Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonas, L (Luthando)

Chess SA id

1060099605

FIDE id

Date of birth

2006-06-06 (U20)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1150.7	1142.6	1200	1200
Raw rating	1150.7	1142.6	1200	1200
Weighted rating	1131.1	1121.1	1200	1200
Weighted performance	0	0	0	0
Floor	733.5	740.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.9	180	165.8	165.8
Highest rating	1335 2018-03-01	1335 2018-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1233.5 2018-04-01	1240.4 2018-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1233.5 2018-05-01	1240.4 2018-05-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1335 2018-03-01	1335 2018-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1150.7	1142.6	1200	1200
Analysis
Rating	1150.7	1142.6	1200	1200
Raw rating	1150.7	1142.6	1200	1200
Weighted rating	1131.1	1121.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	733.5	740.4	700	700
Max/Min rating change allowed	177.9	180	165.8	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	1150.7	1142.6	1200	1200
New weighted rating	1133.3	1123.4	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1150.7	1142.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1150.7	1142.6	1200	1200
New K-factor	36	36	36	36
New floor	733.5	740.4	700	700

Item	Main	Standard
	0	0
	5	5
	0	0
	0	0
	0	0
	0	0
History	19	19

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	5	3	60	85	1215.1	1300.1
Standard	5	3	60	85	1215.1	1300.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	9	47.37	-22.4	1086.4	1064
Standard	19	9	47.37	-22.4	1086.4	1064
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1150.7	1142.6	1200	1200
2025-09-01	1150.7	1142.6	1200	1200
2025-08-01	1150.7	1142.6	1200	1200
2025-07-01	1150.7	1142.6	1200	1200
2025-06-01	1150.7	1142.6	1200	1200
2025-05-01	1150.7	1142.6	1200	1200
2025-04-01	1150.7	1142.6	1200	1200
2025-03-01	1112.2	1100.4	1200	1200
2025-02-01	1112.2	1100.4	1200	1200
2025-01-01	1112.2	1100.4	1200	1200
2024-12-01	1112.2	1100.4	1200	1200
2024-11-01	1112.2	1100.4	1200	1200
2024-10-01	1112.2	1100.4	1200	1200
2024-09-01	1112.2	1100.4	1200	1200
2024-08-01	1112.2	1100.4	1200	1200
2024-07-01	1112.2	1100.4	1200	1200
2024-06-01	1112.2	1100.4	1200	1200
2024-08-01	1112.2	1100.4	1200	1200
2024-04-01	1112.2	1100.4	1200	1200
2024-03-01	1112.2	1100.4	1200	1200
2024-02-01	1112.2	1100.4	1200	1200
2024-01-01	1112.2	1100.4	1200	1200
2023-12-01	1112.2	1100.4	1200	1200
2023-11-01	1112.2	1100.4	1200	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	Rhodes Open 2025 (B)	2025-03-21	2025-03-22	Standard	Sarah Baartman (ESB)	7	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Rhodes Open 2025 (B)	2025-03-21	2025-03-22	Standard	Sarah Baartman (ESB)	7	5	3	Yes	Analysis
2	Inter Region GE vs JHB Metro 2018 (U14D)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
3	JNW Club - Bryanston Open 2 2018 (C)	2018-05-05	2018-05-05	Standard	Johannesburg Metro (GJM)	5	5	0	Yes	Analysis
4	GoForChess Introduction To Chess Tournament 2018	2018-03-25	2018-03-25	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament GoForChess Introduction To Chess Tournament 2018				Tournament GoForChess Introduction To Chess Tournament 2018
		date 2018-03-25	rnd 1	type Standard	result 1	date 2018-03-25	rnd 4	type Standard	result 1
		Opponent Spira, G (Gabriel)				Opponent Douglas, C (Colm)
2	3	Tournament Rhodes Open 2025				Tournament Rhodes Open 2025
		date 2025-03-22	rnd 5	type Standard	result 1	date 2025-03-22	rnd 7	type Standard	result 1
		Opponent Mohotsiwa, K (Kebabaletswe)				Opponent Dladla, V (Vuyelwa)
3	1	Tournament Inter Region GE vs JHB Metro 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-10-06	rnd 3	type Standard	result 1	date 2018-10-06	rnd 3	type Standard	result 1
		Opponent Olivier, C (Coenraad)				Opponent Olivier, C (Coenraad)

#	Games	Start				End
1	4	Tournament GoForChess Introduction To Chess Tournament 2018				Tournament GoForChess Introduction To Chess Tournament 2018
		date 2018-03-25	rnd 1	type Standard	result 1	date 2018-03-25	rnd 4	type Standard	result 1
		Opponent Spira, G (Gabriel)				Opponent Douglas, C (Colm)
2	3	Tournament Rhodes Open 2025				Tournament Rhodes Open 2025
		date 2025-03-22	rnd 5	type Standard	result 1	date 2025-03-22	rnd 7	type Standard	result 1
		Opponent Mohotsiwa, K (Kebabaletswe)				Opponent Dladla, V (Vuyelwa)
3	1	Tournament Inter Region GE vs JHB Metro 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-10-06	rnd 3	type Standard	result 1	date 2018-10-06	rnd 3	type Standard	result 1
		Opponent Olivier, C (Coenraad)				Opponent Olivier, C (Coenraad)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament GoForChess Introduction To Chess Tournament 2018				Tournament GoForChess Introduction To Chess Tournament 2018
		date 2018-03-25	rnd 1	type Standard	result 1	date 2018-03-25	rnd 4	type Standard	result 1
		Opponent Spira, G (Gabriel)				Opponent Douglas, C (Colm)
2	3	Tournament Rhodes Open 2025				Tournament Rhodes Open 2025
		date 2025-03-22	rnd 5	type Standard	result 1	date 2025-03-22	rnd 7	type Standard	result 1
		Opponent Mohotsiwa, K (Kebabaletswe)				Opponent Dladla, V (Vuyelwa)
3	1	Tournament Inter Region GE vs JHB Metro 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-10-06	rnd 3	type Standard	result 1	date 2018-10-06	rnd 3	type Standard	result 1
		Opponent Olivier, C (Coenraad)				Opponent Olivier, C (Coenraad)

#	Games	Start				End
1	4	Tournament GoForChess Introduction To Chess Tournament 2018				Tournament GoForChess Introduction To Chess Tournament 2018
		date 2018-03-25	rnd 1	type Standard	result 1	date 2018-03-25	rnd 4	type Standard	result 1
		Opponent Spira, G (Gabriel)				Opponent Douglas, C (Colm)
2	3	Tournament Rhodes Open 2025				Tournament Rhodes Open 2025
		date 2025-03-22	rnd 5	type Standard	result 1	date 2025-03-22	rnd 7	type Standard	result 1
		Opponent Mohotsiwa, K (Kebabaletswe)				Opponent Dladla, V (Vuyelwa)
3	1	Tournament Inter Region GE vs JHB Metro 2018				Tournament Inter Region GE vs JHB Metro 2018
		date 2018-10-06	rnd 3	type Standard	result 1	date 2018-10-06	rnd 3	type Standard	result 1
		Opponent Olivier, C (Coenraad)				Opponent Olivier, C (Coenraad)

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	Hamburger ,S (Samuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Hamburger ,S (Samuel)	1	545.6	120.6	1	545.6	120.6	0	0	0	0	0	0
2	Nkatsha ,B (Bakholise)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nkatsha ,B (Bakholise)	1	1205.5	780.5	1	1166.8	780.5	0	0	0	0	0	0
3	Van Stryp ,O (Ockert)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Stryp ,O (Ockert)	1	912.7	487.7	1	914.9	487.7	0	0	0	0	0	0
4	Spira ,G (Gabriel)	1	1	425	1	1	425	0	0	0	0	0	0
4	Spira ,G (Gabriel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Olivier ,C (Coenraad)	1	1	425	1	1	425	0	0	0	0	0	0
5	Olivier ,C (Coenraad)	1	1047.4	1472.4	1	1053.8	1472.4	0	0	0	0	0	0
6	Ngcala ,L (Lilitha)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ngcala ,L (Lilitha)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Moustakis ,C (Costa)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Moustakis ,C (Costa)	1	894.6	469.6	1	954.6	469.6	0	0	0	0	0	0
8	Van Blomestein ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Blomestein ,M (Matthew)	1	1077.5	652.5	1	1076	652.5	0	0	0	0	0	0
9	Mohotsiwa ,K (Kebabaletswe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mohotsiwa ,K (Kebabaletswe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Sadovnik ,F (Fedor)	1	1	425	1	1	425	0	0	0	0	0	0
10	Sadovnik ,F (Fedor)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jonas, L (Luthando)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms