Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, H (Haylee)

Chess SA id

2070146197

FIDE id

Date of birth

2007-11-25 (U20)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1216.5	1227.8	1183.4	1200
Raw rating	1216.5	1227.8	1183.4	1200
Weighted rating	1213.3	1223.5	1182.9	1200
Weighted performance	0	0	0	0
Floor	764.1	777.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	162	159.4	169.8	165.8
Highest rating	1606.3 2022-08-01	1608.9 2022-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1264.1 2022-09-01	1277.6 2024-03-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1264.1 2024-03-01	1277.6 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1606.3 2022-08-01	1608.9 2022-08-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1216.5	1227.8	1183.4	1200
Analysis
Rating	1216.5	1227.8	1183.4	1200
Raw rating	1216.5	1227.8	1183.4	1200
Weighted rating	1213.3	1223.5	1182.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	764.1	777.6	700	700
Max/Min rating change allowed	162	159.4	169.8	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	1216.5	1227.8	1183.4	1200
New weighted rating	1213.2	1223.3	1183	1200
New weighted performance	0	0	0	0
Temp new rating	1216.5	1227.8	1183.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1216.5	1227.8	1183.4	1200
New K-factor	36	36	36	36
New floor	764.1	777.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	11	5	6
	3	0	3
	4	4	0
	0	0	0
History	23	14	9

Games since
	Main 19	Standard 10		Rapid 9		Blitz 0
Gender	Female
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	5	1	20	-255	1112.7	857.7
Standard	5	1	20	-255	1112.7	857.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	11	47.83	-18.5	1165.7	1147.2
Standard	14	6.5	46.43	-30.4	1138.1	1107.8
Rapid	9	4.5	50	0	1208.5	1208.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1216.5	1227.8	1183.4	1200
2025-09-01	1216.5	1227.8	1183.4	1200
2025-08-01	1216.5	1227.8	1183.4	1200
2025-07-01	1216.5	1227.8	1183.4	1200
2025-06-01	1216.5	1227.8	1183.4	1200
2025-05-01	1216.5	1227.8	1183.4	1200
2025-04-01	1216.5	1227.8	1183.4	1200
2025-03-01	1213.2	1223.9	1183.4	1200
2025-02-01	1218.3	1229.7	1183.4	1200
2025-01-01	1202.7	1208.8	1182.4	1200
2024-12-01	1202.7	1208.8	1182.4	1200
2024-11-01	1202.7	1208.8	1182.4	1200
2024-10-01	1202.7	1208.8	1182.4	1200
2024-09-01	1202.7	1208.8	1182.4	1200
2024-08-01	1202.7	1208.8	1182.4	1200
2024-07-01	1202.7	1208.8	1182.4	1200
2024-06-01	1202.7	1208.8	1182.4	1200
2024-08-01	1202.7	1208.8	1182.4	1200
2024-04-01	1202.7	1208.8	1182.4	1200
2024-03-01	1253.5	1277.6	1182.4	1200
2024-02-01	1248.5	1277.6	1178.4	1200
2024-01-01	1248.5	1277.6	1178.4	1200
2023-12-01	1248.5	1277.6	1178.4	1200
2023-11-01	1248.5	1277.6	1178.4	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	Cape Winelands Schools - Trials 1 2025 (U19 Girls)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Schools - Trials 1 2025 (U19 Girls)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	Cape Winelands Schools - Prestige 2024 (U18 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
3	Cape Winelands Schools - HS Trials 1 2024 (U18 Girls)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
4	Paarl Gimnasium Championship 2023 (B)	2023-10-24	2023-10-30	Rapid	Cape Winelands (WCW)	7	3	1	Yes	Analysis
5	Cape Winelands Schools Top Schools 2022 (U15+U18 Girls)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Top Schools 2022				Tournament Paarl Gimnasium Championship 2023
		date 2022-08-27	rnd 1	type Standard	result 1	date 2023-10-25	rnd 4	type Rapid	result 1
		Opponent Baai, R (Rozaan)				Opponent Baatjies, A (Adnaan)
2	3	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-02-17	rnd 5	type Rapid	result 0.5	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Moko, L (Leigh-Temba)				Opponent Jacobs, J (Jofesline)
3	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Burger, S (Suzanne)				Opponent Jacobs, J (Jofesline)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools - Prestige 2024
		date 2022-08-27	rnd 1	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Baai, R (Rozaan)				Opponent Jacobs, J (Jofesline)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Springveldt, D (Deileeya)				Opponent Springveldt, D (Deileeya)
3	1	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 4	type Standard	result 0.5	date 2024-03-02	rnd 4	type Standard	result 0.5
		Opponent Julius, A (Amy)				Opponent Julius, A (Amy)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 5	type Rapid	result 0.5	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Moko, L (Leigh-Temba)				Opponent Keyster, F (Farren)
2	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Burger, S (Suzanne)				Opponent Jacobs, J (Jofesline)
3	1	Tournament Paarl Gimnasium Championship 2023				Tournament Paarl Gimnasium Championship 2023
		date 2023-10-25	rnd 4	type Rapid	result 1	date 2023-10-25	rnd 4	type Rapid	result 1
		Opponent Baatjies, A (Adnaan)				Opponent Baatjies, A (Adnaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Top Schools 2022				Tournament Paarl Gimnasium Championship 2023
		date 2022-08-27	rnd 1	type Standard	result 1	date 2023-10-25	rnd 4	type Rapid	result 1
		Opponent Baai, R (Rozaan)				Opponent Baatjies, A (Adnaan)
2	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-02-17	rnd 6	type Rapid	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Keyster, F (Farren)				Opponent Jacobs, J (Jofesline)
3	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Burger, S (Suzanne)				Opponent Jacobs, J (Jofesline)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools - Prestige 2024
		date 2022-08-27	rnd 1	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Baai, R (Rozaan)				Opponent Jacobs, J (Jofesline)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Springveldt, D (Deileeya)				Opponent Springveldt, D (Deileeya)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Burger, S (Suzanne)				Opponent Jacobs, J (Jofesline)
2	1	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 6	type Rapid	result 1	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Keyster, F (Farren)				Opponent Keyster, F (Farren)
3	1	Tournament Paarl Gimnasium Championship 2023				Tournament Paarl Gimnasium Championship 2023
		date 2023-10-25	rnd 4	type Rapid	result 1	date 2023-10-25	rnd 4	type Rapid	result 1
		Opponent Baatjies, A (Adnaan)				Opponent Baatjies, A (Adnaan)

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	Grobbelaar ,C (Chanelle)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Grobbelaar ,C (Chanelle)	2	1228.7	803.7	2	1207.1	803.7	0	0	0	0	0	0
2	Keyster ,F (Farren)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Keyster ,F (Farren)	2	1085.6	1085.6	1	1149.5	660.6	1	1030.4	1510.6	0	0	0
3	Jacobs ,J (Jofesline)	2	2	425	1	1	425	1	1	425	0	0	0
3	Jacobs ,J (Jofesline)	2	1051.1	1476.1	1	1085.6	1476.1	1	1035.2	1476.1	0	0	0
4	Julius ,A (Amy)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Julius ,A (Amy)	1	1070.1	1070.1	1	1082.8	1070.1	0	0	0	0	0	0
5	Jacobs ,S (Sunette)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Jacobs ,S (Sunette)	1	1186.5	761.5	1	1200	761.5	0	0	0	0	0	0
6	Baartman ,N (Nicole)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Baartman ,N (Nicole)	1	1026.7	601.7	1	1060.4	601.7	0	0	0	0	0	0
7	Mookadam ,A (Amina)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mookadam ,A (Amina)	1	1173.1	1598.1	1	1200	1598.1	0	0	0	0	0	0
8	Faro ,R (Riandra)	1	1	425	1	1	425	0	0	0	0	0	0
8	Faro ,R (Riandra)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Springveldt ,D (Deileeya)	1	1	425	1	1	425	0	0	0	0	0	0
9	Springveldt ,D (Deileeya)	1	1121.6	1546.6	1	1081.5	1546.6	0	0	0	0	0	0
10	Baai ,R (Rozaan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Baai ,R (Rozaan)	1	1095.3	1520.3	1	1078.8	1520.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Oosthuizen, H (Haylee)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms