Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zulu, S (Simbonile)

Chess SA id

2090302427

FIDE id

Date of birth

2009-01-20 (U18)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1233.9	1240.2	1200	1200
Raw rating	1233.9	1240.2	1200	1200
Weighted rating	1229.6	1235.1	1200	1200
Weighted performance	0	0	0	0
Floor	733.9	740.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	158	156.6	165.8	165.8
Highest rating	1317.6 2024-07-01	1315 2024-07-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1233.9 2024-08-01	1240.2 2024-08-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1233.9 2024-10-01	1240.2 2024-10-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1317.6 2024-07-01	1315 2024-07-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1233.9	1240.2	1200	1200
Analysis
Rating	1233.9	1240.2	1200	1200
Raw rating	1233.9	1240.2	1200	1200
Weighted rating	1229.6	1235.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	733.9	740.2	700	700
Max/Min rating change allowed	158	156.6	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	1233.9	1240.2	1200	1200
New weighted rating	1230.5	1236.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1233.9	1240.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1233.9	1240.2	1200	1200
New K-factor	36	36	36	36
New floor	733.9	740.2	700	700

Item	Main	Standard
	0	0
	0	0
	15	15
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	15	9	60	85	1190	1275
Standard	15	9	60	85	1190	1275
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1233.9	1240.2	1200	1200
2025-09-30	1233.9	1240.2	1200	1200
2025-09-01	1233.9	1240.2	1200	1200
2025-08-01	1233.9	1240.2	1200	1200
2025-07-01	1233.9	1240.2	1200	1200
2025-06-01	1233.9	1240.2	1200	1200
2025-05-01	1233.9	1240.2	1200	1200
2025-04-01	1233.9	1240.2	1200	1200
2025-03-01	1233.9	1240.2	1200	1200
2025-02-01	1233.9	1240.2	1200	1200
2025-01-01	1233.9	1240.2	1200	1200
2024-12-01	1233.9	1240.2	1200	1200
2024-11-01	1233.9	1240.2	1200	1200
2024-10-01	1233.9	1240.2	1200	1200
2024-09-01	1233.9	1240.2	1200	1200
2024-08-01	1233.9	1240.2	1200	1200
2024-07-01	1201.3	1202	1200	1200
2024-09-01	1201.3	1202	1200	1200
2024-05-01	1184.4	1181.6	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U17)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	0	0	No	Analysis
2	Mojazo Cluster School League 2024 (High Schools)	2024-07-26	2024-07-26	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
3	D14 Schools Individuals 2024 (U15 Girls)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	Mojazo Schools Cluster 2024 (U15)	2024-04-12	2024-04-12	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament D14 Schools Individuals 2024				Tournament Mojazo Cluster School League 2024
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-07-26	rnd 3	type Standard	result 1
		Opponent Mokoena, M (Michelle Omolemo)				Opponent Maphalala, S (Siyabonga)
2	2	Tournament D14 Schools Individuals 2024				Tournament D14 Schools Individuals 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Twala, B (Bongekile)				Opponent Msimango, N (Noluthando)
3	2	Tournament Mojazo Schools Cluster 2024				Tournament Mojazo Schools Cluster 2024
		date 2024-04-12	rnd 1	type Standard	result 1	date 2024-04-12	rnd 2	type Standard	result 1
		Opponent Moloi, K (Kgomotso)				Opponent Madonsela, S (Siyanda)

#	Games	Start				End
1	4	Tournament D14 Schools Individuals 2024				Tournament Mojazo Cluster School League 2024
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-07-26	rnd 3	type Standard	result 1
		Opponent Mokoena, M (Michelle Omolemo)				Opponent Maphalala, S (Siyabonga)
2	2	Tournament D14 Schools Individuals 2024				Tournament D14 Schools Individuals 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Twala, B (Bongekile)				Opponent Msimango, N (Noluthando)
3	2	Tournament Mojazo Schools Cluster 2024				Tournament Mojazo Schools Cluster 2024
		date 2024-04-12	rnd 1	type Standard	result 1	date 2024-04-12	rnd 2	type Standard	result 1
		Opponent Moloi, K (Kgomotso)				Opponent Madonsela, S (Siyanda)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament D14 Schools Individuals 2024				Tournament Mojazo Cluster School League 2024
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-07-26	rnd 3	type Standard	result 1
		Opponent Mokoena, M (Michelle Omolemo)				Opponent Maphalala, S (Siyabonga)
2	2	Tournament D14 Schools Individuals 2024				Tournament D14 Schools Individuals 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Twala, B (Bongekile)				Opponent Msimango, N (Noluthando)
3	2	Tournament Mojazo Schools Cluster 2024				Tournament Mojazo Schools Cluster 2024
		date 2024-04-12	rnd 1	type Standard	result 1	date 2024-04-12	rnd 2	type Standard	result 1
		Opponent Moloi, K (Kgomotso)				Opponent Madonsela, S (Siyanda)

#	Games	Start				End
1	4	Tournament D14 Schools Individuals 2024				Tournament Mojazo Cluster School League 2024
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-07-26	rnd 3	type Standard	result 1
		Opponent Mokoena, M (Michelle Omolemo)				Opponent Maphalala, S (Siyabonga)
2	2	Tournament D14 Schools Individuals 2024				Tournament D14 Schools Individuals 2024
		date 2024-05-11	rnd 1	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Twala, B (Bongekile)				Opponent Msimango, N (Noluthando)
3	2	Tournament Mojazo Schools Cluster 2024				Tournament Mojazo Schools Cluster 2024
		date 2024-04-12	rnd 1	type Standard	result 1	date 2024-04-12	rnd 2	type Standard	result 1
		Opponent Moloi, K (Kgomotso)				Opponent Madonsela, S (Siyanda)

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	Zwane ,Y (Yamkela)	1	1	425	1	1	425	0	0	0	0	0	0
1	Zwane ,Y (Yamkela)	1	1159.5	1584.5	1	1153.6	1584.5	0	0	0	0	0	0
2	Twala ,B (Bongekile)	1	1	425	1	1	425	0	0	0	0	0	0
2	Twala ,B (Bongekile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mbethe ,I (Indiphile)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mbethe ,I (Indiphile)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Lephalo ,B (Bonolo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Lephalo ,B (Bonolo)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Nene ,O (Owami)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Nene ,O (Owami)	1	1160.1	735.1	1	1154.8	735.1	0	0	0	0	0	0
6	Madonsela ,S (Siyanda)	1	1	425	1	1	425	0	0	0	0	0	0
6	Madonsela ,S (Siyanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Ncube ,K (Konkokuhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Ncube ,K (Konkokuhle)	1	1203.7	778.7	1	1209.4	778.7	0	0	0	0	0	0
8	Moloi ,K (Kgomotso)	1	1	425	1	1	425	0	0	0	0	0	0
8	Moloi ,K (Kgomotso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Shabangu ,S (Siyabonga)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Shabangu ,S (Siyabonga)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Mokoena ,M (Michelle Omolemo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mokoena ,M (Michelle Omolemo)	1	1200	1625	1	1200	1625	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

Zulu, S (Simbonile)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms