Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kersouw, E (Emily)

Chess SA id

2140192724

FIDE id

Date of birth

2014-10-17 (U12)

Gender

Female

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

2025-09-09

Junior GPX Games

28.5

Junior GPX Points

1353.6

Item	Main	Standard	Rapid	Blitz
Rating	1464.7	1409.2	1372	1200
Raw rating	1464.7	1409.2	1372	1200
Weighted rating	1336.5	1300.7	1278.2	1200
Weighted performance	1445.5	1403.8	1305.5	0
Floor	964.7	909.2	872	700
K-factor	32	32	36	36
Min/Max rating change allowed	113.7	123.1	129.8	165.8
Highest rating	1464.7 2025-09-30	1419.9 2025-09-30	1372 2025-09-01	1200 2024-02-01
Highest raw rating	1464.7 2025-09-30	1409.2 2025-09-30	1372 2025-09-01	1200 2024-02-01
Highest weighted rating	1321 2025-09-30	1288.3 2025-09-30	1256.2 2025-09-01	1200 2024-02-01
Highest weighted performance	1461.9 2025-09-30	1419.9 2025-09-30	1335.7 2025-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1464.7	1409.2	1372	1200
Analysis
Rating	1464.7	1409.2	1372	1200
Raw rating	1464.7	1409.2	1372	1200
Weighted rating	1336.5	1300.7	1278.2
Weighted performance	1445.5	1403.8	1305.5
K-factor	32	32	36	36
Floor	964.7	909.2	872	700
Max/Min rating change allowed	113.7	123.1	129.8	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	1464.7	1409.2	1372	1200
New weighted rating	1351.1	1312.4	1288.3	1200
New weighted performance	1436.8	1395.2	1297.1	0
Temp new rating	1464.7	1409.2	1372	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1464.7	1409.2	1372	1200
New K-factor	32	32	36	36
New floor	964.7	909.2	872	700

Item	Main	Standard	Rapid
	0	0	0
	34	23	11
	24	5	19
	0	0	0
	0	0	0
	0	0	0
History	58	28	30

Games since
	Main 58	Standard 28		Rapid 30		Blitz 0
Gender	F
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1565		480		32
F	6		2		1
U12	185		54		2
U12 F	2		1		1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	665		346		75
F	4		3		1
U12	106		62		13
U12 F	1		1		1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
F	-1		-1		-1
U12	-1		-1		-1
U12 F	-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	34	27.5	80.88	262.5	1273.4	1535.9
Standard	23	16.5	71.74	184.8	1313.5	1498.3
Rapid	11	11	100	425	1189.5	1614.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	38.5	66.38	139.2	1265.4	1404.6
Standard	28	18.5	66.07	136.6	1332.4	1469
Rapid	30	20	66.67	141.7	1202.9	1344.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1464.7	1409.2	1372	1200
2025-09-30	1464.7	1409.2	1372	1200
2025-09-01	1450.3	1369.6	1372	1200
2025-08-01	1443.3	1371.8	1302.1	1200
2025-07-01	1443.3	1371.8	1302.1	1200
2025-06-01	1443.3	1371.8	1302.1	1200
2025-05-01	1379.7	1311.9	1302.1	1200
2025-04-01	1379.7	1311.9	1302.1	1200
2025-03-01	1272.9	1230	1302.1	1200
2025-02-01	1220.4	1230	1211.2	1200
2025-01-01	1220.4	1230	1211.2	1200
2024-12-01	1220.4	1230	1211.2	1200
2024-11-01	1220.4	1230	1211.2	1200
2024-10-01	1220.4	1230	1211.2	1200
2024-09-01	1198.6	1200	1211.2	1200
2024-08-01	1193.2	1200	1191	1200
2024-07-01	1193.2	1200	1191	1200
2024-09-01	1202.4	1200	1206.8	1200
2024-05-01	1182.7	1200	1167.2	1200
2024-04-01	1182.7	1200	1167.2	1200
2024-03-01	1182.7	1200	1167.2	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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 (U13 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U13 Girls)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	6	Yes	Analysis
3	Western Cape Women�s Championship 2025 (U12)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
6	Lower West Coast Prestige 2025 (U11 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 (U13 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U13 Girls)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	6	6	6	Yes	Analysis
3	Western Cape Women�s Championship 2025 (U12)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
6	Lower West Coast Prestige 2025 (U11 Girls)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
7	Western Cape Top Schools Championship 2024 (U11 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
8	Pedro Booyse Top Schools Championships 2024 (U11 Girls)	2024-08-03	2024-08-03	Rapid	West Coast (WCU)	6	4	2	Yes	Analysis
9	Basil Ellman Annual Rapid 2024 (Advanced)	2024-06-08	2024-06-08	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
10	Brenton Cupido West Coast Schools Championship 2024 (U11)	2024-05-25	2024-05-25	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
11	Lower West Coast Schools Chess Prestige 2024 (U11 Girls)	2024-02-17	2024-02-17	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis

#	Games	Start				End
1	9	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Makamba, J (Jaylin)				Opponent Bota, A (Alupheli)
2	8	Tournament West Coast Schools Chess Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Bothma-Cilliers, K (Kalika)				Opponent Cetywayo, S (Siyahluma)
3	7	Tournament Western Cape Top Schools Championship 2024				Tournament West Coast Schools Chess Prestige 2025
		date 2024-09-01	rnd 5	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Alexander, P (Phoebe)				Opponent Julies, J (Jazne)

#	Games	Start				End
1	8	Tournament West Coast Schools Chess Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Bothma-Cilliers, K (Kalika)				Opponent Cetywayo, S (Siyahluma)
2	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Kirby, A (Aaliyah)				Opponent Van Tonder, M (Mieke)
3	3	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Makamba, J (Jaylin)				Opponent Bota, A (Alupheli)

#	Games	Start				End
1	13	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools 2025
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Don, M (Mikayla)				Opponent Tieties, P (Pearl)
2	2	Tournament Brenton Cupido West Coast Schools Championship 2024				Tournament Brenton Cupido West Coast Schools Championship 2024
		date 2024-05-25	rnd 3	type Rapid	result 1	date 2024-05-25	rnd 4	type Rapid	result 1
		Opponent Makamba, J (Jaylin)				Opponent Fransman, B (Blue-Neil)
3	1	Tournament Basil Ellman Annual Rapid 2024				Tournament Basil Ellman Annual Rapid 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 3	type Rapid	result 1
		Opponent Kruger, J (Jamie Leigh)				Opponent Kruger, J (Jamie Leigh)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Makamba, J (Jaylin)				Opponent Bota, A (Alupheli)
2	8	Tournament West Coast Schools Chess Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Bothma-Cilliers, K (Kalika)				Opponent Cetywayo, S (Siyahluma)
3	7	Tournament Western Cape Top Schools Championship 2024				Tournament West Coast Schools Chess Prestige 2025
		date 2024-09-01	rnd 5	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Alexander, P (Phoebe)				Opponent Julies, J (Jazne)

#	Games	Start				End
1	8	Tournament West Coast Schools Chess Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Bothma-Cilliers, K (Kalika)				Opponent Cetywayo, S (Siyahluma)
2	3	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Makamba, J (Jaylin)				Opponent Bota, A (Alupheli)
3	2	Tournament Western Cape Top Schools Championship 2024				Tournament West Coast Schools Chess Prestige 2025
		date 2024-09-01	rnd 5	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Alexander, P (Phoebe)				Opponent Julies, J (Jazne)

#	Games	Start				End
1	13	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools 2025
		date 2024-08-03	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Don, M (Mikayla)				Opponent Tieties, P (Pearl)
2	2	Tournament Brenton Cupido West Coast Schools Championship 2024				Tournament Brenton Cupido West Coast Schools Championship 2024
		date 2024-05-25	rnd 3	type Rapid	result 1	date 2024-05-25	rnd 4	type Rapid	result 1
		Opponent Makamba, J (Jaylin)				Opponent Fransman, B (Blue-Neil)
3	1	Tournament Basil Ellman Annual Rapid 2024				Tournament Basil Ellman Annual Rapid 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 3	type Rapid	result 1
		Opponent Kruger, J (Jamie Leigh)				Opponent Kruger, J (Jamie Leigh)

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	Solomon ,M (Monika)	2	2	425	2	2	425	0	0	0	0	0	0
1	Solomon ,M (Monika)	2	1221.8	1646.8	2	1229.9	1646.8	0	0	0	0	0	0
2	Makamba ,J (Jaylin)	2	2	425	1	1	425	1	1	425	0	0	0
2	Makamba ,J (Jaylin)	2	1230.2	1655.2	1	1258.9	1655.2	1	1200	1655.2	0	0	0
3	Swartz ,U (Umaree)	2	2	425	1	1	425	1	1	425	0	0	0
3	Swartz ,U (Umaree)	2	1302.9	1727.9	1	1247.9	1727.9	1	1312.6	1727.9	0	0	0
4	Bothma Cilliers ,K (Kalika)	2	2	425	1	1	425	1	1	425	0	0	0
4	Bothma Cilliers ,K (Kalika)	2	1176.9	1601.9	1	1175.7	1601.9	1	1187.9	1601.9	0	0	0
5	Kotze ,L (Luquezia)	2	1	0	0	0	0	2	1	0	0	0	0
5	Kotze ,L (Luquezia)	2	1137.2	1137.2	0	0	0	2	1152.2	1137.2	0	0	0
6	Naidoo ,E (Eden)	2	1	0	0	0	0	2	1	0	0	0	0
6	Naidoo ,E (Eden)	2	1213.8	1213.8	0	0	0	2	1290.9	1213.8	0	0	0
7	Tieties ,P (Pearl)	2	2	425	0	0	0	2	2	425	0	0	0
7	Tieties ,P (Pearl)	2	1155.7	1580.7	0	0	0	2	1125.8	1580.7	0	0	0
8	Cornelissen ,I (Isabella)	2	2	425	0	0	0	2	2	425	0	0	0
8	Cornelissen ,I (Isabella)	2	1199.9	1624.9	0	0	0	2	1199.9	1624.9	0	0	0
9	Don ,M (Mikayla)	2	1	0	0	0	0	2	1	0	0	0	0
9	Don ,M (Mikayla)	2	1276.8	1276.8	0	0	0	2	1334.2	1276.8	0	0	0
10	Khumbuza ,A (Amila)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Khumbuza ,A (Amila)	1	1340.5	915.5	1	1350.4	915.5	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

Kersouw, E (Emily)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms