Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, A (Anja)

Chess SA id

204048881

FIDE id

Date of birth

2004-07-13 (Adult)

Gender

Female

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1165.3	1166.9	503	503
Raw rating	1165.3	1166.9	503	503
Weighted rating	1165.3	1166.9	503	503
Weighted performance	319.1	318.6	0	0
Floor	681.1	687.3	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	174.2	173.8	447.6	447.6
Highest rating	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1181.1 2020-02-01	1187.3 2020-02-01	503 2024-02-01	503 2024-02-01
Highest weighted rating	1181.1 2024-11-01	1187.3 2024-11-01	503 2024-11-01	503 2024-11-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1165.3	1166.9	503	503
Analysis
Rating	1165.3	1166.9	503	503
Raw rating	1165.3	1166.9	503	503
Weighted rating	1165.3	1166.9	503
Weighted performance	319.1	318.6	0
K-factor	40	40	40	40
Floor	681.1	687.3	500	500
Max/Min rating change allowed	174.2	173.8	447.6	447.6
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	1165.3	1166.9	503	503
New weighted rating	1165.3	1166.9	503	503
New weighted performance	318.7	318.2	0	0
Temp new rating	1165.3	1166.9	503	503
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1165.3	1166.9	503	503
New K-factor	40	40	40	40
New floor	681.1	687.3	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	122	121	1

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	86	45.5	52.91	24.7	1008.8	1033.5
Standard	86	45.5	52.91	24.7	1008.8	1033.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1165.3	1166.9	503	503
2025-09-01	1165.3	1166.9	503	503
2025-08-01	1165.3	1166.9	503	503
2025-07-01	1165.3	1166.9	503	503
2025-06-01	1165.3	1166.9	503	503
2025-05-01	1165.3	1166.9	503	503
2025-04-01	1165.3	1166.9	503	503
2025-03-01	1165.3	1166.9	503	503
2025-02-01	1165.3	1166.9	503	503
2025-01-01	1165.3	1166.9	503	503
2024-12-01	1165.3	1166.9	503	503
2024-11-01	1165.3	1166.9	503	503
2024-10-01	1165.3	1166.9	503	503
2024-09-01	1165.3	1166.9	503	503
2024-08-01	1165.3	1166.9	503	503
2024-07-01	1165.3	1166.9	503	503
2024-06-01	1165.3	1166.9	503	503
2024-08-01	1165.3	1166.9	503	503
2024-04-01	1165.3	1166.9	503	503
2024-03-01	1165.3	1166.9	503	503
2024-02-01	1165.3	1166.9	503	503
2024-01-01	1165.3	1166.9	503	503
2023-12-01	1165.3	1166.9	503	503
2023-11-01	1165.3	1166.9	503	503

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	Bergvlam Tournament 2020 (U20)	2020-03-14	2020-03-14	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
2	Uplands 2020 (U18)	2020-01-25	2020-01-25	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
3	Ehlanzeni Open 2019 (C)	2019-07-20	2019-07-20	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
4	De Goede Top 10 2019 (Senior Girls)	2019-07-03	2019-07-03	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
5	Barberton Primary 2019 (U16)	2019-07-27	2019-07-27	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
6	Rob Ferreira 2019 (B)	2019-04-06	2019-04-06	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
7	Curro Open 2019 (U16)	2019-04-12	2019-04-12	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
8	Uplands Open Age 2019 (U16)	2019-03-09	2019-03-09	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
9	Penryn Age Open 2019 (U16)	2019-02-09	2019-02-09	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
10	Chess Unlimited Open 2019 (C)	2019-01-26	2019-01-26	Standard	Ehlanzeni (MEN)	5	5	3.5	Yes	Analysis
11	South African Junior Team Championships 2018 (U16-U20 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
12	De Goede Top 20 Closed 2018 (U16 Open)	2018-08-18	2018-08-18	Standard	Ehlanzeni (MEN)	5	5	0	Yes	Analysis
13	Malelane Primary 2018 (U18 Girls)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
14	Curro Age Open 2018 (U16 Girls)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
15	Penryn Age Open 2018 (U16+U18 Girls)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	4	1	Yes	Analysis
16	Uplands College Open (D)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
17	Rob Ferreira Hoerskool Open 2018 (D)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Uplands College Open				Tournament Rob Ferreira Hoerskool Open 2018
		date 2018-03-03	rnd 1	type Standard	result 1	date 2018-03-17	rnd 3	type Standard	result 1
		Opponent Lubisi, M (Mamello)				Opponent Arugundiya, R (Robert)
2	4	Tournament Curro Open 2019				Tournament Curro Open 2019
		date 2019-04-12	rnd 2	type Standard	result 1	date 2019-04-12	rnd 5	type Standard	result 0.5
		Opponent Blom, W (Wihan)				Opponent Nkosi, S (Surprise)
3	3	Tournament Uplands 2020				Tournament Uplands 2020
		date 2020-01-25	rnd 2	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Blom, W (Wihan)				Opponent Gama, A (Ayanda)

#	Games	Start				End
1	8	Tournament Uplands College Open				Tournament Rob Ferreira Hoerskool Open 2018
		date 2018-03-03	rnd 1	type Standard	result 1	date 2018-03-17	rnd 3	type Standard	result 1
		Opponent Lubisi, M (Mamello)				Opponent Arugundiya, R (Robert)
2	4	Tournament Curro Open 2019				Tournament Curro Open 2019
		date 2019-04-12	rnd 2	type Standard	result 1	date 2019-04-12	rnd 5	type Standard	result 0.5
		Opponent Blom, W (Wihan)				Opponent Nkosi, S (Surprise)
3	3	Tournament Uplands 2020				Tournament Uplands 2020
		date 2020-01-25	rnd 2	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Blom, W (Wihan)				Opponent Gama, A (Ayanda)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Uplands 2020				Tournament Uplands 2020
		date 2020-01-25	rnd 2	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Blom, W (Wihan)				Opponent Gama, A (Ayanda)
2	3	Tournament Barberton Primary 2019				Tournament Barberton Primary 2019
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 4	type Standard	result 1
		Opponent Burger, JA (Johanna)				Opponent Sigudla, H (Honey)
3	3	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 2	type Standard	result 1	date 2019-03-09	rnd 4	type Standard	result 1
		Opponent Nkomo, A (Asande)				Opponent Miquidade, A (Anika)

#	Games	Start				End
1	3	Tournament Uplands 2020				Tournament Uplands 2020
		date 2020-01-25	rnd 2	type Standard	result 1	date 2020-01-25	rnd 4	type Standard	result 1
		Opponent Blom, W (Wihan)				Opponent Gama, A (Ayanda)
2	3	Tournament Barberton Primary 2019				Tournament Barberton Primary 2019
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-07-27	rnd 4	type Standard	result 1
		Opponent Burger, JA (Johanna)				Opponent Sigudla, H (Honey)
3	3	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 2	type Standard	result 1	date 2019-03-09	rnd 4	type Standard	result 1
		Opponent Nkomo, A (Asande)				Opponent Miquidade, A (Anika)

No games found.

#	Games	Start				End

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	Harmse ,J (Janda)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
1	Harmse ,J (Janda)	4	921.9	1134.4	4	910.7	1134.4	0	0	0	0	0	0
2	Muller ,J (Jessica)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Muller ,J (Jessica)	3	912	487	3	911	487	0	0	0	0	0	0
3	Mashele ,S (Sthandwa)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Mashele ,S (Sthandwa)	3	1114.6	1256.3	3	1106.1	1256.3	0	0	0	0	0	0
4	Devenish ,L (Liane)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Devenish ,L (Liane)	3	751.4	893	3	749.1	893	0	0	0	0	0	0
5	Blom ,W (Wihan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
5	Blom ,W (Wihan)	3	950.6	1092.3	3	938.2	1092.3	0	0	0	0	0	0
6	Sigudla ,H (Honey)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
6	Sigudla ,H (Honey)	3	909.1	1192.5	3	927.4	1192.5	0	0	0	0	0	0
7	Naude ,X (Xante)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
7	Naude ,X (Xante)	3	783.8	642.1	3	790.3	642.1	0	0	0	0	0	0
8	Burger ,JA (Johanna)	2	2	425	2	2	425	0	0	0	0	0	0
8	Burger ,JA (Johanna)	2	1133.3	1558.3	2	1126	1558.3	0	0	0	0	0	0
9	Msibi ,K (Kagiso)	2	1	0	2	1	0	0	0	0	0	0	0
9	Msibi ,K (Kagiso)	2	1233.3	1233.3	2	1232.6	1233.3	0	0	0	0	0	0
10	Eksteen ,MC (Michiel Casper)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Eksteen ,MC (Michiel Casper)	2	1299.1	874.1	2	1304.8	874.1	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

Van Der Merwe, A (Anja)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms