Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, L (Leane)

Chess SA id

2120139971

FIDE id

Date of birth

2012-06-15 (U14)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1210.6	1226.1	1181.6	1200
Raw rating	1210.6	1226.1	1181.6	1200
Weighted rating	1193.9	1208.4	1181.6	1200
Weighted performance	0	0	0	0
Floor	710.6	726.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.3	159.8	170.2	165.8
Highest rating	1210.6 2025-06-01	1226.1 2025-06-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1210.6 2025-06-01	1226.1 2025-06-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1210.6 2018-10-01	1204.7 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1210.6	1226.1	1181.6	1200
Analysis
Rating	1210.6	1226.1	1181.6	1200
Raw rating	1210.6	1226.1	1181.6	1200
Weighted rating	1193.9	1208.4	1181.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	710.6	726.1	700	700
Max/Min rating change allowed	163.3	159.8	170.2	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	1210.6	1226.1	1181.6	1200
New weighted rating	1195.6	1210.2	1181.6	1200
New weighted performance	0	0	0	0
Temp new rating	1210.6	1226.1	1181.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1210.6	1226.1	1181.6	1200
New K-factor	36	36	36	36
New floor	710.6	726.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	8	8	0
	0	0	0
	7	0	7
	0	0	0
History	20	13	7

Games since
	Main 13	Standard 13		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	5	3	60	85	1253	1338
Standard	5	3	60	85	1253	1338
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	10	50	0	1201.3	1201.3
Standard	13	7	53.85	32.7	1221.9	1254.6
Rapid	7	3	42.86	-60.7	1163.1	1102.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1210.6	1226.1	1181.6	1200
2025-09-01	1210.6	1226.1	1181.6	1200
2025-08-01	1210.6	1226.1	1181.6	1200
2025-07-01	1210.6	1226.1	1181.6	1200
2025-06-01	1210.6	1226.1	1181.6	1200
2025-05-01	1185.1	1198.5	1181.6	1200
2025-04-01	1185.1	1198.5	1181.6	1200
2025-03-01	1185.1	1198.5	1181.6	1200
2025-02-01	1185.1	1198.4	1181.6	1200
2025-01-01	1185.1	1197.5	1181.6	1200
2024-12-01	1185.1	1197.5	1181.6	1200
2024-11-01	1185.1	1197.5	1181.6	1200
2024-10-01	1185.1	1197.5	1181.6	1200
2024-09-01	1185.1	1197.5	1181.6	1200
2024-08-01	1182.1	1197.1	1181.6	1200
2024-07-01	1182.1	1197.1	1181.6	1200
2024-06-01	1182.1	1197.1	1181.6	1200
2024-08-01	1181.8	1200	1181.6	1200
2024-04-01	1181.8	1200	1181.6	1200
2024-03-01	1181.8	1200	1181.6	1200
2024-02-01	1181.8	1200	1181.6	1200
2024-01-01	1181.8	1200	1181.6	1200
2023-12-01	1181.8	1200	1181.6	1200
2023-11-01	1181.8	1200	1181.6	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	2025 Tshwane South School District Individual Finals (D4) (U13 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane South School District Individual Finals (D4) (U13 Girls)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13B)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	2024 Tshwane South School District CLOSED Individual Championships (U13 Girls)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	3	1.5	Yes	Analysis
4	D4 Individuals 2022 (U11 Girls)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Pronk, L (Lyla)				Opponent Pistorius, A (Anabelle)
2	3	Tournament D4 Individuals 2022				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Fritzpatrick, A (Alenka)				Opponent Du Toit, J (Janri)
3	2	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Le Roux, J (Jan-Henoch)				Opponent Carlysle-Mccallum, J (Jasmin-Lee)

#	Games	Start				End
1	3	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Pronk, L (Lyla)				Opponent Pistorius, A (Anabelle)
2	2	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Le Roux, J (Jan-Henoch)				Opponent Carlysle-Mccallum, J (Jasmin-Lee)
3	2	Tournament 2024 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2024-05-11	rnd 3	type Standard	result 0.5	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Coetzee, L (Lenska)				Opponent Du Toit, J (Janri)

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Fritzpatrick, A (Alenka)				Opponent Fritzpatrick, A (Alenka)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Engelbrecht, A (Amber-Lee)				Opponent Engelbrecht, A (Amber-Lee)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 2	type Rapid	result 1	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Bester, E (Emelia)				Opponent Bester, E (Emelia)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Pronk, L (Lyla)				Opponent Pistorius, A (Anabelle)
2	2	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Le Roux, J (Jan-Henoch)				Opponent Carlysle-Mccallum, J (Jasmin-Lee)
3	1	Tournament 2024 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Du Toit, J (Janri)				Opponent Du Toit, J (Janri)

#	Games	Start				End
1	3	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Pronk, L (Lyla)				Opponent Pistorius, A (Anabelle)
2	2	Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024				Tournament D4 Tshwane South District Schools Teams Chess Tournament 2024
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Le Roux, J (Jan-Henoch)				Opponent Carlysle-Mccallum, J (Jasmin-Lee)
3	1	Tournament 2024 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2024-05-11	rnd 4	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 1
		Opponent Du Toit, J (Janri)				Opponent Du Toit, J (Janri)

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 7	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Fritzpatrick, A (Alenka)				Opponent Fritzpatrick, A (Alenka)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 5	type Rapid	result 1
		Opponent Engelbrecht, A (Amber-Lee)				Opponent Engelbrecht, A (Amber-Lee)
3	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 2	type Rapid	result 1	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Bester, E (Emelia)				Opponent Bester, E (Emelia)

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	Sangweni ,A (Anothile)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Sangweni ,A (Anothile)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Appel ,J (Jandre)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Appel ,J (Jandre)	1	1225.3	800.3	1	1223	800.3	0	0	0	0	0	0
3	Moopanar ,Y (Yashan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Moopanar ,Y (Yashan)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Van Der Merwe ,L (Liahne Lizl)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Der Merwe ,L (Liahne Lizl)	1	1398.5	973.5	1	1393.4	973.5	0	0	0	0	0	0
5	Van Rooyen ,H (Heinrich)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Rooyen ,H (Heinrich)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Du Toit ,J (Janri)	1	1	425	1	1	425	0	0	0	0	0	0
6	Du Toit ,J (Janri)	1	995.8	1420.8	1	976.4	1420.8	0	0	0	0	0	0
7	Le Roux ,J (Jan-Henoch)	1	1	425	1	1	425	0	0	0	0	0	0
7	Le Roux ,J (Jan-Henoch)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Mathee ,J (Jonet)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mathee ,J (Jonet)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Jansen ,A (Alexia)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Jansen ,A (Alexia)	1	1406.4	981.4	1	1404.4	981.4	0	0	0	0	0	0
10	Coetzee ,L (Lenska)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Coetzee ,L (Lenska)	1	1200	1200	1	1200	1200	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, L (Leane)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms