Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lamb, J (John)

Chess SA id

1110149192

FIDE id

Date of birth

2011-04-21 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1350.5	1378.1	1200	1200
Raw rating	1350.5	1378.1	1200	1200
Weighted rating	1334.2	1360.3	1200	1200
Weighted performance	1158.9	1161.3	0	0
Floor	850.5	878.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	133.8	128.7	165.8	165.8
Highest rating	1350.5 2024-11-01	1378.1 2024-11-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1350.5 2024-11-01	1378.1 2024-11-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1328.1 2025-08-01	1353.5 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1340.7 2023-05-01	1341 2024-10-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1350.5	1378.1	1200	1200
Analysis
Rating	1350.5	1378.1	1200	1200
Raw rating	1350.5	1378.1	1200	1200
Weighted rating	1334.2	1360.3	1200
Weighted performance	1158.9	1161.3	0
K-factor	36	36	36	36
Floor	850.5	878.1	700	700
Max/Min rating change allowed	133.8	128.7	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	1350.5	1378.1	1200	1200
New weighted rating	1336.9	1363.2	1200	1200
New weighted performance	1158.4	1160.8	0	0
Temp new rating	1350.5	1378.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1350.5	1378.1	1200	1200
New K-factor	36	36	36	36
New floor	850.5	878.1	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	14	14
	0	0
	0	0
History	24	24

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	24	16	66.67	141.7	1249.2	1390.9
Standard	24	16	66.67	141.7	1249.2	1390.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1350.5	1378.1	1200	1200
2025-09-01	1350.5	1378.1	1200	1200
2025-08-01	1350.5	1378.1	1200	1200
2025-07-01	1350.5	1378.1	1200	1200
2025-06-01	1350.5	1378.1	1200	1200
2025-05-01	1350.5	1378.1	1200	1200
2025-04-01	1350.5	1378.1	1200	1200
2025-03-01	1350.5	1378.1	1200	1200
2025-02-01	1350.5	1378.1	1200	1200
2025-01-01	1350.5	1378.1	1200	1200
2024-12-01	1350.5	1378.1	1200	1200
2024-11-01	1350.5	1378.1	1200	1200
2024-10-01	1316.1	1341	1200	1200
2024-09-01	1316.1	1341	1200	1200
2024-08-01	1276.1	1296.4	1200	1200
2024-07-01	1276.1	1296.4	1200	1200
2024-06-01	1276.1	1296.4	1200	1200
2024-08-01	1276.1	1296.4	1200	1200
2024-04-01	1276.1	1296.4	1200	1200
2024-03-01	1276.1	1296.4	1200	1200
2024-02-01	1276.1	1296.4	1200	1200
2024-01-01	1276.1	1296.4	1200	1200
2023-12-01	1276.1	1296.4	1200	1200
2023-11-01	1276.1	1296.4	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	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
2	D1 Gauteng North District School Closed 2024 (U13)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
3	2023 Gauteng North School District CLOSED Individual Championships (U13 Boys)	2023-05-13	2023-05-13	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
4	Gauteng Schools Individual Finals 2023 (U13 Boys)	2023-05-26	2023-05-26	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	Laerskool Constantiapark Open Chess Tournament 2023 (U14)	2023-02-18	2023-02-18	Standard	Tshwane (GTP)	5	4	1	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2023 Gauteng North School District CLOSED Individual Championships				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Masimula, B (Bongani)				Opponent Slabbert, A (Alex-Zander)
2	5	Tournament D1 Gauteng North District School Closed 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Bogale, D (Daniel)				Opponent Venter, C (Christiaan)
3	2	Tournament D1 Gauteng North District School Closed 2024				Tournament D1 Gauteng North District School Closed 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Naidoo, T (Tristan)				Opponent Mphahlele, B (Bizo)

#	Games	Start				End
1	7	Tournament 2023 Gauteng North School District CLOSED Individual Championships				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Masimula, B (Bongani)				Opponent Slabbert, A (Alex-Zander)
2	5	Tournament D1 Gauteng North District School Closed 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Bogale, D (Daniel)				Opponent Venter, C (Christiaan)
3	2	Tournament D1 Gauteng North District School Closed 2024				Tournament D1 Gauteng North District School Closed 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Naidoo, T (Tristan)				Opponent Mphahlele, B (Bizo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2023 Gauteng North School District CLOSED Individual Championships				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Masimula, B (Bongani)				Opponent Slabbert, A (Alex-Zander)
2	5	Tournament D1 Gauteng North District School Closed 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Bogale, D (Daniel)				Opponent Venter, C (Christiaan)
3	2	Tournament D1 Gauteng North District School Closed 2024				Tournament D1 Gauteng North District School Closed 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Naidoo, T (Tristan)				Opponent Mphahlele, B (Bizo)

#	Games	Start				End
1	7	Tournament 2023 Gauteng North School District CLOSED Individual Championships				Tournament Gauteng Schools Individual Finals 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-26	rnd 2	type Standard	result 1
		Opponent Masimula, B (Bongani)				Opponent Slabbert, A (Alex-Zander)
2	5	Tournament D1 Gauteng North District School Closed 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 3	type Standard	result 1
		Opponent Bogale, D (Daniel)				Opponent Venter, C (Christiaan)
3	2	Tournament D1 Gauteng North District School Closed 2024				Tournament D1 Gauteng North District School Closed 2024
		date 2024-08-03	rnd 1	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Naidoo, T (Tristan)				Opponent Mphahlele, B (Bizo)

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	Mphahlele ,B (Bizo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mphahlele ,B (Bizo)	1	1263.6	1688.6	1	1279.2	1688.6	0	0	0	0	0	0
2	De Klerk ,W (Wihan)	1	1	425	1	1	425	0	0	0	0	0	0
2	De Klerk ,W (Wihan)	1	1048	1473	1	1050	1473	0	0	0	0	0	0
3	Manatha ,B (Buhle)	1	1	425	1	1	425	0	0	0	0	0	0
3	Manatha ,B (Buhle)	1	1239.2	1664.2	1	1245.4	1664.2	0	0	0	0	0	0
4	Slabbert ,A (Alex-Zander)	1	1	425	1	1	425	0	0	0	0	0	0
4	Slabbert ,A (Alex-Zander)	1	1389.6	1814.6	1	1387.3	1814.6	0	0	0	0	0	0
5	Bogale ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
5	Bogale ,D (Daniel)	1	1189	1614	1	1185.3	1614	0	0	0	0	0	0
6	Mogale ,K (Khanya)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mogale ,K (Khanya)	1	1165	1590	1	1200	1590	0	0	0	0	0	0
7	Motloung ,KT (Khothatso Tlou)	1	1	425	1	1	425	0	0	0	0	0	0
7	Motloung ,KT (Khothatso Tlou)	1	1281.8	1706.8	1	1290.7	1706.8	0	0	0	0	0	0
8	Ndwandwa ,K (Khanya)	1	1	425	1	1	425	0	0	0	0	0	0
8	Ndwandwa ,K (Khanya)	1	1216.2	1641.2	1	1209.7	1641.2	0	0	0	0	0	0
9	Rademeyer ,F (Frederick Paul)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Rademeyer ,F (Frederick Paul)	1	1395.3	970.3	1	1392.4	970.3	0	0	0	0	0	0
10	Masimula ,B (Bongani)	1	1	425	1	1	425	0	0	0	0	0	0
10	Masimula ,B (Bongani)	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

Lamb, J (John)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms