Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nyirenda, L (Letlotlo Kumbo)

Chess SA id

1070156360

FIDE id

Date of birth

2007-09-17 (U20)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1200.3	1210.7	1181.3	1200
Raw rating	1200.3	1210.7	1181.3	1200
Weighted rating	1196.3	1208.2	1178.2	1200
Weighted performance	0	0	0	0
Floor	729.3	734.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.8	163.3	170.3	165.8
Highest rating	1229.3 2023-10-01	1234.6 2023-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1229.3 2023-10-01	1234.6 2023-10-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1229.3 2024-07-01	1234.6 2024-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1200.3	1210.7	1181.3	1200
Analysis
Rating	1200.3	1210.7	1181.3	1200
Raw rating	1200.3	1210.7	1181.3	1200
Weighted rating	1196.3	1208.2	1178.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	729.3	734.6	700	700
Max/Min rating change allowed	165.8	163.3	170.3	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	1200.3	1210.7	1181.3	1200
New weighted rating	1196.1	1208.1	1178.1	1200
New weighted performance	0	0	0	0
Temp new rating	1200.3	1210.7	1181.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1200.3	1210.7	1181.3	1200
New K-factor	36	36	36	36
New floor	729.3	734.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	8	4	4
	13	13	0
	0	0	0
	0	0	0
History	21	17	4

Games since
	Main 8	Standard 4		Rapid 4		Blitz 0
Gender	Male
Age group	U20
Region	West Rand (GWR)
Province	Gauteng (GT)
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	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	21	7.5	35.71	-121.4	1252.4	1131
Standard	17	7.5	44.12	-50	1257.4	1207.4
Rapid	4	0	0	-425	1231.1	806.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1200.3	1210.7	1181.3	1200
2025-09-30	1200.3	1210.7	1181.3	1200
2025-09-01	1200.3	1210.7	1181.3	1200
2025-08-01	1200.3	1210.7	1181.3	1200
2025-07-01	1200.3	1210.7	1181.3	1200
2025-06-01	1200.3	1210.7	1181.3	1200
2025-05-01	1200.3	1210.7	1181.3	1200
2025-04-01	1200.3	1210.7	1181.3	1200
2025-03-01	1200.3	1210.7	1181.3	1200
2025-02-01	1197.5	1209.7	1178.2	1200
2025-01-01	1150.6	1190.7	1127.3	1200
2024-12-01	1150.6	1190.7	1127.3	1200
2024-11-01	1150.6	1190.7	1127.3	1200
2024-10-01	1194.3	1190.7	1200	1200
2024-09-01	1194.3	1190.7	1200	1200
2024-08-01	1194.3	1190.7	1200	1200
2024-07-01	1226.9	1228.1	1200	1200
2024-09-01	1226.9	1228.1	1200	1200
2024-05-01	1226.9	1228.1	1200	1200
2024-04-01	1226.9	1228.1	1200	1200
2024-03-01	1226.9	1228.1	1200	1200
2024-02-01	1226.9	1228.1	1200	1200
2024-01-01	1226.9	1228.1	1200	1200
2023-12-01	1226.9	1228.1	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 (U17 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	4	0	Yes	Analysis
2	D2 School League Finals 2024 (U17)	2024-07-20	2024-07-20	Standard	West Rand (GWR)	5	4	1	Yes	Analysis
3	Eastern Cape Provincial Individual Championship 2023 (U18 Boys)	2023-10-05	2023-10-06	Standard	Nelson Mandela Bay (ENM)	7	7	3	Yes	Analysis
4	2023 EC Schools Provincial Winter Games (U18 Boys)	2023-06-02	2023-06-03	Standard	Buffalo City (EBC)	6	6	3.5	Yes	Analysis
5	D2 Schools Individuals 2023 (U18 Boys)	2023-05-13	2023-05-13	Standard	West Rand (GWR)	5	0	0	No	Analysis

#	Games	Start				End
1	5	Tournament 2023 EC Schools Provincial Winter Games				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-06-02	rnd 3	type Standard	result 0.5	date 2023-10-05	rnd 1	type Standard	result 1
		Opponent Mese, A (Ayabonga)				Opponent Meshilinie, L (Layton)
2	2	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-10-05	rnd 4	type Standard	result 0.5	date 2023-10-06	rnd 5	type Standard	result 0.5
		Opponent Njengele, P (Phiwe)				Opponent Groener, B (Begravian)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mokhoantle, H (Hlohonolofatso)				Opponent Mokhoantle, H (Hlohonolofatso)

#	Games	Start				End
1	5	Tournament 2023 EC Schools Provincial Winter Games				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-06-02	rnd 3	type Standard	result 0.5	date 2023-10-05	rnd 1	type Standard	result 1
		Opponent Mese, A (Ayabonga)				Opponent Meshilinie, L (Layton)
2	2	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-10-05	rnd 4	type Standard	result 0.5	date 2023-10-06	rnd 5	type Standard	result 0.5
		Opponent Njengele, P (Phiwe)				Opponent Groener, B (Begravian)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mokhoantle, H (Hlohonolofatso)				Opponent Mokhoantle, H (Hlohonolofatso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2023 EC Schools Provincial Winter Games				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-06-03	rnd 4	type Standard	result 1	date 2023-10-05	rnd 1	type Standard	result 1
		Opponent Matshona, N (Nqabane)				Opponent Meshilinie, L (Layton)
2	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mokhoantle, H (Hlohonolofatso)				Opponent Mokhoantle, H (Hlohonolofatso)
3	1	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-10-06	rnd 7	type Standard	result 1	date 2023-10-06	rnd 7	type Standard	result 1
		Opponent Potye, A (Azikiwe)				Opponent Potye, A (Azikiwe)

#	Games	Start				End
1	4	Tournament 2023 EC Schools Provincial Winter Games				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-06-03	rnd 4	type Standard	result 1	date 2023-10-05	rnd 1	type Standard	result 1
		Opponent Matshona, N (Nqabane)				Opponent Meshilinie, L (Layton)
2	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 3	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mokhoantle, H (Hlohonolofatso)				Opponent Mokhoantle, H (Hlohonolofatso)
3	1	Tournament Eastern Cape Provincial Individual Championship 2023				Tournament Eastern Cape Provincial Individual Championship 2023
		date 2023-10-06	rnd 7	type Standard	result 1	date 2023-10-06	rnd 7	type Standard	result 1
		Opponent Potye, A (Azikiwe)				Opponent Potye, A (Azikiwe)

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	Handley ,S (Stephen)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Handley ,S (Stephen)	2	1613.9	1188.9	2	1603.3	1188.9	0	0	0	0	0	0
2	Morobe ,N (Nhlakanipho Thato)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Morobe ,N (Nhlakanipho Thato)	1	1288.7	863.7	1	1306.4	863.7	0	0	0	0	0	0
3	Luiz ,J (Juan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Luiz ,J (Juan)	1	1180.4	755.4	1	1177.2	755.4	0	0	0	0	0	0
4	Mboqoka ,M (Menzi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mboqoka ,M (Menzi)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Dubeni ,L (Lwam)	1	1	425	1	1	425	0	0	0	0	0	0
5	Dubeni ,L (Lwam)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Groener ,B (Begravian)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Groener ,B (Begravian)	1	1200.5	1200.5	1	1191.8	1200.5	0	0	0	0	0	0
7	Matshona ,N (Nqabane)	1	1	425	1	1	425	0	0	0	0	0	0
7	Matshona ,N (Nqabane)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Mese ,A (Ayabonga)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Mese ,A (Ayabonga)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
9	Bruintjies ,M (Marcquin)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Bruintjies ,M (Marcquin)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Nteleki ,S (Siphiwe)	1	1	425	1	1	425	0	0	0	0	0	0
10	Nteleki ,S (Siphiwe)	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

Nyirenda, L (Letlotlo Kumbo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms