Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, L (Lea)

Chess SA id

2160301535

FIDE id

Date of birth

2016-04-29 (U10)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1193.8	1190.3	1202.4	1200
Raw rating	1193.8	1190.3	1202.4	1200
Weighted rating	1193	1189	1201.8	1200
Weighted performance	0	0	0	0
Floor	700.9	700	702.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.3	168.1	165.2	165.8
Highest rating	1200.9 2024-05-01	1200 2024-03-01	1242.3 2024-04-01	1200 2024-03-01
Highest raw rating	1200.9 2024-05-01	1200 2024-03-01	1202.4 2024-05-01	1200 2024-03-01
Highest weighted rating	1200.9 2024-03-01	1200 2024-03-01	1202.4 2024-10-01	1200 2024-03-01
Highest weighted performance	1200 2024-12-01	1200 2024-03-01	1242.3 2024-04-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1193.8	1190.3	1202.4	1200
Analysis
Rating	1193.8	1190.3	1202.4	1200
Raw rating	1193.8	1190.3	1202.4	1200
Weighted rating	1193	1189	1201.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700.9	700	702.4	700
Max/Min rating change allowed	167.3	168.1	165.2	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	1193.8	1190.3	1202.4	1200
New weighted rating	1193	1188.9	1201.9	1200
New weighted performance	0	0	0	0
Temp new rating	1193.8	1190.3	1202.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1193.8	1190.3	1202.4	1200
New K-factor	36	36	36	36
New floor	700.9	700	702.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	14	5	9
	0	0	0
	0	0	0
	0	0	0
History	14	5	9

Games since
	Main 14	Standard 5		Rapid 9		Blitz 0
Gender	Female
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 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	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	14	6.5	46.43	-30.4	1205.5	1175.2
Standard	5	2	40	-85	1212.5	1127.5
Rapid	9	4.5	50	0	1201.7	1201.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1193.8	1190.3	1202.4	1200
2025-09-01	1193.8	1190.3	1202.4	1200
2025-08-01	1193.8	1190.3	1202.4	1200
2025-07-01	1193.8	1190.3	1202.4	1200
2025-06-01	1193.8	1190.3	1202.4	1200
2025-05-01	1193.8	1190.3	1202.4	1200
2025-04-01	1193.8	1190.3	1202.4	1200
2025-03-01	1193.8	1190.3	1202.4	1200
2025-02-01	1193.6	1189.9	1202.4	1200
2025-01-01	1189.2	1181.6	1202.4	1200
2024-12-01	1189.2	1181.6	1202.4	1200
2024-11-01	1189.2	1181.6	1202.4	1200
2024-10-01	1189.2	1181.6	1202.4	1200
2024-09-01	1189.2	1181.6	1202.4	1200
2024-08-01	1189.2	1181.6	1202.4	1200
2024-07-01	1189.2	1181.6	1202.4	1200
2024-06-01	1200.9	1200	1202.4	1200
2024-08-01	1200.9	1200	1202.4	1200
2024-04-01	1187.5	1200	1178.4	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
2023-11-01	1200	1200	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	Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Girls)	2024-05-11	2024-05-11	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Kempton Park Cluster Teams League 2024 (U9A)	2024-04-13	2024-04-13	Rapid	Ekurhuleni (GE)	5	4	2.5	Yes	Analysis
3	Kempton Park Cluster Individuals 2024 (U9 Girls)	2024-03-02	2024-03-02	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 4	type Standard	result 0.5	date 2024-05-11	rnd 5	type Standard	result 0.5
		Opponent Engelbrecht, C (Chanel)				Opponent Thoobe, S (Suzan)
2	2	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 4	type Rapid	result 0.5	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Ndhlovu, R (Rifumo)				Opponent Brooks, L (Liam)
3	1	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Ncube, N (Nolwazi)				Opponent Ncube, N (Nolwazi)

#	Games	Start				End
1	2	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 4	type Standard	result 0.5	date 2024-05-11	rnd 5	type Standard	result 0.5
		Opponent Engelbrecht, C (Chanel)				Opponent Thoobe, S (Suzan)
2	1	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Ncube, N (Nolwazi)				Opponent Ncube, N (Nolwazi)

#	Games	Start				End
1	2	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 4	type Rapid	result 0.5	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Ndhlovu, R (Rifumo)				Opponent Brooks, L (Liam)
2	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2024-04-13	rnd 2	type Rapid	result 1
		Opponent Smous, O (Onalexona)				Opponent Smous, O (Onalexona)
3	1	Tournament Kempton Park Cluster Individuals 2024				Tournament Kempton Park Cluster Individuals 2024
		date 2024-03-02	rnd 3	type Rapid	result 1	date 2024-03-02	rnd 3	type Rapid	result 1
		Opponent Roets, J (Juanne')				Opponent Roets, J (Juanne')

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Ncube, N (Nolwazi)				Opponent Ncube, N (Nolwazi)
2	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 5	type Rapid	result 1	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Brooks, L (Liam)				Opponent Brooks, L (Liam)
3	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2024-04-13	rnd 2	type Rapid	result 1
		Opponent Smous, O (Onalexona)				Opponent Smous, O (Onalexona)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Primary Schools District Individual Finals 2024				Tournament Ekurhuleni North Primary Schools District Individual Finals 2024
		date 2024-05-11	rnd 2	type Standard	result 1	date 2024-05-11	rnd 2	type Standard	result 1
		Opponent Ncube, N (Nolwazi)				Opponent Ncube, N (Nolwazi)

#	Games	Start				End
1	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 5	type Rapid	result 1	date 2024-04-13	rnd 5	type Rapid	result 1
		Opponent Brooks, L (Liam)				Opponent Brooks, L (Liam)
2	1	Tournament Kempton Park Cluster Teams League 2024				Tournament Kempton Park Cluster Teams League 2024
		date 2024-04-13	rnd 2	type Rapid	result 1	date 2024-04-13	rnd 2	type Rapid	result 1
		Opponent Smous, O (Onalexona)				Opponent Smous, O (Onalexona)
3	1	Tournament Kempton Park Cluster Individuals 2024				Tournament Kempton Park Cluster Individuals 2024
		date 2024-03-02	rnd 3	type Rapid	result 1	date 2024-03-02	rnd 3	type Rapid	result 1
		Opponent Roets, J (Juanne')				Opponent Roets, J (Juanne')

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	Thoobe ,S (Suzan)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
1	Thoobe ,S (Suzan)	2	1199.5	987	1	1200	1199.5	1	1200	774.5	0	0	0
2	Sibanda ,T (Thandeka)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Sibanda ,T (Thandeka)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Engelbrecht ,C (Chanel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Engelbrecht ,C (Chanel)	1	1263.4	1263.4	1	1200	1263.4	0	0	0	0	0	0
4	Mnisi ,S (Saseka)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mnisi ,S (Saseka)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Ncube ,N (Nolwazi)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ncube ,N (Nolwazi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Smous ,O (Onalexona)	1	1	425	0	0	0	1	1	425	0	0	0
6	Smous ,O (Onalexona)	1	1199	1624	0	0	0	1	1200	1624	0	0	0
7	Gottsch ,A (Astrid)	1	1	425	0	0	0	1	1	425	0	0	0
7	Gottsch ,A (Astrid)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Delport ,S (Skyla)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Delport ,S (Skyla)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Roets ,J (Juanne')	1	1	425	0	0	0	1	1	425	0	0	0
9	Roets ,J (Juanne')	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Ndhlovu ,R (Rifumo)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Ndhlovu ,R (Rifumo)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Der Merwe, L (Lea)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms