Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, E (Emma)

Chess SA id

2130137564

FIDE id

Date of birth

2013-11-16 (U14)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1276.4	1251.5	1287.3	1200
Raw rating	1253.3	1207.1	1287.3	1200
Weighted rating	1276.4	1251.5	1251.1	1200
Weighted performance	1160.1	1122.1	1194.4	0
Floor	832.4	807.1	787.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.7	164.1	146.4	165.8
Highest rating	1332.4 2025-09-01	1307.1 2025-04-01	1287.3 2025-09-01	1200 2018-10-01
Highest raw rating	1332.4 2025-09-01	1307.1 2025-04-01	1287.3 2025-09-01	1200 2024-03-01
Highest weighted rating	1316.3 2018-10-01	1307.1 2018-10-01	1240.6 2018-10-01	1200 2018-10-01
Highest weighted performance	1319.9 2025-09-01	1307.1 2024-08-01	1251.3 2025-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-1.6	0	0
New rating	1276.5	1249.9	1287.3	1200
Analysis
Rating	1276.4	1251.5	1287.3	1200
Raw rating	1253.3	1207.1	1287.3	1200
Weighted rating	1276.4	1251.5	1251.1
Weighted performance	1160.1	1122.1	1194.4
K-factor	36	36	36	36
Floor	832.4	807.1	787.3	700
Max/Min rating change allowed	153.7	164.1	146.4	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	1253.3	1207.1	1287.3	1200
New weighted rating	1276.5	1249.9	1255.3	1200
New weighted performance	1152.3	1114.5	1185.5	0
Temp new rating	1276.5	1249.9	1287.3	1200
Temp new rating +/-	0	-1.6	0	0
Final new rating +/-	0	-1.6	0	0
New rating	1276.5	1249.9	1287.3	1200
New K-factor	36	36	36	36
New floor	832.4	807.1	787.3	700

Item	Main	Standard	Rapid
	0	0	0
	47	37	10
	39	21	18
	31	16	15
	4	0	4
	0	0	0
History	121	74	47

Games since
	Main 86	Standard 58		Rapid 28		Blitz 0
Gender	Female
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	3509		1153		154
Female	745		292		44
U14	666		220		30
U14 Female	178		71		11
Standard
	RSA		Province		Region
Overall	3616		1031		138
Female	791		294		45
U14	694		192		25
U14 Female	195		73		12
Rapid
	RSA		Province		Region
Overall	1148		577		92
Female	195		110		23
U14	254		132		26
U14 Female	63		33		7
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	47	22	46.81	-27.1	1322.8	1295.7
Standard	37	15.5	41.89	-68.9	1340.4	1271.5
Rapid	10	6.5	65	127.5	1257.8	1385.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	121	55.5	45.87	-35.1	1265.8	1230.7
Standard	74	32	43.24	-57.4	1295.4	1238
Rapid	47	23.5	50	0	1219.2	1219.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1253.3	1207.1	1287.3	1200
2025-11-30	1253.3	1207.1	1287.3	1200
2025-11-01	1253.3	1207.1	1287.3	1200
2025-09-30	1313.9	1279.1	1287.3	1200
2025-09-01	1332.4	1299.6	1287.3	1200
2025-08-01	1312.1	1299.6	1240.6	1200
2025-07-01	1312.1	1299.6	1240.6	1200
2025-06-01	1312.1	1299.6	1240.6	1200
2025-05-01	1316.3	1307.1	1240.6	1200
2025-04-01	1316.3	1307.1	1240.6	1200
2025-03-01	1288.1	1275.9	1240.6	1200
2025-02-01	1258.4	1249.3	1220.2	1200
2025-01-01	1246.7	1234.3	1220.2	1200
2024-12-01	1246.7	1234.3	1220.2	1200
2024-11-01	1246.7	1234.3	1220.2	1200
2024-10-01	1246.7	1234.3	1220.2	1200
2024-09-01	1246.7	1234.3	1220.2	1200
2024-11-01	1230.9	1204.8	1220.2	1200
2024-07-01	1235.4	1204.8	1218.4	1200
2024-06-01	1235.4	1204.8	1218.4	1200
2024-05-01	1166.7	1113.2	1218.4	1200
2024-04-01	1166.7	1113.2	1218.4	1200
2024-03-01	1171.7	1106	1218.4	1200
2024-02-01	1106.2	1106	1124	1200

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	Western Cape Club Championship 2025 (C)	2025-10-25	2025-10-26	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
2	Paarl Boys' High School Chess Festival 2025 (Primary Schools)	2025-10-17	2025-10-18	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
3	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
4	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	4	3.5	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
6	Cape Winelands Schools Prestige 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	Cape Winelands Schools - Trials 1 2025 (U13 Girls)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
8	Laerskool Welgemoed Rapid 2025 (U14)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
9	Marie Delport Memorial 2025 (U14 Girls)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
10	Western Cape Women�s Championship 2024 (U12)	2024-08-09	2024-08-09	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
11	2nd Young Minds Classic 2024 (Junior)	2024-08-10	2024-08-10	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
12	Curro Durbanville Chess Rapid Open 2024 (Beginner)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
13	Western Cape PS Individuals Championship 2024 (U11 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
14	Cape Winelands Schools - Prestige 2024 (U11 Girls)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
15	Cape Winelands Schools - PS Trials 1 2024 (U11 Girls)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
16	Cape Winelands - Marie Delport Memorial 2024 (U12)	2024-01-27	2024-01-27	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
17	Midas Chess Youth 2023 (U10)	2023-09-09	2023-09-09	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis
18	Western Cape PS Individuals 2023 (U11 Girls)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
19	Midas Paints Chess Cup Term 2 2023 (U10)	2023-04-15	2023-04-15	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
20	Cape Winelands Schools Prestige 2023 (U11 Girls)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
21	Laerskool Welgemoed Rapid 2023 (U12)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
22	Cape Winelands Schools Chess - Trials 1 2023 (U11 Girls)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
23	Central Winelands Schools Individual Trials 2022 (U9 Girls)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Western Cape Schools Individual Championship 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Bota, A (Alupheli)				Opponent Terblanche, B (Ben)
2	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Kennedy, L (Leah)				Opponent Van Der Westhuizen, L (Linli)
3	4	Tournament Western Cape PS Individuals Championship 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-05-04	rnd 4	type Standard	result 1	date 2024-07-13	rnd 1	type Rapid	result 1
		Opponent Volgraaff, A (Ava)				Opponent Engelbrecht, J (Jordan)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Kennedy, L (Leah)				Opponent Van Der Westhuizen, L (Linli)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Bota, A (Alupheli)				Opponent Theunissen, B (Brooklyn)
3	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 1	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent Rossouw, J (Jana)				Opponent Philander, J (Jadelynne)

#	Games	Start				End
1	4	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 2	type Rapid	result 0.5	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Botma, P (Phillip)				Opponent Terblanche, B (Ben)
2	4	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Jumat, M (Mj)				Opponent Colyn, E (Estelanie)
3	2	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Arora, A (Ansh)				Opponent Nyandebvu, C (Claire)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Kennedy, L (Leah)				Opponent Van Der Westhuizen, L (Linli)
2	4	Tournament Western Cape PS Individuals Championship 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-05-04	rnd 4	type Standard	result 1	date 2024-07-13	rnd 1	type Rapid	result 1
		Opponent Volgraaff, A (Ava)				Opponent Engelbrecht, J (Jordan)
3	3	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Sedan, A (Abubacker)				Opponent Terblanche, B (Ben)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Kennedy, L (Leah)				Opponent Van Der Westhuizen, L (Linli)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Bota, A (Alupheli)				Opponent Theunissen, B (Brooklyn)
3	3	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 3	type Standard	result 1	date 2025-01-26	rnd 5	type Standard	result 1
		Opponent Kennedy, L (Leah)				Opponent Van Der Westhuizen, L (Linli)

#	Games	Start				End
1	3	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Sedan, A (Abubacker)				Opponent Terblanche, B (Ben)
2	2	Tournament Curro Durbanville Chess Rapid Open 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-07-13	rnd 4	type Rapid	result 1	date 2024-07-13	rnd 5	type Rapid	result 1
		Opponent Arora, A (Ansh)				Opponent Nyandebvu, C (Claire)
3	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Curro Durbanville Chess Rapid Open 2024
		date 2024-02-10	rnd 6	type Rapid	result 1	date 2024-07-13	rnd 1	type Rapid	result 1
		Opponent Folscher, L (Lizel)				Opponent Engelbrecht, J (Jordan)

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	Van Der Westhuizen ,L (Linli)	5	3	85	3	3	425	2	0	-425	0	0	0
1	Van Der Westhuizen ,L (Linli)	5	1407.3	1492.3	3	1421.5	1832.3	2	1333.2	982.3	0	0	0
2	Philander ,J (Jadelynne)	4	2.5	106.2	3	2	141.7	1	0.5	0	0	0	0
2	Philander ,J (Jadelynne)	4	1168	1274.3	3	1143.2	1309.7	1	1253.2	1168	0	0	0
3	Van Der Merwe ,Z (Zoe)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Van Der Merwe ,Z (Zoe)	3	1210.8	1069.1	3	1196.2	1069.1	0	0	0	0	0	0
4	Naude ,A (Ariel)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Naude ,A (Ariel)	3	1208.1	1349.7	3	1197.2	1349.7	0	0	0	0	0	0
5	Hagen ,S (Sophia)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Hagen ,S (Sophia)	2	1563.7	1138.7	2	1548.1	1138.7	0	0	0	0	0	0
6	Kennedy ,L (Leah)	2	2	425	2	2	425	0	0	0	0	0	0
6	Kennedy ,L (Leah)	2	1101.3	1526.3	2	1101.3	1526.3	0	0	0	0	0	0
7	Jumat ,M (Mj)	2	2	425	1	1	425	1	1	425	0	0	0
7	Jumat ,M (Mj)	2	1163.1	1588.1	1	1200	1588.1	1	1150.7	1588.1	0	0	0
8	Diedericks ,S (Shardonique)	2	1	0	1	1	425	1	0	-425	0	0	0
8	Diedericks ,S (Shardonique)	2	1174.4	1174.4	1	1178.2	1599.4	1	1155.7	749.4	0	0	0
9	Folscher ,L (Lizel)	2	1	0	1	0	-425	1	1	425	0	0	0
9	Folscher ,L (Lizel)	2	1247.3	1247.3	1	1232.1	822.3	1	1245.7	1672.3	0	0	0
10	Botma ,P (Phillip)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
10	Botma ,P (Phillip)	2	1214.8	1002.2	1	1200	789.8	1	1200	1214.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Coetzee, E (Emma)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms