Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zweni, S (Sinazo)

Chess SA id

2090315911

FIDE id

Date of birth

2009-04-06 (U18)

Gender

Female

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.5	1199.4	1200	1200
Raw rating	1199.5	1199.4	1200	1200
Weighted rating	1199.5	1199.3	1200	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	165.9	166	165.8	165.8
Highest rating	1199.9 2025-02-24	1199.9 2025-02-24	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1199.9 2025-02-24	1199.9 2025-02-24	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1199.9 2025-02-24	1199.9 2025-02-24	1200 2025-03-01	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1199.5	1199.4	1200	1200
Analysis
Rating	1199.5	1199.4	1200	1200
Raw rating	1199.5	1199.4	1200	1200
Weighted rating	1199.5	1199.3	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	165.9	166	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	1199.5	1199.4	1200	1200
New weighted rating	1199.4	1199.3	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1199.5	1199.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.5	1199.4	1200	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard
	0	0
	8	8
	0	0
	0	0
	0	0
	0	0
History	8	8

Games since
	Main 8	Standard 8		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
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	8	2	25	-212.5	1217.1	1004.6
Standard	8	2	25	-212.5	1217.1	1004.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	8	2	25	-212.5	1217.1	1004.6
Standard	8	2	25	-212.5	1217.1	1004.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1199.5	1199.4	1200	1200
2025-09-01	1199.5	1199.4	1200	1200
2025-08-01	1199.5	1199.4	1200	1200
2025-07-01	1199.5	1199.4	1200	1200
2025-06-01	1199.5	1199.4	1200	1200
2025-05-01	1199.4	1199.2	1200	1200
2025-04-01	1197.1	1196.5	1200	1200
2025-03-01	1197.3	1196.7	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	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
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	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	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
2	SBDCU Trials 5 Makhanda Leg 2025 (U18)	2025-02-22	2025-02-22	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
2	SBDCU Trials 5 Makhanda Leg 2025 (U18)	2025-02-22	2025-02-22	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament SBDCU Trials 5 Makhanda Leg 2025				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2025-02-22	rnd 4	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Ngwadla, K (Khanya)				Opponent Budaza, S (Selunathi)
2	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Williams, K (Keanu)				Opponent Williams, K (Keanu)

#	Games	Start				End
1	2	Tournament SBDCU Trials 5 Makhanda Leg 2025				Tournament SBDCU Trials 5 Makhanda Leg 2025
		date 2025-02-22	rnd 4	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Ngwadla, K (Khanya)				Opponent Budaza, S (Selunathi)
2	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Williams, K (Keanu)				Opponent Williams, K (Keanu)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Williams, K (Keanu)				Opponent Williams, K (Keanu)

#	Games	Start				End
1	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Williams, K (Keanu)				Opponent Williams, K (Keanu)

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	Wayi ,A (Amandla)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Wayi ,A (Amandla)	2	1261.4	836.4	2	1241.7	836.4	0	0	0	0	0	0
2	Williams ,K (Keanu)	1	1	425	1	1	425	0	0	0	0	0	0
2	Williams ,K (Keanu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Maerman ,L (Luyolo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Maerman ,L (Luyolo)	1	1216.5	791.5	1	1206.1	791.5	0	0	0	0	0	0
4	Timms ,S (Seth)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Timms ,S (Seth)	1	1198.6	773.6	1	1198.3	773.6	0	0	0	0	0	0
5	Budaza ,S (Selunathi)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Budaza ,S (Selunathi)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Jada ,L (Lungela)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Jada ,L (Lungela)	1	1198.8	773.8	1	1198.6	773.8	0	0	0	0	0	0
7	Ngwadla ,K (Khanya)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Ngwadla ,K (Khanya)	1	1200	1200	1	1200	1200	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Zweni, S (Sinazo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms