Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, E (Emei)

Chess SA id

2100147743

FIDE id

Date of birth

2010-01-19 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-03-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1146.6	1144.8	1178	1200
Raw rating	1146.6	1144.8	1178	1200
Weighted rating	1146.6	1144.8	1178	1200
Weighted performance	0	0	0	0
Floor	707.6	720.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	178.9	179.4	171.1	165.8
Highest rating	1207.6 2023-03-01	1282.2 2023-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1207.6 2023-03-01	1220.8 2023-03-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1207.6 2018-10-01	1220.8 2023-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1282.2 2023-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1146.6	1144.8	1178	1200
Analysis
Rating	1146.6	1144.8	1178	1200
Raw rating	1146.6	1144.8	1178	1200
Weighted rating	1146.6	1144.8	1178
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	707.6	720.8	700	700
Max/Min rating change allowed	178.9	179.4	171.1	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	1146.6	1144.8	1178	1200
New weighted rating	1146.6	1144.8	1178	1200
New weighted performance	0	0	0	0
Temp new rating	1146.6	1144.8	1178	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1146.6	1144.8	1178	1200
New K-factor	36	36	36	36
New floor	707.6	720.8	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	17	11	6
	6	0	6
	0	0	0
History	23	11	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	23	9.5	41.3	-73.9	1191	1117.1
Standard	11	4	36.36	-115.9	1200.8	1084.9
Rapid	12	5.5	45.83	-35.4	1182	1146.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1146.6	1144.8	1178	1200
2025-09-30	1146.6	1144.8	1178	1200
2025-09-01	1146.6	1144.8	1178	1200
2025-08-01	1146.6	1144.8	1178	1200
2025-07-01	1146.6	1144.8	1178	1200
2025-06-01	1146.6	1144.8	1178	1200
2025-05-01	1146.6	1144.8	1178	1200
2025-04-01	1146.6	1144.8	1178	1200
2025-03-01	1146.6	1144.8	1178	1200
2025-02-01	1146.6	1144.8	1178	1200
2025-01-01	1146.6	1144.8	1178	1200
2024-12-01	1146.6	1144.8	1178	1200
2024-11-01	1146.6	1144.8	1178	1200
2024-10-01	1146.6	1144.8	1178	1200
2024-09-01	1146.6	1144.8	1178	1200
2024-08-01	1146.6	1144.8	1178	1200
2024-07-01	1146.6	1144.8	1178	1200
2024-09-01	1146.6	1144.8	1178	1200
2024-05-01	1146.6	1144.8	1178	1200
2024-04-01	1146.6	1144.8	1178	1200
2024-03-01	1146.6	1144.8	1178	1200
2024-02-01	1146.6	1144.8	1178	1200
2024-01-01	1146.6	1144.8	1178	1200
2023-12-01	1146.6	1144.8	1178	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	Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
2	Laerskool Welgemoed Rapid 2023 (U14)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
3	District East Schools Chess Individual Trials 2023 (U13 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
4	Kenridge Rapid 2022 (U14)	2022-11-05	2022-11-05	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Kenridge Rapid 2022				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2022-11-05	rnd 6	type Rapid	result 0.5	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Pillay, D (Desan)				Opponent Shumba, O (Onalerona)
2	2	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 6	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Wainright, J (John-William)
3	2	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Gcanga, E (Endinako)				Opponent Maritz, K (Kiara)

#	Games	Start				End
1	2	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Gcanga, E (Endinako)				Opponent Maritz, K (Kiara)
2	2	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Keffers, K (Kelly-Anne)				Opponent Shumba, O (Onalerona)

#	Games	Start				End
1	2	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 6	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Wainright, J (John-William)
2	1	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 2	type Rapid	result 1
		Opponent Groenewald, A (Alexander)				Opponent Groenewald, A (Alexander)
3	1	Tournament Kenridge Rapid 2022				Tournament Kenridge Rapid 2022
		date 2022-11-05	rnd 6	type Rapid	result 0.5	date 2022-11-05	rnd 6	type Rapid	result 0.5
		Opponent Pillay, D (Desan)				Opponent Pillay, D (Desan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 6	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Wainright, J (John-William)
2	2	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Gcanga, E (Endinako)				Opponent Maritz, K (Kiara)
3	2	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Keffers, K (Kelly-Anne)				Opponent Shumba, O (Onalerona)

#	Games	Start				End
1	2	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Gcanga, E (Endinako)				Opponent Maritz, K (Kiara)
2	2	Tournament District East Schools Chess Individual Trials 2023				Tournament Cape Town Metro Schools Chess Closed Individuals 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-03	rnd 1	type Standard	result 1
		Opponent Keffers, K (Kelly-Anne)				Opponent Shumba, O (Onalerona)

#	Games	Start				End
1	2	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 6	type Rapid	result 1
		Opponent Healey, K (Katelyn)				Opponent Wainright, J (John-William)
2	1	Tournament Laerskool Welgemoed Rapid 2023				Tournament Laerskool Welgemoed Rapid 2023
		date 2023-02-11	rnd 2	type Rapid	result 1	date 2023-02-11	rnd 2	type Rapid	result 1
		Opponent Groenewald, A (Alexander)				Opponent Groenewald, A (Alexander)
3	1	Tournament Kenridge Rapid 2022				Tournament Kenridge Rapid 2022
		date 2022-11-05	rnd 4	type Rapid	result 1	date 2022-11-05	rnd 4	type Rapid	result 1
		Opponent Makabeni, M (Mihlali)				Opponent Makabeni, M (Mihlali)

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	Holdman ,S (Suad)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Holdman ,S (Suad)	1	1256.4	831.4	1	1264.8	831.4	0	0	0	0	0	0
2	Shumba ,O (Onalerona)	1	1	425	1	1	425	0	0	0	0	0	0
2	Shumba ,O (Onalerona)	1	1175.3	1600.3	1	1180	1600.3	0	0	0	0	0	0
3	Bezuidenhout ,C (Chloe)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Bezuidenhout ,C (Chloe)	1	1157.9	732.9	1	1160	732.9	0	0	0	0	0	0
4	Smith ,S (Shiloh)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Smith ,S (Shiloh)	1	1296.5	871.5	1	1219.6	871.5	0	0	0	0	0	0
5	Gcanga ,E (Endinako)	1	1	425	1	1	425	0	0	0	0	0	0
5	Gcanga ,E (Endinako)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Maritz ,K (Kiara)	1	1	425	1	1	425	0	0	0	0	0	0
6	Maritz ,K (Kiara)	1	1161.4	1586.4	1	1200	1586.4	0	0	0	0	0	0
7	Appels ,T (Tatum)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Appels ,T (Tatum)	1	1192	767	1	1188	767	0	0	0	0	0	0
8	Van Straaten ,P (Phoebe)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Straaten ,P (Phoebe)	1	1239.8	814.8	1	1245.2	814.8	0	0	0	0	0	0
9	Arizona-Jumaine ,U (Umu-Rahma)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Arizona-Jumaine ,U (Umu-Rahma)	1	1199.7	774.7	1	1200	774.7	0	0	0	0	0	0
10	Abrahams ,S (Skylar Rose)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Abrahams ,S (Skylar Rose)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Der Merwe, E (Emei)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms