Chess South Africa Ratings Database

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Personal

Esterhuizen, A (Anthony Harper)

Chess SA id

1060131026

FIDE id

Date of birth

2006-11-30 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1238.8

Item	Main	Standard	Rapid	Blitz
Rating	1249.2	1235.1	1224.8	1200
Raw rating	1249.2	1235.1	1224.8	1200
Weighted rating	1249	1234.7	1224.8	1200
Weighted performance	1090.2	1061.9	0	0
Floor	784.1	780.1	724.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.6	157.7	160.1	165.8
Highest rating	1284.1 2025-03-01	1280.1 2023-03-01	1261 2023-07-01	1200 2018-10-01
Highest raw rating	1284.1 2025-03-01	1280.1 2023-03-01	1224.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1284.1 2024-09-01	1280.1 2024-02-01	1224.8 2025-06-01	1200 2018-10-01
Highest weighted performance	1233.6 2020-03-01	1210.6 2020-03-01	1261 2023-07-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1249.2	1235.1	1224.8	1200
Analysis
Rating	1249.2	1235.1	1224.8	1200
Raw rating	1249.2	1235.1	1224.8	1200
Weighted rating	1249	1234.7	1224.8
Weighted performance	1090.2	1061.9	0
K-factor	36	36	36	36
Floor	784.1	780.1	724.8	700
Max/Min rating change allowed	154.6	157.7	160.1	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	1249.2	1235.1	1224.8	1200
New weighted rating	1249	1234.8	1224.8	1200
New weighted performance	1083.1	1054.9	0	0
Temp new rating	1249.2	1235.1	1224.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1249.2	1235.1	1224.8	1200
New K-factor	36	36	36	36
New floor	784.1	780.1	724.8	700

Item	Main	Standard	Rapid
	0	0	0
	18	18	0
	4	4	0
	15	11	4
	5	0	5
	0	0	0
History	59	50	9

Games since
	Main 22	Standard 22		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	18	8	44.44	-47.2	1306.5	1259.2
Standard	18	8	44.44	-47.2	1306.5	1259.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	59	30	50.85	7.2	1242.2	1249.4
Standard	50	25	50	0	1250.8	1250.8
Rapid	9	5	55.56	47.2	1194.7	1241.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1249.2	1235.1	1224.8	1200
2025-09-30	1249.2	1235.1	1224.8	1200
2025-09-01	1249.2	1235.1	1224.8	1200
2025-08-01	1249.2	1235.1	1224.8	1200
2025-07-01	1249.2	1235.1	1224.8	1200
2025-06-01	1249.2	1235.1	1224.8	1200
2025-05-01	1248.6	1234.1	1224.8	1200
2025-04-01	1265.8	1254.1	1224.8	1200
2025-03-01	1284.1	1275.7	1224.8	1200
2025-02-01	1245	1230.9	1224.8	1200
2025-01-01	1240	1224	1224.8	1200
2024-12-01	1240	1224	1224.8	1200
2024-11-01	1240	1224	1224.8	1200
2024-10-01	1240	1224	1224.8	1200
2024-09-01	1240	1224	1224.8	1200
2024-08-01	1240	1224	1224.8	1200
2024-07-01	1240	1224	1224.8	1200
2024-09-01	1240	1224	1224.8	1200
2024-05-01	1240	1224	1224.8	1200
2024-04-01	1240	1224	1224.8	1200
2024-03-01	1240	1224	1224.8	1200
2024-02-01	1261.5	1250.6	1224.8	1200
2024-01-01	1261.5	1250.6	1224.8	1200
2023-12-01	1261.5	1250.6	1224.8	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	Western Cape Schools Individual Championship 2025 (U19 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1.5	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U19 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	CT Metro North Schools Chess Individual Trials 2025 (U19 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U19 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1.5	Yes	Analysis
2	CT Metro Schools Individual Closed 2025 (U19 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
3	CT Metro North Schools Chess Individual Trials 2025 (U19 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
4	North District School Trials 2024 (U18 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis
5	CT Metro District North Top Schools Chess 2023 (U18 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	4	3	Yes	Analysis
6	Cape Town Metro Schools Chess Closed Individuals 2023 (U17 Boys)	2023-03-03	2023-03-04	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
7	North District School Trials 2023 (U17 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
8	District North 2022 (U18)	2022-03-06	2022-03-06	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis
9	2020 Western Province Open (Development)	2020-03-07	2020-03-07	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
10	Metro North Individual Trials 2020 (U15)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
11	2020 Cape Of Good Hope Open (Open)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament North District School Trials 2023				Tournament North District School Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Lucas, T (Tristan)				Opponent Williams, R (Reindert)
2	3	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Mutombo, M (Michel)				Opponent Swardt, S (Steffan)
3	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-23	rnd 5	type Standard	result 1
		Opponent Burger, M (Marius)				Opponent Marinus, T (Thurlin)

#	Games	Start				End
1	5	Tournament 2020 Western Province Open				Tournament North District School Trials 2023
		date 2020-03-07	rnd 5	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Calitz, J (Joey)				Opponent Williams, R (Reindert)
2	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-23	rnd 5	type Standard	result 1
		Opponent Burger, M (Marius)				Opponent Marinus, T (Thurlin)
3	2	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-09	rnd 6	type Standard	result 1	date 2025-03-01	rnd 1	type Standard	result 1
		Opponent Van Der Hoven, K (Kai)				Opponent Adhikarie, S (Shakoer)

#	Games	Start				End
1	3	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Mutombo, M (Michel)				Opponent Swardt, S (Steffan)
2	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-06	rnd 3	type Rapid	result 1	date 2022-03-06	rnd 4	type Rapid	result 1
		Opponent Loung, J (Jordan-Lee)				Opponent Strydom, I (Ian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament North District School Trials 2023				Tournament North District School Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Lucas, T (Tristan)				Opponent Williams, R (Reindert)
2	3	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Mutombo, M (Michel)				Opponent Swardt, S (Steffan)
3	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-23	rnd 5	type Standard	result 1
		Opponent Burger, M (Marius)				Opponent Marinus, T (Thurlin)

#	Games	Start				End
1	5	Tournament 2020 Western Province Open				Tournament North District School Trials 2023
		date 2020-03-07	rnd 5	type Standard	result 1	date 2023-02-04	rnd 4	type Standard	result 1
		Opponent Calitz, J (Joey)				Opponent Williams, R (Reindert)
2	3	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-23	rnd 5	type Standard	result 1
		Opponent Burger, M (Marius)				Opponent Marinus, T (Thurlin)
3	2	Tournament CT Metro North Schools Chess Individual Trials 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-02-09	rnd 6	type Standard	result 1	date 2025-03-01	rnd 1	type Standard	result 1
		Opponent Van Der Hoven, K (Kai)				Opponent Adhikarie, S (Shakoer)

#	Games	Start				End
1	3	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 4	type Rapid	result 1
		Opponent Mutombo, M (Michel)				Opponent Swardt, S (Steffan)
2	2	Tournament District North 2022				Tournament District North 2022
		date 2022-03-06	rnd 3	type Rapid	result 1	date 2022-03-06	rnd 4	type Rapid	result 1
		Opponent Loung, J (Jordan-Lee)				Opponent Strydom, I (Ian)

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 ,R (Reinaert)	2	2	425	2	2	425	0	0	0	0	0	0
1	Williams ,R (Reinaert)	2	1253.4	1678.4	2	1220.2	1678.4	0	0	0	0	0	0
2	Mfihlo ,P (Prince)	2	2	425	2	2	425	0	0	0	0	0	0
2	Mfihlo ,P (Prince)	2	1199.6	1624.6	2	1199.4	1624.6	0	0	0	0	0	0
3	Smith ,J (Jayden)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Smith ,J (Jayden)	2	1195.7	770.7	2	1194	770.7	0	0	0	0	0	0
4	Webster ,M (Matthew)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Webster ,M (Matthew)	2	1462.3	1037.3	2	1451	1037.3	0	0	0	0	0	0
5	Smith ,J (Joedy)	2	2	425	2	2	425	0	0	0	0	0	0
5	Smith ,J (Joedy)	2	1151.8	1576.8	2	1147	1576.8	0	0	0	0	0	0
6	Van Der Hoven ,K (Kai)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Der Hoven ,K (Kai)	1	1234.5	1659.5	1	1239.6	1659.5	0	0	0	0	0	0
7	Meyer ,P (Phillip)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Meyer ,P (Phillip)	1	1241.8	816.8	1	1246	816.8	0	0	0	0	0	0
8	Vorster ,P (Paul)	1	1	425	1	1	425	0	0	0	0	0	0
8	Vorster ,P (Paul)	1	1203.8	1628.8	1	1157.2	1628.8	0	0	0	0	0	0
9	Burger ,M (Marius)	1	1	425	1	1	425	0	0	0	0	0	0
9	Burger ,M (Marius)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Laubscher ,E (Erick)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Laubscher ,E (Erick)	1	1451.4	1026.4	1	1327.3	1026.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Esterhuizen, A (Anthony Harper)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms