Chess South Africa Ratings Database

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Personal

Van Tonder, E (Ewan)

Chess SA id

1140302577

FIDE id

Date of birth

2014-12-10 (U12)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

14.5

Junior GPX Points

1357.5

Item	Main	Standard	Rapid	Blitz
Rating	1424.7	1347.2	1308.2	1200
Raw rating	1384.2	1347.2	1308.2	1200
Weighted rating	1298.8	1292.4	1233.7	1200
Weighted performance	1424.7	0	0	0
Floor	884.2	847.2	808.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	127.5	134.4	142.1	165.8
Highest rating	1525.3 2024-04-01	1514.2 2024-04-01	1308.2 2025-09-01	1200 2024-05-01
Highest raw rating	1384.2 2025-11-01	1347.2 2025-11-01	1308.2 2025-09-01	1200 2024-05-01
Highest weighted rating	1298.8 2025-11-01	1292.4 2025-11-01	1218.4 2025-09-01	1200 2024-05-01
Highest weighted performance	1525.3 2024-04-01	1514.2 2024-04-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-8.7	0	0	0
New rating	1416	1347.2	1308.2	1200
Analysis
Rating	1424.7	1347.2	1308.2	1200
Raw rating	1384.2	1347.2	1308.2	1200
Weighted rating	1298.8	1292.4	1233.7
Weighted performance	1424.7	0	0
K-factor	36	36	36	36
Floor	884.2	847.2	808.2	700
Max/Min rating change allowed	127.5	134.4	142.1	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	1384.2	1347.2	1308.2	1200
New weighted rating	1307.8	1298.6	1240.9	1200
New weighted performance	1416	0	0	0
Temp new rating	1416	1347.2	1308.2	1200
Temp new rating +/-	-8.7	0	0	0
Final new rating +/-	-8.7	0	0	0
New rating	1416	1347.2	1308.2	1200
New K-factor	36	36	36	36
New floor	884.2	847.2	808.2	700

Item	Main	Standard	Rapid
	0	0	0
	19	10	9
	5	5	0
	0	0	0
	0	0	0
	0	0	0
History	24	15	9

Games since
	Main 24	Standard 15		Rapid 9		Blitz 0
Gender	Male
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	19	14	73.68	201.3	1330.9	1532.2
Standard	10	7	70	170	1301.4	1471.4
Rapid	9	7	77.78	236.1	1363.6	1599.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	18	75	212.5	1317.7	1530.2
Standard	15	11	73.33	198.3	1290.2	1488.5
Rapid	9	7	77.78	236.1	1363.6	1599.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1384.2	1347.2	1308.2	1200
2025-09-30	1382.5	1335.7	1308.2	1200
2025-09-01	1382.5	1335.7	1308.2	1200
2025-08-01	1352.8	1335.7	1264.7	1200
2025-07-01	1352.8	1335.7	1264.7	1200
2025-06-01	1261.4	1271.6	1200	1200
2025-05-01	1261.4	1271.6	1200	1200
2025-04-01	1261.4	1271.6	1200	1200
2025-03-01	1261.4	1271.6	1200	1200
2025-02-01	1261.4	1271.6	1200	1200
2025-01-01	1261.4	1271.6	1200	1200
2024-12-01	1261.4	1271.6	1200	1200
2024-11-01	1261.4	1271.6	1200	1200
2024-10-01	1261.4	1271.6	1200	1200
2024-09-01	1261.4	1271.6	1200	1200
2024-08-01	1261.4	1271.6	1200	1200
2024-07-01	1261.4	1271.6	1200	1200
2024-09-01	1261.4	1271.6	1200	1200
2024-05-01	1261.4	1271.6	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

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	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (U11)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U11 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
4	Kemptonpark School Cluster 2025 (U11)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	Kempton Park Team Clusters LS 2025 (U11)	2025-07-26	2025-07-26	Rapid	Ekurhuleni (GE)	5	4	3	Yes	Analysis
3	Ekurhuleni North School District Finals 2025 (U11 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
4	Kemptonpark School Cluster 2025 (U11)	2025-06-07	2025-06-07	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
5	Ekurhuleni Open 2024 (E)	2024-04-06	2024-04-06	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament Ekurhuleni Open 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-04-06	rnd 4	type Standard	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Moutafis, A (Andoni)				Opponent Govender, D (Dashay)
2	5	Tournament Ekurhuleni North School District Finals 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Tsagane, O (Omphile)				Opponent De Klerk, G (Giovanni)
3	2	Tournament Kempton Park Team Clusters LS 2025				Tournament 2025 Gauteng Schools Provincial Individual Chess Championship
		date 2025-07-26	rnd 5	type Rapid	result 1	date 2025-09-27	rnd 1	type Standard	result 1
		Opponent Khumalo, ME (Musawenkosi Ethan)				Opponent Mwandiambira, T (Tinashe Joshua)

#	Games	Start				End
1	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Tsagane, O (Omphile)				Opponent Mahlangu, N (Nhlanhla Thabo)
2	3	Tournament Ekurhuleni Open 2024				Tournament Ekurhuleni North School District Finals 2025
		date 2024-04-06	rnd 4	type Standard	result 1	date 2025-06-14	rnd 1	type Standard	result 1
		Opponent Moutafis, A (Andoni)				Opponent Molomo, O (Onthatile)
3	2	Tournament Ekurhuleni Open 2024				Tournament Ekurhuleni Open 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Chisango, M (Melissa)				Opponent Mokokoane, A (Abuthi)

#	Games	Start				End
1	4	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Mangwedi, K (Kgantsho)				Opponent Govender, D (Dashay)
2	2	Tournament Kempton Park Team Clusters LS 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-07-26	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Pillay, J (Joshua)				Opponent De Klerk, G (Giovanni)
3	1	Tournament Kempton Park Team Clusters LS 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-07-26	rnd 5	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Khumalo, ME (Musawenkosi Ethan)				Opponent Khumalo, ME (Musawenkosi Ethan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Ekurhuleni Open 2024				Tournament Kemptonpark School Cluster 2025
		date 2024-04-06	rnd 4	type Standard	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Moutafis, A (Andoni)				Opponent Govender, D (Dashay)
2	5	Tournament Ekurhuleni North School District Finals 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Tsagane, O (Omphile)				Opponent De Klerk, G (Giovanni)
3	2	Tournament Ekurhuleni Open 2024				Tournament Ekurhuleni Open 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Chisango, M (Melissa)				Opponent Mokokoane, A (Abuthi)

#	Games	Start				End
1	3	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni North School District Finals 2025
		date 2025-06-14	rnd 3	type Standard	result 1	date 2025-06-14	rnd 5	type Standard	result 1
		Opponent Tsagane, O (Omphile)				Opponent Mahlangu, N (Nhlanhla Thabo)
2	3	Tournament Ekurhuleni Open 2024				Tournament Ekurhuleni North School District Finals 2025
		date 2024-04-06	rnd 4	type Standard	result 1	date 2025-06-14	rnd 1	type Standard	result 1
		Opponent Moutafis, A (Andoni)				Opponent Molomo, O (Onthatile)
3	2	Tournament Ekurhuleni Open 2024				Tournament Ekurhuleni Open 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 2	type Standard	result 1
		Opponent Chisango, M (Melissa)				Opponent Mokokoane, A (Abuthi)

#	Games	Start				End
1	4	Tournament Kemptonpark School Cluster 2025				Tournament Kemptonpark School Cluster 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 4	type Rapid	result 1
		Opponent Mangwedi, K (Kgantsho)				Opponent Govender, D (Dashay)
2	2	Tournament Kempton Park Team Clusters LS 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-07-26	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 3	type Rapid	result 1
		Opponent Pillay, J (Joshua)				Opponent De Klerk, G (Giovanni)
3	1	Tournament Kempton Park Team Clusters LS 2025				Tournament Kempton Park Team Clusters LS 2025
		date 2025-07-26	rnd 5	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Khumalo, ME (Musawenkosi Ethan)				Opponent Khumalo, ME (Musawenkosi Ethan)

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	Opperman ,N (Naude)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Opperman ,N (Naude)	3	1535.8	1110.8	1	1544.6	1110.8	2	1327.3	1110.8	0	0	0
2	Motsepe ,M (Marman)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Motsepe ,M (Marman)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Mahlangu ,N (Nhlanhla Thabo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mahlangu ,N (Nhlanhla Thabo)	1	1269.9	1694.9	1	1283.9	1694.9	0	0	0	0	0	0
4	Chisango ,M (Melissa)	1	1	425	1	1	425	0	0	0	0	0	0
4	Chisango ,M (Melissa)	1	1187.5	1612.5	1	1200	1612.5	0	0	0	0	0	0
5	Aucamp ,A (Alexander Nicolai)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Aucamp ,A (Alexander Nicolai)	1	1305.4	880.4	1	1323.7	880.4	0	0	0	0	0	0
6	Mwandiambira ,T (Tinashe Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mwandiambira ,T (Tinashe Joshua)	1	1199.1	1624.1	1	1198.9	1624.1	0	0	0	0	0	0
7	Moutafis ,A (Andoni)	1	1	425	1	1	425	0	0	0	0	0	0
7	Moutafis ,A (Andoni)	1	1245.1	1670.1	1	1214.8	1670.1	0	0	0	0	0	0
8	Naidoo ,A (Adelio)	1	1	425	1	1	425	0	0	0	0	0	0
8	Naidoo ,A (Adelio)	1	1197.5	1622.5	1	1197.5	1622.5	0	0	0	0	0	0
9	Thorulsley ,K (Kairaav)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Thorulsley ,K (Kairaav)	1	1695.3	1270.3	1	1693.7	1270.3	0	0	0	0	0	0
10	Mokokoane ,NK (Ntsoeu�Keketso)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mokokoane ,NK (Ntsoeu�Keketso)	1	1237	1662	1	1200	1662	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Tonder, E (Ewan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms