Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mentz, W (Wian)

Chess SA id

1140193358

FIDE id

Date of birth

2014-02-12 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1219.4	1200.1	1240	1200
Raw rating	1218	1200.1	1240	1200
Weighted rating	1219.4	1200.1	1238.7	1200
Weighted performance	0	0	0	0
Floor	756.7	743.7	740	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.6	165.8	156.6	165.8
Highest rating	1256.7 2025-03-01	1243.7 2025-03-01	1346.2 2024-05-01	1200 2024-02-01
Highest raw rating	1256.7 2025-03-01	1243.7 2025-03-01	1240 2024-06-01	1200 2024-02-01
Highest weighted rating	1256.7 2024-10-01	1243.7 2024-02-01	1240 2024-10-01	1200 2024-02-01
Highest weighted performance	1234.6 2024-05-01	1200 2024-12-01	1346.2 2024-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.1	0.1	0	0
New rating	1219.5	1200.3	1240	1200
Analysis
Rating	1219.4	1200.1	1240	1200
Raw rating	1218	1200.1	1240	1200
Weighted rating	1219.4	1200.1	1238.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	756.7	743.7	740	700
Max/Min rating change allowed	161.6	165.8	156.6	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	1218	1200.1	1240	1200
New weighted rating	1219.5	1200.3	1239.2	1200
New weighted performance	0	0	0	0
Temp new rating	1219.5	1200.3	1240	1200
Temp new rating +/-	0.1	0.1	0	0
Final new rating +/-	0.1	0.1	0	0
New rating	1219.5	1200.3	1240	1200
New K-factor	36	36	36	36
New floor	756.7	743.7	740	700

Item	Main	Standard	Rapid
	0	0	0
	12	12	0
	11	5	6
	0	0	0
	0	0	0
	0	0	0
History	23	17	6

Games since
	Main 23	Standard 17		Rapid 6		Blitz 0
Gender	Male
Age group	U12
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	12	5.5	45.83	-35.4	1273	1237.6
Standard	12	5.5	45.83	-35.4	1273	1237.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	12	52.17	18.5	1234.6	1253.1
Standard	17	8	47.06	-25	1248	1223
Rapid	6	4	66.67	141.7	1196.8	1338.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1218	1200.1	1240	1200
2025-11-30	1218	1200.1	1240	1200
2025-11-01	1218	1200.1	1240	1200
2025-09-30	1218	1200.1	1240	1200
2025-09-01	1218	1200.1	1240	1200
2025-08-01	1218	1200.1	1240	1200
2025-07-01	1217.9	1200.1	1240	1200
2025-06-01	1217.9	1200.1	1240	1200
2025-05-01	1217.9	1200.1	1240	1200
2025-04-01	1217.9	1200.1	1240	1200
2025-03-01	1256.7	1243.7	1240	1200
2025-02-01	1219.3	1195	1240	1200
2025-01-01	1219.3	1193.2	1240	1200
2024-12-01	1219.3	1193.2	1240	1200
2024-11-01	1219.3	1193.2	1240	1200
2024-10-01	1219.3	1193.2	1240	1200
2024-09-01	1219.3	1193.2	1240	1200
2024-11-01	1219.3	1193.2	1240	1200
2024-07-01	1219.3	1193.2	1240	1200
2024-06-01	1219.3	1193.2	1240	1200
2024-05-01	1196.3	1193.2	1200	1200
2024-04-01	1196.3	1193.2	1200	1200
2024-03-01	1196.3	1193.2	1200	1200
2024-02-01	1200	1200	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	CT Metro Schools Individual Closed 2025 (U11 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
2	CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
3	Rhenish PS Tournament 2024 (U12)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
4	CT District East Schools Chess Individuals Trails 2024 (U11 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-02	rnd 5	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 0.5
		Opponent Hendrikse, L (Liam)				Opponent Morris, C (Connor)
2	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 6	type Standard	result 1
		Opponent Tjeenk Willink, T (Tau)				Opponent Van Wyngaardt, L (Luca)
3	2	Tournament Rhenish PS Tournament 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Venter, D (Danelize)				Opponent Makhetha, I (Isipho Karabelo)

#	Games	Start				End
1	2	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-02	rnd 5	type Standard	result 1	date 2025-03-02	rnd 6	type Standard	result 0.5
		Opponent Hendrikse, L (Liam)				Opponent Morris, C (Connor)
2	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 6	type Standard	result 1
		Opponent Tjeenk Willink, T (Tau)				Opponent Van Wyngaardt, L (Luca)
3	2	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-02-03	rnd 5	type Standard	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Gxogxa, K (Khoyane)				Opponent Makhetha, I (Isipho Karabelo)

#	Games	Start				End
1	2	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Smith, L (Lian)				Opponent Rommelmann, L (Liezl-Marie)
2	1	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2024-05-11	rnd 6	type Rapid	result 1
		Opponent Venter, D (Danelize)				Opponent Venter, D (Danelize)
3	1	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 1	type Rapid	result 1	date 2024-05-11	rnd 1	type Rapid	result 1
		Opponent Pool, A (Ava)				Opponent Pool, A (Ava)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 6	type Standard	result 1
		Opponent Tjeenk Willink, T (Tau)				Opponent Van Wyngaardt, L (Luca)
2	2	Tournament Rhenish PS Tournament 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Venter, D (Danelize)				Opponent Makhetha, I (Isipho Karabelo)
3	2	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Smith, L (Lian)				Opponent Rommelmann, L (Liezl-Marie)

#	Games	Start				End
1	2	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2025-02-02	rnd 5	type Standard	result 1	date 2025-02-02	rnd 6	type Standard	result 1
		Opponent Tjeenk Willink, T (Tau)				Opponent Van Wyngaardt, L (Luca)
2	2	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-02-03	rnd 5	type Standard	result 1	date 2025-02-01	rnd 1	type Standard	result 1
		Opponent Gxogxa, K (Khoyane)				Opponent Makhetha, I (Isipho Karabelo)
3	1	Tournament CT Metro Schools Individual Closed 2025				Tournament CT Metro Schools Individual Closed 2025
		date 2025-03-02	rnd 5	type Standard	result 1	date 2025-03-02	rnd 5	type Standard	result 1
		Opponent Hendrikse, L (Liam)				Opponent Hendrikse, L (Liam)

#	Games	Start				End
1	2	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Smith, L (Lian)				Opponent Rommelmann, L (Liezl-Marie)
2	1	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 6	type Rapid	result 1	date 2024-05-11	rnd 6	type Rapid	result 1
		Opponent Venter, D (Danelize)				Opponent Venter, D (Danelize)
3	1	Tournament Rhenish PS Tournament 2024				Tournament Rhenish PS Tournament 2024
		date 2024-05-11	rnd 1	type Rapid	result 1	date 2024-05-11	rnd 1	type Rapid	result 1
		Opponent Pool, A (Ava)				Opponent Pool, A (Ava)

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	Kroukamp ,A (Adam)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Kroukamp ,A (Adam)	1	1204.5	779.5	1	1203.6	779.5	0	0	0	0	0	0
2	Whyatt ,B (Benji)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Whyatt ,B (Benji)	1	1504	1079	1	1476.8	1079	0	0	0	0	0	0
3	Gxogxa ,K (Khoyane)	1	1	425	1	1	425	0	0	0	0	0	0
3	Gxogxa ,K (Khoyane)	1	1132.2	1557.2	1	1155.6	1557.2	0	0	0	0	0	0
4	Morris ,C (Connor)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Morris ,C (Connor)	1	1212.8	1212.8	1	1216.9	1212.8	0	0	0	0	0	0
5	Stewart ,N (Neil)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Stewart ,N (Neil)	1	1538.6	1113.6	1	1504.1	1113.6	0	0	0	0	0	0
6	Janse Van Rensburg ,T (Tj)	1	1	425	1	1	425	0	0	0	0	0	0
6	Janse Van Rensburg ,T (Tj)	1	1194.6	1619.6	1	1157.2	1619.6	0	0	0	0	0	0
7	Ganief ,K (Khaalid)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ganief ,K (Khaalid)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Katazwa ,M (Milani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Katazwa ,M (Milani)	1	1161.6	736.6	1	1200	736.6	0	0	0	0	0	0
9	Hendrikse ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
9	Hendrikse ,L (Liam)	1	1237.4	1662.4	1	1241.5	1662.4	0	0	0	0	0	0
10	Van Wyngaardt ,L (Luca)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Wyngaardt ,L (Luca)	1	1199.5	1624.5	1	1200	1624.5	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

Mentz, W (Wian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms