Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacob, L (Lyvette)

Chess SA id

1100150159

FIDE id

Date of birth

2010-02-15 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1248.6	1242	1216.8	1200
Raw rating	1248.6	1242	1216.8	1200
Weighted rating	1248.6	1242	1216.8	1200
Weighted performance	0	0	0	0
Floor	748.6	742	716.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.7	156.2	161.9	165.8
Highest rating	1269.9 2023-02-01	1349.9 2023-02-01	1286.1 2023-02-01	1200 2018-10-01
Highest raw rating	1248.6 2024-03-01	1242 2024-03-01	1216.8 2024-03-01	1200 2024-03-01
Highest weighted rating	1248.6 2025-02-01	1242 2025-02-01	1216.8 2025-02-01	1200 2018-10-01
Highest weighted performance	1269.9 2023-02-01	1349.9 2023-02-01	1286.1 2023-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1248.6	1242	1216.8	1200
Analysis
Rating	1248.6	1242	1216.8	1200
Raw rating	1248.6	1242	1216.8	1200
Weighted rating	1248.6	1242	1216.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	748.6	742	716.8	700
Max/Min rating change allowed	154.7	156.2	161.9	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	1248.6	1242	1216.8	1200
New weighted rating	1248.6	1242	1216.8	1200
New weighted performance	0	0	0	0
Temp new rating	1248.6	1242	1216.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1248.6	1242	1216.8	1200
New K-factor	36	36	36	36
New floor	748.6	742	716.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	11	6	5
	0	0	0
	0	0	0
History	11	6	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-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	11	7	63.64	115.9	1209	1324.9
Standard	6	4	66.67	141.7	1222.8	1364.5
Rapid	5	3	60	85	1192.4	1277.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1248.6	1242	1216.8	1200
2025-09-30	1248.6	1242	1216.8	1200
2025-09-01	1248.6	1242	1216.8	1200
2025-08-01	1248.6	1242	1216.8	1200
2025-07-01	1248.6	1242	1216.8	1200
2025-06-01	1248.6	1242	1216.8	1200
2025-05-01	1248.6	1242	1216.8	1200
2025-04-01	1248.6	1242	1216.8	1200
2025-03-01	1248.6	1242	1216.8	1200
2025-02-01	1248.6	1242	1216.8	1200
2025-01-01	1248.6	1242	1216.8	1200
2024-12-01	1248.6	1242	1216.8	1200
2024-11-01	1248.6	1242	1216.8	1200
2024-10-01	1248.6	1242	1216.8	1200
2024-09-01	1248.6	1242	1216.8	1200
2024-08-01	1248.6	1242	1216.8	1200
2024-07-01	1248.6	1242	1216.8	1200
2024-09-01	1248.6	1242	1216.8	1200
2024-05-01	1248.6	1242	1216.8	1200
2024-04-01	1248.6	1242	1216.8	1200
2024-03-01	1248.6	1242	1216.8	1200
2024-02-01	1248.6	1242	1216.8	1200
2024-01-01	1248.6	1242	1216.8	1200
2023-12-01	1248.6	1242	1216.8	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	Mary-Anne Bartels Chess Tournament 2023 (U13)	2023-02-21	2023-02-21	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
2	District East Schools Chess Individual Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Swart, O (Owen)				Opponent Akpagu, K (Kamsi)
2	3	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 3	type Rapid	result 1	date 2023-02-21	rnd 5	type Rapid	result 1
		Opponent Sadie, L (Luca)				Opponent Losper, J (Joshua)

#	Games	Start				End
1	4	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Swart, O (Owen)				Opponent Akpagu, K (Kamsi)

#	Games	Start				End
1	3	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 3	type Rapid	result 1	date 2023-02-21	rnd 5	type Rapid	result 1
		Opponent Sadie, L (Luca)				Opponent Losper, J (Joshua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Swart, O (Owen)				Opponent Akpagu, K (Kamsi)
2	3	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 3	type Rapid	result 1	date 2023-02-21	rnd 5	type Rapid	result 1
		Opponent Sadie, L (Luca)				Opponent Losper, J (Joshua)

#	Games	Start				End
1	4	Tournament District East Schools Chess Individual Trials 2023				Tournament District East Schools Chess Individual Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-04	rnd 5	type Standard	result 1
		Opponent Swart, O (Owen)				Opponent Akpagu, K (Kamsi)

#	Games	Start				End
1	3	Tournament Mary-Anne Bartels Chess Tournament 2023				Tournament Mary-Anne Bartels Chess Tournament 2023
		date 2023-02-21	rnd 3	type Rapid	result 1	date 2023-02-21	rnd 5	type Rapid	result 1
		Opponent Sadie, L (Luca)				Opponent Losper, J (Joshua)

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	Cockin ,R (Ruan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Cockin ,R (Ruan)	1	1413.3	988.3	1	1421.2	988.3	0	0	0	0	0	0
2	De Wet ,C (Christo)	1	1	425	1	1	425	0	0	0	0	0	0
2	De Wet ,C (Christo)	1	1025.8	1450.8	1	999.2	1450.8	0	0	0	0	0	0
3	Akpagu ,K (Kamsi)	1	1	425	1	1	425	0	0	0	0	0	0
3	Akpagu ,K (Kamsi)	1	1219.1	1644.1	1	1200	1644.1	0	0	0	0	0	0
4	Davis ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
4	Davis ,J (Joshua)	1	1227.5	1652.5	1	1200	1652.5	0	0	0	0	0	0
5	Swart ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
5	Swart ,O (Owen)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Yoon ,YJ (Yea Jun)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Yoon ,YJ (Yea Jun)	1	1251.2	826.2	1	1220.5	826.2	0	0	0	0	0	0
7	Smith ,A (Alto)	1	1	425	0	0	0	1	1	425	0	0	0
7	Smith ,A (Alto)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Losper ,J (Joshua)	1	1	425	0	0	0	1	1	425	0	0	0
8	Losper ,J (Joshua)	1	1175.3	1600.3	0	0	0	1	1182.4	1600.3	0	0	0
9	Petersen ,M (Mathew)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Petersen ,M (Mathew)	1	1186.6	761.6	0	0	0	1	1179.6	761.6	0	0	0
10	Voges ,Z (Zachary)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Voges ,Z (Zachary)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Jacob, L (Lyvette)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms