Chess South Africa Ratings Database

PLAYER PAGE

Personal

Avontuur, E (Ezrah)

Chess SA id

2160153134

FIDE id

Date of birth

2016-06-08 (U10)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

44.6

Junior GPX Points

1243.5

Item	Main	Standard	Rapid	Blitz
Rating	1396.6	1328.7	1372.6	1200
Raw rating	1396.6	1328.7	1372.6	1200
Weighted rating	1307.6	1280.2	1302.1	1200
Weighted performance	1334.6	1275.4	1368.4	0
Floor	932.5	871.1	872.6	700
K-factor	32	36	36	36
Min/Max rating change allowed	125.3	138	129.7	165.8
Highest rating	1432.5 2025-09-01	1371.1 2025-06-01	1382.8 2025-09-01	1200 2018-10-01
Highest raw rating	1432.5 2025-09-01	1371.1 2025-06-01	1372.6 2025-09-01	1200 2024-03-01
Highest weighted rating	1404.5 2024-08-01	1371.1 2024-08-01	1293.7 2025-09-01	1200 2018-10-01
Highest weighted performance	1430 2025-08-01	1371.1 2023-05-01	1382.8 2025-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1396.6	1328.7	1372.6	1200
Analysis
Rating	1396.6	1328.7	1372.6	1200
Raw rating	1396.6	1328.7	1372.6	1200
Weighted rating	1307.6	1280.2	1302.1
Weighted performance	1334.6	1275.4	1368.4
K-factor	32	36	36	36
Floor	932.5	871.1	872.6	700
Max/Min rating change allowed	125.3	138	129.7	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	1396.6	1328.7	1372.6	1200
New weighted rating	1317.5	1285.7	1309.9	1200
New weighted performance	1334.1	1275	1367.9	0
Temp new rating	1396.6	1328.7	1372.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1396.6	1328.7	1372.6	1200
New K-factor	32	36	36	36
New floor	932.5	871.1	872.6	700

Item	Main	Standard	Rapid
	0	0	0
	40	25	15
	50	20	30
	23	6	17
	0	0	0
	0	0	0
History	113	51	62

Games since
	Main 90	Standard 45		Rapid 45		Blitz 0
Gender	Female
Age group	U10
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2204		676		58
Female	376		146		15
U10	150		37		3
U10 Female	19		8		2
Standard
	RSA		Province		Region
Overall	2794		783		41
Female	539		203		13
U10	223		63		2
U10 Female	38		16		1
Rapid
	RSA		Province		Region
Overall	637		331		77
Female	91		49		18
U10	37		20		5
U10 Female	6		5		2
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U10	-1		-1		-1
U10 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	40	26.5	66.25	138.1	1293.8	1431.9
Standard	25	14	56	51	1332.6	1383.6
Rapid	15	12.5	83.33	283.3	1229.1	1512.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	113	64.5	57.08	60.2	1242.5	1302.7
Standard	51	27	52.94	25	1280.3	1305.3
Rapid	62	37.5	60.48	89.1	1211.4	1300.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1396.6	1328.7	1372.6	1200
2025-09-01	1432.5	1371.1	1372.6	1200
2025-08-01	1430	1371.1	1364	1200
2025-07-01	1404.5	1371.1	1319.5	1200
2025-06-01	1404.5	1371.1	1319.5	1200
2025-05-01	1308.5	1273.6	1319.5	1200
2025-04-01	1345.4	1287.2	1319.5	1200
2025-03-01	1272.9	1225.2	1319.5	1200
2025-02-01	1219.3	1223.2	1254.9	1200
2025-01-01	1194.7	1192.5	1254.9	1200
2024-12-01	1264.5	1267.4	1254.9	1200
2024-11-01	1200.7	1190.7	1265	1200
2024-10-01	1200.7	1190.7	1265	1200
2024-09-01	1200.7	1190.7	1265	1200
2024-08-01	1232.7	1231.4	1265	1200
2024-07-01	1225.4	1231.4	1262.1	1200
2024-06-01	1225.4	1231.4	1262.1	1200
2024-08-01	1253.4	1240.8	1278	1200
2024-04-01	1253.4	1240.8	1278	1200
2024-03-01	1224.2	1240.8	1222.9	1200
2024-02-01	1212.1	1240.8	1190.5	1200
2024-01-01	1212.1	1240.8	1190.5	1200
2023-12-01	1212.1	1240.8	1190.5	1200
2023-11-01	1212.1	1240.8	1190.5	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	Western Cape Schools - Top Schools 2025 (U9)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	4	Yes	Analysis
3	Upper West Coast Top Schools 2025 (U7+U9)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	3.5	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U9 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U10 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	3	Yes	Analysis
6	West Coast Schools Chess Prestige 2025 (U9 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
7	Upper West Coast Presrige 2025 (U9 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U9)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U9)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	4	Yes	Analysis
3	Upper West Coast Top Schools 2025 (U7+U9)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	4	3.5	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U9 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U10 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	3	Yes	Analysis
6	West Coast Schools Chess Prestige 2025 (U9 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
7	Upper West Coast Presrige 2025 (U9 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
8	Mzansi Interprovincial Youth Chess Championships 2024 (U10 Girls Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	6	1	Yes	Analysis
9	PR Booyse Standard Tournament 024 (Development)	2024-11-02	2024-11-02	Standard	West Coast (WCU)	5	4	4	Yes	Analysis
10	West Coast Grand Challange League 2024 (PS Champions)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	2.5	Yes	Analysis
11	Pedro Booyse Top Schools Championships 2024 (U11)	2024-07-20	2024-07-20	Standard	West Coast (WCU)	5	4	1	Yes	Analysis
12	Pedro Booyse Annual Rapid 2024 (Development)	2024-07-06	2024-07-06	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
13	Bo-Weskus Skole Skaak Top Skole 2024 (O9+O11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
14	Western Cape PS Individuals Championship 2024 (U9 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
15	Lambersbaai Open 2024 (A)	2024-05-01	2024-05-01	Rapid	West Coast (WCU)	5	5	1	Yes	Analysis
16	West Coast Schools Chess Prestige Championships 2024 (U9 Girls)	2024-03-09	2024-03-09	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
17	Bo-Weskus Skole Prestige 2024 (O9 Dogters)	2024-02-10	2024-02-10	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
18	Pedro Booyse Top Schools Round 2 2023 (U11)	2023-08-22	2023-08-22	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
19	Pedro Booyse Top Schools 2023 (U11)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	5	1.5	Yes	Analysis
20	Upper West Coast Top Schools Championship 2023 (U7-U11)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	2	1	Yes	Analysis
21	Western Cape PS Individuals 2023 (U7 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
22	Bo-Weskus Skole Prestige 2023 (O7 Dogters)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Western Cape Schools Individual Championship 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Barnard, I (Ivanka)				Opponent Heynse, D (Deraygon)
2	7	Tournament Upper West Coast Presrige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Eiman, A (Angelea)				Opponent Skippers, D (Devedene)
3	6	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 8	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Van Der Westhuizen, E (Erin)

#	Games	Start				End
1	6	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 8	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Van Der Westhuizen, E (Erin)
2	4	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 2	type Standard	result 1	date 2024-11-02	rnd 5	type Standard	result 1
		Opponent Halitile, O (Owothando)				Opponent Tieties, L (Lilanie)
3	3	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Van Collar, L (Lienke)				Opponent Hendricks, W (Willow)

#	Games	Start				End
1	11	Tournament Upper West Coast Presrige 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Eiman, A (Angelea)				Opponent Heynse, D (Deraygon)
2	5	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Afrika, C (Cheslyn)				Opponent Kotze, M (Mirah)
3	4	Tournament Bo-Weskus Skole Prestige 2023				Tournament Upper West Coast Top Schools Championship 2023
		date 2023-03-04	rnd 3	type Rapid	result 1	date 2023-06-10	rnd 3	type Rapid	result 1
		Opponent Steenkamp, M (Mienke)				Opponent Nasson, L (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Upper West Coast Presrige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Eiman, A (Angelea)				Opponent Skippers, D (Devedene)
2	6	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 8	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Van Der Westhuizen, E (Erin)
3	5	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Afrika, C (Cheslyn)				Opponent Kotze, M (Mirah)

#	Games	Start				End
1	6	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 8	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Makhubo, K (Keratilwe)				Opponent Van Der Westhuizen, E (Erin)
2	4	Tournament PR Booyse Standard Tournament 024				Tournament PR Booyse Standard Tournament 024
		date 2024-11-02	rnd 2	type Standard	result 1	date 2024-11-02	rnd 5	type Standard	result 1
		Opponent Halitile, O (Owothando)				Opponent Tieties, L (Lilanie)
3	3	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Van Collar, L (Lienke)				Opponent Hendricks, W (Willow)

#	Games	Start				End
1	7	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Top Schools 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-06-14	rnd 3	type Rapid	result 1
		Opponent Eiman, A (Angelea)				Opponent Volgraaff, A (Alexander)
2	5	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Pedro Booyse Annual Rapid 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-07-06	rnd 1	type Rapid	result 1
		Opponent Afrika, C (Cheslyn)				Opponent Kotze, M (Mirah)
3	3	Tournament Upper West Coast Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-06-14	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Hahn, L (Liam)				Opponent Heynse, D (Deraygon)

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	Kotze ,M (Mirah)	5	3.5	170	2	1	0	3	2.5	283.3	0	0	0
1	Kotze ,M (Mirah)	5	1200.7	1370.7	2	1190	1200.7	3	1202.3	1484	0	0	0
2	Van Wyk ,F (Faith)	3	0	-425	0	0	0	3	0	-425	0	0	0
2	Van Wyk ,F (Faith)	3	1444.6	1019.6	0	0	0	3	1536.4	1019.6	0	0	0
3	Macatees ,T (Tyler)	3	3	425	0	0	0	3	3	425	0	0	0
3	Macatees ,T (Tyler)	3	1233	1658	0	0	0	3	1251.6	1658	0	0	0
4	Javed ,M (Mariam)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Javed ,M (Mariam)	2	1354.4	929.4	2	1340.1	929.4	0	0	0	0	0	0
5	Barnard ,I (Ivanka)	2	2	425	2	2	425	0	0	0	0	0	0
5	Barnard ,I (Ivanka)	2	1410.2	1835.2	2	1410.9	1835.2	0	0	0	0	0	0
6	Skippers ,D (Devedene)	2	2	425	1	1	425	1	1	425	0	0	0
6	Skippers ,D (Devedene)	2	1128.4	1553.4	1	1153	1553.4	1	1123.7	1553.4	0	0	0
7	Blaauw ,C (Charne)	2	2	425	1	1	425	1	1	425	0	0	0
7	Blaauw ,C (Charne)	2	1176.9	1601.9	1	1148.8	1601.9	1	1205.7	1601.9	0	0	0
8	Fredericks ,D (Diego)	2	0	-425	1	0	-425	1	0	-425	0	0	0
8	Fredericks ,D (Diego)	2	1301.1	876.1	1	1250	876.1	1	1325.3	876.1	0	0	0
9	Da Camara ,I (Izabella)	2	1	0	1	0	-425	1	1	425	0	0	0
9	Da Camara ,I (Izabella)	2	1194.1	1194.1	1	1200	769.1	1	1168.4	1619.1	0	0	0
10	Tieties ,L (Lilanie)	2	1	0	1	1	425	1	0	-425	0	0	0
10	Tieties ,L (Lilanie)	2	1282.5	1282.5	1	1308.4	1707.5	1	1255.3	857.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Avontuur, E (Ezrah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms