Chess South Africa Ratings Database

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Personal

Esterhuizen, A (Antru)

Chess SA id

2120110242

FIDE id

Date of birth

2012-02-03 (U14)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1220.8	1201.1	1236.9	1200
Raw rating	1220.8	1201.1	1236.9	1200
Weighted rating	1220.8	1201.1	1236.9	1200
Weighted performance	0	0	0	0
Floor	720.8	707.2	736.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	161	165.6	157.3	165.8
Highest rating	1225.2 2019-07-01	1224.5 2019-04-01	1279.6 2019-07-01	1200 2018-10-01
Highest raw rating	1220.8 2024-03-01	1207.2 2019-12-01	1236.9 2024-03-01	1200 2024-03-01
Highest weighted rating	1220.8 2024-03-01	1207.2 2020-02-01	1236.9 2024-03-01	1200 2018-10-01
Highest weighted performance	1225.2 2019-07-01	1224.5 2019-04-01	1279.6 2019-07-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1220.8	1201.1	1236.9	1200
Analysis
Rating	1220.8	1201.1	1236.9	1200
Raw rating	1220.8	1201.1	1236.9	1200
Weighted rating	1220.8	1201.1	1236.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	720.8	707.2	736.9	700
Max/Min rating change allowed	161	165.6	157.3	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	1220.8	1201.1	1236.9	1200
New weighted rating	1220.8	1201.1	1236.9	1200
New weighted performance	0	0	0	0
Temp new rating	1220.8	1201.1	1236.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1220.8	1201.1	1236.9	1200
New K-factor	36	36	36	36
New floor	720.8	707.2	736.9	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	24	10	14

Games since
	Main 0	Standard 0		Rapid 0		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	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	24	13.5	56.25	53.1	1180.4	1233.5
Standard	10	5.5	55	42.5	1178.9	1221.4
Rapid	14	8	57.14	60.7	1181.4	1242.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1220.8	1201.1	1236.9	1200
2025-09-01	1220.8	1201.1	1236.9	1200
2025-08-01	1220.8	1201.1	1236.9	1200
2025-07-01	1220.8	1201.1	1236.9	1200
2025-06-01	1220.8	1201.1	1236.9	1200
2025-05-01	1220.8	1201.1	1236.9	1200
2025-04-01	1220.8	1201.1	1236.9	1200
2025-03-01	1220.8	1201.1	1236.9	1200
2025-02-01	1220.8	1201.1	1236.9	1200
2025-01-01	1220.8	1201.1	1236.9	1200
2024-12-01	1220.8	1201.1	1236.9	1200
2024-11-01	1220.8	1201.1	1236.9	1200
2024-10-01	1220.8	1201.1	1236.9	1200
2024-09-01	1220.8	1201.1	1236.9	1200
2024-08-01	1220.8	1201.1	1236.9	1200
2024-07-01	1220.8	1201.1	1236.9	1200
2024-06-01	1220.8	1201.1	1236.9	1200
2024-08-01	1220.8	1201.1	1236.9	1200
2024-04-01	1220.8	1201.1	1236.9	1200
2024-03-01	1220.8	1201.1	1236.9	1200
2024-02-01	1220.8	1201.1	1236.9	1200
2024-01-01	1220.8	1201.1	1236.9	1200
2023-12-01	1220.8	1201.1	1236.9	1200
2023-11-01	1220.8	1201.1	1236.9	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	West Coast Schools Prestige 2020 (U9 Girls)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
2	Onder Weskus Prestige 2020 (U9 Girls)	2020-02-15	2020-02-22	Standard	West Coast (WCU)	6	5	2.5	Yes	Analysis
3	Weskus Topskole 2019 (U9)	2019-07-20	2019-07-20	Rapid	West Coast (WCU)	3	3	2	Yes	Analysis
4	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O7 Dogters)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
5	Onder-Weskus Skole Proewe 2019 (O7 Seuns+Dogters)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	7	6	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 4	type Rapid	result 0.5
		Opponent Koch, C (Christine)				Opponent Esterhuizen, A (Anlo)
2	3	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 0.5
		Opponent Engelbrecht, J (Janke)				Opponent Peters, C (Chantel)
3	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 2	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 1
		Opponent Joseph, N (Nashadine)				Opponent Maarman, W (When-Lee)

#	Games	Start				End
1	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 2	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 1
		Opponent Joseph, N (Nashadine)				Opponent Maarman, W (When-Lee)
2	2	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-15	rnd 3	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 0.5
		Opponent Botha, A (Anke)				Opponent De Witt, S (Somari)
3	1	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-22	rnd 6	type Standard	result 1	date 2020-02-22	rnd 6	type Standard	result 1
		Opponent Esterhuizen, A (Anlo)				Opponent Esterhuizen, A (Anlo)

#	Games	Start				End
1	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 1	type Rapid	result 1	date 2019-02-16	rnd 4	type Rapid	result 0.5
		Opponent Koch, C (Christine)				Opponent Esterhuizen, A (Anlo)
2	3	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 0.5
		Opponent Engelbrecht, J (Janke)				Opponent Peters, C (Chantel)
3	2	Tournament Weskus Topskole 2019				Tournament West Coast Schools Prestige 2020
		date 2019-07-20	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 1	type Rapid	result 0.5
		Opponent Geldenhuys, V (Vida)				Opponent De Witt, S (Somari)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 2	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 1
		Opponent Joseph, N (Nashadine)				Opponent Maarman, W (When-Lee)
2	2	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 4	type Rapid	result 1
		Opponent Engelbrecht, J (Janke)				Opponent Schoeman, M (Mischke)
3	1	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-22	rnd 6	type Standard	result 1	date 2020-02-22	rnd 6	type Standard	result 1
		Opponent Esterhuizen, A (Anlo)				Opponent Esterhuizen, A (Anlo)

#	Games	Start				End
1	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 2	type Standard	result 1	date 2019-04-06	rnd 4	type Standard	result 1
		Opponent Joseph, N (Nashadine)				Opponent Maarman, W (When-Lee)
2	1	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-22	rnd 6	type Standard	result 1	date 2020-02-22	rnd 6	type Standard	result 1
		Opponent Esterhuizen, A (Anlo)				Opponent Esterhuizen, A (Anlo)
3	1	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-15	rnd 3	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Botha, A (Anke)				Opponent Botha, A (Anke)

#	Games	Start				End
1	2	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 4	type Rapid	result 1
		Opponent Engelbrecht, J (Janke)				Opponent Schoeman, M (Mischke)
2	1	Tournament Weskus Topskole 2019				Tournament Weskus Topskole 2019
		date 2019-07-20	rnd 3	type Rapid	result 1	date 2019-07-20	rnd 3	type Rapid	result 1
		Opponent Geldenhuys, V (Vida)				Opponent Geldenhuys, V (Vida)
3	1	Tournament Weskus Topskole 2019				Tournament Weskus Topskole 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 1	type Rapid	result 1
		Opponent Phillips, J (Jan)				Opponent Phillips, J (Jan)

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	Esterhuizen ,A (Anlo)	3	2.5	283.3	2	2	425	1	0.5	0	0	0	0
1	Esterhuizen ,A (Anlo)	3	1187.2	1470.5	2	1191.8	1612.2	1	1200	1187.2	0	0	0
2	Lewaks ,A (Andrea)	3	0	-425	1	0	-425	2	0	-425	0	0	0
2	Lewaks ,A (Andrea)	3	1124.7	699.7	1	886.9	699.7	2	1229.1	699.7	0	0	0
3	De Witt ,S (Somari)	2	1	0	1	0.5	0	1	0.5	0	0	0	0
3	De Witt ,S (Somari)	2	1206.9	1206.9	1	1200	1206.9	1	1200	1206.9	0	0	0
4	Burger ,M (Mari)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Burger ,M (Mari)	2	1197.2	772.2	1	1200	772.2	1	1200	772.2	0	0	0
5	Joseph ,N (Nashadine)	1	1	425	1	1	425	0	0	0	0	0	0
5	Joseph ,N (Nashadine)	1	1176	1601	1	1200	1601	0	0	0	0	0	0
6	Kleynhans ,C (Caylen)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kleynhans ,C (Caylen)	1	1211.5	786.5	1	1200	786.5	0	0	0	0	0	0
7	Maarman ,W (When-Lee)	1	1	425	1	1	425	0	0	0	0	0	0
7	Maarman ,W (When-Lee)	1	1177	1602	1	1200	1602	0	0	0	0	0	0
8	Botha ,A (Anke)	1	1	425	1	1	425	0	0	0	0	0	0
8	Botha ,A (Anke)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Groenewaldt ,K (Katja)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Groenewaldt ,K (Katja)	1	1145.8	720.8	1	1148.8	720.8	0	0	0	0	0	0
10	Koch ,C (Christine)	1	1	425	0	0	0	1	1	425	0	0	0
10	Koch ,C (Christine)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Esterhuizen, A (Antru)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms