Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkumbi, L (Lutho)

Chess SA id

1070135881

FIDE id

Date of birth

2007-04-16 (U20)

Gender

Male

Region

OR Tambo (EOR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1305.5

Item	Main	Standard	Rapid	Blitz
Rating	1401.2	1409.7	1191.6	1149.4
Raw rating	1389.4	1394.5	1191.6	1149.4
Weighted rating	1401.2	1409.7	1191.6	1148.1
Weighted performance	1269.1	1272.9	0	0
Floor	914.7	923.3	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	126.6	125.7	167.8	178.2
Highest rating	1414.7 2025-08-01	1436.1 2024-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1414.7 2025-08-01	1423.3 2025-08-01	1200 2018-02-01	1200 2020-01-01
Highest weighted rating	1400.6 2025-09-30	1409.3 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1410.2 2024-06-01	1436.1 2024-05-01	1200 2018-02-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.3	0.1	0	0
New rating	1401.4	1409.8	1191.6	1149.4
Analysis
Rating	1401.2	1409.7	1191.6	1149.4
Raw rating	1389.4	1394.5	1191.6	1149.4
Weighted rating	1401.2	1409.7	1191.6
Weighted performance	1269.1	1272.9	0
K-factor	32	32	36	36
Floor	914.7	923.3	700	700
Max/Min rating change allowed	126.6	125.7	167.8	178.2
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	1389.4	1394.5	1191.6	1149.4
New weighted rating	1401.4	1409.8	1191.6	1148.3
New weighted performance	1260.9	1264.6	0	0
Temp new rating	1401.4	1409.8	1191.6	1149.4
Temp new rating +/-	0.3	0.1	0	0
Final new rating +/-	0.3	0.1	0	0
New rating	1401.4	1409.8	1191.6	1149.4
New K-factor	32	32	36	36
New floor	914.7	923.3	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	10	10	0	0
	9	9	0	0
	28	16	7	5
	19	19	0	0
	6	6	0	0
History	78	60	13	5

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	OR Tambo (EOR)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	10	5.5	55	42.5	1311.8	1354.3
Standard	10	5.5	55	42.5	1311.8	1354.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	78	44.5	57.05	59.9	1265.1	1325
Standard	60	37	61.67	99.2	1265.4	1364.6
Rapid	13	6	46.15	-32.7	1213.3	1180.6
Blitz	5	1.5	30	-170	1395.9	1225.9

Date	Main	Standard	Rapid	Blitz
2025-11-01	1389.4	1394.5	1191.6	1149.4
2025-09-30	1389.4	1394.5	1191.6	1149.4
2025-09-01	1414.7	1423.3	1191.6	1149.4
2025-08-01	1414.7	1423.3	1191.6	1149.4
2025-07-01	1410.2	1420.5	1191.6	1149.4
2025-06-01	1410.2	1420.5	1191.6	1149.4
2025-05-01	1410.2	1420.5	1191.6	1149.4
2025-04-01	1410.2	1420.5	1191.6	1149.4
2025-03-01	1410.2	1420.5	1191.6	1149.4
2025-02-01	1410.2	1420.5	1191.6	1149.4
2025-01-01	1410.2	1420.5	1191.6	1145.6
2024-12-01	1410.2	1420.5	1191.6	1145.6
2024-11-01	1410.2	1420.5	1191.6	1145.6
2024-10-01	1410.2	1420.5	1191.6	1145.6
2024-09-01	1410.2	1420.5	1191.6	1145.6
2024-08-01	1410.2	1420.5	1191.6	1145.6
2024-07-01	1410.2	1420.5	1191.6	1145.6
2024-09-01	1410.2	1420.5	1191.6	1145.6
2024-05-01	1318.2	1318	1191.6	1145.6
2024-04-01	1318.2	1318	1191.6	1145.6
2024-03-01	1318.2	1318	1191.6	1145.6
2024-02-01	1318.2	1318	1191.6	1145.6
2024-01-01	1318.2	1318	1191.6	1145.6
2023-12-01	1318.2	1318	1191.6	1145.6

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	EC Closed 2025 (U20 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
2	Sihambasonke Youth Day Chess 2025 (A)	2025-06-16	2025-06-16	Standard	OR Tambo (EOR)	5	4	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U20 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
2	Sihambasonke Youth Day Chess 2025 (A)	2025-06-16	2025-06-16	Standard	OR Tambo (EOR)	5	4	2.5	Yes	Analysis
3	WSU May Event 2024 (A)	2024-05-11	2024-05-11	Standard	OR Tambo (EOR)	5	5	3	Yes	Analysis
4	Spartan Bishops Chess Championships 2024 (Rooks)	2024-05-04	2024-05-05	Standard	Bojanala Platina (NBR)	5	4	3.5	Yes	Analysis
5	Eastern Cape Provincial Individual Championship 2023 (U18 Boys)	2023-10-05	2023-10-06	Standard	Nelson Mandela Bay (ENM)	7	6	3.5	Yes	Analysis
6	Eastern Cape Chess Team Championship 2023 (Open)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
7	WSU September Rapid 2023 (B)	2023-09-09	2023-09-09	Rapid	OR Tambo (EOR)	7	7	4	Yes	Analysis
8	UFH Heritage Open 2023 (B Playoffs)	2023-09-23	2023-09-23	Blitz	Amathole (EAL)	6	5	1.5	Yes	Analysis
9	UFH Heritage Open 2023 (B)	2023-09-23	2023-09-23	Standard	Amathole (EAL)	5	5	4	Yes	Analysis
10	OR Tambo Open 2022 (B)	2022-11-19	2022-11-20	Standard	OR Tambo (EOR)	7	7	3.5	Yes	Analysis
11	Eatern Cape Provincial Chess Championship 2022 (U16 Boys)	2022-10-01	2022-10-01	Standard	Sarah Baartman (ESB)	7	7	4	Yes	Analysis
12	Sihambasonke Chess Club Youth Day Tournament 2022 (B)	2022-07-02	2022-07-02	Standard	OR Tambo (EOR)	5	5	2.5	Yes	Analysis
13	2nd OR Tambo Open 2021 (C)	2021-11-20	2021-11-21	Standard	OR Tambo (EOR)	6	6	4.5	Yes	Analysis
14	Buffalo City Rapid Championship 2018 (B)	2018-11-24	2018-11-24	Rapid	Buffalo City (EBC)	7	6	2	Yes	Analysis

#	Games	Start				End
1	9	Tournament Eastern Cape Chess Team Championship 2023				Tournament WSU May Event 2024
		date 2023-10-08	rnd 5	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 0.5
		Opponent Kanjana, M (Mokete Lubaballo)				Opponent Xaba, S (Sivuyise)
2	4	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 2	type Standard	result 1	date 2023-09-23	rnd 5	type Standard	result 1
		Opponent Nxadi, A (Ahluma)				Opponent Mostata, H (Hlomla)
3	4	Tournament Eatern Cape Provincial Chess Championship 2022				Tournament OR Tambo Open 2022
		date 2022-10-01	rnd 7	type Standard	result 1	date 2022-11-19	rnd 3	type Standard	result 1
		Opponent Dube, L (Luyanda)				Opponent Fosini, L (Lilitha)

#	Games	Start				End
1	9	Tournament Eastern Cape Chess Team Championship 2023				Tournament WSU May Event 2024
		date 2023-10-08	rnd 5	type Standard	result 1	date 2024-05-11	rnd 4	type Standard	result 0.5
		Opponent Kanjana, M (Mokete Lubaballo)				Opponent Xaba, S (Sivuyise)
2	4	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 2	type Standard	result 1	date 2023-09-23	rnd 5	type Standard	result 1
		Opponent Nxadi, A (Ahluma)				Opponent Mostata, H (Hlomla)
3	4	Tournament Eatern Cape Provincial Chess Championship 2022				Tournament OR Tambo Open 2022
		date 2022-10-01	rnd 7	type Standard	result 1	date 2022-11-19	rnd 3	type Standard	result 1
		Opponent Dube, L (Luyanda)				Opponent Fosini, L (Lilitha)

#	Games	Start				End
1	2	Tournament WSU September Rapid 2023				Tournament WSU September Rapid 2023
		date 2023-09-09	rnd 4	type Rapid	result 1	date 2023-09-09	rnd 5	type Rapid	result 1
		Opponent Mostata, H (Hlomla)				Opponent Genukile, S (Somila)
2	2	Tournament WSU September Rapid 2023				Tournament WSU September Rapid 2023
		date 2023-09-09	rnd 1	type Rapid	result 1	date 2023-09-09	rnd 2	type Rapid	result 1
		Opponent Ndlovu, O (Obuzwe)				Opponent Gqoli, N (Ngcali)
3	2	Tournament Buffalo City Rapid Championship 2018				Tournament Buffalo City Rapid Championship 2018
		date 2018-11-24	rnd 4	type Rapid	result 1	date 2018-11-24	rnd 5	type Rapid	result 1
		Opponent Capa, T (Thando)				Opponent Gula, L (Linamandla)

#	Games	Start				End
1	1	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 6	type Blitz	result 0.5	date 2023-09-23	rnd 6	type Blitz	result 0.5
		Opponent Beshe, A (Akhanye)				Opponent Beshe, A (Akhanye)
2	1	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 3	type Blitz	result 1	date 2023-09-23	rnd 3	type Blitz	result 1
		Opponent Xaxa, N (Nathi)				Opponent Xaxa, N (Nathi)

#	Games	Start				End
1	4	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 2	type Standard	result 1	date 2023-09-23	rnd 5	type Standard	result 1
		Opponent Nxadi, A (Ahluma)				Opponent Mostata, H (Hlomla)
2	3	Tournament Eastern Cape Chess Team Championship 2023				Tournament Spartan Bishops Chess Championships 2024
		date 2023-10-08	rnd 5	type Standard	result 1	date 2024-05-04	rnd 3	type Standard	result 1
		Opponent Kanjana, M (Mokete Lubaballo)				Opponent Du Plooy, J (Joshua)
3	2	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Feni, A (Aviwe)				Opponent Mangcotywa, L (Lihle)

#	Games	Start				End
1	4	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 2	type Standard	result 1	date 2023-09-23	rnd 5	type Standard	result 1
		Opponent Nxadi, A (Ahluma)				Opponent Mostata, H (Hlomla)
2	3	Tournament Eastern Cape Chess Team Championship 2023				Tournament Spartan Bishops Chess Championships 2024
		date 2023-10-08	rnd 5	type Standard	result 1	date 2024-05-04	rnd 3	type Standard	result 1
		Opponent Kanjana, M (Mokete Lubaballo)				Opponent Du Plooy, J (Joshua)
3	2	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Feni, A (Aviwe)				Opponent Mangcotywa, L (Lihle)

#	Games	Start				End
1	2	Tournament WSU September Rapid 2023				Tournament WSU September Rapid 2023
		date 2023-09-09	rnd 4	type Rapid	result 1	date 2023-09-09	rnd 5	type Rapid	result 1
		Opponent Mostata, H (Hlomla)				Opponent Genukile, S (Somila)
2	2	Tournament WSU September Rapid 2023				Tournament WSU September Rapid 2023
		date 2023-09-09	rnd 1	type Rapid	result 1	date 2023-09-09	rnd 2	type Rapid	result 1
		Opponent Ndlovu, O (Obuzwe)				Opponent Gqoli, N (Ngcali)
3	2	Tournament Buffalo City Rapid Championship 2018				Tournament Buffalo City Rapid Championship 2018
		date 2018-11-24	rnd 4	type Rapid	result 1	date 2018-11-24	rnd 5	type Rapid	result 1
		Opponent Capa, T (Thando)				Opponent Gula, L (Linamandla)

#	Games	Start				End
1	1	Tournament UFH Heritage Open 2023				Tournament UFH Heritage Open 2023
		date 2023-09-23	rnd 3	type Blitz	result 1	date 2023-09-23	rnd 3	type Blitz	result 1
		Opponent Xaxa, N (Nathi)				Opponent Xaxa, N (Nathi)

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	Jezile ,A (Aphelele)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Jezile ,A (Aphelele)	3	1226.6	943.3	3	1231.6	943.3	0	0	0	0	0	0
2	Danglashe ,I (Inga)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
2	Danglashe ,I (Inga)	3	1356.4	1214.7	2	1370.1	1356.4	1	1200	931.4	0	0	0
3	Mostata ,H (Hlomla)	2	2	425	1	1	425	1	1	425	0	0	0
3	Mostata ,H (Hlomla)	2	1222.2	1647.2	1	1225.2	1647.2	1	1200	1647.2	0	0	0
4	Maliti ,B (Bothando)	2	0	-425	1	0	-425	0	0	0	1	0	-425
4	Maliti ,B (Bothando)	2	1289.6	864.6	1	1291.2	864.6	0	0	0	1	1200	864.6
5	Handley ,S (Stephen)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Handley ,S (Stephen)	1	1471.8	1046.8	1	1496.2	1046.8	0	0	0	0	0	0
6	Voyi ,T (Thando)	1	1	425	1	1	425	0	0	0	0	0	0
6	Voyi ,T (Thando)	1	1386.8	1811.8	1	1333.9	1811.8	0	0	0	0	0	0
7	Mrubata ,L (Lwanga)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mrubata ,L (Lwanga)	1	1302.7	877.7	1	1277.6	877.7	0	0	0	0	0	0
8	Ntlantsana ,V (Vuyolwethu)	1	1	425	1	1	425	0	0	0	0	0	0
8	Ntlantsana ,V (Vuyolwethu)	1	1322.2	1747.2	1	1339.6	1747.2	0	0	0	0	0	0
9	Dube ,L (Luyanda)	1	1	425	1	1	425	0	0	0	0	0	0
9	Dube ,L (Luyanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Xaba ,S (Sivuyise)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Xaba ,S (Sivuyise)	1	1262.6	1262.6	1	1278.1	1262.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Nkumbi, L (Lutho)

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