Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, C (Chante)

Chess SA id

2110160940

FIDE id

Date of birth

2011-04-30 (U16)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

WRM

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1214.5

Item	Main	Standard	Rapid	Blitz
Rating	1287.9	1301	1200	1200
Raw rating	1287.9	1301	1200	1200
Weighted rating	1250.1	1259.4	1200	1200
Weighted performance	0	0	0	0
Floor	787.9	801	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	146.3	143.6	165.8	165.8
Highest rating	1634.5 2023-08-01	1634.5 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1287.9 2025-11-01	1301 2025-11-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1259.8 2024-10-01	1272 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1634.5 2023-08-01	1634.5 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1287.9	1301	1200	1200
Analysis
Rating	1287.9	1301	1200	1200
Raw rating	1287.9	1301	1200	1200
Weighted rating	1250.1	1259.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	787.9	801	700	700
Max/Min rating change allowed	146.3	143.6	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	1287.9	1301	1200	1200
New weighted rating	1253	1262.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1287.9	1301	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1287.9	1301	1200	1200
New K-factor	36	36	36	36
New floor	787.9	801	700	700

Item	Main	Standard
	0	0
	9	9
	4	4
	4	4
	0	0
	0	0
History	17	17

Games since
	Main 13	Standard 13		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	9	6	66.67	141.7	1207.1	1348.8
Standard	9	6	66.67	141.7	1207.1	1348.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	11	64.71	125	1203.2	1328.2
Standard	17	11	64.71	125	1203.2	1328.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1287.9	1301	1200	1200
2025-09-30	1247.9	1257.1	1200	1200
2025-09-01	1247.9	1257.1	1200	1200
2025-08-01	1247.9	1257.1	1200	1200
2025-07-01	1247.9	1257.1	1200	1200
2025-06-01	1247.6	1256.7	1200	1200
2025-05-01	1248.1	1257.4	1200	1200
2025-04-01	1247.9	1257.2	1200	1200
2025-03-01	1247.4	1256.6	1200	1200
2025-02-01	1245.3	1253.9	1200	1200
2025-01-01	1221.3	1223.8	1200	1200
2024-12-01	1221.3	1223.8	1200	1200
2024-11-01	1221.3	1223.8	1200	1200
2024-10-01	1259.8	1272	1200	1200
2024-09-01	1259.8	1272	1200	1200
2024-08-01	1259.8	1272	1200	1200
2024-07-01	1259.8	1272	1200	1200
2024-09-01	1259.8	1272	1200	1200
2024-05-01	1259.8	1272	1200	1200
2024-04-01	1259.8	1272	1200	1200
2024-03-01	1259.8	1272	1200	1200
2024-02-01	1259.8	1272	1200	1200
2024-01-01	1259.8	1272	1200	1200
2023-12-01	1259.8	1272	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 Top Schools Teams (U15 Girls)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
2	D5 Anker 2025 (U15 Girls)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng Top Schools Teams (U15 Girls)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
2	D5 Anker 2025 (U15 Girls)	2025-05-17	2025-05-17	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
3	Gauteng Top Schools 2024 (U13 Girls)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
4	2023 Gauteng Top Schools (U13 Girls)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	4	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament D5 Anker 2025				Tournament 2025 Gauteng Top Schools Teams
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-30	rnd 4	type Standard	result 1
		Opponent Van Rooyen, M (Mikhe)				Opponent Vuyisile, F (Faith)
2	4	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Khumalo, J (Joanne)				Opponent Phophi, M (Motsepe)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 2	type Standard	result 1
		Opponent Dlamini, S (Siphesihle)				Opponent Dlamini, S (Siphesihle)

#	Games	Start				End
1	4	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Khumalo, J (Joanne)				Opponent Phophi, M (Motsepe)
2	2	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Van Rooyen, M (Mikhe)				Opponent Sikhosana, G (Goodness)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 2	type Standard	result 1
		Opponent Dlamini, S (Siphesihle)				Opponent Dlamini, S (Siphesihle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Khumalo, J (Joanne)				Opponent Phophi, M (Motsepe)
2	2	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Van Rooyen, M (Mikhe)				Opponent Sikhosana, G (Goodness)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 2	type Standard	result 1
		Opponent Dlamini, S (Siphesihle)				Opponent Dlamini, S (Siphesihle)

#	Games	Start				End
1	4	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 1	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Khumalo, J (Joanne)				Opponent Phophi, M (Motsepe)
2	2	Tournament D5 Anker 2025				Tournament D5 Anker 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Van Rooyen, M (Mikhe)				Opponent Sikhosana, G (Goodness)
3	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 2	type Standard	result 1	date 2024-10-04	rnd 2	type Standard	result 1
		Opponent Dlamini, S (Siphesihle)				Opponent Dlamini, S (Siphesihle)

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	Kabinde ,P (Palesa)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Kabinde ,P (Palesa)	1	1252.8	827.8	1	1262.3	827.8	0	0	0	0	0	0
2	Pretorius ,T (Theunica)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Pretorius ,T (Theunica)	1	1261.7	836.7	1	1215.5	836.7	0	0	0	0	0	0
3	Phophi ,M (Motsepe)	1	1	425	1	1	425	0	0	0	0	0	0
3	Phophi ,M (Motsepe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Nkosi ,H (Hlelo Kgotso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nkosi ,H (Hlelo Kgotso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mucoanyane ,K (Kaboentle)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mucoanyane ,K (Kaboentle)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Van Rooyen ,M (Mikhe)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Rooyen ,M (Mikhe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Rivele ,V (Victoria)	1	1	425	1	1	425	0	0	0	0	0	0
7	Rivele ,V (Victoria)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Sikhosana ,G (Goodness)	1	1	425	1	1	425	0	0	0	0	0	0
8	Sikhosana ,G (Goodness)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Mkhwanazi ,M (Melokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mkhwanazi ,M (Melokuhle)	1	1202.1	1627.1	1	1198.6	1627.1	0	0	0	0	0	0
10	Vuyisile ,F (Faith)	1	1	425	1	1	425	0	0	0	0	0	0
10	Vuyisile ,F (Faith)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Van Der Merwe, C (Chante)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms