Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Westhuizen, A (Anru)

Chess SA id

1090142370

FIDE id

Date of birth

2009-09-10 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1172.6	1125.6	1227	1200
Raw rating	1172.6	1125.6	1227	1200
Weighted rating	1168	1125.6	1222.9	1200
Weighted performance	0	0	0	0
Floor	700	700	727	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.4	184.4	159.6	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1319.7 2024-07-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1227 2024-08-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1221.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1319.7 2024-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1172.6	1125.6	1227	1200
Analysis
Rating	1172.6	1125.6	1227	1200
Raw rating	1172.6	1125.6	1227	1200
Weighted rating	1168	1125.6	1222.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	727	700
Max/Min rating change allowed	172.4	184.4	159.6	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	1172.6	1125.6	1227	1200
New weighted rating	1168.9	1125.6	1223.8	1200
New weighted performance	0	0	0	0
Temp new rating	1172.6	1125.6	1227	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1172.6	1125.6	1227	1200
New K-factor	36	36	36	36
New floor	700	700	727	700

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

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	10	3.5	35	-127.5	1251.3	1123.8
Standard	5	0.5	10	-340	1249.7	909.7
Rapid	5	3	60	85	1253	1338
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1172.6	1125.6	1227	1200
2025-09-01	1172.6	1125.6	1227	1200
2025-08-01	1172.6	1125.6	1227	1200
2025-07-01	1172.6	1125.6	1227	1200
2025-06-01	1172.6	1125.6	1227	1200
2025-05-01	1172.6	1125.6	1227	1200
2025-04-01	1172.6	1125.6	1227	1200
2025-03-01	1172.6	1125.6	1227	1200
2025-02-01	1172.6	1125.6	1227	1200
2025-01-01	1172.6	1125.6	1227	1200
2024-12-01	1172.6	1125.6	1227	1200
2024-11-01	1172.6	1125.6	1227	1200
2024-10-01	1172.6	1125.6	1227	1200
2024-09-01	1172.6	1125.6	1227	1200
2024-08-01	1172.6	1125.6	1227	1200
2024-07-01	1141.9	1125.6	1200	1200
2024-06-01	1141.9	1125.6	1200	1200
2024-08-01	1141.9	1125.6	1200	1200
2024-04-01	1141.9	1125.6	1200	1200
2024-03-01	1141.9	1125.6	1200	1200
2024-02-01	1141.9	1125.6	1200	1200
2024-01-01	1141.9	1125.6	1200	1200
2023-12-01	1141.9	1125.6	1200	1200
2023-11-01	1141.9	1125.6	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	CT District North Top Schools 2024 (U15 Mixed)	2024-07-27	2024-07-27	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
2	WP Closed 2022 (U14)	2022-06-16	2022-06-16	Standard	Cape Town (WCT)	6	5	0.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 4	type Rapid	result 1
		Opponent Nero, D (Dornay)				Opponent De Oliveira, T (Tiago)
2	1	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Mgumbi, T (Tanatswa)				Opponent Mgumbi, T (Tanatswa)
3	1	Tournament WP Closed 2022				Tournament WP Closed 2022
		date 2022-06-16	rnd 5	type Standard	result 0.5	date 2022-06-16	rnd 5	type Standard	result 0.5
		Opponent Williamson, S (Sarah)				Opponent Williamson, S (Sarah)

#	Games	Start				End
1	1	Tournament WP Closed 2022				Tournament WP Closed 2022
		date 2022-06-16	rnd 5	type Standard	result 0.5	date 2022-06-16	rnd 5	type Standard	result 0.5
		Opponent Williamson, S (Sarah)				Opponent Williamson, S (Sarah)

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 4	type Rapid	result 1
		Opponent Nero, D (Dornay)				Opponent De Oliveira, T (Tiago)
2	1	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Mgumbi, T (Tanatswa)				Opponent Mgumbi, T (Tanatswa)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 4	type Rapid	result 1
		Opponent Nero, D (Dornay)				Opponent De Oliveira, T (Tiago)
2	1	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Mgumbi, T (Tanatswa)				Opponent Mgumbi, T (Tanatswa)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 3	type Rapid	result 1	date 2024-07-27	rnd 4	type Rapid	result 1
		Opponent Nero, D (Dornay)				Opponent De Oliveira, T (Tiago)
2	1	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 1	type Rapid	result 1	date 2024-07-27	rnd 1	type Rapid	result 1
		Opponent Mgumbi, T (Tanatswa)				Opponent Mgumbi, T (Tanatswa)

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	Williamson ,S (Sarah)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Williamson ,S (Sarah)	1	1068	1068	1	1014.4	1068	0	0	0	0	0	0
2	Mayekiso ,A (Amila)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mayekiso ,A (Amila)	1	1307.6	882.6	1	1283.1	882.6	0	0	0	0	0	0
3	Van Schaik ,N (Neil)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Schaik ,N (Neil)	1	1380.4	955.4	1	1343.2	955.4	0	0	0	0	0	0
4	Smith ,S (Shiloh)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Smith ,S (Shiloh)	1	1275.4	850.4	1	1237.6	850.4	0	0	0	0	0	0
5	Williams ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Williams ,M (Matthew)	1	1216.9	791.9	1	1210.8	791.9	0	0	0	0	0	0
6	Mgumbi ,T (Tanatswa)	1	1	425	0	0	0	1	1	425	0	0	0
6	Mgumbi ,T (Tanatswa)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Van Der Poel ,T (Truhann)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Van Der Poel ,T (Truhann)	1	1130.2	705.2	0	0	0	1	1200	705.2	0	0	0
8	Nero ,D (Dornay)	1	1	425	0	0	0	1	1	425	0	0	0
8	Nero ,D (Dornay)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Wilson ,J (James)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Wilson ,J (James)	1	1535	1110	0	0	0	1	1315.5	1110	0	0	0
10	De Oliveira ,T (Tiago)	1	1	425	0	0	0	1	1	425	0	0	0
10	De Oliveira ,T (Tiago)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Van Der Westhuizen, A (Anru)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms