Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kambule, J (Justin)

Chess SA id

1080151845

FIDE id

Date of birth

2008-08-25 (U18)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

10.9

Junior GPX Points

1298.1

Item	Main	Standard	Rapid	Blitz
Rating	1249.8	1286.1	1156.5	1200
Raw rating	1249.8	1286.1	1156.5	1200
Weighted rating	1206.4	1237.6	1150.4	1200
Weighted performance	1212.9	1219.8	0	0
Floor	749.8	786.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.5	146.7	176.4	165.8
Highest rating	1278.3 2023-05-01	1286.1 2025-09-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1249.8 2025-09-01	1286.1 2025-09-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1208.8 2024-06-01	1227.1 2025-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1278.3 2023-05-01	1273.5 2023-05-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1249.8	1286.1	1156.5	1200
Analysis
Rating	1249.8	1286.1	1156.5	1200
Raw rating	1249.8	1286.1	1156.5	1200
Weighted rating	1206.4	1237.6	1150.4
Weighted performance	1212.9	1219.8	0
K-factor	36	36	36	36
Floor	749.8	786.1	700	700
Max/Min rating change allowed	154.5	146.7	176.4	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	1249.8	1286.1	1156.5	1200
New weighted rating	1210.4	1242.5	1150.3	1200
New weighted performance	1205.2	1211.7	0	0
Temp new rating	1249.8	1286.1	1156.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1249.8	1286.1	1156.5	1200
New K-factor	36	36	36	36
New floor	749.8	786.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	8	8	0
	14	4	10
	9	9	0
	0	0	0
	0	0	0
History	31	21	10

Games since
	Main 22	Standard 12		Rapid 10		Blitz 0
Gender	Male
Age group	U18
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	8	5.5	68.75	159.4	1250.8	1410.1
Standard	8	5.5	68.75	159.4	1250.8	1410.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	31	15.5	50	0	1219.5	1219.5
Standard	21	12.5	59.52	81	1220.2	1301.2
Rapid	10	3	30	-170	1218.2	1048.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1249.8	1286.1	1156.5	1200
2025-09-30	1249.8	1286.1	1156.5	1200
2025-09-01	1249.8	1286.1	1156.5	1200
2025-08-01	1208.8	1241.1	1156.5	1200
2025-07-01	1208.8	1241.1	1156.5	1200
2025-06-01	1208.8	1241.1	1156.5	1200
2025-05-01	1190.8	1221.6	1156.5	1200
2025-04-01	1190.8	1221.6	1156.5	1200
2025-03-01	1190.8	1221.6	1156.5	1200
2025-02-01	1190.7	1221.6	1154.4	1200
2025-01-01	1187.9	1221.6	1107.1	1200
2024-12-01	1187.9	1221.6	1107.1	1200
2024-11-01	1187.9	1221.6	1107.1	1200
2024-10-01	1181.5	1221.6	1128	1200
2024-09-01	1181.5	1221.6	1128	1200
2024-08-01	1160.9	1203.6	1128	1200
2024-07-01	1160.9	1203.6	1128	1200
2024-09-01	1203.7	1203.6	1200	1200
2024-05-01	1203.7	1203.6	1200	1200
2024-04-01	1203.7	1203.6	1200	1200
2024-03-01	1203.7	1203.6	1200	1200
2024-02-01	1203.7	1203.6	1200	1200
2024-01-01	1203.7	1203.6	1200	1200
2023-12-01	1203.7	1203.6	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	GDE (D7) Sedibeng East Schools 2025 (U17)	2025-08-02	2025-08-02	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
2	GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U18 Boys)	2025-05-24	2025-05-24	Standard	Sedibeng (GSV)	5	4	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	GDE (D7) Sedibeng East Schools 2025 (U17)	2025-08-02	2025-08-02	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
2	GDE Sedibeng East Schools - D7 Individuals 24 May 2025 (U18 Boys)	2025-05-24	2025-05-24	Standard	Sedibeng (GSV)	5	4	2.5	Yes	Analysis
3	Gauteng Top Schools 2024 (U17 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Sedibeng East D7 Teams Trials 2024 (U17)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
5	Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024 (U35)	2024-06-16	2024-06-16	Rapid	Sedibeng (GSV)	5	5	1	Yes	Analysis
6	Gauteng Schools D7 2023 (U15 Boys)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
7	Hoerskool Drie Riviere Open 2023 (C)	2023-03-11	2023-03-11	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament GDE (D7) Sedibeng East Schools 2025				Tournament GDE (D7) Sedibeng East Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Steyn, M (Michelle)				Opponent Isaac, T (Thato)
2	3	Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025				Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025
		date 2025-05-24	rnd 1	type Standard	result 0.5	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Beere, A (Aidan)				Opponent Mokoena, L (Lebohang)
3	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 2	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Geer, R (Ross)				Opponent Fundisi, S (Siyabonga)

#	Games	Start				End
1	3	Tournament GDE (D7) Sedibeng East Schools 2025				Tournament GDE (D7) Sedibeng East Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Steyn, M (Michelle)				Opponent Isaac, T (Thato)
2	3	Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025				Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025
		date 2025-05-24	rnd 1	type Standard	result 0.5	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Beere, A (Aidan)				Opponent Mokoena, L (Lebohang)
3	2	Tournament Gauteng Schools D7 2023				Tournament Sedibeng East D7 Teams Trials 2024
		date 2023-05-20	rnd 5	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Tsepang, S (Sekhoto)				Opponent Majola, O (Omphile)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Bartman, J (Jadey)				Opponent Bartman, J (Jadey)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Tsembeyi, N (Ntsikelelo)				Opponent Tsembeyi, N (Ntsikelelo)
3	1	Tournament Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024				Tournament Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024
		date 2024-06-16	rnd 4	type Rapid	result 1	date 2024-06-16	rnd 4	type Rapid	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Mahlangu, T (Tshegofatso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament GDE (D7) Sedibeng East Schools 2025				Tournament GDE (D7) Sedibeng East Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Steyn, M (Michelle)				Opponent Isaac, T (Thato)
2	2	Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025				Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025
		date 2025-05-24	rnd 3	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Nyathi, R (Rorisang)				Opponent Mokoena, L (Lebohang)
3	2	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 2	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Geer, R (Ross)				Opponent Fundisi, S (Siyabonga)

#	Games	Start				End
1	3	Tournament GDE (D7) Sedibeng East Schools 2025				Tournament GDE (D7) Sedibeng East Schools 2025
		date 2025-08-02	rnd 1	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Steyn, M (Michelle)				Opponent Isaac, T (Thato)
2	2	Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025				Tournament GDE Sedibeng East Schools - D7 Individuals 24 May 2025
		date 2025-05-24	rnd 3	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Nyathi, R (Rorisang)				Opponent Mokoena, L (Lebohang)
3	2	Tournament Gauteng Schools D7 2023				Tournament Sedibeng East D7 Teams Trials 2024
		date 2023-05-20	rnd 5	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Tsepang, S (Sekhoto)				Opponent Majola, O (Omphile)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 4	type Rapid	result 1	date 2024-10-05	rnd 4	type Rapid	result 1
		Opponent Bartman, J (Jadey)				Opponent Bartman, J (Jadey)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 2	type Rapid	result 1	date 2024-10-05	rnd 2	type Rapid	result 1
		Opponent Tsembeyi, N (Ntsikelelo)				Opponent Tsembeyi, N (Ntsikelelo)
3	1	Tournament Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024				Tournament Rapid Vaal Chess Event - Sedibeng Chess 16 June 2024
		date 2024-06-16	rnd 4	type Rapid	result 1	date 2024-06-16	rnd 4	type Rapid	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Mahlangu, T (Tshegofatso)

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	Majola ,O (Omphile)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Majola ,O (Omphile)	2	1477.7	1477.7	1	1456.5	1902.7	1	1291.2	1052.7	0	0	0
2	Drotsky ,R (Reynhardt)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Drotsky ,R (Reynhardt)	1	1143.2	718.2	1	1120.8	718.2	0	0	0	0	0	0
3	Fundisi ,S (Siyabonga)	1	1	425	1	1	425	0	0	0	0	0	0
3	Fundisi ,S (Siyabonga)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Steyn ,M (Michelle)	1	1	425	1	1	425	0	0	0	0	0	0
4	Steyn ,M (Michelle)	1	1304.2	1729.2	1	1327	1729.2	0	0	0	0	0	0
5	Tsepang ,S (Sekhoto)	1	1	425	1	1	425	0	0	0	0	0	0
5	Tsepang ,S (Sekhoto)	1	1191.4	1616.4	1	1191.6	1616.4	0	0	0	0	0	0
6	Mokoena ,L (Lebohang)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mokoena ,L (Lebohang)	1	1260.3	1685.3	1	1295.8	1685.3	0	0	0	0	0	0
7	Nyathi ,R (Rorisang)	1	1	425	1	1	425	0	0	0	0	0	0
7	Nyathi ,R (Rorisang)	1	1253	1678	1	1260.9	1678	0	0	0	0	0	0
8	Tolmay ,L (Llewellyn)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Tolmay ,L (Llewellyn)	1	1399	974	1	1443.7	974	0	0	0	0	0	0
9	Venter ,J (James)	1	1	425	1	1	425	0	0	0	0	0	0
9	Venter ,J (James)	1	1219.9	1644.9	1	1227.6	1644.9	0	0	0	0	0	0
10	Horne ,T (Tiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Horne ,T (Tiaan)	1	1165.7	740.7	1	1122.4	740.7	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

Kambule, J (Justin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms