Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, A (Anika)

Chess SA id

207064041

FIDE id

Date of birth

2007-09-06 (U20)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1344.2	1331.1	662.6	662.6
Raw rating	1344.2	1331.1	662.6	662.6
Weighted rating	1344.2	1331.1	662.6	662.6
Weighted performance	709.2	707.8	0	0
Floor	900.8	890.1	500	500
K-factor	32	36	40	40
Min/Max rating change allowed	135	137.6	356.6	356.6
Highest rating	1400.8 2020-02-01	1390.1 2020-02-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1400.8 2020-02-01	1390.1 2020-02-01	662.6 2024-03-01	662.6 2024-03-01
Highest weighted rating	1400.8 2021-08-01	1390.1 2025-02-01	662.6 2024-11-01	662.6 2024-11-01
Highest weighted performance	1396.5 2020-01-01	1384.8 2020-01-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1344.2	1331.1	662.6	662.6
Analysis
Rating	1344.2	1331.1	662.6	662.6
Raw rating	1344.2	1331.1	662.6	662.6
Weighted rating	1344.2	1331.1	662.6
Weighted performance	709.2	707.8	0
K-factor	32	36	40	40
Floor	900.8	890.1	500	500
Max/Min rating change allowed	135	137.6	356.6	356.6
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	1344.2	1331.1	662.6	662.6
New weighted rating	1344.2	1331.1	662.6	662.6
New weighted performance	708.7	707.4	0	0
Temp new rating	1344.2	1331.1	662.6	662.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1344.2	1331.1	662.6	662.6
New K-factor	32	36	40	40
New floor	900.8	890.1	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	13	13
	0	0
History	333	333

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	149	88	59.06	77	1024.4	1101.4
Standard	149	88	59.06	77	1024.4	1101.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1344.2	1331.1	662.6	662.6
2025-09-01	1344.2	1331.1	662.6	662.6
2025-08-01	1344.2	1331.1	662.6	662.6
2025-07-01	1344.2	1331.1	662.6	662.6
2025-06-01	1344.2	1331.1	662.6	662.6
2025-05-01	1344.2	1331.1	662.6	662.6
2025-04-01	1344.2	1331.1	662.6	662.6
2025-03-01	1344.2	1331.1	662.6	662.6
2025-02-01	1344.2	1331.1	662.6	662.6
2025-01-01	1344.2	1331.1	662.6	662.6
2024-12-01	1344.2	1331.1	662.6	662.6
2024-11-01	1344.2	1331.1	662.6	662.6
2024-10-01	1344.2	1331.1	662.6	662.6
2024-09-01	1344.2	1331.1	662.6	662.6
2024-08-01	1344.2	1331.1	662.6	662.6
2024-07-01	1344.2	1331.1	662.6	662.6
2024-06-01	1344.2	1331.1	662.6	662.6
2024-08-01	1344.2	1331.1	662.6	662.6
2024-04-01	1344.2	1331.1	662.6	662.6
2024-03-01	1344.2	1331.1	662.6	662.6
2024-02-01	1344.2	1331.1	662.6	662.6
2024-01-01	1344.2	1331.1	662.6	662.6
2023-12-01	1344.2	1331.1	662.6	662.6
2023-11-01	1344.2	1331.1	662.6	662.6

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	D7 Teams 2022 (U15 Mixed)	2022-08-13	2022-08-13	Standard	Sedibeng (GSV)	5	4	3	Yes	Analysis
2	2022 Gauteng Schools Team Championships (U15 Open)	2022-08-26	2022-08-26	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
3	Heidelberg Klub Open 2002 (A+B)	2022-02-19	2022-02-19	Standard	Sedibeng (GSV)	5	4	1	Yes	Analysis
4	Heidelberg Open 2020 (B)	2020-02-01	2020-02-01	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
5	2019 Wild Card Chess Championship (U14 Girls)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
6	2019 South African Junior Team Championships (U14B Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis
7	Sedibeng DF Malherbe Open 2019 (C)	2019-10-12	2019-10-12	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
8	GE vs GSV Inter Regional 2019 (U14 Girls)	2019-10-26	2019-10-26	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	2019 Gauteng School League Finals (U13 Girls)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
10	D7 Primary School League 2019 (Girls)	2019-08-03	2019-08-03	Standard	Sedibeng (GSV)	6	6	6	Yes	Analysis
11	TST-MSA Chess Open 2019 (D)	2019-07-20	2019-07-20	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
12	2019 Gauteng Primary Schools Individual Chess Championships (U13 Girls)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
13	D7 Individuals 2019 (U13 Girls)	2019-05-04	2019-05-04	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
14	Dirk de Koster Chess Open 2019 (D)	2019-04-13	2019-04-13	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
15	2019 Heidelberg Open (C)	2019-02-02	2019-02-02	Standard	Sedibeng (GSV)	5	5	3.5	Yes	Analysis
16	South African Junior Team Championships 2018 (U12A Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
17	2018 Interregion Sedibeng vs Ekurhuleni (G)	2018-11-03	2018-11-03	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
18	2018 Sedibeng Summer Open (G)	2018-10-20	2018-10-20	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
19	2018 Gauteng League Final (U11)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
20	Heidelberg Klub Round Robin 2018 (Team 3)	2018-08-18	2018-08-18	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
21	TST-MSA Tournament 2018 (D)	2018-07-21	2018-07-21	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
22	Broadland`s Knights Chess Open 2018 (C)	2018-06-16	2018-06-16	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
23	2018 Gauteng Secondary Schools Individual Chess Championships (U11 Girls)	2018-05-25	2018-05-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
24	Heidelberg Skaak Klub 2018 (Team 4)	2018-05-05	2018-05-05	Standard	Sedibeng (GSV)	5	5	0.5	Yes	Analysis
25	D7 Primary School League 2023 (U11 Boys+Mixed)	2018-04-21	2018-04-21	Standard	Sedibeng (GSV)	5	5	5	Yes	Analysis
26	Henley Open 2018 (C)	2018-03-10	2018-03-10	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
27	D7 Individual 2018 (U11 Girls)	2018-02-24	2018-02-24	Standard	Sedibeng (GSV)	5	4	3.5	Yes	Analysis
28	2018 Volkskool Open (E)	2018-02-17	2018-02-17	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
29	South African Junior Team Championships 2017 (U12 Girls)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament TST-MSA Chess Open 2019				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Barnard, M (Martin)				Opponent Thusi, B (Bongi)
2	8	Tournament GE vs GSV Inter Regional 2019				Tournament 2019 South African Junior Team Championships
		date 2019-10-26	rnd 3	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Vorster, M (Meghan)				Opponent Mawu, W (Wendy)
3	7	Tournament D7 Teams 2022				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-13	rnd 2	type Standard	result 1	date 2022-08-26	rnd 4	type Standard	result 1
		Opponent Bholo, M (Mxolisi)				Opponent Micas, L (Lumelino Pedro)

#	Games	Start				End
1	10	Tournament TST-MSA Chess Open 2019				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Barnard, M (Martin)				Opponent Thusi, B (Bongi)
2	8	Tournament GE vs GSV Inter Regional 2019				Tournament 2019 South African Junior Team Championships
		date 2019-10-26	rnd 3	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Vorster, M (Meghan)				Opponent Mawu, W (Wendy)
3	7	Tournament D7 Teams 2022				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-13	rnd 2	type Standard	result 1	date 2022-08-26	rnd 4	type Standard	result 1
		Opponent Bholo, M (Mxolisi)				Opponent Micas, L (Lumelino Pedro)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament TST-MSA Chess Open 2019				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Barnard, M (Martin)				Opponent Thusi, B (Bongi)
2	8	Tournament GE vs GSV Inter Regional 2019				Tournament 2019 South African Junior Team Championships
		date 2019-10-26	rnd 3	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Vorster, M (Meghan)				Opponent Mawu, W (Wendy)
3	6	Tournament Henley Open 2018				Tournament D7 Primary School League 2023
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Staden, R (Ruan)				Opponent Els, JA (Jeffrey Allan)

#	Games	Start				End
1	10	Tournament TST-MSA Chess Open 2019				Tournament 2019 Gauteng School League Finals
		date 2019-07-20	rnd 5	type Standard	result 1	date 2019-08-23	rnd 3	type Standard	result 1
		Opponent Barnard, M (Martin)				Opponent Thusi, B (Bongi)
2	8	Tournament GE vs GSV Inter Regional 2019				Tournament 2019 South African Junior Team Championships
		date 2019-10-26	rnd 3	type Standard	result 1	date 2020-01-07	rnd 6	type Standard	result 1
		Opponent Vorster, M (Meghan)				Opponent Mawu, W (Wendy)
3	6	Tournament Henley Open 2018				Tournament D7 Primary School League 2023
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 1
		Opponent Van Staden, R (Ruan)				Opponent Els, JA (Jeffrey Allan)

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	De Villiers ,D (Danielle)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
1	De Villiers ,D (Danielle)	4	1030.4	924.2	4	1024.4	924.2	0	0	0	0	0	0
2	Roos ,R (Roxanne)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Roos ,R (Roxanne)	3	868.2	1151.5	3	871.8	1151.5	0	0	0	0	0	0
3	Jonker ,J (Jaen-Pierre)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Jonker ,J (Jaen-Pierre)	3	1090.7	949.1	3	1093	949.1	0	0	0	0	0	0
4	Van Staden ,R (Ruan)	3	3	425	3	3	425	0	0	0	0	0	0
4	Van Staden ,R (Ruan)	3	538.6	963.6	3	546.1	963.6	0	0	0	0	0	0
5	Hansen ,M (Mia)	2	2	425	2	2	425	0	0	0	0	0	0
5	Hansen ,M (Mia)	2	788.3	1213.3	2	783.6	1213.3	0	0	0	0	0	0
6	Luies ,C (Chane)	2	2	425	2	2	425	0	0	0	0	0	0
6	Luies ,C (Chane)	2	1293.8	1718.8	2	1285.7	1718.8	0	0	0	0	0	0
7	Hansen ,K (Kristen)	2	2	425	2	2	425	0	0	0	0	0	0
7	Hansen ,K (Kristen)	2	1081.8	1506.8	2	1068.8	1506.8	0	0	0	0	0	0
8	Nel ,A (Altus)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Nel ,A (Altus)	2	938.8	513.8	2	956.1	513.8	0	0	0	0	0	0
9	Labuscagne ,A (Anra)	2	2	425	2	2	425	0	0	0	0	0	0
9	Labuscagne ,A (Anra)	2	1051.8	1476.8	2	1046.8	1476.8	0	0	0	0	0	0
10	Fritz ,GPJ (Georg)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Fritz ,GPJ (Georg)	2	993.7	1206.2	2	992.5	1206.2	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

Coetzee, A (Anika)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms