Chess South Africa Ratings Database

PLAYER PAGE

Personal

Khumalo, J (Jama)

Chess SA id

1120160689

FIDE id

Date of birth

2012-11-22 (U14)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-11-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1161.7	1145.3	1220.2	1200
Raw rating	1161.7	1145.3	1220.2	1200
Weighted rating	1159.6	1142.6	1220.2	1200
Weighted performance	0	0	0	0
Floor	705.6	700	720.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	175.1	179.3	161.1	165.8
Highest rating	1205.6 2023-11-01	1200 2018-10-01	1291.1 2023-10-01	1200 2018-10-01
Highest raw rating	1205.6 2023-11-01	1200 2019-12-01	1220.2 2024-03-01	1200 2024-03-01
Highest weighted rating	1205.6 2018-10-01	1200 2018-10-01	1220.1 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1291.1 2023-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1161.7	1145.3	1220.2	1200
Analysis
Rating	1161.7	1145.3	1220.2	1200
Raw rating	1161.7	1145.3	1220.2	1200
Weighted rating	1159.6	1142.6	1220.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	705.6	700	720.2	700
Max/Min rating change allowed	175.1	179.3	161.1	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	1161.7	1145.3	1220.2	1200
New weighted rating	1159.9	1142.9	1220.2	1200
New weighted performance	0	0	0	0
Temp new rating	1161.7	1145.3	1220.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1161.7	1145.3	1220.2	1200
New K-factor	36	36	36	36
New floor	705.6	700	720.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	14	9	5
	0	0	0
	0	0	0
History	14	9	5

Games since
	Main 9	Standard 4		Rapid 5		Blitz 0
Gender	Male
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	14	5	35.71	-121.4	1251.2	1129.8
Standard	9	2	22.22	-236.1	1287.8	1051.7
Rapid	5	3	60	85	1185.3	1270.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1161.7	1145.3	1220.2	1200
2025-09-01	1161.7	1145.3	1220.2	1200
2025-08-01	1161.7	1145.3	1220.2	1200
2025-07-01	1161.7	1145.3	1220.2	1200
2025-06-01	1161.7	1145.3	1220.2	1200
2025-05-01	1161.7	1145.3	1220.2	1200
2025-04-01	1161.7	1145.3	1220.2	1200
2025-03-01	1161.7	1145.3	1220.2	1200
2025-02-01	1161.7	1145.3	1220.2	1200
2025-01-01	1156.5	1138.5	1220.2	1200
2024-12-01	1156.5	1138.5	1220.2	1200
2024-11-01	1156.5	1138.5	1220.2	1200
2024-10-01	1156.5	1138.5	1220.2	1200
2024-09-01	1156.5	1138.5	1220.2	1200
2024-08-01	1156.5	1138.5	1220.2	1200
2024-07-01	1156.5	1138.5	1220.2	1200
2024-06-01	1156.5	1138.5	1220.2	1200
2024-08-01	1156.5	1138.5	1220.2	1200
2024-04-01	1156.5	1138.5	1220.2	1200
2024-03-01	1156.5	1138.5	1220.2	1200
2024-02-01	1156.5	1138.5	1220.2	1200
2024-01-01	1156.5	1138.5	1220.2	1200
2023-12-01	1156.5	1138.5	1220.2	1200
2023-11-01	1156.5	1138.5	1220.2	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	Africawide Chess Championship 2023 (Development B)	2023-11-04	2023-11-04	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
2	Mzansi Bryanston Rapid 2023 (Junior)	2023-10-07	2023-10-07	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	Chess Power House 2023 (C)	2023-08-19	2023-08-19	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Bryanston Rapid 2023
		date 2023-10-07	rnd 2	type Rapid	result 1	date 2023-10-07	rnd 4	type Rapid	result 1
		Opponent Mamane, L (Likho)				Opponent Scully, E (Ernest)
2	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ndweni, B (Bokamoso)				Opponent Ndweni, B (Bokamoso)
3	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Bradfield, C (Caitlyn)				Opponent Bradfield, C (Caitlyn)

#	Games	Start				End
1	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ndweni, B (Bokamoso)				Opponent Ndweni, B (Bokamoso)
2	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Bradfield, C (Caitlyn)				Opponent Bradfield, C (Caitlyn)

#	Games	Start				End
1	3	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Bryanston Rapid 2023
		date 2023-10-07	rnd 2	type Rapid	result 1	date 2023-10-07	rnd 4	type Rapid	result 1
		Opponent Mamane, L (Likho)				Opponent Scully, E (Ernest)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Bryanston Rapid 2023
		date 2023-10-07	rnd 2	type Rapid	result 1	date 2023-10-07	rnd 4	type Rapid	result 1
		Opponent Mamane, L (Likho)				Opponent Scully, E (Ernest)
2	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ndweni, B (Bokamoso)				Opponent Ndweni, B (Bokamoso)
3	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Bradfield, C (Caitlyn)				Opponent Bradfield, C (Caitlyn)

#	Games	Start				End
1	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 4	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ndweni, B (Bokamoso)				Opponent Ndweni, B (Bokamoso)
2	1	Tournament Chess Power House 2023				Tournament Chess Power House 2023
		date 2023-08-19	rnd 2	type Standard	result 1	date 2023-08-19	rnd 2	type Standard	result 1
		Opponent Bradfield, C (Caitlyn)				Opponent Bradfield, C (Caitlyn)

#	Games	Start				End
1	3	Tournament Mzansi Bryanston Rapid 2023				Tournament Mzansi Bryanston Rapid 2023
		date 2023-10-07	rnd 2	type Rapid	result 1	date 2023-10-07	rnd 4	type Rapid	result 1
		Opponent Mamane, L (Likho)				Opponent Scully, E (Ernest)

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	Mohamed ,A (Aram)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Mohamed ,A (Aram)	2	1250.6	825.6	1	1244.5	825.6	1	1200	825.6	0	0	0
2	Joubert ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Joubert ,J (Joshua)	1	1477.7	1052.7	1	1469.8	1052.7	0	0	0	0	0	0
3	Nkabinde ,N (Nkazimulo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Nkabinde ,N (Nkazimulo)	1	1549.8	1124.8	1	1543.1	1124.8	0	0	0	0	0	0
4	Kay ,J (Jaime Leo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kay ,J (Jaime Leo)	1	1199.8	774.8	1	1127.2	774.8	0	0	0	0	0	0
5	Bradfield ,C (Caitlyn)	1	1	425	1	1	425	0	0	0	0	0	0
5	Bradfield ,C (Caitlyn)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Dludla ,N (Ntokozo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Dludla ,N (Ntokozo)	1	1209.5	784.5	1	1200	784.5	0	0	0	0	0	0
7	Ndweni ,B (Bokamoso)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ndweni ,B (Bokamoso)	1	1221.5	1646.5	1	1200	1646.5	0	0	0	0	0	0
8	Gokool ,N (Nishka)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gokool ,N (Nishka)	1	1268.7	843.7	1	1234.1	843.7	0	0	0	0	0	0
9	Nortje ,O (Owen)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Nortje ,O (Owen)	1	1200.5	775.5	1	1182.7	775.5	0	0	0	0	0	0
10	Magwentshu ,L (Lisa)	1	1	425	0	0	0	1	1	425	0	0	0
10	Magwentshu ,L (Lisa)	1	1067.5	1492.5	0	0	0	1	1200	1492.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Khumalo, J (Jama)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms