Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zulu, S (Sinobom)

Chess SA id

2030116078

FIDE id

Date of birth

2003-09-16 (Adult)

Gender

Female

Region

Frances Baard (NCF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-12-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1382.2	1398.1	1204.7	1200
Raw rating	1382.2	1398.1	1204.7	1200
Weighted rating	1355.4	1356.1	1200.4	1200
Weighted performance	1286.9	1310.1	0	0
Floor	910.3	904.8	704.7	700
K-factor	32	32	36	36
Min/Max rating change allowed	127.9	125	164.7	165.8
Highest rating	1425.5 2024-08-01	1420 2024-08-01	1204.7 2026-01-01	1200 2018-10-01
Highest raw rating	1410.3 2024-09-01	1404.8 2024-09-01	1204.7 2026-01-01	1200 2024-02-01
Highest weighted rating	1355.4 2026-01-01	1356.1 2026-01-01	1200.4 2026-01-01	1200 2018-10-01
Highest weighted performance	1425.5 2024-08-01	1420 2024-08-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1382.2	1398.1	1204.7	1200
Analysis
Rating	1382.2	1398.1	1204.7	1200
Raw rating	1382.2	1398.1	1204.7	1200
Weighted rating	1355.4	1356.1	1200.4
Weighted performance	1286.9	1310.1	0
K-factor	32	32	36	36
Floor	910.3	904.8	704.7	700
Max/Min rating change allowed	127.9	125	164.7	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	1382.2	1398.1	1204.7	1200
New weighted rating	1359.6	1361.5	1200.7	1200
New weighted performance	1277.8	1300.5	0	0
Temp new rating	1382.2	1398.1	1204.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1382.2	1398.1	1204.7	1200
New K-factor	32	32	36	36
New floor	910.3	904.8	704.7	700

Item	Main	Standard
	0	0
	0	0
	34	34
	13	13
	0	0
	0	0
History	51	51

Games since
	Main 34	Standard 34		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Frances Baard (NCF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	2477		77		51
Female	444		15		11
Adult	504		13		12
Adult Female	29		2		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	51	24	47.06	-25	1354.2	1329.2
Standard	51	24	47.06	-25	1354.2	1329.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1382.2	1398.1	1204.7	1200
2025-11-30	1365.2	1364.8	1200	1200
2025-11-01	1365.2	1364.8	1200	1200
2025-09-30	1365.2	1364.8	1200	1200
2025-09-01	1365.2	1364.8	1200	1200
2025-08-01	1365.2	1364.8	1200	1200
2025-07-01	1365.2	1364.8	1200	1200
2025-06-01	1365.2	1364.8	1200	1200
2025-05-01	1365.2	1364.8	1200	1200
2025-04-01	1365.2	1364.8	1200	1200
2025-03-01	1365.2	1364.8	1200	1200
2025-02-01	1365.2	1364.8	1200	1200
2025-01-01	1365.2	1364.8	1200	1200
2024-12-01	1363.3	1358.7	1200	1200
2024-11-01	1363.3	1358.7	1200	1200
2024-10-01	1363.3	1358.7	1200	1200
2024-09-01	1410.3	1404.8	1200	1200
2024-11-01	1222.7	1225.6	1200	1200
2024-07-01	1243.3	1248.3	1200	1200
2024-06-01	1243.3	1248.3	1200	1200
2024-05-01	1233.4	1236.1	1200	1200
2024-04-01	1233.4	1236.1	1200	1200
2024-03-01	1233.4	1236.1	1200	1200
2024-02-01	1233.4	1236.1	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	USSA Chess Championships 2025 (Ladies)	2025-12-01	2025-12-05	Standard	Johannesburg Metro (GJM)	9	9	6.5	Yes	Analysis
2	Chess for Change Stallions 2025 (Open)	2025-12-06	2025-12-06	Rapid	OR Tambo (EOR)	7	7	3	Yes	Analysis
3	2025 Frances Baard Schools Chess Festival 0.2 (Premier)	2025-09-20	2025-09-20	Standard	Frances Baard (NCF)	5	0	0	No	Analysis
4	USSA Chess Championships 2024 (Ladies)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	6	Yes	Analysis
5	2024 Moja Chess Extravaganza (Ladies)	2024-09-25	2024-09-29	Standard	Frances Baard (NCF)	9	6	1.5	Yes	Analysis
6	2024 NC Closed Chess Championships (U18 Girls-Ladies)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	4.5	Yes	Analysis
7	Womens Day Tournament 024 (A)	2024-08-09	2024-08-09	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
8	CUCSA Region VI Games 2024 (Ladies)	2024-07-09	2024-07-11	Standard	Tshwane (GTP)	6	4	0	Yes	Analysis
9	Spartan Bishops Chess Championships 2024 (Kings)	2024-05-04	2024-05-05	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
10	2023 Moja Chess Extravaganza (Ladies)	2023-09-30	2023-10-04	Standard	Frances Baard (NCF)	9	8	3.5	Yes	Analysis
11	2023 Northern Cape Closed Chess Championships (Ladies)	2023-08-25	2023-08-27	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
12	KZN Schools Winter Games 2019 (U18 Girls)	2019-06-15	2019-06-16	Standard	Ethekwini (KED)	5	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-12-01	rnd 5	type Standard	result 0.5
		Opponent Forosi, S (Siphosihle)				Opponent Buthelezi, N (Nokwanda)
2	5	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-25	rnd 5	type Standard	result 0.5
		Opponent Ahjum, KMK (Kristen)				Opponent Mebila, K (Kutlo)
3	3	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-03	rnd 9	type Standard	result 0.5
		Opponent Mantso, R (Rethabile)				Opponent Sibanda, S (Sharon)

#	Games	Start				End
1	5	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-12-01	rnd 5	type Standard	result 0.5
		Opponent Forosi, S (Siphosihle)				Opponent Buthelezi, N (Nokwanda)
2	5	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-25	rnd 5	type Standard	result 0.5
		Opponent Ahjum, KMK (Kristen)				Opponent Mebila, K (Kutlo)
3	3	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-03	rnd 9	type Standard	result 0.5
		Opponent Mantso, R (Rethabile)				Opponent Sibanda, S (Sharon)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Ahjum, KMK (Kristen)				Opponent Ahjum, SHA (Savannah)
2	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-03	rnd 8	type Standard	result 1
		Opponent Mantso, R (Rethabile)				Opponent Steyn, J (Joharina)
3	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Forosi, S (Siphosihle)				Opponent Mbatha, S (Siyethaba)

#	Games	Start				End
1	4	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-23	rnd 1	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Ahjum, KMK (Kristen)				Opponent Ahjum, SHA (Savannah)
2	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-03	rnd 8	type Standard	result 1
		Opponent Mantso, R (Rethabile)				Opponent Steyn, J (Joharina)
3	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Forosi, S (Siphosihle)				Opponent Mbatha, S (Siyethaba)

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	Ahjum ,SHA (Savannah)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Ahjum ,SHA (Savannah)	2	1640.4	1852.9	2	1645.5	1852.9	0	0	0	0	0	0
2	Muyambiri ,E (Edith)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Muyambiri ,E (Edith)	2	1607	1182	2	1607	1182	0	0	0	0	0	0
3	Sipalo ,N (Neta)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Sipalo ,N (Neta)	2	1475	1050	2	1475	1050	0	0	0	0	0	0
4	Mcpherson ,N (Naleli)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Mcpherson ,N (Naleli)	2	1598	1173	2	1605.2	1173	0	0	0	0	0	0
5	Petlele ,M (Motheo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Petlele ,M (Motheo)	1	1405.2	980.2	1	1404.7	980.2	0	0	0	0	0	0
6	Gorata ,M (Mere)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Gorata ,M (Mere)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Tlhaganyane ,B (Boikhutso)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Tlhaganyane ,B (Boikhutso)	1	1183.9	1183.9	1	1185.2	1183.9	0	0	0	0	0	0
8	Mafanya ,K (Kulasande)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mafanya ,K (Kulasande)	1	1818.5	1393.5	1	1802.9	1393.5	0	0	0	0	0	0
9	Mebila ,K (Kutlo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Mebila ,K (Kutlo)	1	1139.5	1139.5	1	1131.3	1139.5	0	0	0	0	0	0
10	Nomtshwe ,C (Chuleza)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Nomtshwe ,C (Chuleza)	1	1128.9	703.9	1	1116.3	703.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Zulu, S (Sinobom)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms