Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lehnberg, J (Joshua)

Chess SA id

1170193575

FIDE id

Date of birth

2017-11-15 (U10)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1171.9	1176.8	1200	1200
Raw rating	1171.9	1176.8	1200	1200
Weighted rating	1169.2	1174.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.6	171.4	165.8	165.8
Highest rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1171.9	1176.8	1200	1200
Analysis
Rating	1171.9	1176.8	1200	1200
Raw rating	1171.9	1176.8	1200	1200
Weighted rating	1169.2	1174.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.6	171.4	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	1171.9	1176.8	1200	1200
New weighted rating	1169.2	1174.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1171.9	1176.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1171.9	1176.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U10
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	10	4	40	-85	1166	1081
Standard	10	4	40	-85	1166	1081
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1171.9	1176.8	1200	1200
2025-09-01	1171.9	1176.8	1200	1200
2025-08-01	1171.9	1176.8	1200	1200
2025-07-01	1171.9	1176.8	1200	1200
2025-06-01	1171.9	1176.8	1200	1200
2025-05-01	1171.9	1176.8	1200	1200
2025-04-01	1171.9	1176.8	1200	1200
2025-03-01	1171.9	1176.8	1200	1200
2025-02-01	1171.9	1176.8	1200	1200
2025-01-01	1161.8	1169.2	1200	1200
2024-12-01	1161.8	1169.2	1200	1200
2024-11-01	1161.8	1169.2	1200	1200
2024-10-01	1161.8	1169.2	1200	1200
2024-09-01	1161.8	1169.2	1200	1200
2024-08-01	1161.8	1169.2	1200	1200
2024-07-01	1161.8	1169.2	1200	1200
2024-06-01	1161.8	1169.2	1200	1200
2024-08-01	1161.8	1169.2	1200	1200
2024-04-01	1161.8	1169.2	1200	1200
2024-03-01	1165.5	1160	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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 Town Metro Schools Chess Closed Individuals 2024 (U7 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
2	North District School Trials 2024 (U7 Boys+Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament North District School Trials 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Harris, A (Alex)				Opponent Levin, J (Jessie)
2	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-03	rnd 5	type Standard	result 1	date 2024-03-03	rnd 5	type Standard	result 1
		Opponent Baron, R (Raziel)				Opponent Baron, R (Raziel)
3	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent May, S (Sinelizwi)				Opponent May, S (Sinelizwi)

#	Games	Start				End
1	2	Tournament North District School Trials 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Harris, A (Alex)				Opponent Levin, J (Jessie)
2	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-03	rnd 5	type Standard	result 1	date 2024-03-03	rnd 5	type Standard	result 1
		Opponent Baron, R (Raziel)				Opponent Baron, R (Raziel)
3	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent May, S (Sinelizwi)				Opponent May, S (Sinelizwi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament North District School Trials 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Harris, A (Alex)				Opponent Levin, J (Jessie)
2	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-03	rnd 5	type Standard	result 1	date 2024-03-03	rnd 5	type Standard	result 1
		Opponent Baron, R (Raziel)				Opponent Baron, R (Raziel)
3	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent May, S (Sinelizwi)				Opponent May, S (Sinelizwi)

#	Games	Start				End
1	2	Tournament North District School Trials 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-02-03	rnd 5	type Standard	result 1	date 2024-03-02	rnd 1	type Standard	result 1
		Opponent Harris, A (Alex)				Opponent Levin, J (Jessie)
2	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-03	rnd 5	type Standard	result 1	date 2024-03-03	rnd 5	type Standard	result 1
		Opponent Baron, R (Raziel)				Opponent Baron, R (Raziel)
3	1	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent May, S (Sinelizwi)				Opponent May, S (Sinelizwi)

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	Balogun ,S (Samuel)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Balogun ,S (Samuel)	2	1199.3	774.3	2	1200	774.3	0	0	0	0	0	0
2	Baron ,R (Raziel)	2	1	0	2	1	0	0	0	0	0	0	0
2	Baron ,R (Raziel)	2	1215.9	1215.9	2	1220	1215.9	0	0	0	0	0	0
3	Harris ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
3	Harris ,A (Alex)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Levin ,J (Jesse)	1	1	425	1	1	425	0	0	0	0	0	0
4	Levin ,J (Jesse)	1	1129.5	1554.5	1	1236.4	1554.5	0	0	0	0	0	0
5	Kirthan ,V (Venya)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kirthan ,V (Venya)	1	1166.9	741.9	1	1200	741.9	0	0	0	0	0	0
6	Chumpitaz Avila ,J (Jozua)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Chumpitaz Avila ,J (Jozua)	1	969.2	544.2	1	1068.4	544.2	0	0	0	0	0	0
7	Whyatt ,C (Charles)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Whyatt ,C (Charles)	1	1169.1	744.1	1	1219.2	744.1	0	0	0	0	0	0
8	May ,S (Sinelizwi)	1	1	425	1	1	425	0	0	0	0	0	0
8	May ,S (Sinelizwi)	1	1194.6	1619.6	1	1197.5	1619.6	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

Lehnberg, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms