Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ncubuka, S (Siphesihle)

Chess SA id

2110142720

FIDE id

Date of birth

2011-03-30 (U16)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1131.2	1126.7	1183.9	1200
Raw rating	1131.2	1126.7	1183.9	1200
Weighted rating	1126.5	1122.7	1181.5	1200
Weighted performance	728.2	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	182.9	184.1	169.7	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1131.2	1126.7	1183.9	1200
Analysis
Rating	1131.2	1126.7	1183.9	1200
Raw rating	1131.2	1126.7	1183.9	1200
Weighted rating	1126.5	1122.7	1181.5
Weighted performance	728.2	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	182.9	184.1	169.7	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	1131.2	1126.7	1183.9	1200
New weighted rating	1126.3	1122.5	1181.4	1200
New weighted performance	727.8	0	0	0
Temp new rating	1131.2	1126.7	1183.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1131.2	1126.7	1183.9	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	5	5
	5	5	0
	10	10	0
	0	0	0
History	25	20	5

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Female
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	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	25	7.5	30	-170	1200.7	1030.7
Standard	20	6.5	32.5	-148.8	1195.5	1046.8
Rapid	5	1	20	-255	1221.2	966.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1131.2	1126.7	1183.9	1200
2025-09-01	1131.2	1126.7	1183.9	1200
2025-08-01	1131.2	1126.7	1183.9	1200
2025-07-01	1131.2	1126.7	1183.9	1200
2025-06-01	1131.2	1126.7	1183.9	1200
2025-05-01	1131.2	1126.7	1183.9	1200
2025-04-01	1131.2	1126.7	1183.9	1200
2025-03-01	1131.2	1126.7	1183.9	1200
2025-02-01	1128	1124.1	1182.2	1200
2025-01-01	1068.8	1074	1151.4	1200
2024-12-01	1068.8	1074	1151.4	1200
2024-11-01	1068.8	1074	1151.4	1200
2024-10-01	1068.8	1074	1151.4	1200
2024-09-01	1161.8	1152.4	1200	1200
2024-08-01	1161.8	1152.4	1200	1200
2024-07-01	1161.8	1152.4	1200	1200
2024-06-01	1161.8	1152.4	1200	1200
2024-08-01	1161.8	1152.4	1200	1200
2024-04-01	1161.8	1152.4	1200	1200
2024-03-01	1161.8	1152.4	1200	1200
2024-02-01	1161.8	1152.4	1200	1200
2024-01-01	1161.8	1152.4	1200	1200
2023-12-01	1161.8	1152.4	1200	1200
2023-11-01	1161.8	1152.4	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	Ekurhuleni North School District Finals 2025 (U15 Girls)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North School District Finals 2025 (U15 Girls)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	Ekurhuleni North Schools Finals - Teams 2024 (U13 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	0	Yes	Analysis
3	Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls)	2024-08-02	2024-08-02	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
4	Ekurhuleni North Schools Individual Finals 2023 (U13 Girls)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
5	Ekurhuleni-North Schools Teams 2022 (U11)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	Ekurhuleni-North Schools Finals Indiv 2022 (U11 Girls)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-08-06	rnd 5	type Standard	result 1	date 2023-05-12	rnd 2	type Standard	result 1
		Opponent Nohayo, H (Hlomla)				Opponent Seobi, I (Itumeleng)
2	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 4	type Standard	result 0.5	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Dlomo, M (Maria)				Opponent Holtzhausen, D (Daniel)
3	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Matungana, S (Sbahle)				Opponent Matungana, S (Sbahle)

#	Games	Start				End
1	3	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2022-08-06	rnd 5	type Standard	result 1	date 2023-05-12	rnd 2	type Standard	result 1
		Opponent Nohayo, H (Hlomla)				Opponent Seobi, I (Itumeleng)
2	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 4	type Standard	result 0.5	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Dlomo, M (Maria)				Opponent Holtzhausen, D (Daniel)
3	1	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Henkelmann, A (Aiden)				Opponent Henkelmann, A (Aiden)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Matungana, S (Sbahle)				Opponent Matungana, S (Sbahle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 5	type Standard	result 1	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Mbangula, K (Kay-Lee Yondela)				Opponent Holtzhausen, D (Daniel)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Matungana, S (Sbahle)				Opponent Matungana, S (Sbahle)
3	1	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 2	type Standard	result 1	date 2023-05-12	rnd 2	type Standard	result 1
		Opponent Seobi, I (Itumeleng)				Opponent Seobi, I (Itumeleng)

#	Games	Start				End
1	2	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 5	type Standard	result 1	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Mbangula, K (Kay-Lee Yondela)				Opponent Holtzhausen, D (Daniel)
2	1	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 2	type Standard	result 1	date 2023-05-12	rnd 2	type Standard	result 1
		Opponent Seobi, I (Itumeleng)				Opponent Seobi, I (Itumeleng)
3	1	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 5	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Nohayo, H (Hlomla)				Opponent Nohayo, H (Hlomla)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 3	type Rapid	result 1
		Opponent Matungana, S (Sbahle)				Opponent Matungana, S (Sbahle)

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	Mbangula ,K (Kay-Lee Yondela)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mbangula ,K (Kay-Lee Yondela)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Holtzhausen ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
2	Holtzhausen ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mokoena ,R (Reitumetse)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mokoena ,R (Reitumetse)	1	1152.2	727.2	1	1142.8	727.2	0	0	0	0	0	0
4	Nohayo ,H (Hlomla)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nohayo ,H (Hlomla)	1	1203	1628	1	1202.4	1628	0	0	0	0	0	0
5	Mashego ,T (Tsepiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mashego ,T (Tsepiso)	1	1221.1	796.1	1	1224.5	796.1	0	0	0	0	0	0
6	Mthembu ,B (Bonolo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mthembu ,B (Bonolo)	1	1158.8	733.8	1	1146.4	733.8	0	0	0	0	0	0
7	Mohono ,P (Paballo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mohono ,P (Paballo)	1	1193.1	768.1	1	1188.4	768.1	0	0	0	0	0	0
8	Seobi ,I (Itumeleng)	1	1	425	1	1	425	0	0	0	0	0	0
8	Seobi ,I (Itumeleng)	1	1177.2	1602.2	1	1170.4	1602.2	0	0	0	0	0	0
9	Henkelmann ,A (Aiden)	1	1	425	1	1	425	0	0	0	0	0	0
9	Henkelmann ,A (Aiden)	1	1203.7	1628.7	1	1204.4	1628.7	0	0	0	0	0	0
10	Muzwakali ,N (Nompumelelp)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Muzwakali ,N (Nompumelelp)	1	1200	1200	1	1200	1200	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Ncubuka, S (Siphesihle)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms