3	3	Tournament Courtrai Midas Rapid 2023				Tournament CW Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-08-26	rnd 2	type Rapid	result 1
		Opponent Koopman, J (Jayden)				Opponent De Klerk, H (Hanro)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2022				Tournament Courtrai Midas Rapid 2023
		date 2022-08-13	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 3	type Rapid	result 1
		Opponent Mbambalala, O (Owam)				Opponent Geldenhuys, L (Leathon)
2	4	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 2	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Jeppie, R (Riaad)				Opponent Odell, E (Eugene)
3	3	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-13	rnd 1	type Standard	result 1	date 2023-10-13	rnd 3	type Standard	result 1
		Opponent Aphane, N (Ndumiso)				Opponent Calitz, Z (Zandre)

#	Games	Start				End
1	3	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-13	rnd 1	type Standard	result 1	date 2023-10-13	rnd 3	type Standard	result 1
		Opponent Aphane, N (Ndumiso)				Opponent Calitz, Z (Zandre)
2	1	Tournament Paarl Boys High Chess Festival 2023				Tournament Paarl Boys High Chess Festival 2023
		date 2023-10-14	rnd 5	type Standard	result 1	date 2023-10-14	rnd 5	type Standard	result 1
		Opponent Janse Van Rensburg, A (Arden)				Opponent Janse Van Rensburg, A (Arden)

#	Games	Start				End
1	5	Tournament Stellenbosch Primary 2022				Tournament Courtrai Midas Rapid 2023
		date 2022-08-13	rnd 5	type Rapid	result 1	date 2023-03-04	rnd 3	type Rapid	result 1
		Opponent Mbambalala, O (Owam)				Opponent Geldenhuys, L (Leathon)
2	4	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 2	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Jeppie, R (Riaad)				Opponent Odell, E (Eugene)
3	3	Tournament Courtrai Midas Rapid 2023				Tournament CW Top Schools 2023
		date 2023-03-04	rnd 5	type Rapid	result 1	date 2023-08-26	rnd 2	type Rapid	result 1
		Opponent Koopman, J (Jayden)				Opponent De Klerk, H (Hanro)

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	De Klerk ,H (Hanro)	2	2	425	0	0	0	2	2	425	0	0	0
1	De Klerk ,H (Hanro)	2	1290.4	1715.4	0	0	0	2	1265.9	1715.4	0	0	0
2	Odell ,E (Eugene)	2	2	425	0	0	0	2	2	425	0	0	0
2	Odell ,E (Eugene)	2	1227.7	1652.7	0	0	0	2	1255.1	1652.7	0	0	0
3	Janse Van Rensburg ,A (Arden)	1	1	425	1	1	425	0	0	0	0	0	0
3	Janse Van Rensburg ,A (Arden)	1	1300.3	1725.3	1	1271.7	1725.3	0	0	0	0	0	0
4	Calitz ,Z (Zandre)	1	1	425	1	1	425	0	0	0	0	0	0
4	Calitz ,Z (Zandre)	1	1284	1709	1	1307	1709	0	0	0	0	0	0
5	Louw ,J (Josua)	1	1	425	1	1	425	0	0	0	0	0	0
5	Louw ,J (Josua)	1	1236.5	1661.5	1	1244.6	1661.5	0	0	0	0	0	0
6	Aphane ,N (Ndumiso)	1	1	425	1	1	425	0	0	0	0	0	0
6	Aphane ,N (Ndumiso)	1	1165.3	1590.3	1	1158.6	1590.3	0	0	0	0	0	0
7	Geldenhuys ,L (Leathon)	1	1	425	0	0	0	1	1	425	0	0	0
7	Geldenhuys ,L (Leathon)	1	1358	1783	0	0	0	1	1361.6	1783	0	0	0
8	Mbambalala ,O (Owam)	1	1	425	0	0	0	1	1	425	0	0	0
8	Mbambalala ,O (Owam)	1	1204.3	1629.3	0	0	0	1	1176.4	1629.3	0	0	0
9	Manuhwa ,P (Progress)	1	1	425	0	0	0	1	1	425	0	0	0
9	Manuhwa ,P (Progress)	1	1305.5	1730.5	0	0	0	1	1253.1	1730.5	0	0	0
10	Strydom ,MJ (Matthys Jacobus)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Strydom ,MJ (Matthys Jacobus)	1	1400.7	975.7	0	0	0	1	1325.7	975.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Mthayi, O (Onikwa)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms