Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kwarteng, K (Kelvin)

Chess SA id

109077428

FIDE id

Date of birth

2009-07-26 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

11.8

Junior GPX Points

1207

Item	Main	Standard	Rapid	Blitz
Rating	1226.1	1235.1	1193.9	1200
Raw rating	1226.1	1235.1	1193.9	1200
Weighted rating	1210.3	1216.5	1192.9	1200
Weighted performance	0	0	0	0
Floor	726.1	735.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.8	157.7	167.3	165.8
Highest rating	1226.1 2025-04-01	1235.1 2025-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1226.1 2025-04-01	1235.1 2025-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1226.1 2018-10-01	1209.6 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1226.1	1235.1	1193.9	1200
Analysis
Rating	1226.1	1235.1	1193.9	1200
Raw rating	1226.1	1235.1	1193.9	1200
Weighted rating	1210.3	1216.5	1192.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	726.1	735.1	700	700
Max/Min rating change allowed	159.8	157.7	167.3	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	1226.1	1235.1	1193.9	1200
New weighted rating	1212	1218.6	1192.8	1200
New weighted performance	0	0	0	0
Temp new rating	1226.1	1235.1	1193.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1226.1	1235.1	1193.9	1200
New K-factor	36	36	36	36
New floor	726.1	735.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	8	3	5
	0	0	0
	0	0	0
	0	0	0
History	19	13	6

Games since
	Main 13	Standard 8		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	5	3	60	85	1301.6	1386.6
Standard	5	3	60	85	1301.6	1386.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	13	6	46.15	-32.7	1253	1220.3
Standard	8	4	50	0	1272.8	1272.8
Rapid	5	2	40	-85	1221.4	1136.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1226.1	1235.1	1193.9	1200
2025-09-30	1226.1	1235.1	1193.9	1200
2025-09-01	1226.1	1235.1	1193.9	1200
2025-08-01	1226.1	1235.1	1193.9	1200
2025-07-01	1226.1	1235.1	1193.9	1200
2025-06-01	1226.1	1235.1	1193.9	1200
2025-05-01	1226.1	1235.1	1193.9	1200
2025-04-01	1226.1	1235.1	1193.9	1200
2025-03-01	1193.6	1195.7	1193.9	1200
2025-02-01	1192.5	1194.9	1192.9	1200
2025-01-01	1175.1	1183.1	1176.2	1200
2024-12-01	1175.1	1183.1	1176.2	1200
2024-11-01	1175.1	1183.1	1176.2	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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	NMB 2nd Trials 2025 (U18)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	NMB 2nd Trials 2025 (U18)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis
2	NMBCU Top Schools Final 2024 (High School)	2024-10-19	2024-10-19	Standard	Nelson Mandela Bay (ENM)	3	3	1	Yes	Analysis
3	NMBCU Top Schools 2024 (High School)	2024-10-12	2024-10-12	Rapid	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Sihewula, A (Achuma)				Opponent Reid, L (Liam)
2	2	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 2	type Rapid	result 1
		Opponent Jeppe, D (Daniel)				Opponent Saula, E (Emihle)
3	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Mqikela, C (Chulumanco)				Opponent Mqikela, C (Chulumanco)

#	Games	Start				End
1	2	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Sihewula, A (Achuma)				Opponent Reid, L (Liam)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Mqikela, C (Chulumanco)				Opponent Mqikela, C (Chulumanco)
3	1	Tournament NMBCU Top Schools Final 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-10-19	rnd 1	type Standard	result 1	date 2024-10-19	rnd 1	type Standard	result 1
		Opponent Kayster, S (Shafeeq)				Opponent Kayster, S (Shafeeq)

#	Games	Start				End
1	2	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 2	type Rapid	result 1
		Opponent Jeppe, D (Daniel)				Opponent Saula, E (Emihle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Sihewula, A (Achuma)				Opponent Reid, L (Liam)
2	2	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 2	type Rapid	result 1
		Opponent Jeppe, D (Daniel)				Opponent Saula, E (Emihle)
3	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Mqikela, C (Chulumanco)				Opponent Mqikela, C (Chulumanco)

#	Games	Start				End
1	2	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Sihewula, A (Achuma)				Opponent Reid, L (Liam)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Mqikela, C (Chulumanco)				Opponent Mqikela, C (Chulumanco)
3	1	Tournament NMBCU Top Schools Final 2024				Tournament NMBCU Top Schools Final 2024
		date 2024-10-19	rnd 1	type Standard	result 1	date 2024-10-19	rnd 1	type Standard	result 1
		Opponent Kayster, S (Shafeeq)				Opponent Kayster, S (Shafeeq)

#	Games	Start				End
1	2	Tournament NMBCU Top Schools 2024				Tournament NMBCU Top Schools 2024
		date 2024-10-12	rnd 1	type Rapid	result 1	date 2024-10-12	rnd 2	type Rapid	result 1
		Opponent Jeppe, D (Daniel)				Opponent Saula, E (Emihle)

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	Kayster ,S (Shafeeq)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Kayster ,S (Shafeeq)	2	1274.5	1274.5	1	1260.2	1699.5	1	1262.8	849.5	0	0	0
2	Bouwer ,R (Ruben)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Bouwer ,R (Ruben)	1	1376.7	951.7	1	1372.2	951.7	0	0	0	0	0	0
3	Mtonga ,L (Lutho)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mtonga ,L (Lutho)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Sihewula ,A (Achuma)	1	1	425	1	1	425	0	0	0	0	0	0
4	Sihewula ,A (Achuma)	1	1339.4	1764.4	1	1373.9	1764.4	0	0	0	0	0	0
5	Reid ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
5	Reid ,L (Liam)	1	1270.6	1695.6	1	1264.7	1695.6	0	0	0	0	0	0
6	Mqikela ,C (Chulumanco)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mqikela ,C (Chulumanco)	1	1230.7	1655.7	1	1236.4	1655.7	0	0	0	0	0	0
7	Jiki ,S (Sandiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Jiki ,S (Sandiso)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Schoeman ,D (Devan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Schoeman ,D (Devan)	1	1290.8	865.8	1	1278.7	865.8	0	0	0	0	0	0
9	Tsada ,M (Mihle)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Tsada ,M (Mihle)	1	1250.3	825.3	0	0	0	1	1252	825.3	0	0	0
10	Tukani ,H (Hlumelo)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Tukani ,H (Hlumelo)	1	1156.2	731.2	0	0	0	1	1141.6	731.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Kwarteng, K (Kelvin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms