Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkosi, O (Okuhle)

Chess SA id

2120313815

FIDE id

Date of birth

2012-09-25 (U16)

Gender

Female

Region

Amajuba (KAN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-12-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1426.6	1274.4	1426.7	1200
Raw rating	1381.1	1274.4	1426.7	1200
Weighted rating	1231.9	1202.6	1247.7	1200
Weighted performance	1426.6	0	0	0
Floor	881.1	774.4	926.7	700
K-factor	36	36	32	36
Min/Max rating change allowed	128.1	149.1	120.1	165.8
Highest rating	1426.6 2026-01-01	1274.4 2026-01-01	1426.7 2025-11-30	1200 2024-12-01
Highest raw rating	1381.1 2026-01-01	1274.4 2026-01-01	1426.7 2025-11-30	1200 2024-12-01
Highest weighted rating	1231.9 2026-01-01	1202.6 2026-01-01	1230.8 2025-11-30	1200 2024-12-01
Highest weighted performance	1426.6 2026-01-01	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-9.5	0	0	0
New rating	1417	1274.4	1426.7	1200
Analysis
Rating	1426.6	1274.4	1426.7	1200
Raw rating	1381.1	1274.4	1426.7	1200
Weighted rating	1231.9	1202.6	1247.7
Weighted performance	1426.6	0	0
K-factor	36	36	32	36
Floor	881.1	774.4	926.7	700
Max/Min rating change allowed	128.1	149.1	120.1	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	1381.1	1274.4	1426.7	1200
New weighted rating	1245	1208.5	1263.7	1200
New weighted performance	1417	0	0	0
Temp new rating	1417	1274.4	1426.7	1200
Temp new rating +/-	-9.5	0	0	0
Final new rating +/-	-9.5	0	0	0
New rating	1417	1274.4	1426.7	1200
New K-factor	36	36	32	36
New floor	881.1	774.4	926.7	700

Item	Main	Standard	Rapid
	0	0	0
	19	0	19
	6	6	0
	0	0	0
	0	0	0
	0	0	0
History	25	6	19

Games since
	Main 25	Standard 6		Rapid 19		Blitz 0
Gender	Female
Age group	U14
Region	Amajuba (KAN)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-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	19	17.5	92.11	357.9	1199.2	1557.1
Standard	0	0	0	0	0	0
Rapid	19	17.5	92.11	357.9	1199.2	1557.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	25	19.5	78	238	1211.6	1449.6
Standard	6	2	33.33	-141.7	1250.7	1109
Rapid	19	17.5	92.11	357.9	1199.2	1557.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1381.1	1274.4	1426.7	1200
2025-11-30	1350.7	1197	1426.7	1200
2025-11-01	1306.2	1197	1365.8	1200
2025-09-30	1197.9	1197	1200	1200
2025-09-01	1197.9	1197	1200	1200
2025-08-01	1197.9	1197	1200	1200
2025-07-01	1197.9	1197	1200	1200
2025-06-01	1197.9	1197	1200	1200
2025-05-01	1197.9	1197	1200	1200
2025-04-01	1197.9	1197	1200	1200
2025-03-01	1197.9	1196.9	1200	1200
2025-02-01	1196.7	1195.1	1200	1200
2025-01-01	1178.8	1168.8	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	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

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	2025 SALGA KZN DSAC Games (U14 Female)	2025-12-05	2025-12-07	Standard	Umgungunglovu (KUP)	7	7	5	Yes	Analysis
2	Amajuba Mayoral Cup 2025 (U14 Girls)	2025-11-15	2025-11-15	Rapid	Amajuba (KAN)	7	7	6.5	Yes	Analysis
3	Newcastle Mayoral Cup 2025 (U14)	2025-10-18	2025-10-18	Rapid	Amajuba (KAN)	6	6	6	Yes	Analysis
4	Newcastle Zone 3 Osizweni 2025 (U14)	2025-10-12	2025-10-12	Rapid	Amajuba (KAN)	6	6	5	Yes	Analysis
5	2024 SALGA KZN DSAC Games	2024-12-06	2024-12-08	Standard	Ethekwini (KED)	7	6	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament Newcastle Zone 3 Osizweni 2025				Tournament Newcastle Mayoral Cup 2025
		date 2025-10-12	rnd 5	type Rapid	result 1	date 2025-10-18	rnd 6	type Rapid	result 1
		Opponent Nkosi, S (Snothando)				Opponent Mthimkhulu, W (Wanda)
2	3	Tournament Newcastle Zone 3 Osizweni 2025				Tournament Newcastle Zone 3 Osizweni 2025
		date 2025-10-12	rnd 1	type Rapid	result 1	date 2025-10-12	rnd 3	type Rapid	result 1
		Opponent Mpungose, C (Christine)				Opponent Mthembu, LST (Lwandle)
3	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-07	rnd 6	type Standard	result 1	date 2024-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, F (Fanele)				Opponent Gumede, F (Fanele)

#	Games	Start				End
1	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-07	rnd 6	type Standard	result 1	date 2024-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, F (Fanele)				Opponent Gumede, F (Fanele)
2	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-06	rnd 2	type Standard	result 1	date 2024-12-06	rnd 2	type Standard	result 1
		Opponent Ngube, O (Owami)				Opponent Ngube, O (Owami)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-07	rnd 6	type Standard	result 1	date 2024-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, F (Fanele)				Opponent Gumede, F (Fanele)
2	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-06	rnd 2	type Standard	result 1	date 2024-12-06	rnd 2	type Standard	result 1
		Opponent Ngube, O (Owami)				Opponent Ngube, O (Owami)

#	Games	Start				End
1	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-07	rnd 6	type Standard	result 1	date 2024-12-07	rnd 6	type Standard	result 1
		Opponent Gumede, F (Fanele)				Opponent Gumede, F (Fanele)
2	1	Tournament 2024 SALGA KZN DSAC Games				Tournament 2024 SALGA KZN DSAC Games
		date 2024-12-06	rnd 2	type Standard	result 1	date 2024-12-06	rnd 2	type Standard	result 1
		Opponent Ngube, O (Owami)				Opponent Ngube, O (Owami)

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	Mthembu ,LST (Lwandle)	2	2	425	0	0	0	2	2	425	0	0	0
1	Mthembu ,LST (Lwandle)	2	1254.3	1679.3	0	0	0	2	1230.2	1679.3	0	0	0
2	Mdhluli ,A (Ayabonga)	2	1	0	0	0	0	2	1	0	0	0	0
2	Mdhluli ,A (Ayabonga)	2	1193.6	1193.6	0	0	0	2	1200	1193.6	0	0	0
3	Nkosi ,S (Snothando)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
3	Nkosi ,S (Snothando)	2	1158	1370.5	0	0	0	2	1209.8	1370.5	0	0	0
4	Mpungose ,C (Christine)	2	2	425	0	0	0	2	2	425	0	0	0
4	Mpungose ,C (Christine)	2	1200	1625	0	0	0	2	1200	1625	0	0	0
5	Gumede ,F (Fanele)	1	1	425	1	1	425	0	0	0	0	0	0
5	Gumede ,F (Fanele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Magudulela ,B (Busiswa)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Magudulela ,B (Busiswa)	1	1444.7	1019.7	1	1428.1	1019.7	0	0	0	0	0	0
7	Ncayiyana ,S (Snakho)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Ncayiyana ,S (Snakho)	1	1229.2	804.2	1	1234	804.2	0	0	0	0	0	0
8	Power ,A (Amber)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Power ,A (Amber)	1	1253.6	828.6	1	1157.1	828.6	0	0	0	0	0	0
9	Sibiya ,E (Elihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Sibiya ,E (Elihle)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Mavuso ,A (Amahle)	1	1	425	0	0	0	1	1	425	0	0	0
10	Mavuso ,A (Amahle)	1	1222.4	1647.4	0	0	0	1	1240	1647.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Nkosi, O (Okuhle)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms