Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mamiza, Z (Zethu)

Chess SA id

2130161768

FIDE id

Date of birth

2013-10-28 (U14)

Gender

Female

Region

Nkangala (MNW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1248.5	1217.3	1266.6	1200
Raw rating	1248.5	1217.3	1266.6	1200
Weighted rating	1239.7	1201.4	1266.6	1200
Weighted performance	0	0	0	0
Floor	748.5	717.3	766.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.8	161.8	150.8	165.8
Highest rating	1424.8 2023-09-01	1217.3 2025-11-01	1510.4 2023-09-01	1200 2018-10-01
Highest raw rating	1248.5 2025-11-01	1217.3 2025-11-01	1266.6 2024-03-01	1200 2024-03-01
Highest weighted rating	1239.7 2025-11-01	1201.4 2025-11-01	1266.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1424.8 2023-09-01	1200 2024-03-01	1510.4 2023-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1248.5	1217.3	1266.6	1200
Analysis
Rating	1248.5	1217.3	1266.6	1200
Raw rating	1248.5	1217.3	1266.6	1200
Weighted rating	1239.7	1201.4	1266.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	748.5	717.3	766.6	700
Max/Min rating change allowed	154.8	161.8	150.8	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	1248.5	1217.3	1266.6	1200
New weighted rating	1240.4	1202.7	1266.6	1200
New weighted performance	0	0	0	0
Temp new rating	1248.5	1217.3	1266.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1248.5	1217.3	1266.6	1200
New K-factor	36	36	36	36
New floor	748.5	717.3	766.6	700

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

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Nkangala (MNW)
Province	Mpumalanga (MP)
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	5	3	60	85	1215.1	1300.1
Standard	5	3	60	85	1215.1	1300.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	7	70	170	1229.7	1399.7
Standard	5	3	60	85	1215.1	1300.1
Rapid	5	4	80	255	1244.3	1499.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1248.5	1217.3	1266.6	1200
2025-09-30	1238.9	1200	1266.6	1200
2025-09-01	1238.9	1200	1266.6	1200
2025-08-01	1238.9	1200	1266.6	1200
2025-07-01	1238.9	1200	1266.6	1200
2025-06-01	1238.9	1200	1266.6	1200
2025-05-01	1238.9	1200	1266.6	1200
2025-04-01	1238.9	1200	1266.6	1200
2025-03-01	1238.9	1200	1266.6	1200
2025-02-01	1238.9	1200	1266.6	1200
2025-01-01	1238.9	1200	1266.6	1200
2024-12-01	1238.9	1200	1266.6	1200
2024-11-01	1238.9	1200	1266.6	1200
2024-10-01	1238.9	1200	1266.6	1200
2024-09-01	1238.9	1200	1266.6	1200
2024-08-01	1238.9	1200	1266.6	1200
2024-07-01	1238.9	1200	1266.6	1200
2024-09-01	1238.9	1200	1266.6	1200
2024-05-01	1238.9	1200	1266.6	1200
2024-04-01	1238.9	1200	1266.6	1200
2024-03-01	1238.9	1200	1266.6	1200
2024-02-01	1238.9	1200	1266.6	1200
2024-01-01	1238.9	1200	1266.6	1200
2023-12-01	1238.9	1200	1266.6	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	Nkangala Selections 2025 (U14)	2025-09-27	2025-09-27	Standard	Nkangala (MNW)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Nkangala Selections 2025 (U14)	2025-09-27	2025-09-27	Standard	Nkangala (MNW)	5	5	3	Yes	Analysis
2	Mpumalanga Final 2023 (Girls)	2023-09-02	2023-09-02	Rapid	Gert Sibande (MGS)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Mpumalanga Final 2023				Tournament Nkangala Selections 2025
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2025-09-27	rnd 2	type Standard	result 1
		Opponent Mkhatshwa, B (Badanile)				Opponent Mzimeli, N (Njabulo)
2	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 2	type Rapid	result 1
		Opponent Sonto, M (Minenhle)				Opponent Jordaan, L (Lica)
3	1	Tournament Nkangala Selections 2025				Tournament Nkangala Selections 2025
		date 2025-09-27	rnd 4	type Standard	result 1	date 2025-09-27	rnd 4	type Standard	result 1
		Opponent Qwabe, K (Khanenisa)				Opponent Qwabe, K (Khanenisa)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 5	type Rapid	result 1
		Opponent Mkhatshwa, B (Badanile)				Opponent Reynders, C (Christelle)
2	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 2	type Rapid	result 1
		Opponent Sonto, M (Minenhle)				Opponent Jordaan, L (Lica)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 5	type Rapid	result 1
		Opponent Mkhatshwa, B (Badanile)				Opponent Reynders, C (Christelle)
2	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 2	type Rapid	result 1
		Opponent Sonto, M (Minenhle)				Opponent Jordaan, L (Lica)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 5	type Rapid	result 1
		Opponent Mkhatshwa, B (Badanile)				Opponent Reynders, C (Christelle)
2	2	Tournament Mpumalanga Final 2023				Tournament Mpumalanga Final 2023
		date 2023-09-02	rnd 1	type Rapid	result 1	date 2023-09-02	rnd 2	type Rapid	result 1
		Opponent Sonto, M (Minenhle)				Opponent Jordaan, L (Lica)

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	Mzimeli ,N (Njabulo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mzimeli ,N (Njabulo)	1	1218	1643	1	1221.7	1643	0	0	0	0	0	0
2	Nilsen ,T (Theo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nilsen ,T (Theo)	1	1258.4	833.4	1	1200	833.4	0	0	0	0	0	0
3	Sebopa ,B (Bophelo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Sebopa ,B (Bophelo)	1	1199.1	1624.1	1	1198.9	1624.1	0	0	0	0	0	0
4	Maseko ,D (Duncan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Maseko ,D (Duncan)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Qwabe ,K (Khanenisa)	1	1	425	1	1	425	0	0	0	0	0	0
5	Qwabe ,K (Khanenisa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Magombeyi ,A (Ashley)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Magombeyi ,A (Ashley)	1	1353.1	928.1	0	0	0	1	1434.2	928.1	0	0	0
7	Mkhatshwa ,B (Badanile)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mkhatshwa ,B (Badanile)	1	1259	1684	0	0	0	1	1218.4	1684	0	0	0
8	Sonto ,M (Minenhle)	1	1	425	0	0	0	1	1	425	0	0	0
8	Sonto ,M (Minenhle)	1	1191.8	1616.8	0	0	0	1	1183.4	1616.8	0	0	0
9	Jordaan ,L (Lica)	1	1	425	0	0	0	1	1	425	0	0	0
9	Jordaan ,L (Lica)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Reynders ,C (Christelle)	1	1	425	0	0	0	1	1	425	0	0	0
10	Reynders ,C (Christelle)	1	1217.7	1642.7	0	0	0	1	1238.4	1642.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Mamiza, Z (Zethu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms