Chess South Africa Ratings Database

PLAYER PAGE

Personal

Cerfontein, Z (Zenat)

Chess SA id

1080138163

FIDE id

Date of birth

2008-09-29 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1230	1211.5	1213.2	1200
Raw rating	1230	1211.5	1213.2	1200
Weighted rating	1229.8	1211.1	1213.2	1200
Weighted performance	0	0	0	0
Floor	730	711.5	713.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.9	163.1	162.7	165.8
Highest rating	1273.7 2022-02-01	1253.4 2024-02-01	1260.1 2022-02-01	1200 2018-10-01
Highest raw rating	1230 2024-03-01	1211.5 2024-03-01	1213.2 2024-02-01	1200 2024-02-01
Highest weighted rating	1229.6 2025-08-01	1210.7 2025-08-01	1213.2 2024-02-01	1200 2018-10-01
Highest weighted performance	1273.7 2022-02-01	1253.4 2024-02-01	1260.1 2022-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1230	1211.5	1213.2	1200
Analysis
Rating	1230	1211.5	1213.2	1200
Raw rating	1230	1211.5	1213.2	1200
Weighted rating	1229.8	1211.1	1213.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	730	711.5	713.2	700
Max/Min rating change allowed	158.9	163.1	162.7	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	1230	1211.5	1213.2	1200
New weighted rating	1229.9	1211.3	1213.2	1200
New weighted performance	0	0	0	0
Temp new rating	1230	1211.5	1213.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1230	1211.5	1213.2	1200
New K-factor	36	36	36	36
New floor	730	711.5	713.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	6	6	0
	0	0	0
	5	0	5
	0	0	0
History	11	6	5

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	11	6	54.55	38.6	1247.9	1286.5
Standard	6	3	50	0	1250.8	1250.8
Rapid	5	3	60	85	1244.4	1329.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1230	1211.5	1213.2	1200
2025-09-01	1230	1211.5	1213.2	1200
2025-08-01	1230	1211.5	1213.2	1200
2025-07-01	1230	1211.5	1213.2	1200
2025-06-01	1230	1211.5	1213.2	1200
2025-05-01	1230	1211.5	1213.2	1200
2025-04-01	1230	1211.5	1213.2	1200
2025-03-01	1230	1211.5	1213.2	1200
2025-02-01	1230	1211.5	1213.2	1200
2025-01-01	1230	1211.5	1213.2	1200
2024-12-01	1230	1211.5	1213.2	1200
2024-11-01	1230	1211.5	1213.2	1200
2024-10-01	1230	1211.5	1213.2	1200
2024-09-01	1230	1211.5	1213.2	1200
2024-08-01	1230	1211.5	1213.2	1200
2024-07-01	1230	1211.5	1213.2	1200
2024-06-01	1230	1211.5	1213.2	1200
2024-08-01	1230	1211.5	1213.2	1200
2024-04-01	1230	1211.5	1213.2	1200
2024-03-01	1230	1211.5	1213.2	1200
2024-02-01	1224.6	1200	1213.2	1200
2024-01-01	1224.6	1200	1213.2	1200
2023-12-01	1224.6	1200	1213.2	1200
2023-11-01	1224.6	1200	1213.2	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	NMBCU Trials 1 2024 (U18)	2024-02-16	2024-02-16	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
2	Pearson Chess Festival 2022 (Junior)	2022-02-25	2022-02-26	Rapid	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-02-16	rnd 6	type Standard	result 0.5
		Opponent Jingxa, S (Simvuyele)				Opponent Brown, K (Kershae)
2	2	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 2	type Standard	result 0.5	date 2024-02-16	rnd 3	type Standard	result 1
		Opponent Khumalo, S (Sifiso)				Opponent Ngqengele, A (Achumile)
3	2	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-25	rnd 2	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Papu, L (Lilitha)				Opponent Williams, C (Cwenga)

#	Games	Start				End
1	2	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-02-16	rnd 6	type Standard	result 0.5
		Opponent Jingxa, S (Simvuyele)				Opponent Brown, K (Kershae)
2	2	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 2	type Standard	result 0.5	date 2024-02-16	rnd 3	type Standard	result 1
		Opponent Khumalo, S (Sifiso)				Opponent Ngqengele, A (Achumile)

#	Games	Start				End
1	2	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-25	rnd 2	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Papu, L (Lilitha)				Opponent Williams, C (Cwenga)
2	1	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-26	rnd 5	type Rapid	result 1	date 2022-02-26	rnd 5	type Rapid	result 1
		Opponent Duri, CM (Chelsea Makanaka)				Opponent Duri, CM (Chelsea Makanaka)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-25	rnd 2	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Papu, L (Lilitha)				Opponent Williams, C (Cwenga)
2	1	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-02-16	rnd 5	type Standard	result 1
		Opponent Jingxa, S (Simvuyele)				Opponent Jingxa, S (Simvuyele)
3	1	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 3	type Standard	result 1	date 2024-02-16	rnd 3	type Standard	result 1
		Opponent Ngqengele, A (Achumile)				Opponent Ngqengele, A (Achumile)

#	Games	Start				End
1	1	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 5	type Standard	result 1	date 2024-02-16	rnd 5	type Standard	result 1
		Opponent Jingxa, S (Simvuyele)				Opponent Jingxa, S (Simvuyele)
2	1	Tournament NMBCU Trials 1 2024				Tournament NMBCU Trials 1 2024
		date 2024-02-16	rnd 3	type Standard	result 1	date 2024-02-16	rnd 3	type Standard	result 1
		Opponent Ngqengele, A (Achumile)				Opponent Ngqengele, A (Achumile)

#	Games	Start				End
1	2	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-25	rnd 2	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Papu, L (Lilitha)				Opponent Williams, C (Cwenga)
2	1	Tournament Pearson Chess Festival 2022				Tournament Pearson Chess Festival 2022
		date 2022-02-26	rnd 5	type Rapid	result 1	date 2022-02-26	rnd 5	type Rapid	result 1
		Opponent Duri, CM (Chelsea Makanaka)				Opponent Duri, CM (Chelsea Makanaka)

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	Chipunza ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Chipunza ,J (James)	1	1607.3	1182.3	1	1596.9	1182.3	0	0	0	0	0	0
2	Brown ,K (Kershae)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Brown ,K (Kershae)	1	1097.4	1097.4	1	1084.8	1097.4	0	0	0	0	0	0
3	Mpalala ,N (Ntando)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mpalala ,N (Ntando)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Jingxa ,S (Simvuyele)	1	1	425	1	1	425	0	0	0	0	0	0
4	Jingxa ,S (Simvuyele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Khumalo ,S (Sifiso)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Khumalo ,S (Sifiso)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Ngqengele ,A (Achumile)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ngqengele ,A (Achumile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Duri ,CM (Chelsea Makanaka)	1	1	425	0	0	0	1	1	425	0	0	0
7	Duri ,CM (Chelsea Makanaka)	1	1143.2	1568.2	0	0	0	1	1200	1568.2	0	0	0
8	Jaffray ,J (Jason)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Jaffray ,J (Jason)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Papu ,L (Lilitha)	1	1	425	0	0	0	1	1	425	0	0	0
9	Papu ,L (Lilitha)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Williams ,C (Cwenga)	1	1	425	0	0	0	1	1	425	0	0	0
10	Williams ,C (Cwenga)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Cerfontein, Z (Zenat)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms