Chess South Africa Ratings Database

PLAYER PAGE

Personal

Willemse, C (Chrystal-Lee)

Chess SA id

2120190174

FIDE id

Date of birth

2012-08-01 (U16)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1186.2	1199.2	1183	1200
Raw rating	1185.2	1198.1	1181.7	1200
Weighted rating	1186.2	1199.2	1183	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.3	166.3	170.2	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.1	-0.1	-0.1	0
New rating	1186.1	1199.1	1182.9	1200
Analysis
Rating	1186.2	1199.2	1183	1200
Raw rating	1185.2	1198.1	1181.7	1200
Weighted rating	1186.2	1199.2	1183
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.3	166.3	170.2	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	1185.2	1198.1	1181.7	1200
New weighted rating	1186.1	1199.1	1182.9	1200
New weighted performance	0	0	0	0
Temp new rating	1186.1	1199.1	1182.9	1200
Temp new rating +/-	-0.1	-0.1	-0.1	0
Final new rating +/-	-0.1	-0.1	-0.1	0
New rating	1186.1	1199.1	1182.9	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	15	6	9
	0	0	0
	5	0	5
	0	0	0
	0	0	0
History	20	6	14

Games since
	Main 15	Standard 6		Rapid 9		Blitz 0
Gender	Female
Age group	U14
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	15	5.5	36.67	-113.3	1247.5	1134.1
Standard	6	2	33.33	-141.7	1278	1136.4
Rapid	9	3.5	38.89	-94.4	1227.1	1132.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	7.5	37.5	-106.2	1232.2	1126
Standard	6	2	33.33	-141.7	1278	1136.4
Rapid	14	5.5	39.29	-91.1	1212.6	1121.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1185.2	1198.1	1181.7	1200
2025-11-30	1185.2	1198.1	1181.7	1200
2025-11-01	1185.2	1198.1	1181.7	1200
2025-09-30	1185.2	1198.1	1181.7	1200
2025-09-01	1185.2	1198.1	1181.7	1200
2025-08-01	1185.8	1199.9	1181.7	1200
2025-07-01	1186.9	1199.9	1187.4	1200
2025-06-01	1186.9	1199.9	1187.4	1200
2025-05-01	1186.9	1199.8	1187.4	1200
2025-04-01	1186.4	1198.6	1187.4	1200
2025-03-01	1188.4	1200	1187.4	1200
2025-02-01	1187.2	1200	1181.5	1200
2025-01-01	1186.8	1200	1180.9	1200
2024-12-01	1186.8	1200	1180.9	1200
2024-11-01	1186.8	1200	1180.9	1200
2024-10-01	1186.8	1200	1180.9	1200
2024-09-01	1186.8	1200	1180.9	1200
2024-11-01	1186.8	1200	1180.9	1200
2024-07-01	1186.8	1200	1180.9	1200
2024-06-01	1186.8	1200	1180.9	1200
2024-05-01	1186.8	1200	1180.9	1200
2024-04-01	1186.8	1200	1180.9	1200
2024-03-01	1186.8	1200	1180.9	1200
2024-02-01	1186.8	1200	1180.9	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	Western Cape Women�s Championship 2025 (U14)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	1	0	Yes	Analysis
2	Lower West Coast Top Schools 2025 (U13)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis
3	West Coast Schools Chess Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	5	2	Yes	Analysis
4	Lower West Coast Prestige 2025 (U13 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
5	Saldanha Open 2023 (A)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 0.5
		Opponent Mnyaka, C (Chriselda)				Opponent Fortuin, E (El-Shanice)
2	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Engelbrecht, G (Gershwine)				Opponent Williams, L (Lee-Shaan)
3	2	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Donn, D (Dequin)				Opponent Hess, C (Caleb)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Engelbrecht, G (Gershwine)				Opponent Williams, L (Lee-Shaan)

#	Games	Start				End
1	3	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 0.5
		Opponent Mnyaka, C (Chriselda)				Opponent Fortuin, E (El-Shanice)
2	2	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Donn, D (Dequin)				Opponent Hess, C (Caleb)
3	1	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Williams, T (Tauriq)				Opponent Williams, T (Tauriq)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Engelbrecht, G (Gershwine)				Opponent Williams, L (Lee-Shaan)
2	2	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Mnyaka, C (Chriselda)				Opponent Samuels, E (Edynn)
3	2	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Donn, D (Dequin)				Opponent Hess, C (Caleb)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Engelbrecht, G (Gershwine)				Opponent Williams, L (Lee-Shaan)

#	Games	Start				End
1	2	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Mnyaka, C (Chriselda)				Opponent Samuels, E (Edynn)
2	2	Tournament Saldanha Open 2023				Tournament Saldanha Open 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Donn, D (Dequin)				Opponent Hess, C (Caleb)
3	1	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 4	type Rapid	result 1
		Opponent Williams, T (Tauriq)				Opponent Williams, T (Tauriq)

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	Williams ,L (Lee-Shaan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Williams ,L (Lee-Shaan)	1	1198.8	1623.8	1	1200	1623.8	0	0	0	0	0	0
2	Pfukwa ,P (Palesa)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Pfukwa ,P (Palesa)	1	1563.3	1138.3	1	1551.5	1138.3	0	0	0	0	0	0
3	Marinus ,M (Madison)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Marinus ,M (Madison)	1	1397.8	972.8	1	1386.4	972.8	0	0	0	0	0	0
4	Kruger ,J (Jamie Leigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kruger ,J (Jamie Leigh)	1	1278.8	853.8	1	1224.3	853.8	0	0	0	0	0	0
5	Scholtz ,G (Gera)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Scholtz ,G (Gera)	1	1073.8	648.8	1	1093.6	648.8	0	0	0	0	0	0
6	Engelbrecht ,G (Gershwine)	1	1	425	1	1	425	0	0	0	0	0	0
6	Engelbrecht ,G (Gershwine)	1	1155.9	1580.9	1	1148.7	1580.9	0	0	0	0	0	0
7	Mnyaka ,C (Chriselda)	1	1	425	0	0	0	1	1	425	0	0	0
7	Mnyaka ,C (Chriselda)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Khoza ,L (Lwandle)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Khoza ,L (Lwandle)	1	1198.2	773.2	0	0	0	1	1166.3	773.2	0	0	0
9	Samuels ,E (Edynn)	1	1	425	0	0	0	1	1	425	0	0	0
9	Samuels ,E (Edynn)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Koopman ,V (Virat)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Koopman ,V (Virat)	1	1425.1	1000.1	0	0	0	1	1428.3	1000.1	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Willemse, C (Chrystal-Lee)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms