Chess South Africa Ratings Database

PLAYER PAGE

Personal

Chen, Y (Yuqi)

Chess SA id

1120152983

FIDE id

Date of birth

2012-06-28 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1447.5

Item	Main	Standard	Rapid	Blitz
Rating	1470.1	1472	1200	1200
Raw rating	1470.1	1472	1200	1200
Weighted rating	1420.5	1416.5	1200	1200
Weighted performance	1432.9	1428.3	0	0
Floor	970.1	972	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	112.9	112.6	165.8	165.8
Highest rating	1470.1 2025-09-30	1472 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1470.1 2025-09-30	1472 2025-09-30	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1413 2025-09-30	1408.5 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1449.5 2025-09-30	1444.8 2025-09-30	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1470.1	1472	1200	1200
Analysis
Rating	1470.1	1472	1200	1200
Raw rating	1470.1	1472	1200	1200
Weighted rating	1420.5	1416.5	1200
Weighted performance	1432.9	1428.3	0
K-factor	32	32	36	36
Floor	970.1	972	700	700
Max/Min rating change allowed	112.9	112.6	165.8	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	1470.1	1472	1200	1200
New weighted rating	1427.3	1423.7	1200	1200
New weighted performance	1424.1	1419.5	0	0
Temp new rating	1470.1	1472	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1470.1	1472	1200	1200
New K-factor	32	32	36	36
New floor	970.1	972	700	700

Item	Main	Standard
	0	0
	19	19
	39	39
	19	19
	0	0
	0	0
History	77	77

Games since
	Main 58	Standard 58		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1507		519		78
Male	1270		425		62
U14	217		68		11
U14 Male	167		48		7
Standard
	RSA		Province		Region
Overall	1419		521		73
Male	1193		429		59
U14	202		62		10
U14 Male	155		45		7
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-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	19	12	63.16	111.8	1376.9	1488.7
Standard	19	12	63.16	111.8	1376.9	1488.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	77	46.5	60.39	88.3	1321.5	1409.8
Standard	77	46.5	60.39	88.3	1321.5	1409.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1470.1	1472	1200	1200
2025-09-30	1470.1	1472	1200	1200
2025-09-01	1447	1446.7	1200	1200
2025-08-01	1432.4	1427.3	1200	1200
2025-07-01	1432.4	1427.3	1200	1200
2025-06-01	1432.4	1427.3	1200	1200
2025-05-01	1432.4	1427.3	1200	1200
2025-04-01	1432.4	1427.3	1200	1200
2025-03-01	1432.4	1427.3	1200	1200
2025-02-01	1438.7	1432.6	1200	1200
2025-01-01	1438.7	1432.6	1200	1200
2024-12-01	1438.7	1432.6	1200	1200
2024-11-01	1438.7	1432.6	1200	1200
2024-10-01	1425.4	1418.1	1200	1200
2024-09-01	1331	1321.5	1200	1200
2024-08-01	1331	1321.5	1200	1200
2024-07-01	1343	1332.3	1200	1200
2024-09-01	1331.9	1330.8	1200	1200
2024-05-01	1322.9	1320	1200	1200
2024-04-01	1322.9	1320	1200	1200
2024-03-01	1322.9	1320	1200	1200
2024-02-01	1322.9	1320	1200	1200
2024-01-01	1235.6	1236.1	1200	1200
2023-12-01	1235.6	1236.1	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	Tshwane Chess Club Clash 2025 (Ladies)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	Ekurhuleni Trials 2025 (E)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
3	Constantiapark Open 2025 (C)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 West Rand Open (Rooks)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Tshwane Chess Club Clash 2025 (Ladies)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	Ekurhuleni Trials 2025 (E)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
3	Constantiapark Open 2025 (C)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 West Rand Open (Rooks)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
5	2024 Tshwane Chess Club Clash (Open)	2024-10-12	2024-10-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	Ekurhuleni Closed 2024 (U14)	2024-09-21	2024-09-21	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
7	Ekurhuleni Trails 3 2024 (U14)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	5	4.5	Yes	Analysis
8	Ekurhuleni Trails 2 2024 (U14)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	Chess Power House July Open 2024 (C)	2024-07-20	2024-07-20	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
10	Ekurhuleni Trails 1 2024 (U14)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
11	2024 Mid Gauteng Open Chess Tournament (U14)	2024-05-02	2024-05-02	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
12	2024 Gauteng Inter-Region Chess Championship (U12 Girls A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
13	Ekurhuleni Chess Spring Tournament 2023 (D)	2023-09-23	2023-09-23	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
14	Ekurhuleni Chess Trial 3 2023 (U12)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
15	Ekurhuleni Trials 2 2023 (U12)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
16	Ekhuruleni Chess Trials 1 2023 (U12)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Closed 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-09-21	rnd 1	type Standard	result 1
		Opponent Perkins, J (Jenna)				Opponent Shaik, H (Hameed)
2	5	Tournament Ekurhuleni Trials 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-07-26	rnd 4	type Standard	result 0.5	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Gxumisa, T (Tshiamo)				Opponent Ramasobana, L (Lerato)
3	4	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 0.5
		Opponent Janse Van Vuuren, A (Alexander)				Opponent Ngobeni, N (Ntumbuluko)

#	Games	Start				End
1	7	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Closed 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-09-21	rnd 1	type Standard	result 1
		Opponent Perkins, J (Jenna)				Opponent Shaik, H (Hameed)
2	5	Tournament Ekurhuleni Trials 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-07-26	rnd 4	type Standard	result 0.5	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Gxumisa, T (Tshiamo)				Opponent Ramasobana, L (Lerato)
3	4	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 0.5
		Opponent Janse Van Vuuren, A (Alexander)				Opponent Ngobeni, N (Ntumbuluko)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 3 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Perkins, J (Jenna)				Opponent Waring, C (Caydence)
2	4	Tournament Ekurhuleni Trials 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-07-26	rnd 5	type Standard	result 1	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Jain, D (Dishi)				Opponent Ramasobana, L (Lerato)
3	3	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Janse Van Vuuren, A (Alexander)				Opponent Morake, O (Orefile)

#	Games	Start				End
1	5	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 3 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-08-24	rnd 4	type Standard	result 1
		Opponent Perkins, J (Jenna)				Opponent Waring, C (Caydence)
2	4	Tournament Ekurhuleni Trials 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-07-26	rnd 5	type Standard	result 1	date 2025-09-13	rnd 3	type Standard	result 1
		Opponent Jain, D (Dishi)				Opponent Ramasobana, L (Lerato)
3	3	Tournament 2025 West Rand Open				Tournament 2025 West Rand Open
		date 2025-02-08	rnd 1	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Janse Van Vuuren, A (Alexander)				Opponent Morake, O (Orefile)

No games found.

#	Games	Start				End

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	Jacobs ,L (Lillith)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Jacobs ,L (Lillith)	3	1542.2	1258.9	3	1525.8	1258.9	0	0	0	0	0	0
2	Hingorani ,R (Ridhima)	2	1	0	2	1	0	0	0	0	0	0	0
2	Hingorani ,R (Ridhima)	2	1472.1	1472.1	2	1475.6	1472.1	0	0	0	0	0	0
3	Vermaak ,R (Ruben)	2	2	425	2	2	425	0	0	0	0	0	0
3	Vermaak ,R (Ruben)	2	1226.2	1651.2	2	1224.1	1651.2	0	0	0	0	0	0
4	Seitireng ,D (Didintle)	2	2	425	2	2	425	0	0	0	0	0	0
4	Seitireng ,D (Didintle)	2	1151.9	1576.9	2	1142.4	1576.9	0	0	0	0	0	0
5	Waring ,C (Caydence)	2	1	0	2	1	0	0	0	0	0	0	0
5	Waring ,C (Caydence)	2	1375.9	1375.9	2	1379.1	1375.9	0	0	0	0	0	0
6	Lombard ,R (Roan)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Lombard ,R (Roan)	2	1312.8	887.8	2	1309.6	887.8	0	0	0	0	0	0
7	Tang ,K (Kevin)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Tang ,K (Kevin)	2	1359.2	1571.7	2	1354.8	1571.7	0	0	0	0	0	0
8	Cheetham ,G (Georgia)	1	1	425	1	1	425	0	0	0	0	0	0
8	Cheetham ,G (Georgia)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Ligthelm ,H (Henko)	1	1	425	1	1	425	0	0	0	0	0	0
9	Ligthelm ,H (Henko)	1	1150.7	1575.7	1	1144.9	1575.7	0	0	0	0	0	0
10	Holtzhausen ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
10	Holtzhausen ,D (Daniel)	1	1127.6	1552.6	1	1116.4	1552.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Chen, Y (Yuqi)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms