Chess South Africa Ratings Database

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Personal

Bester, E (Emma)

Chess SA id

206091564

FIDE id

Date of birth

2006-04-28 (U20)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1118.4	1120.6	1131.3	1060.8
Raw rating	1118.4	1120.6	1131.3	1060.8
Weighted rating	1114.8	1115.2	1128.7	1055.6
Weighted performance	897.8	912.1	832	0
Floor	700	700	718.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	186.3	185.7	182.9	202.2
Highest rating	1231.3 2023-04-01	1200 2018-02-01	1295.6 2020-01-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1218.4 2020-02-01	1200 2019-12-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1218.4 2021-10-01	1200 2018-10-01
Highest weighted performance	1231.3 2023-04-01	1200 2018-02-01	1295.6 2020-01-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1118.4	1120.6	1131.3	1060.8
Analysis
Rating	1118.4	1120.6	1131.3	1060.8
Raw rating	1118.4	1120.6	1131.3	1060.8
Weighted rating	1114.8	1115.2	1128.7
Weighted performance	897.8	912.1	832
K-factor	36	36	36	36
Floor	700	700	718.4	700
Max/Min rating change allowed	186.3	185.7	182.9	202.2
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	1118.4	1120.6	1131.3	1060.8
New weighted rating	1115.6	1116.5	1128.7	1055.7
New weighted performance	880.9	905.5	825.7	0
Temp new rating	1118.4	1120.6	1131.3	1060.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1118.4	1120.6	1131.3	1060.8
New K-factor	36	36	36	36
New floor	700	700	718.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	35	14	15	6
	58	31	22	5
	22	16	6	0
	10	0	10	0
History	185	111	63	11

Games since
	Main 35	Standard 14		Rapid 15		Blitz 6
Gender	Female
Age group	U20
Region	Overberg (WOS)
Province	Western Cape (WC)
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	180	71	39.44	-89.7	1179.9	1090.2
Standard	111	42	37.84	-103.4	1158.6	1055.2
Rapid	58	27	46.55	-29.3	1185.7	1156.4
Blitz	11	2	18.18	-270.5	1364.2	1093.7

Date	Main	Standard	Rapid	Blitz
2025-11-01	1118.4	1120.6	1131.3	1060.8
2025-09-30	1118.4	1120.6	1131.3	1060.8
2025-09-01	1118.4	1120.6	1131.3	1060.8
2025-08-01	1118.4	1120.6	1131.3	1060.8
2025-07-01	1118.4	1120.6	1131.3	1060.8
2025-06-01	1118.4	1120.6	1131.3	1060.8
2025-05-01	1118.4	1120.6	1131.3	1060.8
2025-04-01	1118.4	1120.6	1131.3	1060.8
2025-03-01	1118.4	1120.6	1131.3	1060.8
2025-02-01	1118.4	1120.6	1131.3	1060.6
2025-01-01	1118.4	1120.6	1119	1039.2
2024-12-01	1118.4	1120.6	1119	1039.2
2024-11-01	1118.4	1120.6	1119	1039.2
2024-10-01	1118.4	1120.6	1119	1039.2
2024-09-01	1118.4	1120.6	1119	1039.2
2024-08-01	1118.4	1120.6	1119	1039.2
2024-07-01	1082.9	1080.2	1119	1039.2
2024-09-01	1082.9	1080.2	1119	1039.2
2024-05-01	1082.9	1080.2	1119	1039.2
2024-04-01	1106.2	1080.2	1165.1	1039.2
2024-03-01	1107.3	1062.6	1165.1	1109.6
2024-02-01	1081.5	1062.6	1121.2	1109.6
2024-01-01	1083.6	1062.6	1146.4	1109.6
2023-12-01	1083.6	1062.6	1146.4	1109.6

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	Overberg Schools - Top Schools 2024 (U18 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
2	Curro Hermanus Freedom Day Rapid 2024 (U19)	2024-04-27	2024-04-27	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
3	Western Cape Inter Region Cup 2024 (U20 Girls)	2024-03-23	2024-03-24	Standard	Overberg (WOS)	5	4	0	Yes	Analysis
4	Western Cape Inter Region Cup 2024 (Blitz)	2024-03-22	2024-03-22	Blitz	Overberg (WOS)	7	6	1	Yes	Analysis
5	Western Cape HS Individuals Championship 2024 (U18 Girls)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	2.5	Yes	Analysis
6	Overberg High Schools Trails 2024 (U18)	2024-02-24	2024-02-24	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
7	Overberg Open Rapid 2024 (U19)	2024-01-27	2024-01-27	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
8	Paarl Boys High Chess Festival 2023 (2nd Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
9	Overberg Top Schools 2023 (U15+U18)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	5	1.5	Yes	Analysis
10	CW Top Schools 2023 (Intermediate)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
11	Curro Durbanville Chess Open Rapid 2023 (Intermediate)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	1	Yes	Analysis
12	Western Cape HS Individuals 2023 (U17 Girls)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
13	Hermanus Rapid 2023 (C)	2023-04-22	2023-04-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
14	Overberg High School Closed 2023 (U17 Girls)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
15	Western Cape Inter Regional 2023 (Senior Ladies)	2023-03-18	2023-03-19	Standard	Eden (WEG)	5	4	1	Yes	Analysis
16	Western Cape Inter Regional 2023 (Blitz)	2023-03-17	2023-03-17	Blitz	Eden (WEG)	5	5	1	Yes	Analysis
17	Overberg High Schools Trails 2023 (U17)	2023-02-24	2023-02-24	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
18	Overberg Schools Open Tournament 2023 (U18)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
19	Overberg Topskole 2022 (O18)	2022-08-30	2022-08-30	Standard	Overberg (WOS)	5	5	1.5	Yes	Analysis
20	The Hermanus Open 2022 (Open)	2022-05-14	2022-05-14	Rapid	Overberg (WOS)	6	6	2	Yes	Analysis
21	Western Cape Schools Chess 2022 (U18 Girls)	2022-05-07	2022-05-08	Standard	Eden (WEG)	6	6	2	Yes	Analysis
22	Overberg 2022 (U18 Girls)	2022-03-05	2022-03-05	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
23	Western Cape Schools 2021 (U15 Girls)	2021-10-23	2021-10-23	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
24	Overberg Schools Trials 2021 (U15+U18 Girls)	2021-09-15	2021-09-15	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
25	Overberg Closed 2020 (U15 Girls)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
26	OCF Open 2020 (U14)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
27	Western Cape Top Schools 2019 (U13 Girls)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
28	Overberg Top Schools 2019 (U13)	2019-07-20	2019-07-20	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
29	Western Cape Schools Individuals 2019 (U13 Girls)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	2	Yes	Analysis
30	Trial 2 Teddy/Toy Tournament 2019 (U14)	2019-04-06	2019-04-06	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
31	Overberg School Chess Close Champs 2019 (U13 Girls)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	5	2	Yes	Analysis
32	Overberg First Trial 2019 (U14)	2019-02-23	2019-02-23	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
33	Overberg 3rd Trial 2018 (U14)	2018-05-26	2018-05-26	Standard	Overberg (WOS)	5	5	1.5	Yes	Analysis
34	Overberg 2nd Trial 2018 (U14)	2018-05-05	2018-05-05	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
35	Overberg Schools Closed 2018 (U13 Girls)	2018-03-23	2018-03-24	Standard	Overberg (WOS)	6	6	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-04-27	rnd 4	type Rapid	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Olivier, J (Jonathan)				Opponent Whitebooi, S (Spencer)
2	3	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 2	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 0.5
		Opponent Hone, K (Kayla)				Opponent Galant, R (Rozaan)
3	3	Tournament Overberg Open Rapid 2024				Tournament Overberg High Schools Trails 2024
		date 2024-01-27	rnd 5	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Van Der Westhuizen, S (Shandre)				Opponent Nel, I (Isabel)

#	Games	Start				End
1	3	Tournament Overberg Schools - Top Schools 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, G (Gabian)				Opponent Whitebooi, S (Spencer)
2	3	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 2	type Standard	result 1	date 2024-03-21	rnd 4	type Standard	result 0.5
		Opponent Hone, K (Kayla)				Opponent Galant, R (Rozaan)
3	3	Tournament Overberg High School Closed 2023				Tournament Western Cape HS Individuals 2023
		date 2023-03-25	rnd 4	type Standard	result 1	date 2023-04-01	rnd 1	type Standard	result 1
		Opponent Uys, J (Janke)				Opponent Nel, I (Isabel)

#	Games	Start				End
1	4	Tournament OCF Open 2020				Tournament Overberg Schools Trials 2021
		date 2020-01-25	rnd 3	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Massyn, M (Mikalya)				Opponent Cornelius, A (Aurora)
2	3	Tournament Overberg Open Rapid 2024				Tournament Overberg High Schools Trails 2024
		date 2024-01-27	rnd 5	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Van Der Westhuizen, S (Shandre)				Opponent Nel, I (Isabel)
3	2	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Curro Hermanus Freedom Day Rapid 2024
		date 2024-04-27	rnd 4	type Rapid	result 1	date 2024-04-27	rnd 5	type Rapid	result 1
		Opponent Olivier, J (Jonathan)				Opponent Nompumza, E (Esona)

#	Games	Start				End
1	2	Tournament Western Cape Inter Regional 2023				Tournament Western Cape Inter Regional 2023
		date 2023-03-17	rnd 4	type Blitz	result 0.5	date 2023-03-17	rnd 5	type Blitz	result 0.5
		Opponent Fielies, S (Salima)				Opponent Ligwa, A (Anastacia)
2	1	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 7	type Blitz	result 1	date 2024-03-22	rnd 7	type Blitz	result 1
		Opponent Sterkse, A (Angelique)				Opponent Sterkse, A (Angelique)

#	Games	Start				End
1	5	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-04-27	rnd 4	type Rapid	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Olivier, J (Jonathan)				Opponent Whitebooi, S (Spencer)
2	3	Tournament Overberg Open Rapid 2024				Tournament Overberg High Schools Trails 2024
		date 2024-01-27	rnd 5	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Van Der Westhuizen, S (Shandre)				Opponent Nel, I (Isabel)
3	3	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 3	type Rapid	result 1	date 2020-01-25	rnd 5	type Rapid	result 1
		Opponent Massyn, M (Mikalya)				Opponent Manho, A (Alvarno)

#	Games	Start				End
1	3	Tournament Overberg Schools - Top Schools 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, G (Gabian)				Opponent Whitebooi, S (Spencer)
2	3	Tournament Overberg Top Schools 2019				Tournament Overberg Top Schools 2019
		date 2019-07-20	rnd 2	type Standard	result 1	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Odigie, M (Mark)				Opponent Nel, A (Aj)
3	3	Tournament Overberg Schools Closed 2018				Tournament Overberg Schools Closed 2018
		date 2018-03-23	rnd 3	type Standard	result 1	date 2018-03-24	rnd 5	type Standard	result 1
		Opponent Majali, I (Indipihle)				Opponent Du Toit, M (Manlie)

#	Games	Start				End
1	4	Tournament OCF Open 2020				Tournament Overberg Schools Trials 2021
		date 2020-01-25	rnd 3	type Rapid	result 1	date 2021-09-18	rnd 1	type Rapid	result 1
		Opponent Massyn, M (Mikalya)				Opponent Cornelius, A (Aurora)
2	3	Tournament Overberg Open Rapid 2024				Tournament Overberg High Schools Trails 2024
		date 2024-01-27	rnd 5	type Rapid	result 1	date 2024-02-24	rnd 2	type Rapid	result 1
		Opponent Van Der Westhuizen, S (Shandre)				Opponent Nel, I (Isabel)
3	2	Tournament Curro Hermanus Freedom Day Rapid 2024				Tournament Curro Hermanus Freedom Day Rapid 2024
		date 2024-04-27	rnd 4	type Rapid	result 1	date 2024-04-27	rnd 5	type Rapid	result 1
		Opponent Olivier, J (Jonathan)				Opponent Nompumza, E (Esona)

#	Games	Start				End
1	1	Tournament Western Cape Inter Region Cup 2024				Tournament Western Cape Inter Region Cup 2024
		date 2024-03-22	rnd 7	type Blitz	result 1	date 2024-03-22	rnd 7	type Blitz	result 1
		Opponent Sterkse, A (Angelique)				Opponent Sterkse, A (Angelique)

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	Valentine ,K (Kirstin)	5	1	-255	3	0	-425	2	1	0	0	0	0
1	Valentine ,K (Kirstin)	5	942.5	687.5	3	879.7	517.5	2	651.8	942.5	0	0	0
2	Galant ,R (Rozaan)	4	0.5	-318.8	3	0.5	-283.3	0	0	0	1	0	-425
2	Galant ,R (Rozaan)	4	1227.1	908.3	3	1167.7	943.7	0	0	0	1	886.7	802.1
3	Hlanzela ,M (Milani)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Hlanzela ,M (Milani)	3	1281.2	856.2	3	1257.1	856.2	0	0	0	0	0	0
4	Nel ,I (Isabel)	3	2.5	283.3	2	1.5	212.5	1	1	425	0	0	0
4	Nel ,I (Isabel)	3	1137.5	1420.9	2	1165.2	1350	1	1173.2	1562.5	0	0	0
5	Harmse ,J (Jacques)	3	0	-425	1	0	-425	1	0	-425	1	0	-425
5	Harmse ,J (Jacques)	3	1370.5	945.5	1	1228.2	945.5	1	1210.6	945.5	1	1187.6	945.5
6	Fourie ,T (Tristan)	2	2	425	2	2	425	0	0	0	0	0	0
6	Fourie ,T (Tristan)	2	918.8	1343.8	2	905	1343.8	0	0	0	0	0	0
7	Kok ,H (Heinrick)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Kok ,H (Heinrick)	2	1200	775	2	1200	775	0	0	0	0	0	0
8	Brandt ,M (Mia)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Brandt ,M (Mia)	2	1370.2	945.2	2	1339.3	945.2	0	0	0	0	0	0
9	Swart ,M (Madelle)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
9	Swart ,M (Madelle)	2	1200	1412.5	2	1200	1412.5	0	0	0	0	0	0
10	Matha ,J (Jessica)	2	2	425	2	2	425	0	0	0	0	0	0
10	Matha ,J (Jessica)	2	1163.8	1588.8	2	1156	1588.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bester, E (Emma)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms