Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jansen, L (Leonay)

Chess SA id

2090140973

FIDE id

Date of birth

2009-05-26 (U18)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1141.1	1171.3	1099.6	1200
Raw rating	1141.1	1171.3	1099.6	1200
Weighted rating	1137.7	1167.6	1097.4	1200
Weighted performance	803.3	796.6	0	0
Floor	707.6	733.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	180.3	172.7	191.3	165.8
Highest rating	1218.7 2022-07-01	1299.7 2022-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1207.6 2022-08-01	1233.9 2022-08-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1207.6 2018-10-01	1233.9 2023-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1218.7 2022-07-01	1299.7 2022-07-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1141.1	1171.3	1099.6	1200
Analysis
Rating	1141.1	1171.3	1099.6	1200
Raw rating	1141.1	1171.3	1099.6	1200
Weighted rating	1137.7	1167.6	1097.4
Weighted performance	803.3	796.6	0
K-factor	36	36	36	36
Floor	707.6	733.9	700	700
Max/Min rating change allowed	180.3	172.7	191.3	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	1141.1	1171.3	1099.6	1200
New weighted rating	1137.9	1167.6	1097.8	1200
New weighted performance	803	796.2	0	0
Temp new rating	1141.1	1171.3	1099.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1141.1	1171.3	1099.6	1200
New K-factor	36	36	36	36
New floor	707.6	733.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	11	5	6
	15	5	10
	21	17	4
	0	0	0
History	47	27	20

Games since
	Main 21	Standard 10		Rapid 11		Blitz 0
Gender	Female
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	47	19	40.43	-81.4	1202.5	1121.1
Standard	27	13	48.15	-15.7	1193.9	1178.1
Rapid	20	6	30	-170	1214.2	1044.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1141.1	1171.3	1099.6	1200
2025-09-01	1141.1	1171.3	1099.6	1200
2025-08-01	1141.1	1171.3	1099.6	1200
2025-07-01	1141.1	1171.3	1099.6	1200
2025-06-01	1141.1	1171.3	1099.6	1200
2025-05-01	1141.1	1171.3	1099.6	1200
2025-04-01	1141.1	1171.3	1099.6	1200
2025-03-01	1141.1	1171.3	1099.6	1200
2025-02-01	1141.1	1171.2	1099.6	1200
2025-01-01	1129.4	1156.5	1095.2	1200
2024-12-01	1129.4	1156.5	1095.2	1200
2024-11-01	1129.4	1156.5	1095.2	1200
2024-10-01	1129.4	1156.5	1095.2	1200
2024-09-01	1129.4	1156.5	1095.2	1200
2024-08-01	1129.4	1156.5	1095.2	1200
2024-07-01	1129.4	1156.5	1095.2	1200
2024-06-01	1129.4	1156.5	1095.2	1200
2024-08-01	1129.4	1156.5	1095.2	1200
2024-04-01	1129.4	1156.5	1095.2	1200
2024-03-01	1156.9	1201.5	1095.2	1200
2024-02-01	1153.3	1201.5	1082.8	1200
2024-01-01	1153.3	1201.5	1082.8	1200
2023-12-01	1153.3	1201.5	1082.8	1200
2023-11-01	1153.3	1201.5	1082.8	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	Cape Winelands Schools - Prestige 2024 (U15 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	Cape Winelands Schools - HS Trials 1 2024 (U15 Girls)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
3	Ashton Skaakmat Rapid 2023 (U15+Open)	2023-11-18	2023-11-18	Rapid	Cape Winelands (WCW)	6	5	0.5	Yes	Analysis
4	Robertson Chess Tournament Oct 2023 (U15)	2023-10-28	2023-10-28	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
5	Langeberg Schools Chess Trials 2023 (U15 Girls)	2023-02-11	2023-02-11	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
6	CW Grass Roots Tournament 2022 (U13 Girls)	2022-11-19	2022-11-19	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
7	Cape Winelands Schools Top Schools 2022 (U13 Girls)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
8	Brave Knights Chess Festival 2022 (B)	2022-07-30	2022-07-30	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
9	McGregor Open 2022 (B)	2022-06-11	2022-06-11	Standard	Cape Winelands (WCW)	5	4	2.5	Yes	Analysis
10	Strategema Chess Festival 2022 (U13 Girls)	2022-05-14	2022-05-14	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Strategema Chess Festival 2022				Tournament McGregor Open 2022
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 4	type Standard	result 1
		Opponent Sapto, C (Caithlin Danel)				Opponent Landsman, M (Mikayla Jemelia Abigail)
2	3	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 4	type Standard	result 1
		Opponent Chamba, R (Ruvarashe Sharon)				Opponent Windvogel, A (Adrianno)
3	2	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Nel, N (Nadine)				Opponent Jikajika, I (Iminathi)

#	Games	Start				End
1	3	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 2	type Standard	result 1	date 2023-10-28	rnd 4	type Standard	result 1
		Opponent Chamba, R (Ruvarashe Sharon)				Opponent Windvogel, A (Adrianno)
2	3	Tournament McGregor Open 2022				Tournament McGregor Open 2022
		date 2022-06-11	rnd 2	type Standard	result 1	date 2022-06-11	rnd 4	type Standard	result 1
		Opponent Matthys, W (Waylynne Beronick)				Opponent Landsman, M (Mikayla Jemelia Abigail)
3	2	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Nel, N (Nadine)				Opponent Jikajika, I (Iminathi)

#	Games	Start				End
1	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 Toffa, L (Leighkin)				Opponent Toffa, L (Leighkin)
2	1	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Deysel, E (Erinick)				Opponent Deysel, E (Erinick)
3	1	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 0.5	date 2024-02-17	rnd 2	type Rapid	result 0.5
		Opponent Reynard, R (Ree-Shaan)				Opponent Reynard, R (Ree-Shaan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Nel, N (Nadine)				Opponent Jikajika, I (Iminathi)
2	2	Tournament Brave Knights Chess Festival 2022				Tournament Brave Knights Chess Festival 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Koert, D (Dane)				Opponent Van Wyk, I (Igshaan)
3	2	Tournament Strategema Chess Festival 2022				Tournament McGregor Open 2022
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 2	type Standard	result 1
		Opponent Sapto, C (Caithlin Danel)				Opponent Matthys, W (Waylynne Beronick)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools Top Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-08-27	rnd 5	type Standard	result 1
		Opponent Nel, N (Nadine)				Opponent Jikajika, I (Iminathi)
2	2	Tournament Brave Knights Chess Festival 2022				Tournament Brave Knights Chess Festival 2022
		date 2022-07-30	rnd 1	type Standard	result 1	date 2022-07-30	rnd 2	type Standard	result 1
		Opponent Koert, D (Dane)				Opponent Van Wyk, I (Igshaan)
3	1	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 5	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Brikkels, L (Lea)				Opponent Brikkels, L (Lea)

#	Games	Start				End
1	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 Toffa, L (Leighkin)				Opponent Toffa, L (Leighkin)
2	1	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-02-17	rnd 4	type Rapid	result 1
		Opponent Deysel, E (Erinick)				Opponent Deysel, E (Erinick)
3	1	Tournament Langeberg Schools Chess Trials 2023				Tournament Langeberg Schools Chess Trials 2023
		date 2023-02-11	rnd 4	type Rapid	result 1	date 2023-02-11	rnd 4	type Rapid	result 1
		Opponent Afrika, A (Amber)				Opponent Afrika, A (Amber)

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	Harmse ,T (Taylia)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Harmse ,T (Taylia)	3	1140.5	715.5	2	1162.8	715.5	1	1089.2	715.5	0	0	0
2	September ,C (Cindy-Joy)	2	1	0	2	1	0	0	0	0	0	0	0
2	September ,C (Cindy-Joy)	2	1170.8	1170.8	2	1173.6	1170.8	0	0	0	0	0	0
3	Van Wyk ,I (Igshaan)	2	1	0	1	1	425	1	0	-425	0	0	0
3	Van Wyk ,I (Igshaan)	2	1282.2	1282.2	1	1200	1707.2	1	1392	857.2	0	0	0
4	Landsman ,M (Mikayla Jemelia Abigail)	2	1	0	1	1	425	1	0	-425	0	0	0
4	Landsman ,M (Mikayla Jemelia Abigail)	2	1105.2	1105.2	1	1136.8	1530.2	1	1152.4	680.2	0	0	0
5	Chamba ,R (Ruvarashe Sharon)	2	1	0	1	1	425	1	0	-425	0	0	0
5	Chamba ,R (Ruvarashe Sharon)	2	1214.7	1214.7	1	1211	1639.7	1	1198	789.7	0	0	0
6	Sapto ,C (Caithlin Danel)	2	1.5	212.5	1	0.5	0	1	1	425	0	0	0
6	Sapto ,C (Caithlin Danel)	2	1059.6	1272.1	1	1116.4	1059.6	1	1091.6	1484.6	0	0	0
7	Jacobs ,J (Jofesline)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Jacobs ,J (Jofesline)	1	1097.4	1097.4	1	1128.4	1097.4	0	0	0	0	0	0
8	Lukas ,J (Janeva)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Lukas ,J (Janeva)	1	1446.3	1021.3	1	1359.6	1021.3	0	0	0	0	0	0
9	Damons ,S (Stephlinn)	1	1	425	1	1	425	0	0	0	0	0	0
9	Damons ,S (Stephlinn)	1	1159.6	1584.6	1	1140.8	1584.6	0	0	0	0	0	0
10	Jikajika ,I (Iminathi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Jikajika ,I (Iminathi)	1	1163.3	1588.3	1	1133.6	1588.3	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

Jansen, L (Leonay)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms