Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Westhuizen, M (Maijke)

Chess SA id

2090137704

FIDE id

Date of birth

2009-10-10 (U18)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1192.8	1194	1197.7	1200
Raw rating	1192.8	1194	1197.7	1200
Weighted rating	1192.8	1194	1197.7	1200
Weighted performance	0	0	0	0
Floor	706.5	700	720	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.5	167.2	166.4	165.8
Highest rating	1206.5 2022-03-01	1200 2018-10-01	1289.9 2022-02-01	1200 2018-10-01
Highest raw rating	1206.5 2022-03-01	1200 2019-12-01	1220 2022-03-01	1200 2024-03-01
Highest weighted rating	1206.5 2023-02-01	1200 2018-10-01	1220 2023-02-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1289.9 2022-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1192.8	1194	1197.7	1200
Analysis
Rating	1192.8	1194	1197.7	1200
Raw rating	1192.8	1194	1197.7	1200
Weighted rating	1192.8	1194	1197.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	706.5	700	720	700
Max/Min rating change allowed	167.5	167.2	166.4	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	1192.8	1194	1197.7	1200
New weighted rating	1192.8	1194	1197.7	1200
New weighted performance	0	0	0	0
Temp new rating	1192.8	1194	1197.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1192.8	1194	1197.7	1200
New K-factor	36	36	36	36
New floor	706.5	700	720	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	5	0	5
	10	5	5
	0	0	0
History	15	5	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	15	7.5	50	0	1182.3	1182.3
Standard	5	2.5	50	0	1174.1	1174.1
Rapid	10	5	50	0	1186.3	1186.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1192.8	1194	1197.7	1200
2025-09-30	1192.8	1194	1197.7	1200
2025-09-01	1192.8	1194	1197.7	1200
2025-08-01	1192.8	1194	1197.7	1200
2025-07-01	1192.8	1194	1197.7	1200
2025-06-01	1192.8	1194	1197.7	1200
2025-05-01	1192.8	1194	1197.7	1200
2025-04-01	1192.8	1194	1197.7	1200
2025-03-01	1192.8	1194	1197.7	1200
2025-02-01	1192.8	1194	1197.7	1200
2025-01-01	1192.8	1194	1197.7	1200
2024-12-01	1192.8	1194	1197.7	1200
2024-11-01	1192.8	1194	1197.7	1200
2024-10-01	1192.8	1194	1197.7	1200
2024-09-01	1192.8	1194	1197.7	1200
2024-08-01	1192.8	1194	1197.7	1200
2024-07-01	1192.8	1194	1197.7	1200
2024-09-01	1192.8	1194	1197.7	1200
2024-05-01	1192.8	1194	1197.7	1200
2024-04-01	1192.8	1194	1197.7	1200
2024-03-01	1192.8	1194	1197.7	1200
2024-02-01	1192.8	1194	1197.7	1200
2024-01-01	1192.8	1194	1197.7	1200
2023-12-01	1192.8	1194	1197.7	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	Langeberg Schools Chess Trials 2023 (U15 Girls)	2023-02-11	2023-02-11	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
2	Cape Winelands Schools 2022 (U13 Girls)	2022-03-12	2022-03-12	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
3	Lanfeberg Schools Chess Trials 2022 (U13 Girls)	2022-02-26	2022-02-26	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Cape Winelands Schools 2022				Tournament Langeberg Schools Chess Trials 2023
		date 2022-03-12	rnd 4	type Standard	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Adams, W (Whitney)				Opponent Afrika, A (Amber)
2	1	Tournament Langeberg Schools Chess Trials 2023				Tournament Langeberg Schools Chess Trials 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Sebybo, K (Kesia)				Opponent Sebybo, K (Kesia)
3	1	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 2	type Standard	result 0.5	date 2022-03-12	rnd 2	type Standard	result 0.5
		Opponent Claasen, S (Sade)				Opponent Claasen, S (Sade)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Adams, W (Whitney)				Opponent Damons, S (Stephlinn)
2	1	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 2	type Standard	result 0.5	date 2022-03-12	rnd 2	type Standard	result 0.5
		Opponent Claasen, S (Sade)				Opponent Claasen, S (Sade)

#	Games	Start				End
1	2	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Langeberg Schools Chess Trials 2023
		date 2022-02-26	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Dyers, K (Kay)				Opponent Afrika, A (Amber)
2	1	Tournament Langeberg Schools Chess Trials 2023				Tournament Langeberg Schools Chess Trials 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Sebybo, K (Kesia)				Opponent Sebybo, K (Kesia)
3	1	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Lanfeberg Schools Chess Trials 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Pekeur, M (Megane)				Opponent Pekeur, M (Megane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Cape Winelands Schools 2022				Tournament Langeberg Schools Chess Trials 2023
		date 2022-03-12	rnd 4	type Standard	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Adams, W (Whitney)				Opponent Afrika, A (Amber)
2	1	Tournament Langeberg Schools Chess Trials 2023				Tournament Langeberg Schools Chess Trials 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Sebybo, K (Kesia)				Opponent Sebybo, K (Kesia)
3	1	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Lanfeberg Schools Chess Trials 2022
		date 2022-02-26	rnd 5	type Rapid	result 1	date 2022-02-26	rnd 5	type Rapid	result 1
		Opponent Dyers, K (Kay)				Opponent Dyers, K (Kay)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Adams, W (Whitney)				Opponent Damons, S (Stephlinn)

#	Games	Start				End
1	2	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Langeberg Schools Chess Trials 2023
		date 2022-02-26	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 1	type Rapid	result 1
		Opponent Dyers, K (Kay)				Opponent Afrika, A (Amber)
2	1	Tournament Langeberg Schools Chess Trials 2023				Tournament Langeberg Schools Chess Trials 2023
		date 2023-02-11	rnd 5	type Rapid	result 1	date 2023-02-11	rnd 5	type Rapid	result 1
		Opponent Sebybo, K (Kesia)				Opponent Sebybo, K (Kesia)
3	1	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Lanfeberg Schools Chess Trials 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-02-26	rnd 3	type Rapid	result 1
		Opponent Pekeur, M (Megane)				Opponent Pekeur, M (Megane)

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	Damons ,S (Stephlinn)	1	1	425	1	1	425	0	0	0	0	0	0
1	Damons ,S (Stephlinn)	1	1178.5	1603.5	1	1151.2	1603.5	0	0	0	0	0	0
2	Adams ,W (Whitney)	1	1	425	1	1	425	0	0	0	0	0	0
2	Adams ,W (Whitney)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Claasen ,S (Sade)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Claasen ,S (Sade)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Jacobs ,M (Mishan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jacobs ,M (Mishan)	1	1142.2	717.2	1	1085.6	717.2	0	0	0	0	0	0
5	Fortuin ,A (Ashneeq)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Fortuin ,A (Ashneeq)	1	1149.9	724.9	1	1200	724.9	0	0	0	0	0	0
6	Groenewald ,A (Ancha)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Groenewald ,A (Ancha)	1	1226.4	801.4	0	0	0	1	1339.3	801.4	0	0	0
7	Sebybo ,K (Kesia)	1	1	425	0	0	0	1	1	425	0	0	0
7	Sebybo ,K (Kesia)	1	1184.9	1609.9	0	0	0	1	1160	1609.9	0	0	0
8	Chamba ,R (Ruvarashe Sharon)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Chamba ,R (Ruvarashe Sharon)	1	1180	755	0	0	0	1	1198	755	0	0	0
9	Chipps ,A (Alexa)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Chipps ,A (Alexa)	1	1327.6	902.6	0	0	0	1	1332.6	902.6	0	0	0
10	Pekeur ,M (Megane)	1	1	425	0	0	0	1	1	425	0	0	0
10	Pekeur ,M (Megane)	1	1110.8	1535.8	0	0	0	1	1077.6	1535.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Van Der Westhuizen, M (Maijke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms