Chess South Africa Ratings Database

PLAYER PAGE

Personal

Wilson, I (Isabelle)

Chess SA id

2110315704

FIDE id

Date of birth

2011-02-03 (U16)

Gender

Female

Region

King Cetshwayo (KUR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1128.6

Item	Main	Standard	Rapid	Blitz
Rating	1213.5	1206.4	1221.1	1200
Raw rating	1213.5	1186.1	1221.1	1200
Weighted rating	1208.9	1206.4	1201.7	1200
Weighted performance	1176.8	1082.5	0	0
Floor	750.8	754.9	721.1	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.7	169.1	160.9	165.8
Highest rating	1250.8 2025-04-01	1254.9 2025-04-01	1221.1 2025-09-30	1200 2025-03-01
Highest raw rating	1250.8 2025-04-01	1254.9 2025-04-01	1221.1 2025-09-30	1200 2025-03-01
Highest weighted rating	1250.8 2025-05-05	1254.9 2025-05-05	1200 2025-03-01	1200 2025-03-01
Highest weighted performance	1176.8 2025-11-01	1126.3 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-1.5	0	0
New rating	1213.5	1204.9	1221.1	1200
Analysis
Rating	1213.5	1206.4	1221.1	1200
Raw rating	1213.5	1186.1	1221.1	1200
Weighted rating	1208.9	1206.4	1201.7
Weighted performance	1176.8	1082.5	0
K-factor	36	36	36	36
Floor	750.8	754.9	721.1	700
Max/Min rating change allowed	162.7	169.1	160.9	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	1213.5	1186.1	1221.1	1200
New weighted rating	1209.5	1204.9	1203.3	1200
New weighted performance	1169.9	1076	0	0
Temp new rating	1213.5	1204.9	1221.1	1200
Temp new rating +/-	0	-1.5	0	0
Final new rating +/-	0	-1.5	0	0
New rating	1213.5	1204.9	1221.1	1200
New K-factor	36	36	36	36
New floor	750.8	754.9	721.1	700

Item	Main	Standard	Rapid
	0	0	0
	57	35	22
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	57	35	22

Games since
	Main 57	Standard 35		Rapid 22		Blitz 0
Gender	Female
Age group	U16
Region	King Cetshwayo (KUR)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	4033		257		59
Female	952		50		14
U16	654		33		9
U16 Female	195		8		2
Standard
	RSA		Province		Region
Overall	4017		227		53
Female	955		38		12
U16	653		26		7
U16 Female	189		5		1
Rapid
	RSA		Province		Region
Overall	1526		180		32
Female	313		41		11
U16	246		22		6
U16 Female	54		5		2
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	57	24.5	42.98	-59.6	1263.8	1204.1
Standard	35	14.5	41.43	-72.9	1252.9	1180
Rapid	22	10	45.45	-38.6	1281.1	1242.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	57	24.5	42.98	-59.6	1263.8	1204.1
Standard	35	14.5	41.43	-72.9	1252.9	1180
Rapid	22	10	45.45	-38.6	1281.1	1242.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1213.5	1186.1	1221.1	1200
2025-09-30	1214.4	1190.5	1221.1	1200
2025-09-01	1192.7	1208.8	1177.9	1200
2025-08-01	1208.4	1208.8	1200	1200
2025-07-01	1207.9	1208.2	1200	1200
2025-06-01	1204.2	1203.7	1200	1200
2025-05-01	1249.7	1251.5	1200	1200
2025-04-01	1250.8	1254.9	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	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	2025 King Cetshwayo Summer Open (Open)	2025-10-25	2025-10-25	Standard	King Cetshwayo (KUR)	5	5	2.5	Yes	Analysis
2	2025 Umhlathuze Mayoral Cup (U20)	2025-09-20	2025-09-20	Standard	King Cetshwayo (KUR)	5	4	1	Yes	Analysis
3	2025 3rd Annual UniZulu Tournament (U14+U16)	2025-09-13	2025-09-13	Rapid	King Cetshwayo (KUR)	6	6	4	Yes	Analysis
4	2025 KZN Provincial Trials (U16)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	2	Yes	Analysis
5	2025 KwaZulu-Natal Women Championship (B)	2025-08-23	2025-08-23	Rapid	King Cetshwayo (KUR)	6	5	2	Yes	Analysis
6	2025 King Cetshwayo Inter-School Teams Junior Primary (High School)	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
7	2025 King Cetshwayo Winter Open (U16)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	1	Yes	Analysis
8	2025 KZN Open (B)	2025-05-02	2025-05-04	Standard	Ethekwini (KED)	7	7	2	Yes	Analysis
9	2025 King Cetshwayo Anniversary (U16)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
10	2025 Kinng Cetshwayo Championship (U16 Girls)	2025-03-01	2025-03-01	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
11	2025 King Cetshwayo Open (U16)	2025-02-15	2025-02-15	Standard	King Cetshwayo (KUR)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 King Cetshwayo Summer Open (Open)	2025-10-25	2025-10-25	Standard	King Cetshwayo (KUR)	5	5	2.5	Yes	Analysis
2	2025 Umhlathuze Mayoral Cup (U20)	2025-09-20	2025-09-20	Standard	King Cetshwayo (KUR)	5	4	1	Yes	Analysis
3	2025 3rd Annual UniZulu Tournament (U14+U16)	2025-09-13	2025-09-13	Rapid	King Cetshwayo (KUR)	6	6	4	Yes	Analysis
4	2025 KZN Provincial Trials (U16)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	2	Yes	Analysis
5	2025 KwaZulu-Natal Women Championship (B)	2025-08-23	2025-08-23	Rapid	King Cetshwayo (KUR)	6	5	2	Yes	Analysis
6	2025 King Cetshwayo Inter-School Teams Junior Primary (High School)	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
7	2025 King Cetshwayo Winter Open (U16)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	1	Yes	Analysis
8	2025 KZN Open (B)	2025-05-02	2025-05-04	Standard	Ethekwini (KED)	7	7	2	Yes	Analysis
9	2025 King Cetshwayo Anniversary (U16)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
10	2025 Kinng Cetshwayo Championship (U16 Girls)	2025-03-01	2025-03-01	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
11	2025 King Cetshwayo Open (U16)	2025-02-15	2025-02-15	Standard	King Cetshwayo (KUR)	5	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2025 King Cetshwayo Open				Tournament 2025 Kinng Cetshwayo Championship
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Naidoo, D (David)				Opponent Oosthuyzen, J (Julianne)
2	3	Tournament 2025 KZN Provincial Trials				Tournament 2025 3rd Annual UniZulu Tournament
		date 2025-09-06	rnd 5	type Rapid	result 1	date 2025-09-13	rnd 1	type Rapid	result 1
		Opponent Mgibanyoni, S (Siphokuhle)				Opponent Zungu, O (Oluhle)
3	2	Tournament 2025 3rd Annual UniZulu Tournament				Tournament 2025 3rd Annual UniZulu Tournament
		date 2025-09-13	rnd 3	type Rapid	result 1	date 2025-09-13	rnd 4	type Rapid	result 1
		Opponent Oosthuyzen, J (Julianne)				Opponent Mhlongo, M (Melokuhle)

#	Games	Start				End
1	5	Tournament 2025 King Cetshwayo Open				Tournament 2025 Kinng Cetshwayo Championship
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Naidoo, D (David)				Opponent Oostuyzen, J (Julliane)
2	2	Tournament 2025 Kinng Cetshwayo Championship				Tournament 2025 King Cetshwayo Anniversary
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Nxumalo, Z (Zodumo)				Opponent Naidoo, K (Kimika)
3	1	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Oostuyzen, J (Julliane)				Opponent Oostuyzen, J (Julliane)

#	Games	Start				End
1	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 5	type Rapid	result 1	date 2025-09-06	rnd 6	type Rapid	result 1
		Opponent Mgibanyoni, S (Siphokuhle)				Opponent Ramlakkan, T (Talash)
2	2	Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Zulu, S (Samkelo)				Opponent Mthethwa, L (Likhwa)
3	1	Tournament 2025 KwaZulu-Natal Women Championship				Tournament 2025 KwaZulu-Natal Women Championship
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Ngobese, Z (Zoe)				Opponent Ngobese, Z (Zoe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2025 King Cetshwayo Open				Tournament 2025 Kinng Cetshwayo Championship
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Naidoo, D (David)				Opponent Oostuyzen, J (Julliane)
2	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 5	type Rapid	result 1	date 2025-09-06	rnd 6	type Rapid	result 1
		Opponent Mgibanyoni, S (Siphokuhle)				Opponent Ramlakkan, T (Talash)
3	2	Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Zulu, S (Samkelo)				Opponent Mthethwa, L (Likhwa)

#	Games	Start				End
1	5	Tournament 2025 King Cetshwayo Open				Tournament 2025 Kinng Cetshwayo Championship
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-03-01	rnd 3	type Standard	result 1
		Opponent Naidoo, D (David)				Opponent Oostuyzen, J (Julliane)
2	2	Tournament 2025 Kinng Cetshwayo Championship				Tournament 2025 King Cetshwayo Anniversary
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Nxumalo, Z (Zodumo)				Opponent Naidoo, K (Kimika)
3	1	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Oostuyzen, J (Julliane)				Opponent Oostuyzen, J (Julliane)

#	Games	Start				End
1	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 5	type Rapid	result 1	date 2025-09-06	rnd 6	type Rapid	result 1
		Opponent Mgibanyoni, S (Siphokuhle)				Opponent Ramlakkan, T (Talash)
2	2	Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-08-02	rnd 2	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Zulu, S (Samkelo)				Opponent Mthethwa, L (Likhwa)
3	1	Tournament 2025 KwaZulu-Natal Women Championship				Tournament 2025 KwaZulu-Natal Women Championship
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Ngobese, Z (Zoe)				Opponent Ngobese, Z (Zoe)

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	Luwes ,E (Emil)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Luwes ,E (Emil)	3	1223.6	798.6	3	1226.6	798.6	0	0	0	0	0	0
2	Oosthuyzen ,J (Julianne)	3	3	425	2	2	425	1	1	425	0	0	0
2	Oosthuyzen ,J (Julianne)	3	1200	1625	2	1200	1625	1	1200	1625	0	0	0
3	Nxumalo ,M (Mpumelelo)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Nxumalo ,M (Mpumelelo)	2	1542.8	1117.8	1	1548.8	1117.8	1	1362	1117.8	0	0	0
4	Sithole ,A (Akaziwe)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Sithole ,A (Akaziwe)	2	1411.4	986.4	1	1426.7	986.4	1	1246.9	986.4	0	0	0
5	Scholtz ,I (Ivan)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
5	Scholtz ,I (Ivan)	2	1400.7	1188.2	1	1388.5	1400.7	1	1272	975.7	0	0	0
6	Fisher ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Fisher ,L (Luke)	1	1133.1	708.1	1	1171.7	708.1	0	0	0	0	0	0
7	McIntosh ,K (Kenley)	1	1	425	1	1	425	0	0	0	0	0	0
7	McIntosh ,K (Kenley)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Mzini ,M (Musa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mzini ,M (Musa)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Khumalo ,Z (Zandile)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Khumalo ,Z (Zandile)	1	1187.8	762.8	1	1200	762.8	0	0	0	0	0	0
10	De Bruyn ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
10	De Bruyn ,L (Liam)	1	1353.5	1778.5	1	1410.3	1778.5	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

Wilson, I (Isabelle)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms