Chess South Africa Ratings Database

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Personal

Du Plessis, AC (Anika)

Chess SA id

200007735

FIDE id

Date of birth

2000-06-03 (Adult)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

WIM

Chess SA registered

Last active game

2025-05-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1711.9	1710.7	1595.5	1577.5
Raw rating	1711.9	1710.7	1595.5	1577.5
Weighted rating	1659.1	1661	1593.6	1577.5
Weighted performance	1540.8	1547.3	0	0
Floor	1211.9	1210.7	1174.8	1149.8
K-factor	28	28	28	28
Min/Max rating change allowed	80	80.1	94.4	96.8
Highest rating	1711.9 2025-06-01	1710.7 2025-06-01	1787.3 2023-04-01	1649.8 2018-01-01
Highest raw rating	1711.9 2025-06-01	1710.7 2025-06-01	1674.8 2023-05-01	1649.8 2018-01-01
Highest weighted rating	1711.9 2018-01-01	1710.7 2018-01-01	1674.8 2023-06-01	1649.8 2018-01-01
Highest weighted performance	1688 2022-10-01	1680 2022-10-01	1787.3 2023-04-01	1485.7 2018-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1711.9	1710.7	1595.5	1577.5
Analysis
Rating	1711.9	1710.7	1595.5	1577.5
Raw rating	1711.9	1710.7	1595.5	1577.5
Weighted rating	1659.1	1661	1593.6
Weighted performance	1540.8	1547.3	0
K-factor	28	28	28	28
Floor	1211.9	1210.7	1174.8	1149.8
Max/Min rating change allowed	80	80.1	94.4	96.8
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	1711.9	1710.7	1595.5	1577.5
New weighted rating	1664.6	1666	1593.9	1577.5
New weighted performance	1540.2	1546.7	0	0
Temp new rating	1711.9	1710.7	1595.5	1577.5
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1711.9	1710.7	1595.5	1577.5
New K-factor	28	28	28	28
New floor	1211.9	1210.7	1174.8	1149.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	18	18	0	0
	12	12	0	0
	64	47	17	0
	49	44	0	5
	0	0	0	0
History	688	645	24	19

Games since
	Main 44	Standard 39		Rapid 5		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	275		86		9
Female	15		7		1
Adult	158		52		6
Adult Female	7		5		1
Standard
	RSA		Province		Region
Overall	275		76		7
Female	15		6		1
Adult	156		46		5
Adult Female	6		4		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	18	9	50	0	1760.6	1760.6
Standard	18	9	50	0	1760.6	1760.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	273	158.5	58.06	68.5	1519.1	1587.6
Standard	237	142.5	60.13	86.1	1502.7	1588.7
Rapid	17	4.5	26.47	-200	1787.9	1587.9
Blitz	19	11.5	60.53	89.5	1483.8	1573.2

Date	Main	Standard	Rapid	Blitz
2025-09-30	1711.9	1710.7	1595.5	1577.5
2025-09-01	1711.9	1710.7	1595.5	1577.5
2025-08-01	1711.9	1710.7	1595.5	1577.5
2025-07-01	1711.9	1710.7	1595.5	1577.5
2025-06-01	1711.9	1710.7	1595.5	1577.5
2025-05-01	1626.6	1630.8	1595.5	1577.5
2025-04-01	1626.6	1630.8	1595.5	1577.5
2025-03-01	1626.6	1630.8	1595.5	1577.5
2025-02-01	1626.3	1630.3	1595.5	1577.5
2025-01-01	1629.5	1629.2	1591.1	1577.5
2024-12-01	1629.5	1629.2	1591.1	1577.5
2024-11-01	1629.5	1629.2	1591.1	1577.5
2024-10-01	1629.5	1629.2	1591.1	1577.5
2024-09-01	1653.9	1658.3	1591.1	1577.5
2024-08-01	1626.4	1632.5	1591.1	1577.5
2024-07-01	1626.4	1632.5	1591.1	1577.5
2024-06-01	1626.4	1632.5	1591.1	1577.5
2024-08-01	1626.4	1632.5	1591.1	1577.5
2024-04-01	1626.4	1632.5	1591.1	1577.5
2024-03-01	1626.4	1632.5	1591.1	1577.5
2024-02-01	1626.4	1632.5	1591.1	1577.5
2024-01-01	1626.4	1632.5	1591.1	1577.5
2023-12-01	1617.7	1631.9	1577.4	1577.5
2023-11-01	1573.5	1594.4	1577.4	1577.5

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	Moja Chess Extravaganza 2025 (Ladies)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	9	6.5	Yes	Analysis
2	Cape Town Masters Challenge 2025 (Masters)	2025-01-06	2025-01-11	Standard	Cape Town (WCT)	9	9	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Moja Chess Extravaganza 2025 (Ladies)	2025-04-26	2025-05-01	Standard	Johannesburg Metro (GJM)	9	9	6.5	Yes	Analysis
2	Cape Town Masters Challenge 2025 (Masters)	2025-01-06	2025-01-11	Standard	Cape Town (WCT)	9	9	2.5	Yes	Analysis
3	CT League 2024 (A)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	2	1	Yes	Analysis
4	CT League 2024 (B)	2024-07-20	2024-09-07	Standard	Cape Town (WCT)	11	4	2	Yes	Analysis
5	Western Cape Women�s Championship 2024 (Elite)	2024-08-08	2024-08-11	Standard	West Coast (WCU)	6	6	4.5	Yes	Analysis
6	2023 USSA Championships (Ladies)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	8	Yes	Analysis
7	Bonnievale Open Rapid 2023 (Championship)	2023-10-21	2023-10-21	Rapid	Cape Winelands (WCW)	6	5	0	Yes	Analysis
8	29th Abu Dhabi International Chess Festival 2023	2023-08-16	2023-08-24	Standard	United Arab Emirates (UAE)	9	9	4.5	Yes	Analysis
9	WP Club League 2023 (A)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	3	2	Yes	Analysis
10	WP Club League 2023 (B)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	1	0.5	Yes	Analysis
11	CW Top Schools 2023 (Elite)	2023-08-11	2023-08-13	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
12	Cape Winelands Open 2023 (Championship)	2023-07-22	2023-07-23	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
13	GPCA Rapid 2023 (Championship)	2023-06-24	2023-06-24	Rapid	Cape Town (WCT)	7	6	1.5	Yes	Analysis
14	2023 African Individual Chess Championship	2023-05-06	2023-05-13	Standard	Egypt (EGY)	9	9	4.5	Yes	Analysis
15	Hermanus Rapid 2023 (A)	2023-04-22	2023-04-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
16	Western Cape Inter Regional 2023 (Senior Ladies)	2023-03-18	2023-03-19	Standard	Eden (WEG)	5	4	3	Yes	Analysis
17	Ussa Chess Championships 2022 (Ladies)	2022-12-05	2022-12-09	Standard	Frances Baard (NCF)	9	9	7.5	Yes	Analysis
18	2022 Western Province Club League (C)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	4	3	Yes	Analysis
19	Western Cape Woman`s Championship 2022 (Elite)	2022-09-02	2022-09-04	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
20	WCCA Rural Cup 2022 (Open)	2022-08-13	2022-08-14	Standard	Overberg (WOS)	5	3	3	Yes	Analysis
21	South African Open 2022 (Championship)	2022-07-09	2022-07-17	Standard	Cape Town (WCT)	11	11	5	Yes	Analysis
22	WCCA Rural Cup Blitz 2022	2022-07-12	2022-07-12	Blitz	Overberg (WOS)	5	5	4	Yes	Analysis
23	USSA Closed 2022 (Ladies)	2022-05-13	2022-05-15	Standard	Dr Kenneth Kaunda (NWP)	7	7	4.5	Yes	Analysis
24	Western Cape Inter Region Cup 2021 (Ladies)	2022-03-04	2022-03-06	Standard	West Coast (WCU)	5	5	4.5	Yes	Analysis
25	2019 Inter Region Chess Championships	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
26	2019 South African Junior Team Championships (U20A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
27	2019 South African Closed Chess Championships (Women A)	2019-12-07	2019-12-17	Standard	Cape Town (WCT)	11	11	3.5	Yes	Analysis
28	Springs Open 2019 (A)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
29	Bishop Bavin Open 2019 (A)	2019-08-17	2019-08-17	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
30	Boksburg Chess Club Open 2019 (A)	2019-07-13	2019-07-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
31	2019 Boardwalk Pearson Open (Open)	2019-03-28	2019-03-31	Standard	Nelson Mandela Bay (ENM)	9	9	6	Yes	Analysis
32	African Junior U20 Championship 2018	2018-12-29	2019-01-05	Standard	Uganda (UGA)	9	9	8.5	Yes	Analysis
33	South African Junior Blitz 2018 (U20)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
34	South African Junior Team Championships 2018 (U20A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
35	Ekurhuleni North District Schools Final 2018 (U18)	2018-08-04	2018-08-04	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
36	Commonwealth Chess Championships 2018	2018-06-26	2018-07-01	Standard	India (IND)	7	6	1.5	Yes	Analysis
37	2018 Gauteng Secondary Schools Individual Chess Championships (U18 Girls)	2018-05-26	2018-05-26	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
38	2018 South African Junior Closed Chess Championships (U18 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	7	Yes	Analysis
39	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
40	Ekurhuleni Trials 1 2018 (U18+U20)	2018-03-10	2018-03-10	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
41	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
42	South African Junior Blitz 2017 Championships (A)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	3.5	Yes	Analysis
43	South African Junior Team Championships 2017 (U18B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	14	Tournament Ekurhuleni North District Schools Final 2018				Tournament South African Junior Blitz 2018
		date 2018-08-04	rnd 1	type Standard	result 1	date 2018-12-19	rnd 3	type Blitz	result 0.5
		Opponent Mothibe, B (Boipelo)				Opponent Van Zyl, A (Albrecht)
2	12	Tournament South African Junior Team Championships 2018				Tournament 2019 Boardwalk Pearson Open
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-03-29	rnd 2	type Standard	result 1
		Opponent Loots, E (Eric)				Opponent Du Plessis, A (Arno)
3	11	Tournament 2019 Inter Region Chess Championships				Tournament USSA Closed 2022
		date 2020-01-12	rnd 7	type Standard	result 0.5	date 2022-05-14	rnd 5	type Standard	result 0.5
		Opponent Vermaak, AC (Ashley)				Opponent Shaw, LA (Laurie Ann)

#	Games	Start				End
1	23	Tournament Ekurhuleni North District Schools Final 2018				Tournament 2019 Boardwalk Pearson Open
		date 2018-08-04	rnd 1	type Standard	result 1	date 2019-03-29	rnd 2	type Standard	result 1
		Opponent Mothibe, B (Boipelo)				Opponent Du Plessis, A (Arno)
2	13	Tournament 29th Abu Dhabi International Chess Festival 2023				Tournament 2023 USSA Championships
		date 2023-08-23	rnd 8	type Standard	result 1	date 2023-12-08	rnd 9	type Standard	result 0.5
		Opponent Mesfer Al Mesafri				Opponent Makhubu, T (Thembisile)
3	11	Tournament 2019 Inter Region Chess Championships				Tournament USSA Closed 2022
		date 2020-01-12	rnd 7	type Standard	result 0.5	date 2022-05-14	rnd 5	type Standard	result 0.5
		Opponent Vermaak, AC (Ashley)				Opponent Shaw, LA (Laurie Ann)

#	Games	Start				End
1	2	Tournament Hermanus Rapid 2023				Tournament GPCA Rapid 2023
		date 2023-04-22	rnd 6	type Rapid	result 1	date 2023-06-24	rnd 1	type Rapid	result 0.5
		Opponent Saffier, C (Christian)				Opponent Willenberg, KS (Kenneth)
2	1	Tournament GPCA Rapid 2023				Tournament GPCA Rapid 2023
		date 2023-06-24	rnd 3	type Rapid	result 1	date 2023-06-24	rnd 3	type Rapid	result 1
		Opponent Braaf, J (Jiraan)				Opponent Braaf, J (Jiraan)
3	1	Tournament Hermanus Rapid 2023				Tournament Hermanus Rapid 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Opperman, C (Connor)				Opponent Opperman, C (Connor)

#	Games	Start				End
1	3	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 5	type Blitz	result 1
		Opponent Kruger, S (Sachin)				Opponent Floris, L (Lionel)
2	3	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 1	type Blitz	result 1	date 2018-12-19	rnd 3	type Blitz	result 0.5
		Opponent Gandhi, E (Eleesh)				Opponent Van Zyl, A (Albrecht)
3	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Van Wyk, R (Ruann)				Opponent Waters, A (Anre)

#	Games	Start				End
1	8	Tournament African Junior U20 Championship 2018				Tournament 2019 Boardwalk Pearson Open
		date 2018-12-31	rnd 4	type Standard	result 1	date 2019-03-29	rnd 2	type Standard	result 1
		Opponent Namirimu Happy Britney				Opponent Du Plessis, A (Arno)
2	6	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-04	rnd 1	type Standard	result 1	date 2023-12-07	rnd 6	type Standard	result 1
		Opponent Diko, M (Melinda)				Opponent Kara, Z (Zahra)
3	6	Tournament 2018 South African Junior Closed Chess Championships				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-04-07	rnd 11	type Standard	result 1	date 2018-05-26	rnd 5	type Standard	result 1
		Opponent Gouws, KM (Karla)				Opponent Villoen, S (Sharise)

#	Games	Start				End
1	8	Tournament African Junior U20 Championship 2018				Tournament 2019 Boardwalk Pearson Open
		date 2018-12-31	rnd 4	type Standard	result 1	date 2019-03-29	rnd 2	type Standard	result 1
		Opponent Namirimu Happy Britney				Opponent Du Plessis, A (Arno)
2	7	Tournament WP Club League 2023				Tournament 2023 USSA Championships
		date 2023-09-02	rnd 10	type Standard	result 1	date 2023-12-07	rnd 6	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Kara, Z (Zahra)
3	6	Tournament 2018 South African Junior Closed Chess Championships				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-04-07	rnd 11	type Standard	result 1	date 2018-05-26	rnd 5	type Standard	result 1
		Opponent Gouws, KM (Karla)				Opponent Villoen, S (Sharise)

#	Games	Start				End
1	1	Tournament GPCA Rapid 2023				Tournament GPCA Rapid 2023
		date 2023-06-24	rnd 3	type Rapid	result 1	date 2023-06-24	rnd 3	type Rapid	result 1
		Opponent Braaf, J (Jiraan)				Opponent Braaf, J (Jiraan)
2	1	Tournament Hermanus Rapid 2023				Tournament Hermanus Rapid 2023
		date 2023-04-22	rnd 6	type Rapid	result 1	date 2023-04-22	rnd 6	type Rapid	result 1
		Opponent Saffier, C (Christian)				Opponent Saffier, C (Christian)
3	1	Tournament Hermanus Rapid 2023				Tournament Hermanus Rapid 2023
		date 2023-04-22	rnd 4	type Rapid	result 1	date 2023-04-22	rnd 4	type Rapid	result 1
		Opponent Opperman, C (Connor)				Opponent Opperman, C (Connor)

#	Games	Start				End
1	3	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 5	type Blitz	result 1
		Opponent Kruger, S (Sachin)				Opponent Floris, L (Lionel)
2	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Van Wyk, R (Ruann)				Opponent Waters, A (Anre)
3	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 6	type Blitz	result 1
		Opponent Korf, R (Ruben)				Opponent Racaza, S (Sinovuyo)

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	Wolmarans ,R (Riekie)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
1	Wolmarans ,R (Riekie)	4	1449.6	1555.9	4	1446.1	1555.9	0	0	0	0	0	0
2	Selkirk ,RJ (Rebecca Joy)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
2	Selkirk ,RJ (Rebecca Joy)	4	1737.4	1843.6	4	1740.8	1843.6	0	0	0	0	0	0
3	Grobbelaar ,J (Jacqui)	4	2	0	4	2	0	0	0	0	0	0	0
3	Grobbelaar ,J (Jacqui)	4	1540.9	1540.9	4	1549.5	1540.9	0	0	0	0	0	0
4	February ,JN (Jesse Nikki)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
4	February ,JN (Jesse Nikki)	3	1929.2	1645.9	3	1928.4	1645.9	0	0	0	0	0	0
5	Laubscher ,A (Anzel)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
5	Laubscher ,A (Anzel)	3	1750	1466.6	3	1746.4	1466.6	0	0	0	0	0	0
6	Mcinnes ,AT (Andrew Tadeusz)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Mcinnes ,AT (Andrew Tadeusz)	3	1830.2	1405.2	3	1849.2	1405.2	0	0	0	0	0	0
7	Ligwa ,A (Anastacia)	3	3	425	2	2	425	0	0	0	1	1	425
7	Ligwa ,A (Anastacia)	3	1277.7	1702.7	2	1224.6	1702.7	0	0	0	1	500	1702.7
8	Kleinsmidt ,CC (Cherwin Chanson)	3	0	-425	0	0	0	3	0	-425	0	0	0
8	Kleinsmidt ,CC (Cherwin Chanson)	3	1874.2	1449.2	0	0	0	3	1852.6	1449.2	0	0	0
9	Booysen ,E (Elda)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Booysen ,E (Elda)	2	1445.5	1658	2	1440.8	1658	0	0	0	0	0	0
10	Van Zyl ,B (Bea)	2	2	425	2	2	425	0	0	0	0	0	0
10	Van Zyl ,B (Bea)	2	1474.8	1899.8	2	1450.2	1899.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Du Plessis, AC (Anika)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms