Chess South Africa Ratings Database

PLAYER PAGE

Personal

Williams, C (Cruden)

Chess SA id

1120300073

FIDE id

Date of birth

2012-11-13 (U14)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1181.7

Item	Main	Standard	Rapid	Blitz
Rating	1246.1	1190.5	1284.4	1200
Raw rating	1246.1	1190.5	1284.4	1200
Weighted rating	1224.7	1183	1248.6	1200
Weighted performance	1150.9	0	0	0
Floor	791	735.1	784.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.3	168.1	147	165.8
Highest rating	1291 2025-04-01	1319.7 2024-03-01	1284.4 2025-03-01	1200 2024-04-01
Highest raw rating	1291 2025-04-01	1235.1 2025-04-01	1284.4 2025-03-01	1200 2024-04-01
Highest weighted rating	1291 2024-05-01	1235.1 2024-05-01	1233.7 2025-08-01	1200 2024-04-01
Highest weighted performance	1278 2025-04-01	1319.7 2024-03-01	1200 2024-12-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1246.1	1190.5	1284.4	1200
Analysis
Rating	1246.1	1190.5	1284.4	1200
Raw rating	1246.1	1190.5	1284.4	1200
Weighted rating	1224.7	1183	1248.6
Weighted performance	1150.9	0	0
K-factor	36	36	36	36
Floor	791	735.1	784.4	700
Max/Min rating change allowed	155.3	168.1	147	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	1246.1	1190.5	1284.4	1200
New weighted rating	1227.4	1183.7	1253.1	1200
New weighted performance	1143.6	0	0	0
Temp new rating	1246.1	1190.5	1284.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1246.1	1190.5	1284.4	1200
New K-factor	36	36	36	36
New floor	791	735.1	784.4	700

Item	Main	Standard	Rapid
	0	0	0
	23	11	12
	15	10	5
	0	0	0
	0	0	0
	0	0	0
History	38	21	17

Games since
	Main 38	Standard 21		Rapid 17		Blitz 0
Gender	Male
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	23	12.5	54.35	37	1290.4	1327.4
Standard	11	4.5	40.91	-77.3	1342.5	1265.2
Rapid	12	8	66.67	141.7	1242.7	1384.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	38	18	47.37	-22.4	1277.7	1255.3
Standard	21	7.5	35.71	-121.4	1312.6	1191.1
Rapid	17	10.5	61.76	100	1234.6	1334.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1246.1	1190.5	1284.4	1200
2025-09-30	1246.1	1190.5	1284.4	1200
2025-09-01	1246.1	1190.5	1284.4	1200
2025-08-01	1246.1	1190.5	1284.4	1200
2025-07-01	1246.1	1190.5	1284.4	1200
2025-06-01	1246.1	1190.5	1284.4	1200
2025-05-01	1291	1235.1	1284.4	1200
2025-04-01	1291	1235.1	1284.4	1200
2025-03-01	1247.4	1171.4	1284.4	1200
2025-02-01	1184.4	1170.5	1196.1	1200
2025-01-01	1169.5	1146.3	1194.4	1200
2024-12-01	1169.5	1146.3	1194.4	1200
2024-11-01	1169.5	1146.3	1194.4	1200
2024-10-01	1169.5	1146.3	1194.4	1200
2024-09-01	1169.5	1146.3	1194.4	1200
2024-08-01	1169.5	1146.3	1194.4	1200
2024-07-01	1169.5	1146.3	1194.4	1200
2024-09-01	1169.5	1146.3	1194.4	1200
2024-05-01	1228.1	1228	1194.4	1200
2024-04-01	1228.1	1228	1194.4	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	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
5	Western Cape PS Individuals Championship 2024 (U13 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	5	0	Yes	Analysis
6	Overberg Schools - PS Closed 2024 (U13 Boys)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
7	Overberg Schools - PS Trials Region 3 2024 (U13 Boys)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Weideman, M (Matthew)				Opponent Franken, R (Roy)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 4	type Rapid	result 1
		Opponent Momoza, O (Onesimo)				Opponent Rubusana, L (Lolothando)
3	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Booysen, J (Joshua)				Opponent Smal, R (Riley)

#	Games	Start				End
1	4	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Fisher, M (Matthew)				Opponent Franken, R (Roy)
2	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Booysen, J (Joshua)				Opponent Smal, R (Riley)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Muller, A (Andreas)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Weideman, M (Matthew)				Opponent Maharaj, S (Sanshrey Kumar)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 4	type Rapid	result 1
		Opponent Momoza, O (Onesimo)				Opponent Rubusana, L (Lolothando)
3	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Bezuidenhout, M (Millekyle)				Opponent Bezuidenhout, M (Millekyle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Weideman, M (Matthew)				Opponent Fisher, M (Matthew)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 4	type Rapid	result 1
		Opponent Momoza, O (Onesimo)				Opponent Rubusana, L (Lolothando)
3	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Booysen, J (Joshua)				Opponent Smal, R (Riley)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Closed 2024				Tournament Overberg Schools - PS Closed 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Booysen, J (Joshua)				Opponent Smal, R (Riley)
2	2	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Prinsloo, J (Jaco)				Opponent Franken, R (Roy)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Muller, A (Andreas)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 6	type Rapid	result 1
		Opponent Weideman, M (Matthew)				Opponent Maharaj, S (Sanshrey Kumar)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 4	type Rapid	result 1
		Opponent Momoza, O (Onesimo)				Opponent Rubusana, L (Lolothando)
3	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Bezuidenhout, M (Millekyle)				Opponent Bezuidenhout, M (Millekyle)

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	Franken ,R (Roy)	3	2	141.7	1	1	425	2	1	0	0	0	0
1	Franken ,R (Roy)	3	1235.9	1377.6	1	1211.9	1660.9	2	1251.2	1235.9	0	0	0
2	Booysen ,J (Joshua)	2	1	0	2	1	0	0	0	0	0	0	0
2	Booysen ,J (Joshua)	2	1238.7	1238.7	2	1207.8	1238.7	0	0	0	0	0	0
3	Olivier ,D (Dian)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Olivier ,D (Dian)	2	1396.8	971.8	1	1396.1	971.8	1	1211.9	971.8	0	0	0
4	Skaarnek ,J (Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Skaarnek ,J (Junior)	1	1199.9	774.9	1	1199.8	774.9	0	0	0	0	0	0
5	Du Plessis ,J (Jan-Dawid)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Du Plessis ,J (Jan-Dawid)	1	1284.2	859.2	1	1225	859.2	0	0	0	0	0	0
6	Thomson ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Thomson ,A (Alexander)	1	1320.4	895.4	1	1207.6	895.4	0	0	0	0	0	0
7	Priestley ,L (Liam)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Priestley ,L (Liam)	1	1408.5	983.5	1	1402.4	983.5	0	0	0	0	0	0
8	Hagis ,F (Fabain)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Hagis ,F (Fabain)	1	1395.6	970.6	1	1416.4	970.6	0	0	0	0	0	0
9	Diedericks ,C (Cayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Diedericks ,C (Cayden)	1	1510.9	1085.9	1	1455.7	1085.9	0	0	0	0	0	0
10	Prinsloo ,J (Jaco)	1	1	425	1	1	425	0	0	0	0	0	0
10	Prinsloo ,J (Jaco)	1	1299.5	1724.5	1	1316.9	1724.5	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

Williams, C (Cruden)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms