Chess South Africa Ratings Database

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Personal

Witbooi, A (Ava)

Chess SA id

2140139135

FIDE id

Date of birth

2014-01-19 (U12)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1197.7	1199.6	1223.2	1200
Raw rating	1197.7	1199.6	1223.2	1200
Weighted rating	1197.7	1199.6	1218.4	1200
Weighted performance	979.8	0	1053	0
Floor	706.4	700	723.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.4	165.9	160.4	165.8
Highest rating	1206.4 2025-03-01	1200 2018-10-01	1223.2 2025-03-01	1200 2018-10-01
Highest raw rating	1206.4 2025-03-01	1200 2024-03-01	1223.2 2025-03-01	1200 2024-03-01
Highest weighted rating	1206.4 2022-04-01	1200 2018-10-01	1216.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1214.9 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1197.7	1199.6	1223.2	1200
Analysis
Rating	1197.7	1199.6	1223.2	1200
Raw rating	1197.7	1199.6	1223.2	1200
Weighted rating	1197.7	1199.6	1218.4
Weighted performance	979.8	0	1053
K-factor	36	36	36	36
Floor	706.4	700	723.2	700
Max/Min rating change allowed	166.4	165.9	160.4	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	1197.7	1199.6	1223.2	1200
New weighted rating	1197.7	1199.6	1218.9	1200
New weighted performance	973.4	0	1045.7	0
Temp new rating	1197.7	1199.6	1223.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1197.7	1199.6	1223.2	1200
New K-factor	36	36	36	36
New floor	706.4	700	723.2	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	15	0	15
	13	0	13
	13	0	13
	0	0	0
History	51	5	46

Games since
	Main 25	Standard 5		Rapid 20		Blitz 0
Gender	Female
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1516		744		181
Female	308		168		51
U12	287		152		39
U12 Female	78		48		19
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	10	4	40	-85	1222.9	1137.9
Standard	5	1	20	-255	1258	1003
Rapid	5	3	60	85	1187.8	1272.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	51	24.5	48.04	-16.7	1200.8	1184.2
Standard	5	1	20	-255	1258	1003
Rapid	46	23.5	51.09	9.2	1194.6	1203.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1197.7	1199.6	1223.2	1200
2025-09-30	1197.7	1199.6	1223.2	1200
2025-09-01	1197.7	1199.6	1223.2	1200
2025-08-01	1197.7	1199.6	1223.2	1200
2025-07-01	1197.7	1199.6	1223.2	1200
2025-06-01	1197.7	1199.6	1223.2	1200
2025-05-01	1197.4	1199.4	1223.2	1200
2025-04-01	1195.3	1196.4	1223.2	1200
2025-03-01	1206.4	1200	1223.2	1200
2025-02-01	1197.7	1200	1211	1200
2025-01-01	1197.7	1200	1211	1200
2024-12-01	1197.7	1200	1211	1200
2024-11-01	1195.7	1200	1210.3	1200
2024-10-01	1195.7	1200	1210.3	1200
2024-09-01	1195.7	1200	1210.3	1200
2024-08-01	1195.7	1200	1210.3	1200
2024-07-01	1195.7	1200	1210.3	1200
2024-09-01	1195.7	1200	1210.3	1200
2024-05-01	1195.7	1200	1210.3	1200
2024-04-01	1195.7	1200	1210.3	1200
2024-03-01	1201.5	1200	1217.1	1200
2024-02-01	1199.8	1200	1216.7	1200
2024-01-01	1199.8	1200	1216.7	1200
2023-12-01	1199.8	1200	1216.7	1200

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	West Coast Schools Chess Prestige 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	5	1	Yes	Analysis
2	Upper West Coast Presrige 2025 (U11Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	West Coast Schools Chess Prestige 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	5	1	Yes	Analysis
2	Upper West Coast Presrige 2025 (U11Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
3	West Coast Grand Challange League 2024 (PS Development)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
4	West Coast Schools Chess Prestige Championships 2024 (U11 Girls)	2024-03-09	2024-03-09	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
5	Bo-Weskus Skole Prestige 2024 (O11 Dogters)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
6	Pedro Booyse Top Schools Round 2 2023 (U7+U9)	2023-08-22	2023-08-22	Rapid	West Coast (WCU)	5	4	3	Yes	Analysis
7	Pedro Booyse Top Schools 2023 (U7+U9)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	4	3	Yes	Analysis
8	Bo-Weskus Skole Prestige 2023 (O9 Dogters)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
9	West Coast Schools Chess Prestige Leg 2 2022 (U9 Girls)	2022-04-23	2022-04-23	Rapid	West Coast (WCU)	5	4	0.5	Yes	Analysis
10	West Coast Schools Chess Prestige Leg 1 2022 (U9 Girls)	2022-04-09	2022-04-09	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
11	Bo Weskus Skole Skaak Prestige (O9 Dogters)	2022-03-19	2022-03-19	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Pedro Booyse Top Schools 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Kotze, M (Mirah)				Opponent Beukes, A (Akeelah)
2	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Gentles, E (Emslynn-Joy)				Opponent Van der Westhuizen, J (Joanne)
3	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Heynse, D (Deraygon)				Opponent Zuze, S (Shasha)

#	Games	Start				End
1	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Julies, J (Jazne)				Opponent Julies, J (Jazne)

#	Games	Start				End
1	8	Tournament Pedro Booyse Top Schools 2023				Tournament Bo-Weskus Skole Prestige 2024
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 2	type Rapid	result 1
		Opponent Kotze, M (Mirah)				Opponent Beukes, A (Akeelah)
2	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Gentles, E (Emslynn-Joy)				Opponent Van der Westhuizen, J (Joanne)
3	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Heynse, D (Deraygon)				Opponent Zuze, S (Shasha)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Gentles, E (Emslynn-Joy)				Opponent Van der Westhuizen, J (Joanne)
2	3	Tournament Pedro Booyse Top Schools 2023				Tournament Pedro Booyse Top Schools Round 2 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-08-22	rnd 2	type Rapid	result 1
		Opponent Kotze, M (Mirah)				Opponent Kotze, M (Mirah)
3	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Heynse, D (Deraygon)				Opponent Zuze, S (Shasha)

#	Games	Start				End
1	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Julies, J (Jazne)				Opponent Julies, J (Jazne)

#	Games	Start				End
1	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 2	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Gentles, E (Emslynn-Joy)				Opponent Van der Westhuizen, J (Joanne)
2	3	Tournament Pedro Booyse Top Schools 2023				Tournament Pedro Booyse Top Schools Round 2 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-08-22	rnd 2	type Rapid	result 1
		Opponent Kotze, M (Mirah)				Opponent Kotze, M (Mirah)
3	2	Tournament West Coast Grand Challange League 2024				Tournament West Coast Grand Challange League 2024
		date 2024-10-26	rnd 4	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 1
		Opponent Heynse, D (Deraygon)				Opponent Zuze, S (Shasha)

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	Claassen ,J (Jeneva)	4	0	-425	0	0	0	4	0	-425	0	0	0
1	Claassen ,J (Jeneva)	4	1239.6	814.6	0	0	0	4	1262	814.6	0	0	0
2	Lukas ,I (Isune)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Lukas ,I (Isune)	2	1203.8	778.8	1	1200	778.8	1	1151.2	778.8	0	0	0
3	Erasmus ,B (Brumilda)	2	0	-425	0	0	0	2	0	-425	0	0	0
3	Erasmus ,B (Brumilda)	2	1249.2	824.2	0	0	0	2	1282.4	824.2	0	0	0
4	Kotze ,M (Mirah)	2	2	425	0	0	0	2	2	425	0	0	0
4	Kotze ,M (Mirah)	2	1149.8	1574.8	0	0	0	2	1115.2	1574.8	0	0	0
5	Flink ,J (Jumelio)	2	1	0	0	0	0	2	1	0	0	0	0
5	Flink ,J (Jumelio)	2	1186.4	1186.4	0	0	0	2	1185.6	1186.4	0	0	0
6	Avontuur ,A (Al-Meeche)	2	0	-425	0	0	0	2	0	-425	0	0	0
6	Avontuur ,A (Al-Meeche)	2	1251.1	826.1	0	0	0	2	1288.4	826.1	0	0	0
7	Van Rooyen ,N (Nevine)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
7	Van Rooyen ,N (Nevine)	2	1225.5	1013	0	0	0	2	1231.4	1013	0	0	0
8	De Kock ,C (Charlotte)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
8	De Kock ,C (Charlotte)	2	1147.9	1360.4	0	0	0	2	1116.7	1360.4	0	0	0
9	Skippers ,J (Jamie-Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Skippers ,J (Jamie-Lee)	1	1167	742	1	1191.3	742	0	0	0	0	0	0
10	Brown ,J (Jayson)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Brown ,J (Jayson)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Witbooi, A (Ava)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms