Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sefuba, Z (Zinini)

Chess SA id

1080112197

FIDE id

Date of birth

2008-03-13 (U18)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1306.6	1312.5	1200	1200
Raw rating	1306.6	1312.5	1200	1200
Weighted rating	1306.6	1312.5	1200	1200
Weighted performance	336.1	335.6	0	0
Floor	809.3	820.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	142.5	141.3	165.8	165.8
Highest rating	1432.2 2019-04-01	1425.8 2019-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1309.3 2020-01-01	1320.1 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1309.3 2021-08-01	1320.1 2021-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1432.2 2019-04-01	1425.8 2019-04-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1306.6	1312.5	1200	1200
Analysis
Rating	1306.6	1312.5	1200	1200
Raw rating	1306.6	1312.5	1200	1200
Weighted rating	1306.6	1312.5	1200
Weighted performance	336.1	335.6	0
K-factor	36	36	36	36
Floor	809.3	820.1	700	700
Max/Min rating change allowed	142.5	141.3	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	1306.6	1312.5	1200	1200
New weighted rating	1306.6	1312.5	1200	1200
New weighted performance	335.6	335.2	0	0
Temp new rating	1306.6	1312.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1306.6	1312.5	1200	1200
New K-factor	36	36	36	36
New floor	809.3	820.1	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	30	30

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	30	20.5	68.33	155.8	1170.2	1326
Standard	30	20.5	68.33	155.8	1170.2	1326
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1306.6	1312.5	1200	1200
2025-09-01	1306.6	1312.5	1200	1200
2025-08-01	1306.6	1312.5	1200	1200
2025-07-01	1306.6	1312.5	1200	1200
2025-06-01	1306.6	1312.5	1200	1200
2025-05-01	1306.6	1312.5	1200	1200
2025-04-01	1306.6	1312.5	1200	1200
2025-03-01	1306.6	1312.5	1200	1200
2025-02-01	1306.6	1312.5	1200	1200
2025-01-01	1306.6	1312.5	1200	1200
2024-12-01	1306.6	1312.5	1200	1200
2024-11-01	1306.6	1312.5	1200	1200
2024-10-01	1306.6	1312.5	1200	1200
2024-09-01	1306.6	1312.5	1200	1200
2024-08-01	1306.6	1312.5	1200	1200
2024-07-01	1306.6	1312.5	1200	1200
2024-06-01	1306.6	1312.5	1200	1200
2024-08-01	1306.6	1312.5	1200	1200
2024-04-01	1306.6	1312.5	1200	1200
2024-03-01	1306.6	1312.5	1200	1200
2024-02-01	1306.6	1312.5	1200	1200
2024-01-01	1306.6	1312.5	1200	1200
2023-12-01	1306.6	1312.5	1200	1200
2023-11-01	1306.6	1312.5	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	Khutsong Chess Club 2020 (C)	2020-03-07	2020-03-07	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
2	West Rand Junior Open 2019 (U12)	2019-08-17	2019-08-17	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
3	D2 League Finals 2019 (U11)	2019-08-03	2019-08-03	Standard	West Rand (GWR)	7	6	5	Yes	Analysis
4	2019 Gauteng School League Finals (U11 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	Merafong Schools Individuals 2019 (U11 Boys)	2019-05-04	2019-05-04	Standard	West Rand (GWR)	5	4	1.5	Yes	Analysis
6	Khutsong Chess Club Freedom Day 2019 (Beginners)	2019-04-27	2019-04-27	Standard	West Rand (GWR)	5	5	4	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2019 Gauteng School League Finals				Tournament Khutsong Chess Club 2020
		date 2019-08-23	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Maswanganye, K (Kamogelo)				Opponent Kometsi, N (Nkanyezi)
2	5	Tournament Khutsong Chess Club Freedom Day 2019				Tournament Khutsong Chess Club Freedom Day 2019
		date 2019-04-27	rnd 1	type Standard	result 1	date 2019-04-27	rnd 5	type Standard	result 0.5
		Opponent Laje, O (Oatlegile)				Opponent Maoto, O (Omphile)
3	3	Tournament D2 League Finals 2019				Tournament West Rand Junior Open 2019
		date 2019-08-03	rnd 5	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Fourie, D (Devan)				Opponent Ngwane, K (Kamogelo)

#	Games	Start				End
1	8	Tournament 2019 Gauteng School League Finals				Tournament Khutsong Chess Club 2020
		date 2019-08-23	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 3	type Standard	result 1
		Opponent Maswanganye, K (Kamogelo)				Opponent Kometsi, N (Nkanyezi)
2	5	Tournament Khutsong Chess Club Freedom Day 2019				Tournament Khutsong Chess Club Freedom Day 2019
		date 2019-04-27	rnd 1	type Standard	result 1	date 2019-04-27	rnd 5	type Standard	result 0.5
		Opponent Laje, O (Oatlegile)				Opponent Maoto, O (Omphile)
3	3	Tournament D2 League Finals 2019				Tournament West Rand Junior Open 2019
		date 2019-08-03	rnd 5	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Fourie, D (Devan)				Opponent Ngwane, K (Kamogelo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament D2 League Finals 2019				Tournament West Rand Junior Open 2019
		date 2019-08-03	rnd 5	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Fourie, D (Devan)				Opponent Ngwane, K (Kamogelo)
2	3	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 1	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Venter, I (Isabella)				Opponent Joubert, A (Arthur)
3	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Basson, P (Piper)				Opponent Naidoo, J (Janeshan)

#	Games	Start				End
1	3	Tournament D2 League Finals 2019				Tournament West Rand Junior Open 2019
		date 2019-08-03	rnd 5	type Standard	result 1	date 2019-08-17	rnd 1	type Standard	result 1
		Opponent Fourie, D (Devan)				Opponent Ngwane, K (Kamogelo)
2	3	Tournament D2 League Finals 2019				Tournament D2 League Finals 2019
		date 2019-08-03	rnd 1	type Standard	result 1	date 2019-08-03	rnd 3	type Standard	result 1
		Opponent Venter, I (Isabella)				Opponent Joubert, A (Arthur)
3	2	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Basson, P (Piper)				Opponent Naidoo, J (Janeshan)

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	Maoto ,O (Omphile)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Maoto ,O (Omphile)	2	1213.8	1001.3	2	1216	1001.3	0	0	0	0	0	0
2	Ngwane ,K (Kamogelo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Ngwane ,K (Kamogelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mosia ,K (Kamogelo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mosia ,K (Kamogelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Laje ,O (Oatlegile)	1	1	425	1	1	425	0	0	0	0	0	0
4	Laje ,O (Oatlegile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Buthelezi ,N (Nkanyiso)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Buthelezi ,N (Nkanyiso)	1	1023.1	1023.1	1	991.2	1023.1	0	0	0	0	0	0
6	Palmer ,GJ (Garry)	1	1	425	1	1	425	0	0	0	0	0	0
6	Palmer ,GJ (Garry)	1	1248.1	1673.1	1	1257.6	1673.1	0	0	0	0	0	0
7	Tshatsheka ,J (Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Tshatsheka ,J (Junior)	1	1338.3	913.3	1	1346	913.3	0	0	0	0	0	0
8	Maswanganye ,K (Kamogelo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Maswanganye ,K (Kamogelo)	1	1208.5	1208.5	1	1214	1208.5	0	0	0	0	0	0
9	Bowers ,M (Mpho)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Bowers ,M (Mpho)	1	1586.3	1161.3	1	1587.3	1161.3	0	0	0	0	0	0
10	Naidoo ,J (Janeshan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Naidoo ,J (Janeshan)	1	1252.5	1677.5	1	1262.8	1677.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Sefuba, Z (Zinini)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms