Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkuna, D (David)

Chess SA id

1750100067

FIDE id

Date of birth

1975-02-22 (Adult)

Gender

Male

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-10-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1457	1457	1300	1300
Raw rating	1457	1457	1300	1300
Weighted rating	1456.9	1457	1299.7	1299.7
Weighted performance	272.4	273.1	0	0
Floor	957	957	800	800
K-factor	32	32	36	36
Min/Max rating change allowed	115	115	143.8	143.8
Highest rating	1546.5 2018-03-01	1546.5 2018-03-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1457 2024-02-01	1457 2024-02-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1456.1 2025-08-01	1456.7 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1546.5 2018-03-01	1546.5 2018-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1457	1457	1300	1300
Analysis
Rating	1457	1457	1300	1300
Raw rating	1457	1457	1300	1300
Weighted rating	1456.9	1457	1299.7
Weighted performance	272.4	273.1	0
K-factor	32	32	36	36
Floor	957	957	800	800
Max/Min rating change allowed	115	115	143.8	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	1457	1457	1300	1300
New weighted rating	1457	1457	1300	1300
New weighted performance	264.1	264.8	0	0
Temp new rating	1457	1457	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1457	1457	1300	1300
New K-factor	32	32	36	36
New floor	957	957	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	50	50

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Chess South Africa (CSA)
Province
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	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	50	35	70	170	1276.7	1446.7
Standard	50	35	70	170	1276.7	1446.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1457	1457	1300	1300
2025-09-30	1457	1457	1300	1300
2025-09-01	1457	1457	1300	1300
2025-08-01	1457	1457	1300	1300
2025-07-01	1457	1457	1300	1300
2025-06-01	1457	1457	1300	1300
2025-05-01	1457	1457	1300	1300
2025-04-01	1457	1457	1300	1300
2025-03-01	1457	1457	1300	1300
2025-02-01	1457	1457	1300	1300
2025-01-01	1457	1457	1300	1300
2024-12-01	1457	1457	1300	1300
2024-11-01	1457	1457	1300	1300
2024-10-01	1457	1457	1300	1300
2024-09-01	1457	1457	1300	1300
2024-08-01	1457	1457	1300	1300
2024-07-01	1457	1457	1300	1300
2024-09-01	1457	1457	1300	1300
2024-05-01	1457	1457	1300	1300
2024-04-01	1457	1457	1300	1300
2024-03-01	1457	1457	1300	1300
2024-02-01	1457	1457	1300	1300
2024-01-01	1457	1457	1300	1300
2023-12-01	1431.3	1448.2	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	SAPS National Individual Chess Championship 2019 (Men)	2019-10-23	2019-10-25	Standard	Frances Baard (NCF)	9	9	5	Yes	Analysis
2	SAPS National Team Chess Championship 2019	2019-10-26	2019-10-30	Standard	Frances Baard (NCF)	9	9	6.5	Yes	Analysis
3	SAPS National Individual Championship 2018 (Men)	2018-09-12	2018-09-15	Standard	Xhariep (FXT)	9	9	4.5	Yes	Analysis
4	SAPS National Team Championship 2018	2018-09-11	2018-09-11	Standard	Xhariep (FXT)	9	9	6.5	Yes	Analysis
5	Waterberg District Chess League 2018	2018-03-17	2018-03-25	Standard	Waterberg (LWM)	14	14	12.5	Yes	Analysis

#	Games	Start				End
1	16	Tournament Waterberg District Chess League 2018				Tournament SAPS National Team Championship 2018
		date 2018-03-17	rnd 1	type Standard	result 0.5	date 2018-09-11	rnd 2	type Standard	result 1
		Opponent Ledwaba, S (Solomon)				Opponent Swartbooi, K (Kelvin)
2	5	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-28	rnd 5	type Standard	result 0.5	date 2019-10-30	rnd 9	type Standard	result 0.5
		Opponent Aphane, MJ (Maesela)				Opponent Mofokeng, RS (Rasweu)
3	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 1	date 2018-09-11	rnd 8	type Standard	result 0.5
		Opponent Mabuza, BF (Bongani)				Opponent Matloa, OJ (Oupa)

#	Games	Start				End
1	16	Tournament Waterberg District Chess League 2018				Tournament SAPS National Team Championship 2018
		date 2018-03-17	rnd 1	type Standard	result 0.5	date 2018-09-11	rnd 2	type Standard	result 1
		Opponent Ledwaba, S (Solomon)				Opponent Swartbooi, K (Kelvin)
2	5	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-28	rnd 5	type Standard	result 0.5	date 2019-10-30	rnd 9	type Standard	result 0.5
		Opponent Aphane, MJ (Maesela)				Opponent Mofokeng, RS (Rasweu)
3	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 1	date 2018-09-11	rnd 8	type Standard	result 0.5
		Opponent Mabuza, BF (Bongani)				Opponent Matloa, OJ (Oupa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Waterberg District Chess League 2018				Tournament Waterberg District Chess League 2018
		date 2018-03-17	rnd 2	type Standard	result 1	date 2018-03-21	rnd 8	type Standard	result 1
		Opponent Ledwaba, P (Peter)				Opponent Ledwaba, S (Solomon)
2	4	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 1	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Mabuza, BF (Bongani)				Opponent Kgosimotswedi, AM (Aaron)
3	4	Tournament Waterberg District Chess League 2018				Tournament Waterberg District Chess League 2018
		date 2018-03-21	rnd 10	type Standard	result 1	date 2018-03-24	rnd 13	type Standard	result 1
		Opponent Kgodumo, J (Jerry)				Opponent Langa, S (Serwanya)

#	Games	Start				End
1	7	Tournament Waterberg District Chess League 2018				Tournament Waterberg District Chess League 2018
		date 2018-03-17	rnd 2	type Standard	result 1	date 2018-03-21	rnd 8	type Standard	result 1
		Opponent Ledwaba, P (Peter)				Opponent Ledwaba, S (Solomon)
2	4	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 1	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Mabuza, BF (Bongani)				Opponent Kgosimotswedi, AM (Aaron)
3	4	Tournament Waterberg District Chess League 2018				Tournament Waterberg District Chess League 2018
		date 2018-03-21	rnd 10	type Standard	result 1	date 2018-03-24	rnd 13	type Standard	result 1
		Opponent Kgodumo, J (Jerry)				Opponent Langa, S (Serwanya)

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	Salters ,B (Brian)	2	2	425	2	2	425	0	0	0	0	0	0
1	Salters ,B (Brian)	2	1241.8	1666.8	2	1250.4	1666.8	0	0	0	0	0	0
2	Ngwenya ,FZ (Freddy Zwelinzima)	2	2	425	2	2	425	0	0	0	0	0	0
2	Ngwenya ,FZ (Freddy Zwelinzima)	2	1300.8	1725.8	2	1294.5	1725.8	0	0	0	0	0	0
3	Langa ,S (Serwanya)	2	2	425	2	2	425	0	0	0	0	0	0
3	Langa ,S (Serwanya)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
4	Matloa ,OJ (Oupa Jeffrey)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Matloa ,OJ (Oupa Jeffrey)	2	1425.1	1637.6	2	1422.5	1637.6	0	0	0	0	0	0
5	Aphane ,MJ (Maesela)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Aphane ,MJ (Maesela)	2	1511.4	1298.9	2	1515.9	1298.9	0	0	0	0	0	0
6	Monama ,W (Wethu Charles)	2	2	425	2	2	425	0	0	0	0	0	0
6	Monama ,W (Wethu Charles)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
7	Mosetlhe ,T (Terror)	2	2	425	2	2	425	0	0	0	0	0	0
7	Mosetlhe ,T (Terror)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
8	Matlakala ,CM (Clement Matome)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Matlakala ,CM (Clement Matome)	2	1200	1412.5	2	1200	1412.5	0	0	0	0	0	0
9	Kgodumo ,J (Jerry)	2	2	425	2	2	425	0	0	0	0	0	0
9	Kgodumo ,J (Jerry)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
10	Ledwaba ,S (Solomon)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Ledwaba ,S (Solomon)	2	1200	1412.5	2	1200	1412.5	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

Nkuna, D (David)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms