Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, V (Vera)

Chess SA id

207068762

FIDE id

Date of birth

2007-01-08 (U20)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1126.6	1117.2	1191.9	1200
Raw rating	1126.6	1117.2	1191.9	1200
Weighted rating	1126.6	1117.2	1191.9	1200
Weighted performance	232.2	0	0	0
Floor	710.6	700	723.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	184.1	186.6	167.7	165.8
Highest rating	1210.6 2019-03-01	1200 2018-10-01	1227.7 2019-02-01	1200 2018-10-01
Highest raw rating	1210.6 2019-03-01	1200 2018-02-01	1223.2 2019-12-01	1200 2024-03-01
Highest weighted rating	1210.6 2019-04-01	1200 2018-10-01	1223.2 2020-03-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1227.7 2019-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1126.6	1117.2	1191.9	1200
Analysis
Rating	1126.6	1117.2	1191.9	1200
Raw rating	1126.6	1117.2	1191.9	1200
Weighted rating	1126.6	1117.2	1191.9
Weighted performance	232.2	0	0
K-factor	36	36	36	36
Floor	710.6	700	723.2	700
Max/Min rating change allowed	184.1	186.6	167.7	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	1126.6	1117.2	1191.9	1200
New weighted rating	1126.6	1117.2	1191.9	1200
New weighted performance	231.9	0	0	0
Temp new rating	1126.6	1117.2	1191.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1126.6	1117.2	1191.9	1200
New K-factor	36	36	36	36
New floor	710.6	700	723.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	48	31	17

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-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	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	31	14	45.16	-41.1	1147.6	1106.5
Standard	19	7.5	39.47	-89.5	1171.6	1082.1
Rapid	12	6.5	54.17	35.4	1109.7	1145.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1126.6	1117.2	1191.9	1200
2025-09-01	1126.6	1117.2	1191.9	1200
2025-08-01	1126.6	1117.2	1191.9	1200
2025-07-01	1126.6	1117.2	1191.9	1200
2025-06-01	1126.6	1117.2	1191.9	1200
2025-05-01	1126.6	1117.2	1191.9	1200
2025-04-01	1126.6	1117.2	1191.9	1200
2025-03-01	1126.6	1117.2	1191.9	1200
2025-02-01	1126.6	1117.2	1191.9	1200
2025-01-01	1126.6	1117.2	1191.9	1200
2024-12-01	1126.6	1117.2	1191.9	1200
2024-11-01	1126.6	1117.2	1191.9	1200
2024-10-01	1126.6	1117.2	1191.9	1200
2024-09-01	1126.6	1117.2	1191.9	1200
2024-08-01	1126.6	1117.2	1191.9	1200
2024-07-01	1126.6	1117.2	1191.9	1200
2024-06-01	1126.6	1117.2	1191.9	1200
2024-08-01	1126.6	1117.2	1191.9	1200
2024-04-01	1126.6	1117.2	1191.9	1200
2024-03-01	1126.6	1117.2	1191.9	1200
2024-02-01	1126.6	1117.2	1191.9	1200
2024-01-01	1126.6	1117.2	1191.9	1200
2023-12-01	1126.6	1117.2	1191.9	1200
2023-11-01	1126.6	1117.2	1191.9	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	West Coast Schools Prestige 2020 (U13 Girls)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	Bo-Weskus Skole Prestige 2020 (O13 Dogters)	2020-02-15	2020-02-15	Standard	West Coast (WCU)	6	3	2	Yes	Analysis
3	Western Cape Schools Individuals 2019 (U13 Girls)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	1	Yes	Analysis
4	West Coast Open 2019 (C)	2019-04-27	2019-04-27	Standard	West Coast (WCU)	5	4	1	Yes	Analysis
5	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O13 Dogters)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
6	Bo-Weskus Skole Skaak Prestige 2019 (O13 Dogters)	2019-02-16	2019-02-16	Rapid	West Coast (WCU)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-03-02	rnd 1	type Standard	result 0.5
		Opponent Kotze, L (Laura)				Opponent Erasmus, A (Ashlin)
2	2	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Hahn, J (Joricka)				Opponent Field, C (Chante)
3	2	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 6	type Standard	result 1
		Opponent Willemse, L (Logan)				Opponent Joseph, C (Clair-Jo)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Hahn, J (Joricka)				Opponent Field, C (Chante)
2	2	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 6	type Standard	result 1
		Opponent Willemse, L (Logan)				Opponent Joseph, C (Clair-Jo)
3	1	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-05-18	rnd 3	type Standard	result 1	date 2019-05-18	rnd 3	type Standard	result 1
		Opponent Steenkamp, J (Janelle)				Opponent Steenkamp, J (Janelle)

#	Games	Start				End
1	4	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 7	type Rapid	result 0.5
		Opponent Kotze, L (Laura)				Opponent Booysen, W (Wardiah)
2	1	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 5	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 1
		Opponent Mouton, P (Phelishia)				Opponent Mouton, P (Phelishia)
3	1	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 3	type Rapid	result 1
		Opponent Porter, Z (Zoe)				Opponent Porter, Z (Zoe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 6	type Rapid	result 1
		Opponent Kotze, L (Laura)				Opponent Titus, T (Tamia)
2	2	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Hahn, J (Joricka)				Opponent Field, C (Chante)
3	2	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 6	type Standard	result 1
		Opponent Willemse, L (Logan)				Opponent Joseph, C (Clair-Jo)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Hahn, J (Joricka)				Opponent Field, C (Chante)
2	2	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 6	type Standard	result 1
		Opponent Willemse, L (Logan)				Opponent Joseph, C (Clair-Jo)
3	1	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Schools Individuals 2019
		date 2019-05-18	rnd 3	type Standard	result 1	date 2019-05-18	rnd 3	type Standard	result 1
		Opponent Steenkamp, J (Janelle)				Opponent Steenkamp, J (Janelle)

#	Games	Start				End
1	3	Tournament Bo-Weskus Skole Skaak Prestige 2019				Tournament Bo-Weskus Skole Skaak Prestige 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 6	type Rapid	result 1
		Opponent Kotze, L (Laura)				Opponent Titus, T (Tamia)
2	1	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 5	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 1
		Opponent Mouton, P (Phelishia)				Opponent Mouton, P (Phelishia)
3	1	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 3	type Rapid	result 1	date 2020-03-07	rnd 3	type Rapid	result 1
		Opponent Porter, Z (Zoe)				Opponent Porter, Z (Zoe)

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	Booysen ,W (Wardiah)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
1	Booysen ,W (Wardiah)	2	1171.7	959.2	1	1156.4	746.7	1	1200	1171.7	0	0	0
2	Willemse ,L (Logan)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Willemse ,L (Logan)	2	1184.4	1184.4	1	1200	1609.4	1	1200	759.4	0	0	0
3	Joseph ,C (Clair-Jo)	2	1	0	1	1	425	1	0	-425	0	0	0
3	Joseph ,C (Clair-Jo)	2	1119.4	1119.4	1	1024.4	1544.4	1	1243.6	694.4	0	0	0
4	Erasmus ,A (Ashlin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Erasmus ,A (Ashlin)	1	1135	1135	1	1200	1135	0	0	0	0	0	0
5	Ziegers ,Z (Zaskia)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ziegers ,Z (Zaskia)	1	1203.9	778.9	1	1218.4	778.9	0	0	0	0	0	0
6	Collair ,H (Houston)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Collair ,H (Houston)	1	1228.5	803.5	1	1240	803.5	0	0	0	0	0	0
7	Blankenberg ,J (Joel)	1	1	425	1	1	425	0	0	0	0	0	0
7	Blankenberg ,J (Joel)	1	1207.7	1632.7	1	1200	1632.7	0	0	0	0	0	0
8	Claassen ,C (Cindy)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Claassen ,C (Cindy)	1	1163	738	1	1154.8	738	0	0	0	0	0	0
9	Field ,C (Chante)	1	1	425	1	1	425	0	0	0	0	0	0
9	Field ,C (Chante)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Steenkamp ,J (Janelle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Steenkamp ,J (Janelle)	1	1141.8	1566.8	1	1147.6	1566.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Der Merwe, V (Vera)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms