Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zulu, L (Luther Gugulethu)

Chess SA id

1940144468

FIDE id

Date of birth

1994-02-09 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1426	1427.8	1211.6	1300
Raw rating	1394.7	1389.5	1211.6	1300
Weighted rating	1426	1427.8	1211.6	1299
Weighted performance	1296.3	1295.9	0	0
Floor	942.2	945.9	711.6	800
K-factor	32	32	36	36
Min/Max rating change allowed	125.6	126.6	163.1	143.8
Highest rating	1463.9 2023-03-01	1463.1 2023-03-01	1211.6 2024-02-01	1300 2024-02-01
Highest raw rating	1442.2 2024-09-01	1445.9 2024-09-01	1211.6 2024-02-01	1300 2024-02-01
Highest weighted rating	1442.2 2025-02-01	1445.9 2025-02-01	1211.6 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1463.9 2023-03-01	1463.1 2023-03-01	1204.4 2023-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.3	-2.8	0	0
New rating	1423.8	1425	1211.6	1300
Analysis
Rating	1426	1427.8	1211.6	1300
Raw rating	1394.7	1389.5	1211.6	1300
Weighted rating	1426	1427.8	1211.6
Weighted performance	1296.3	1295.9	0
K-factor	32	32	36	36
Floor	942.2	945.9	711.6	800
Max/Min rating change allowed	125.6	126.6	163.1	143.8
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	1394.7	1389.5	1211.6	1300
New weighted rating	1423.8	1425	1211.6	1299.7
New weighted performance	1295.8	1295.4	0	0
Temp new rating	1423.8	1425	1211.6	1300
Temp new rating +/-	-2.3	-2.8	0	0
Final new rating +/-	-2.3	-2.8	0	0
New rating	1423.8	1425	1211.6	1300
New K-factor	32	32	36	36
New floor	942.2	945.9	711.6	800

Item	Main	Standard	Rapid
	0	0	0
	12	12	0
	9	9	0
	33	27	6
	4	4	0
	0	0	0
History	58	52	6

Games since
	Main 21	Standard 21		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	12	5	41.67	-70.8	1367.2	1296.4
Standard	12	5	41.67	-70.8	1367.2	1296.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	32	55.17	44	1387.9	1431.9
Standard	52	29	55.77	49	1391.7	1440.8
Rapid	6	3	50	0	1354.8	1354.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1394.7	1389.5	1211.6	1300
2025-09-01	1394.7	1389.5	1211.6	1300
2025-08-01	1436.6	1440.6	1211.6	1300
2025-07-01	1436.6	1440.6	1211.6	1300
2025-06-01	1436.6	1440.6	1211.6	1300
2025-05-01	1436.6	1440.6	1211.6	1300
2025-04-01	1436.6	1440.6	1211.6	1300
2025-03-01	1424.3	1426	1211.6	1300
2025-02-01	1440.6	1444.3	1211.6	1300
2025-01-01	1440.6	1444.3	1211.6	1300
2024-12-01	1440.6	1444.3	1211.6	1300
2024-11-01	1440.6	1444.3	1211.6	1300
2024-10-01	1440.6	1444.3	1211.6	1300
2024-09-01	1442.2	1445.9	1211.6	1300
2024-08-01	1426	1429.3	1211.6	1300
2024-07-01	1409.3	1409.8	1211.6	1300
2024-06-01	1409.3	1409.8	1211.6	1300
2024-08-01	1409.3	1409.8	1211.6	1300
2024-04-01	1409.3	1409.8	1211.6	1300
2024-03-01	1409.3	1409.8	1211.6	1300
2024-02-01	1409.3	1409.8	1211.6	1300
2024-01-01	1409.3	1409.8	1211.6	1300
2023-12-01	1409.3	1409.8	1211.6	1200
2023-11-01	1409.3	1409.8	1211.6	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	Ekurhuleni Trials 2025 (B)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	3	0	Yes	Analysis
2	Mzansi Africa Classic 2025 (Advanced)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
3	MCA Summer March 2025 (Advanced)	2025-03-08	2025-03-08	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
4	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trials 2025 (B)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	3	0	Yes	Analysis
2	Mzansi Africa Classic 2025 (Advanced)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
3	MCA Summer March 2025 (Advanced)	2025-03-08	2025-03-08	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
4	CPH Primrose Open 2025 (B)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Ekurhuleni Trails 3 2024 (Open)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	1	0	Yes	Analysis
6	JMC Closed 2024 (B)	2024-08-09	2024-08-11	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
7	JMC Trinityhouse Randpark Ridge 2024 (B)	2024-07-13	2024-07-13	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
8	Mzansi Spring Rapid 2023	2023-09-02	2023-09-02	Rapid	Johannesburg Metro (GJM)	7	6	3	Yes	Analysis
9	Ekurhuleni Chess Spring Tournament 2023 (A+B)	2023-09-23	2023-09-23	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
10	Mzansi Fide Open 2023 (Advanced)	2023-04-27	2023-05-01	Standard	Johannesburg Metro (GJM)	6	3	0	Yes	Analysis
11	JNW Open - Trinityhouse Little Falls 2023 (B)	2023-05-13	2023-05-13	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
12	JMC 1 St Peters 2023 (B)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
13	Ekurhuleni Springs Open 4 March 2023 (B)	2023-03-04	2023-03-04	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
14	Heidelberg Open 2023 (B)	2023-02-04	2023-02-04	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
15	Ekurhuleni Chess Springs Club Open 2022 (B)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	4	2.5	Yes	Analysis
16	Eureka Open 2022 (D)	2022-07-30	2022-07-30	Standard	Sedibeng (GSV)	5	0	0	No	Analysis

#	Games	Start				End
1	7	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament JMC 1 St Peters 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mabena, M (Mzamo)				Opponent Naidoo, K (Kirthan)
2	5	Tournament Heidelberg Open 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 2	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Wallace, A (Aiden)
3	4	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament Heidelberg Open 2023
		date 2022-09-03	rnd 3	type Standard	result 0.5	date 2023-02-04	rnd 1	type Standard	result 1
		Opponent Paulse, PP (Peter)				Opponent Coetzee, J (Jaco)

#	Games	Start				End
1	7	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament JMC 1 St Peters 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mabena, M (Mzamo)				Opponent Naidoo, K (Kirthan)
2	5	Tournament Heidelberg Open 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 2	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Wallace, A (Aiden)
3	4	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament Heidelberg Open 2023
		date 2022-09-03	rnd 3	type Standard	result 0.5	date 2023-02-04	rnd 1	type Standard	result 1
		Opponent Paulse, PP (Peter)				Opponent Coetzee, J (Jaco)

#	Games	Start				End
1	3	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 6	type Rapid	result 1
		Opponent Le Kay, A (Alexa)				Opponent Bloem, J (James)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament JMC 1 St Peters 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-18	rnd 3	type Standard	result 1
		Opponent Mabena, M (Mzamo)				Opponent Liao, J (Jingpu)
2	5	Tournament Heidelberg Open 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 2	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Wallace, A (Aiden)
3	3	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 6	type Rapid	result 1
		Opponent Le Kay, A (Alexa)				Opponent Bloem, J (James)

#	Games	Start				End
1	5	Tournament Ekurhuleni Springs Open 4 March 2023				Tournament JMC 1 St Peters 2023
		date 2023-03-04	rnd 4	type Standard	result 1	date 2023-03-18	rnd 3	type Standard	result 1
		Opponent Mabena, M (Mzamo)				Opponent Liao, J (Jingpu)
2	5	Tournament Heidelberg Open 2023				Tournament Ekurhuleni Springs Open 4 March 2023
		date 2023-02-04	rnd 3	type Standard	result 1	date 2023-03-04	rnd 2	type Standard	result 1
		Opponent Gebuza, M (Mbali)				Opponent Wallace, A (Aiden)
3	3	Tournament Ekurhuleni Chess Springs Club Open 2022				Tournament Heidelberg Open 2023
		date 2022-09-03	rnd 4	type Standard	result 1	date 2023-02-04	rnd 1	type Standard	result 1
		Opponent Mohaswa, J (John)				Opponent Coetzee, J (Jaco)

#	Games	Start				End
1	3	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 4	type Rapid	result 1	date 2023-09-02	rnd 6	type Rapid	result 1
		Opponent Le Kay, A (Alexa)				Opponent Bloem, J (James)

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	Paulse ,PP (Peter Paul)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
1	Paulse ,PP (Peter Paul)	3	1239.7	1523	3	1241.7	1523	0	0	0	0	0	0
2	Shen Yu ,F (Frank)	2	1	0	2	1	0	0	0	0	0	0	0
2	Shen Yu ,F (Frank)	2	1397.6	1397.6	2	1387.1	1397.6	0	0	0	0	0	0
3	Bloem ,J (James)	2	2	425	1	1	425	1	1	425	0	0	0
3	Bloem ,J (James)	2	1303.7	1728.7	1	1296.4	1728.7	1	1216	1728.7	0	0	0
4	Sithole ,ML (Mfanimpela Lucas)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Sithole ,ML (Mfanimpela Lucas)	1	1510.3	1085.3	1	1522.9	1085.3	0	0	0	0	0	0
5	Ndlanzi ,I (Isaac)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ndlanzi ,I (Isaac)	1	1221.4	1646.4	1	1200	1646.4	0	0	0	0	0	0
6	Israel ,L (Leo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Israel ,L (Leo)	1	1521.3	1096.3	1	1556.5	1096.3	0	0	0	0	0	0
7	Spamers ,V (Vinaldo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Spamers ,V (Vinaldo)	1	1409.7	984.7	1	1408.3	984.7	0	0	0	0	0	0
8	Mudau ,H (Hulisani)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mudau ,H (Hulisani)	1	1225.9	1650.9	1	1200	1650.9	0	0	0	0	0	0
9	Wany ,J (Jobert)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Wany ,J (Jobert)	1	1547.2	1122.2	1	1519.8	1122.2	0	0	0	0	0	0
10	Notwane ,K (Katlego)	1	1	425	1	1	425	0	0	0	0	0	0
10	Notwane ,K (Katlego)	1	1200	1625	1	1200	1625	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

Zulu, L (Luther Gugulethu)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms