Chess South Africa Ratings Database

PLAYER PAGE

Personal

Viljoen, Z (Zivan)

Chess SA id

1180315803

FIDE id

Date of birth

2018-05-28 (U8)

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

1127.3

Item	Main	Standard	Rapid	Blitz
Rating	1215.2	1206.6	1199.7	1200
Raw rating	1215.2	1206.6	1199.7	1200
Weighted rating	1208.2	1204.8	1199.7	1200
Weighted performance	0	0	0	0
Floor	721.8	719.5	699.9	700
K-factor	36	36	40	36
Min/Max rating change allowed	162.3	164.3	165.9	165.8
Highest rating	1221.8 2025-04-01	1219.5 2025-04-01	1199.9 2025-02-23	1200 2025-03-01
Highest raw rating	1221.8 2025-04-01	1219.5 2025-04-01	1199.9 2025-02-23	1200 2025-03-01
Highest weighted rating	1206.4 2025-08-01	1204.2 2025-08-01	1199.9 2025-02-23	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1215.2	1206.6	1199.7	1200
Analysis
Rating	1215.2	1206.6	1199.7	1200
Raw rating	1215.2	1206.6	1199.7	1200
Weighted rating	1208.2	1204.8	1199.7
Weighted performance	0	0	0
K-factor	36	36	40	36
Floor	721.8	719.5	699.9	700
Max/Min rating change allowed	162.3	164.3	165.9	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	1215.2	1206.6	1199.7	1200
New weighted rating	1209	1205.1	1199.6	1200
New weighted performance	0	0	0	0
Temp new rating	1215.2	1206.6	1199.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1215.2	1206.6	1199.7	1200
New K-factor	36	36	40	36
New floor	721.8	719.5	699.9	700

Item	Main	Standard	Rapid
	0	0	0
	17	11	6
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	17	11	6

Games since
	Main 17	Standard 11		Rapid 6		Blitz 0
Gender	Male
Age group	U8
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 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	17	7.5	44.12	-50	1227.3	1177.3
Standard	11	5.5	50	0	1246.6	1246.6
Rapid	6	2	33.33	-141.7	1191.9	1050.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	7.5	44.12	-50	1227.3	1177.3
Standard	11	5.5	50	0	1246.6	1246.6
Rapid	6	2	33.33	-141.7	1191.9	1050.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1215.2	1206.6	1199.7	1200
2025-09-01	1215.2	1206.6	1199.7	1200
2025-08-01	1215.2	1206.6	1199.7	1200
2025-07-01	1215.2	1206.6	1199.7	1200
2025-06-01	1215.2	1206.6	1199.7	1200
2025-05-01	1221.8	1219.5	1199.7	1200
2025-04-01	1221.8	1219.5	1199.5	1200
2025-03-01	1198	1200	1196.8	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	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
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	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 (U7 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U7)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U7 Mixed)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	2	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 (U7 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U7)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U7 Mixed)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Overberg Schools - PS Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 0.5
		Opponent Moolman, J (Jacques)				Opponent Roberts, L (Luke)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Van Jaarsveld, F (Franco)				Opponent Van Jaarsveld, F (Franco)
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 Wood, L (Lucca)				Opponent Wood, L (Lucca)

#	Games	Start				End
1	2	Tournament Overberg Schools - PS Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 0.5
		Opponent Moolman, J (Jacques)				Opponent Roberts, L (Luke)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Van Jaarsveld, F (Franco)				Opponent Van Jaarsveld, F (Franco)
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 Wood, L (Lucca)				Opponent Wood, L (Lucca)

#	Games	Start				End
1	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Haman, E (Elshan�)				Opponent Haman, E (Elshan�)
2	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Schutte, L (Luan)				Opponent Schutte, L (Luan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Van Jaarsveld, F (Franco)				Opponent Van Jaarsveld, F (Franco)
2	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 Wood, L (Lucca)				Opponent Wood, L (Lucca)
3	1	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Moolman, J (Jacques)				Opponent Moolman, J (Jacques)

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Van Jaarsveld, F (Franco)				Opponent Van Jaarsveld, F (Franco)
2	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 Wood, L (Lucca)				Opponent Wood, L (Lucca)
3	1	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Moolman, J (Jacques)				Opponent Moolman, J (Jacques)

#	Games	Start				End
1	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Haman, E (Elshan�)				Opponent Haman, E (Elshan�)
2	1	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Schutte, L (Luan)				Opponent Schutte, L (Luan)

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	Moolman ,J (Jacques)	2	1	0	2	1	0	0	0	0	0	0	0
1	Moolman ,J (Jacques)	2	1199.9	1199.9	2	1199.9	1199.9	0	0	0	0	0	0
2	Wood ,L (Lucca)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Wood ,L (Lucca)	2	1199.8	1199.8	1	1200	1624.8	1	1200	774.8	0	0	0
3	Schutte ,L (Luan)	2	2	425	1	1	425	1	1	425	0	0	0
3	Schutte ,L (Luan)	2	1196	1621	1	1200	1621	1	1200	1621	0	0	0
4	Van Jaarsveld ,F (Franco)	1	1	425	1	1	425	0	0	0	0	0	0
4	Van Jaarsveld ,F (Franco)	1	1198.8	1623.8	1	1199.3	1623.8	0	0	0	0	0	0
5	Mackenzie ,T (Tylo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mackenzie ,T (Tylo)	1	1445.6	1020.6	1	1280.8	1020.6	0	0	0	0	0	0
6	Bain ,T (Thomas)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Bain ,T (Thomas)	1	1262	837	1	1200	837	0	0	0	0	0	0
7	Snyman ,J (Jovanni)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Snyman ,J (Jovanni)	1	1197.7	772.7	1	1197.2	772.7	0	0	0	0	0	0
8	Grieb ,A (Alexis)	1	1	425	1	1	425	0	0	0	0	0	0
8	Grieb ,A (Alexis)	1	1192.5	1617.5	1	1200	1617.5	0	0	0	0	0	0
9	Roberts ,L (Luke)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Roberts ,L (Luke)	1	1330	1330	1	1361.1	1330	0	0	0	0	0	0
10	Tsobo ,L (Luminathi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Tsobo ,L (Luminathi)	1	1294.8	869.8	1	1200	869.8	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

Viljoen, Z (Zivan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms