Chess South Africa Ratings Database

PLAYER PAGE

Personal

Williams, C (Cuan)

Chess SA id

1050141957

FIDE id

Date of birth

2005-03-23 (Adult)

Gender

Male

Region

Buffalo City (EBC)

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	1344.7	1336.7	1261.4	1259.6
Raw rating	1344.7	1336.7	1261.4	1259.6
Weighted rating	1344	1336	1261.4	1259.6
Weighted performance	1108.7	1117.6	0	0
Floor	859.8	854.2	761.4	759.6
K-factor	36	36	36	36
Min/Max rating change allowed	134.9	136.5	151.9	152.3
Highest rating	1420.2 2023-09-01	1413.2 2023-10-01	1392.9 2022-06-01	1343.5 2023-10-01
Highest raw rating	1359.8 2024-02-01	1354.2 2024-02-01	1261.4 2024-02-01	1259.6 2024-02-01
Highest weighted rating	1359.8 2025-07-01	1354.2 2025-06-01	1261.4 2025-07-01	1259.4 2025-08-01
Highest weighted performance	1420.2 2023-09-01	1413.2 2023-10-01	1392.9 2022-06-01	1343.5 2023-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1344.7	1336.7	1261.4	1259.6
Analysis
Rating	1344.7	1336.7	1261.4	1259.6
Raw rating	1344.7	1336.7	1261.4	1259.6
Weighted rating	1344	1336	1261.4
Weighted performance	1108.7	1117.6	0
K-factor	36	36	36	36
Floor	859.8	854.2	761.4	759.6
Max/Min rating change allowed	134.9	136.5	151.9	152.3
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	1344.7	1336.7	1261.4	1259.6
New weighted rating	1343.8	1335.8	1261.4	1259.6
New weighted performance	1108.2	1117.1	0	0
Temp new rating	1344.7	1336.7	1261.4	1259.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1344.7	1336.7	1261.4	1259.6
New K-factor	36	36	36	36
New floor	859.8	854.2	761.4	759.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	16	16	0	0
	55	32	13	10
	21	14	7	0
	0	0	0	0
History	92	62	20	10

Games since
	Main 32	Standard 22		Rapid 0		Blitz 10
Gender	Male
Age group	Adult
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	343		35		21
Male	325		33		20
Adult	217		13		8
Adult Male	210		13		8


	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	92	53	57.61	64.7	1281.4	1346.1
Standard	62	35	56.45	54.8	1266	1320.8
Rapid	20	12.5	62.5	106.2	1249.5	1355.7
Blitz	10	5.5	55	42.5	1441.1	1483.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1344.7	1336.7	1261.4	1259.6
2025-09-01	1344.7	1336.7	1261.4	1259.6
2025-08-01	1344.7	1336.7	1261.4	1259.6
2025-07-01	1344.7	1336.7	1261.4	1259.6
2025-06-01	1344.6	1336.7	1261.4	1259.6
2025-05-01	1344.3	1336.5	1261.4	1259.6
2025-04-01	1343.7	1336.1	1261.4	1259.6
2025-03-01	1343	1335.4	1261.4	1259.6
2025-02-01	1341.9	1334.4	1261.4	1259.6
2025-01-01	1337.6	1330.4	1261.4	1259.6
2024-12-01	1337.6	1330.4	1261.4	1259.6
2024-11-01	1337.6	1330.4	1261.4	1259.6
2024-10-01	1324.5	1313.1	1261.4	1259.6
2024-09-01	1349	1339.4	1261.4	1259.6
2024-08-01	1349	1339.4	1261.4	1259.6
2024-07-01	1349	1339.4	1261.4	1259.6
2024-06-01	1349	1339.4	1261.4	1259.6
2024-08-01	1349	1339.4	1261.4	1259.6
2024-04-01	1349	1339.4	1261.4	1259.6
2024-03-01	1359.8	1354.2	1261.4	1259.6
2024-02-01	1359.8	1354.2	1261.4	1259.6
2024-01-01	1359.8	1354.2	1261.4	1259.6
2023-12-01	1359.8	1354.2	1261.4	1259.6
2023-11-01	1359.8	1354.2	1261.4	1259.6

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	East London Open 2024 (B)	2024-10-05	2024-10-05	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
2	7th Annual UFH Heritage Open 2024 (B)	2024-09-21	2024-09-22	Standard	Amathole (EAL)	7	6	2.5	Yes	Analysis
3	1st BC Chess Trials 2024 (U20+A)	2024-03-02	2024-03-02	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
4	BC Vikings Closed 2023 (U18+U20)	2023-10-03	2023-10-04	Standard	Buffalo City (EBC)	6	6	2.5	Yes	Analysis
5	BC Vikings Blitz Championship 2023	2023-10-05	2023-10-05	Blitz	Buffalo City (EBC)	10	10	5.5	Yes	Analysis
6	BCM Chess Clubs League 2023 (B)	2023-09-09	2023-09-09	Standard	Buffalo City (EBC)	5	1	1	Yes	Analysis
7	4th BC HS Trials 2023 (U18A-Adult)	2023-08-26	2023-08-26	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
8	FOSST DC National Science Week Team Championships 2023	2023-08-03	2023-08-03	Rapid	Amathole (EAL)	7	6	4	Yes	Analysis
9	2nd BC Trials 2023 (U18-Adults)	2023-06-17	2023-06-17	Rapid	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
10	EL Schools Winter Trials 2023 (U18 Boys)	2023-05-13	2023-05-13	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
11	BC Chess Trials 1 of 5 2023 (U18A-Adult)	2023-04-29	2023-04-29	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
12	3rd Vikings Champs 2023 (U18-Adults)	2023-03-23	2023-03-23	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
13	2nd Senior Vikings 2023 (U18B+U20B)	2023-02-23	2023-02-23	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
14	EC Players Individual Championship 2022 (B)	2022-10-08	2022-10-09	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
15	LCC Open 2022 (B)	2022-06-25	2022-06-25	Standard	Buffalo City (EBC)	5	4	1.5	Yes	Analysis
16	BC Chess Trials 5 of 5 2022 (B)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
17	2022 Legends Chess Club Open (B)	2022-06-16	2022-06-16	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament 7th Annual UFH Heritage Open 2024				Tournament East London Open 2024
		date 2024-09-22	rnd 6	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 0.5
		Opponent Hangana, A (Anethemba)				Opponent Magugu, C (Cwenga)
2	6	Tournament BC Chess Trials 1 of 5 2023				Tournament EL Schools Winter Trials 2023
		date 2023-04-29	rnd 4	type Standard	result 1	date 2023-05-13	rnd 4	type Standard	result 0.5
		Opponent Fritz, E (Eric)				Opponent September, J (Jordan)
3	5	Tournament 4th BC HS Trials 2023				Tournament BC Vikings Closed 2023
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-10-03	rnd 1	type Standard	result 1
		Opponent Goba, W (Wandile)				Opponent Jarman, M (Michelle)

#	Games	Start				End
1	6	Tournament 7th Annual UFH Heritage Open 2024				Tournament East London Open 2024
		date 2024-09-22	rnd 6	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 0.5
		Opponent Hangana, A (Anethemba)				Opponent Magugu, C (Cwenga)
2	6	Tournament BC Chess Trials 1 of 5 2023				Tournament EL Schools Winter Trials 2023
		date 2023-04-29	rnd 4	type Standard	result 1	date 2023-05-13	rnd 4	type Standard	result 0.5
		Opponent Fritz, E (Eric)				Opponent September, J (Jordan)
3	5	Tournament 4th BC HS Trials 2023				Tournament BC Vikings Closed 2023
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-10-03	rnd 1	type Standard	result 1
		Opponent Goba, W (Wandile)				Opponent Jarman, M (Michelle)

#	Games	Start				End
1	4	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Siswana, A (Andiphile)				Opponent George, A (Alaina)
2	3	Tournament FOSST DC National Science Week Team Championships 2023				Tournament FOSST DC National Science Week Team Championships 2023
		date 2023-08-03	rnd 4	type Rapid	result 1	date 2023-08-03	rnd 7	type Rapid	result 1
		Opponent Dude, K (Khangelani)				Opponent Claassens, R (Ruben)
3	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 4	type Rapid	result 1	date 2023-06-17	rnd 6	type Rapid	result 0.5
		Opponent Jarman, M (Michelle)				Opponent Mahobe, B (Bahle)

#	Games	Start				End
1	3	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 5	type Blitz	result 1	date 2023-10-05	rnd 7	type Blitz	result 1
		Opponent Solms, J (Jayden)				Opponent Jikijela, A (Anisha)
2	1	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 9	type Blitz	result 1	date 2023-10-05	rnd 9	type Blitz	result 1
		Opponent Jikijela, M (Musa)				Opponent Jikijela, M (Musa)
3	1	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 3	type Blitz	result 1	date 2023-10-05	rnd 3	type Blitz	result 1
		Opponent Nhiwatiwa, A (Anoshamisa)				Opponent Nhiwatiwa, A (Anoshamisa)

#	Games	Start				End
1	5	Tournament 7th Annual UFH Heritage Open 2024				Tournament East London Open 2024
		date 2024-09-22	rnd 6	type Standard	result 1	date 2024-10-05	rnd 3	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Brown, C (Christopher)
2	4	Tournament FOSST DC National Science Week Team Championships 2023				Tournament 4th BC HS Trials 2023
		date 2023-08-03	rnd 4	type Rapid	result 1	date 2023-08-26	rnd 1	type Standard	result 1
		Opponent Dude, K (Khangelani)				Opponent Nkwentsha, S (Sange)
3	4	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Siswana, A (Andiphile)				Opponent George, A (Alaina)

#	Games	Start				End
1	5	Tournament 7th Annual UFH Heritage Open 2024				Tournament East London Open 2024
		date 2024-09-22	rnd 6	type Standard	result 1	date 2024-10-05	rnd 3	type Standard	result 1
		Opponent Hangana, A (Anethemba)				Opponent Brown, C (Christopher)
2	3	Tournament 4th BC HS Trials 2023				Tournament BC Vikings Closed 2023
		date 2023-08-26	rnd 5	type Standard	result 1	date 2023-10-03	rnd 1	type Standard	result 1
		Opponent Mamatu, A (Amila)				Opponent Jarman, M (Michelle)
3	3	Tournament 3rd Vikings Champs 2023				Tournament 3rd Vikings Champs 2023
		date 2023-03-23	rnd 1	type Standard	result 1	date 2023-03-23	rnd 3	type Standard	result 1
		Opponent Anoncho, B (Benedicta)				Opponent Qaqoba, L (Luthando)

#	Games	Start				End
1	4	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Siswana, A (Andiphile)				Opponent George, A (Alaina)
2	3	Tournament FOSST DC National Science Week Team Championships 2023				Tournament FOSST DC National Science Week Team Championships 2023
		date 2023-08-03	rnd 4	type Rapid	result 1	date 2023-08-03	rnd 7	type Rapid	result 1
		Opponent Dude, K (Khangelani)				Opponent Claassens, R (Ruben)
3	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-17	rnd 4	type Rapid	result 1	date 2023-06-17	rnd 5	type Rapid	result 1
		Opponent Jarman, M (Michelle)				Opponent Diemieniet, P (Phoebe)

#	Games	Start				End
1	1	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 9	type Blitz	result 1	date 2023-10-05	rnd 9	type Blitz	result 1
		Opponent Jikijela, M (Musa)				Opponent Jikijela, M (Musa)
2	1	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 7	type Blitz	result 1	date 2023-10-05	rnd 7	type Blitz	result 1
		Opponent Jikijela, A (Anisha)				Opponent Jikijela, A (Anisha)
3	1	Tournament BC Vikings Blitz Championship 2023				Tournament BC Vikings Blitz Championship 2023
		date 2023-10-05	rnd 5	type Blitz	result 1	date 2023-10-05	rnd 5	type Blitz	result 1
		Opponent Solms, J (Jayden)				Opponent Solms, J (Jayden)

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	Nkwentsha ,S (Sange)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
1	Nkwentsha ,S (Sange)	4	1203.3	1415.8	4	1205.2	1415.8	0	0	0	0	0	0
2	Mamatu ,A (Amila)	3	2	141.7	2	1.5	212.5	0	0	0	1	0.5	0
2	Mamatu ,A (Amila)	3	1240.3	1382	2	1246.2	1452.8	0	0	0	1	1200	1240.3
3	Bwema ,D (David)	2	1	0	2	1	0	0	0	0	0	0	0
3	Bwema ,D (David)	2	1194.1	1194.1	2	1173.7	1194.1	0	0	0	0	0	0
4	August ,T (Thimna)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	August ,T (Thimna)	2	1489.3	1276.8	2	1506.2	1276.8	0	0	0	0	0	0
5	Magugu ,C (Cwenga)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Magugu ,C (Cwenga)	2	1233.5	1021	2	1217.4	1021	0	0	0	0	0	0
6	Jarman ,M (Michelle)	2	2	425	1	1	425	1	1	425	0	0	0
6	Jarman ,M (Michelle)	2	1166.7	1591.7	1	1200	1591.7	1	1200	1591.7	0	0	0
7	Totose ,Z (Zimi)	2	0	-425	1	0	-425	1	0	-425	0	0	0
7	Totose ,Z (Zimi)	2	1774.9	1349.9	1	1760.8	1349.9	1	1450.8	1349.9	0	0	0
8	Solms ,J (Jayden)	2	1.5	212.5	1	0.5	0	0	0	0	1	1	425
8	Solms ,J (Jayden)	2	1230.6	1443.1	1	1200	1230.6	0	0	0	1	1200	1655.6
9	Jikijela ,A (Anisha)	2	2	425	1	1	425	0	0	0	1	1	425
9	Jikijela ,A (Anisha)	2	1258.2	1683.2	1	1250.3	1683.2	0	0	0	1	924.4	1683.2
10	Yayo ,A (Athenkosi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Yayo ,A (Athenkosi)	1	1162.6	737.6	1	1160.8	737.6	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

Williams, C (Cuan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms