Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, L (Luelsje)

Chess SA id

208059167

FIDE id

Date of birth

2008-11-10 (U18)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198.3	1185.3	583	583
Raw rating	1198.3	1185.3	583	583
Weighted rating	1198.3	1185.3	583	583
Weighted performance	316.9	314.5	0	0
Floor	703.5	698.9	500	500
K-factor	36	40	40	40
Min/Max rating change allowed	166.2	169.3	399.4	399.4
Highest rating	1212.3 2019-07-01	1206.2 2019-09-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1203.5 2019-12-01	1198.9 2019-12-01	583 2024-03-01	583 2024-03-01
Highest weighted rating	1203.5 2024-11-01	1198.9 2024-11-01	583 2024-11-01	583 2024-11-01
Highest weighted performance	1212.3 2019-07-01	1206.2 2019-09-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1198.3	1185.3	583	583
Analysis
Rating	1198.3	1185.3	583	583
Raw rating	1198.3	1185.3	583	583
Weighted rating	1198.3	1185.3	583
Weighted performance	316.9	314.5	0
K-factor	36	40	40	40
Floor	703.5	698.9	500	500
Max/Min rating change allowed	166.2	169.3	399.4	399.4
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	1198.3	1185.3	583	583
New weighted rating	1198.3	1185.3	583	583
New weighted performance	316.5	314.1	0	0
Temp new rating	1198.3	1185.3	583	583
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1198.3	1185.3	583	583
New K-factor	36	40	40	40
New floor	703.5	698.9	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	226	221	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	95	52	54.74	40.3	1026.6	1066.8
Standard	95	52	54.74	40.3	1026.6	1066.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1198.3	1185.3	583	583
2025-09-01	1198.3	1185.3	583	583
2025-08-01	1198.3	1185.3	583	583
2025-07-01	1198.3	1185.3	583	583
2025-06-01	1198.3	1185.3	583	583
2025-05-01	1198.3	1185.3	583	583
2025-04-01	1198.3	1185.3	583	583
2025-03-01	1198.3	1185.3	583	583
2025-02-01	1198.3	1185.3	583	583
2025-01-01	1198.3	1185.3	583	583
2024-12-01	1198.3	1185.3	583	583
2024-11-01	1198.3	1185.3	583	583
2024-10-01	1198.3	1185.3	583	583
2024-09-01	1198.3	1185.3	583	583
2024-08-01	1198.3	1185.3	583	583
2024-07-01	1198.3	1185.3	583	583
2024-06-01	1198.3	1185.3	583	583
2024-08-01	1198.3	1185.3	583	583
2024-04-01	1198.3	1185.3	583	583
2024-03-01	1198.3	1185.3	583	583
2024-02-01	1198.3	1185.3	583	583
2024-01-01	1198.3	1185.3	583	583
2023-12-01	1198.3	1185.3	583	583
2023-11-01	1198.3	1185.3	583	583

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	2020 Registration Tournament (C)	2020-01-25	2020-01-25	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2019 South African Junior Team Championships (U12 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
3	2019 Etienne Lewis Trials (U12 Girls)	2019-08-30	2019-09-01	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
4	2019 Mid-Gauteng Open (D)	2019-08-17	2019-08-17	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	2019 Jacaranda Round Robin (K)	2019-08-03	2019-08-03	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2019 D4 Tshwane South Schools League Team Finals (U11)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
7	2019 Chris Greyling (D)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 Capablanca Chess Festival (Swiss D)	2019-04-19	2019-04-21	Standard	Tshwane (GTP)	7	7	4.5	Yes	Analysis
9	2019 Tshwane Chess Registration Tournament (D)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
10	South African Junior Team Championships 2018 (U12B Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	3	Yes	Analysis
11	2018 Etienne Lewis Trials (U12 Girls)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	6	2	Yes	Analysis
12	2018 Alekhine Open (D)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	2.5	Yes	Analysis
13	2018 Swartkop Open (D)	2018-06-23	2018-06-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
14	2018 Gauteng Secondary Schools Individual Chess Championships (U11 Girls)	2018-05-25	2018-05-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
15	2018 D4 Tshwane North Individual Chess Championships (U11 Girls)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
16	2018 Blou Bul Open (D)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
17	South African Junior Team Championships 2017 (U10 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2019 Capablanca Chess Festival				Tournament 2019 Chris Greyling
		date 2019-04-20	rnd 3	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Mokone, O (Oratile)				Opponent Hattingh, H (Heinrich)
2	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2018 Swartkop Open
		date 2018-05-25	rnd 2	type Standard	result 1	date 2018-06-23	rnd 1	type Standard	result 1
		Opponent Dipela, T (Tshepang)				Opponent Momberg, DE (David Eduard)
3	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Van Deventer, NS (Nathaniel Steven)				Opponent Mostert, M (Mj)

#	Games	Start				End
1	7	Tournament 2019 Capablanca Chess Festival				Tournament 2019 Chris Greyling
		date 2019-04-20	rnd 3	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Mokone, O (Oratile)				Opponent Hattingh, H (Heinrich)
2	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2018 Swartkop Open
		date 2018-05-25	rnd 2	type Standard	result 1	date 2018-06-23	rnd 1	type Standard	result 1
		Opponent Dipela, T (Tshepang)				Opponent Momberg, DE (David Eduard)
3	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Van Deventer, NS (Nathaniel Steven)				Opponent Mostert, M (Mj)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2018 Swartkop Open
		date 2018-05-25	rnd 2	type Standard	result 1	date 2018-06-23	rnd 1	type Standard	result 1
		Opponent Dipela, T (Tshepang)				Opponent Momberg, DE (David Eduard)
2	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Van Deventer, NS (Nathaniel Steven)				Opponent Mostert, M (Mj)
3	3	Tournament 2019 Etienne Lewis Trials				Tournament 2019 Etienne Lewis Trials
		date 2019-08-30	rnd 3	type Standard	result 1	date 2019-08-31	rnd 5	type Standard	result 1
		Opponent Johnstone, J (Jessica)				Opponent Lodi, O (Olebogeng)

#	Games	Start				End
1	5	Tournament 2018 Gauteng Secondary Schools Individual Chess Championships				Tournament 2018 Swartkop Open
		date 2018-05-25	rnd 2	type Standard	result 1	date 2018-06-23	rnd 1	type Standard	result 1
		Opponent Dipela, T (Tshepang)				Opponent Momberg, DE (David Eduard)
2	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Van Deventer, NS (Nathaniel Steven)				Opponent Mostert, M (Mj)
3	3	Tournament 2019 Etienne Lewis Trials				Tournament 2019 Etienne Lewis Trials
		date 2019-08-30	rnd 3	type Standard	result 1	date 2019-08-31	rnd 5	type Standard	result 1
		Opponent Johnstone, J (Jessica)				Opponent Lodi, O (Olebogeng)

No games found.

#	Games	Start				End

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	Radia ,D (Diya)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Radia ,D (Diya)	3	1205.4	922	3	1201.1	922	0	0	0	0	0	0
2	Govender ,T (Talia)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Govender ,T (Talia)	2	1228.9	803.9	2	1226.9	803.9	0	0	0	0	0	0
3	Van Rooyen ,M (Marcel)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Van Rooyen ,M (Marcel)	2	981.1	768.6	2	972.5	768.6	0	0	0	0	0	0
4	Johnstone ,J (Jessica)	2	2	425	2	2	425	0	0	0	0	0	0
4	Johnstone ,J (Jessica)	2	1016.5	1441.5	2	1000	1441.5	0	0	0	0	0	0
5	Lourens ,J (Jurgen)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Lourens ,J (Jurgen)	2	1133.2	708.2	2	1104.6	708.2	0	0	0	0	0	0
6	Van Deventer ,NS (Nathaniel Steven)	2	2	425	2	2	425	0	0	0	0	0	0
6	Van Deventer ,NS (Nathaniel Steven)	2	1143.4	1568.4	2	1132.4	1568.4	0	0	0	0	0	0
7	Timmerman ,ME (Mischke Enya)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Timmerman ,ME (Mischke Enya)	2	1159.1	734.1	2	1149.9	734.1	0	0	0	0	0	0
8	Jacobs ,L (Lenita)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Jacobs ,L (Lenita)	2	1074.3	649.3	2	1052	649.3	0	0	0	0	0	0
9	Dipela ,T (Tshepang)	2	2	425	2	2	425	0	0	0	0	0	0
9	Dipela ,T (Tshepang)	2	1143.1	1568.1	2	1131.4	1568.1	0	0	0	0	0	0
10	Nayagar ,Y (Yashiel)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Nayagar ,Y (Yashiel)	2	778	990.5	2	774.7	990.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Oosthuizen, L (Luelsje)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms