Chess South Africa Ratings Database

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Personal

Willemse, Z (Zeke)

Chess SA id

2120157858

FIDE id

Date of birth

2012-06-03 (U14)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

16.5

Junior GPX Points

1261.9

Item	Main	Standard	Rapid	Blitz
Rating	1380.5	1247.4	1407.6	1200
Raw rating	1380.5	1247.4	1407.6	1200
Weighted rating	1303.6	1226.8	1337.8	1200
Weighted performance	1335.2	0	0	0
Floor	880.5	755.1	907.6	700
K-factor	36	36	32	36
Min/Max rating change allowed	128.2	155	123.4	165.8
Highest rating	1380.5 2025-08-01	1255.1 2025-04-01	1454.8 2023-08-01	1200 2018-10-01
Highest raw rating	1380.5 2025-08-01	1255.1 2025-04-01	1407.6 2025-08-01	1200 2024-02-01
Highest weighted rating	1272.1 2025-08-01	1218.4 2025-08-01	1310.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1380.5 2025-08-01	1200 2024-02-01	1454.8 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1380.5	1247.4	1407.6	1200
Analysis
Rating	1380.5	1247.4	1407.6	1200
Raw rating	1380.5	1247.4	1407.6	1200
Weighted rating	1303.6	1226.8	1337.8
Weighted performance	1335.2	0	0
K-factor	36	36	32	36
Floor	880.5	755.1	907.6	700
Max/Min rating change allowed	128.2	155	123.4	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	1380.5	1247.4	1407.6	1200
New weighted rating	1312	1229.3	1345.6	1200
New weighted performance	1326.9	0	0	0
Temp new rating	1380.5	1247.4	1407.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1380.5	1247.4	1407.6	1200
New K-factor	36	36	32	36
New floor	880.5	755.1	907.6	700

Item	Main	Standard	Rapid
	0	0	0
	21	12	9
	5	0	5
	8	0	8
	0	0	0
	0	0	0
History	34	12	22

Games since
	Main 26	Standard 12		Rapid 14		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	21	14.5	69.05	161.9	1280.5	1442.4
Standard	12	6.5	54.17	35.4	1321.8	1357.2
Rapid	9	8	88.89	330.6	1225.5	1556
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	34	23.5	69.12	162.5	1257.2	1419.7
Standard	12	6.5	54.17	35.4	1321.8	1357.2
Rapid	22	17	77.27	231.8	1222	1453.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1380.5	1247.4	1407.6	1200
2025-09-30	1380.5	1247.4	1407.6	1200
2025-09-01	1380.5	1247.4	1407.6	1200
2025-08-01	1380.5	1247.4	1407.6	1200
2025-07-01	1303.8	1247.4	1334.6	1200
2025-06-01	1303.8	1247.4	1334.6	1200
2025-05-01	1317.7	1255.1	1334.6	1200
2025-04-01	1317.7	1255.1	1334.6	1200
2025-03-01	1278.4	1200	1334.6	1200
2025-02-01	1251.1	1200	1297.2	1200
2025-01-01	1251.1	1200	1297.2	1200
2024-12-01	1251.1	1200	1297.2	1200
2024-11-01	1251.1	1200	1297.2	1200
2024-10-01	1251.1	1200	1297.2	1200
2024-09-01	1251.1	1200	1297.2	1200
2024-08-01	1251.1	1200	1297.2	1200
2024-07-01	1251.1	1200	1297.2	1200
2024-09-01	1251.1	1200	1297.2	1200
2024-05-01	1217.4	1200	1243.2	1200
2024-04-01	1217.4	1200	1243.2	1200
2024-03-01	1217.4	1200	1243.2	1200
2024-02-01	1217.4	1200	1243.2	1200
2024-01-01	1217.4	1200	1243.2	1200
2023-12-01	1217.4	1200	1243.2	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	Upper West Coast Top Schools 2025 (U13)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	4	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
3	West Coast Schools Chess Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
4	Upper West Coast Presrige 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Upper West Coast Top Schools 2025 (U13)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	4	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
3	West Coast Schools Chess Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
4	Upper West Coast Presrige 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
5	Bo-Weskus Skole Skaak Top Skole 2024 (O13)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
6	Pedro Booyse Top Schools Round 2 2023 (U11)	2023-08-22	2023-08-22	Rapid	West Coast (WCU)	5	3	3	Yes	Analysis
7	Upper West Coast Top Schools Championship 2023 (U13)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Pedro Booyse Top Schools Round 2 2023				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2023-08-22	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Van Zyl, R (Roche-Kay)				Opponent Christians, C (Code)
2	4	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 1	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Volgraaff, A (Ava)				Opponent Willems, H (Hyron)
3	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Cloete, F (Fraygon)				Opponent Erasmus, H (Heinrich)

#	Games	Start				End
1	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Cloete, F (Fraygon)				Opponent Erasmus, H (Heinrich)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 5	type Standard	result 1
		Opponent Skaarnek, J (Junior)				Opponent Skaarnek, J (Junior)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Fisher, M (Matthew)				Opponent Fisher, M (Matthew)

#	Games	Start				End
1	6	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Kotze, D (Dirkie)				Opponent Willems, H (Hyron)
2	6	Tournament Pedro Booyse Top Schools Round 2 2023				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2023-08-22	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Van Zyl, R (Roche-Kay)				Opponent Christians, C (Code)
3	3	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Upper West Coast Presrige 2025
		date 2024-05-11	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Beukes, M (Meltino)				Opponent Jacobs, A (Apoleam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Pedro Booyse Top Schools Round 2 2023				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2023-08-22	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Van Zyl, R (Roche-Kay)				Opponent Christians, C (Code)
2	4	Tournament Upper West Coast Top Schools 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-06-14	rnd 1	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Volgraaff, A (Ava)				Opponent Willems, H (Hyron)
3	3	Tournament Upper West Coast Presrige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Kotze, D (Dirkie)				Opponent Fortuin, T (Tyren)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Cloete, F (Fraygon)				Opponent Roman, F (Fernando)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 5	type Standard	result 1
		Opponent Skaarnek, J (Junior)				Opponent Skaarnek, J (Junior)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Fisher, M (Matthew)				Opponent Fisher, M (Matthew)

#	Games	Start				End
1	6	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Kotze, D (Dirkie)				Opponent Willems, H (Hyron)
2	6	Tournament Pedro Booyse Top Schools Round 2 2023				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2023-08-22	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Van Zyl, R (Roche-Kay)				Opponent Christians, C (Code)
3	3	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Upper West Coast Presrige 2025
		date 2024-05-11	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Beukes, M (Meltino)				Opponent Jacobs, A (Apoleam)

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	Willems ,H (Hyron)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Willems ,H (Hyron)	2	1289.1	1289.1	1	1259.1	864.1	1	1322.2	1714.1	0	0	0
2	Jacobs ,A (Apoleam)	2	2	425	0	0	0	2	2	425	0	0	0
2	Jacobs ,A (Apoleam)	2	1226.7	1651.7	0	0	0	2	1253.9	1651.7	0	0	0
3	Rule ,L (Liam)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Rule ,L (Liam)	1	1561.8	1136.8	1	1545	1136.8	0	0	0	0	0	0
4	Love ,T (Tayrique)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Love ,T (Tayrique)	1	1308.4	1308.4	1	1140.4	1308.4	0	0	0	0	0	0
5	Kotze ,M (Maxlin Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kotze ,M (Maxlin Lee)	1	1430.9	1005.9	1	1366.9	1005.9	0	0	0	0	0	0
6	Berry ,S (Seth)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Berry ,S (Seth)	1	1418.4	993.4	1	1389.9	993.4	0	0	0	0	0	0
7	Cloete ,F (Fraygon)	1	1	425	1	1	425	0	0	0	0	0	0
7	Cloete ,F (Fraygon)	1	1217.7	1642.7	1	1200	1642.7	0	0	0	0	0	0
8	Avontuur ,E (Ezrah)	1	1	425	0	0	0	1	1	425	0	0	0
8	Avontuur ,E (Ezrah)	1	1221.2	1646.2	0	0	0	1	1200.6	1646.2	0	0	0
9	Engelbrecht ,N (Noah)	1	1	425	0	0	0	1	1	425	0	0	0
9	Engelbrecht ,N (Noah)	1	1165	1590	0	0	0	1	1141.6	1590	0	0	0
10	Bester ,J (Juandre)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Bester ,J (Juandre)	1	1286	861	0	0	0	1	1309.2	861	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Willemse, Z (Zeke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms