Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zou, Y (Yixuan)

Chess SA id

2130132217

FIDE id

Date of birth

2013-02-06 (U14)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1247

Item	Main	Standard	Rapid	Blitz
Rating	1299.2	1300.6	1174.1	1163.4
Raw rating	1299.2	1298.6	1174.1	1163.4
Weighted rating	1296.5	1300.6	1171.2	1159.5
Weighted performance	1186.8	1182.7	0	0
Floor	818.8	828.7	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	144	144.1	172	174.7
Highest rating	1332.7 2024-09-01	1328.7 2024-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1318.8 2024-10-01	1328.7 2024-07-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1293.3 2025-08-01	1298.6 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1332.7 2024-09-01	1325.5 2024-09-01	1200 2024-03-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0.6	0	0
New rating	1299.2	1301.1	1174.1	1163.4
Analysis
Rating	1299.2	1300.6	1174.1	1163.4
Raw rating	1299.2	1298.6	1174.1	1163.4
Weighted rating	1296.5	1300.6	1171.2
Weighted performance	1186.8	1182.7	0
K-factor	36	36	36	36
Floor	818.8	828.7	700	700
Max/Min rating change allowed	144	144.1	172	174.7
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	1299.2	1298.6	1174.1	1163.4
New weighted rating	1297.7	1301.1	1171.1	1159.4
New weighted performance	1186.3	1182.3	0	0
Temp new rating	1299.2	1301.1	1174.1	1163.4
Temp new rating +/-	0	0.6	0	0
Final new rating +/-	0	0.6	0	0
New rating	1299.2	1301.1	1174.1	1163.4
New K-factor	36	36	36	36
New floor	818.8	828.7	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	9	9	0	0
	43	30	5	8
	5	5	0	0
	0	0	0	0
	0	0	0	0
History	61	48	5	8

Games since
	Main 57	Standard 44		Rapid 5		Blitz 8
Gender	Female
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3202		1069		305
Female	659		217		50
U14	600		191		48
U14 Female	152		47		11
Standard
	RSA		Province		Region
Overall	3053		1097		294
Female	637		221		49
U14	575		195		47
U14 Female	155		47		11
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
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	9	4	44.44	-47.2	1323.4	1276.2
Standard	9	4	44.44	-47.2	1323.4	1276.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	61	29	47.54	-20.9	1297.6	1276.7
Standard	48	26	54.17	35.4	1294.8	1330.2
Rapid	5	1	20	-255	1295.1	1040.1
Blitz	8	2	25	-212.5	1315.5	1103

Date	Main	Standard	Rapid	Blitz
2025-09-30	1299.2	1298.6	1174.1	1163.4
2025-09-01	1299.2	1298.6	1174.1	1163.4
2025-08-01	1299.2	1298.6	1174.1	1163.4
2025-07-01	1299.2	1298	1174.1	1163.4
2025-06-01	1299.2	1298	1174.1	1163.4
2025-05-01	1311	1310.5	1174.1	1163.4
2025-04-01	1311	1310.5	1174.1	1163.4
2025-03-01	1311	1310.5	1174.1	1163.4
2025-02-01	1311	1310.5	1173.8	1163.1
2025-01-01	1311	1310.5	1159.7	1147.1
2024-12-01	1311	1310.5	1159.7	1147.1
2024-11-01	1311	1310.5	1159.7	1147.1
2024-10-01	1318.8	1320.2	1159.7	1147.1
2024-09-01	1281.6	1300	1159.7	1147.1
2024-08-01	1281.6	1300	1159.7	1147.1
2024-07-01	1302.2	1328.7	1159.7	1147.1
2024-06-01	1251.4	1282.3	1159.7	1147.1
2024-08-01	1217.3	1257.8	1159.7	1147.1
2024-04-01	1236.3	1257.8	1200	1147.1
2024-03-01	1252.8	1257.8	1200	1200
2024-02-01	1252.8	1257.8	1200	1200
2024-01-01	1252.8	1257.8	1200	1200
2023-12-01	1252.8	1257.8	1200	1200
2023-11-01	1252.8	1257.8	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	Moja Chess Extravaganza 2025 (U14)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	CPH May 2025 (C)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Moja Chess Extravaganza 2025 (U14)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	CPH May 2025 (C)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
3	Laerskool Doringkloof Primary Open Chess Tournament 2024 (U12)	2024-10-19	2024-10-19	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	JCC Khelo India 1st Annual Chess Tournament 2024 (D)	2024-08-31	2024-08-31	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Menlopark Open Chess Tournament 2024 (U12)	2024-07-13	2024-07-13	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2024 Elise Steenkamp Open Chess Tournament (Rooks)	2024-06-15	2024-06-15	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
7	GoForChess Junior Chess Championships 2024 (Senior)	2024-05-19	2024-05-19	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
8	JMC Helpmekaar Kollege Tournament 2024 (D)	2024-05-04	2024-05-04	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
9	JCC King David Linksfield Rapid 2024 (B)	2024-04-21	2024-04-21	Rapid	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
10	Wanderers Blitz Tournament 2024	2024-03-23	2024-03-23	Blitz	Johannesburg Metro (GJM)	9	8	2	Yes	Analysis
11	Africawide Chess Championship 2023 (Open)	2023-11-03	2023-11-05	Standard	Johannesburg Metro (GJM)	7	0	0	No	Analysis
12	Africawide Chess Championship 2023 (Development A)	2023-11-04	2023-11-04	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
13	JNW Club - Trinityhouse Randpark Ridge Open 2020 (F)	2020-02-22	2020-02-22	Standard	Johannesburg Metro (GJM)	5	4	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament GoForChess Junior Chess Championships 2024				Tournament 2024 Elise Steenkamp Open Chess Tournament
		date 2024-05-19	rnd 5	type Standard	result 1	date 2024-06-15	rnd 3	type Standard	result 1
		Opponent Nolan, T (Tebello)				Opponent Dixon, G (Genevieve)
2	4	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament Africawide Chess Championship 2023
		date 2020-02-22	rnd 5	type Standard	result 1	date 2023-11-04	rnd 3	type Standard	result 1
		Opponent Badenhorst, D (Daniel)				Opponent Rugubeer, N (Nehan)
3	2	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 4	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 1
		Opponent Saloner, K (Kobi)				Opponent Mako, T (Tshiamo)

#	Games	Start				End
1	4	Tournament GoForChess Junior Chess Championships 2024				Tournament 2024 Elise Steenkamp Open Chess Tournament
		date 2024-05-19	rnd 5	type Standard	result 1	date 2024-06-15	rnd 3	type Standard	result 1
		Opponent Nolan, T (Tebello)				Opponent Dixon, G (Genevieve)
2	4	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament Africawide Chess Championship 2023
		date 2020-02-22	rnd 5	type Standard	result 1	date 2023-11-04	rnd 3	type Standard	result 1
		Opponent Badenhorst, D (Daniel)				Opponent Rugubeer, N (Nehan)
3	2	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 4	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 1
		Opponent Saloner, K (Kobi)				Opponent Mako, T (Tshiamo)

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 3	type Rapid	result 1	date 2024-04-21	rnd 3	type Rapid	result 1
		Opponent Boer, C (Christiaan)				Opponent Boer, C (Christiaan)

#	Games	Start				End
1	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 9	type Blitz	result 1
		Opponent Fietze, M (Mathew)				Opponent Moletsane, O (Oabile)

#	Games	Start				End
1	4	Tournament GoForChess Junior Chess Championships 2024				Tournament 2024 Elise Steenkamp Open Chess Tournament
		date 2024-05-19	rnd 5	type Standard	result 1	date 2024-06-15	rnd 3	type Standard	result 1
		Opponent Nolan, T (Tebello)				Opponent Dixon, G (Genevieve)
2	4	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament Africawide Chess Championship 2023
		date 2020-02-22	rnd 5	type Standard	result 1	date 2023-11-04	rnd 3	type Standard	result 1
		Opponent Badenhorst, D (Daniel)				Opponent Rugubeer, N (Nehan)
3	2	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 4	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 1
		Opponent Saloner, K (Kobi)				Opponent Mako, T (Tshiamo)

#	Games	Start				End
1	4	Tournament GoForChess Junior Chess Championships 2024				Tournament 2024 Elise Steenkamp Open Chess Tournament
		date 2024-05-19	rnd 5	type Standard	result 1	date 2024-06-15	rnd 3	type Standard	result 1
		Opponent Nolan, T (Tebello)				Opponent Dixon, G (Genevieve)
2	4	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament Africawide Chess Championship 2023
		date 2020-02-22	rnd 5	type Standard	result 1	date 2023-11-04	rnd 3	type Standard	result 1
		Opponent Badenhorst, D (Daniel)				Opponent Rugubeer, N (Nehan)
3	2	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 4	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 1
		Opponent Saloner, K (Kobi)				Opponent Mako, T (Tshiamo)

#	Games	Start				End
1	1	Tournament JCC King David Linksfield Rapid 2024				Tournament JCC King David Linksfield Rapid 2024
		date 2024-04-21	rnd 3	type Rapid	result 1	date 2024-04-21	rnd 3	type Rapid	result 1
		Opponent Boer, C (Christiaan)				Opponent Boer, C (Christiaan)

#	Games	Start				End
1	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 9	type Blitz	result 1
		Opponent Fietze, M (Mathew)				Opponent Moletsane, O (Oabile)

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	Papanicolaou ,M (Mila)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Papanicolaou ,M (Mila)	2	1418.6	993.6	1	1436.7	993.6	1	1365.5	993.6	0	0	0
2	Schmidt ,C (Christian)	1	1	425	1	1	425	0	0	0	0	0	0
2	Schmidt ,C (Christian)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Rugubeer ,N (Nehan)	1	1	425	1	1	425	0	0	0	0	0	0
3	Rugubeer ,N (Nehan)	1	1196.3	1621.3	1	1195	1621.3	0	0	0	0	0	0
4	Dixon ,G (Genevieve)	1	1	425	1	1	425	0	0	0	0	0	0
4	Dixon ,G (Genevieve)	1	1264.5	1689.5	1	1261.5	1689.5	0	0	0	0	0	0
5	Britz ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Britz ,W (Wian)	1	1203.2	778.2	1	1193.3	778.2	0	0	0	0	0	0
6	Motau ,N (Neelo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Motau ,N (Neelo)	1	1364.7	1789.7	1	1391.5	1789.7	0	0	0	0	0	0
7	Britz ,G (Gian)	1	1	425	1	1	425	0	0	0	0	0	0
7	Britz ,G (Gian)	1	1188	1613	1	1188.8	1613	0	0	0	0	0	0
8	Dikwetla ,N (Niza Eyana)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Dikwetla ,N (Niza Eyana)	1	1226.6	801.6	1	1231.3	801.6	0	0	0	0	0	0
9	Dsouza ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Dsouza ,E (Ethan)	1	1431.3	1006.3	1	1426.3	1006.3	0	0	0	0	0	0
10	Yimani ,K (Kshitij)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Yimani ,K (Kshitij)	1	1221	796	1	1224	796	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Zou, Y (Yixuan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms