Chess South Africa Ratings Database

PLAYER PAGE

Personal

Chen, Y (Yanzuo)

Chess SA id

1060140851

FIDE id

Date of birth

2006-06-22 (U20)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.7	1188	1195.2	1200
Raw rating	1199.7	1188	1195.2	1200
Weighted rating	1198.1	1186.6	1195.2	1200
Weighted performance	0	0	0	0
Floor	713.8	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.9	168.7	167	165.8
Highest rating	1213.8 2024-02-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1213.8 2024-02-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1213.8 2024-04-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1199.7	1188	1195.2	1200
Analysis
Rating	1199.7	1188	1195.2	1200
Raw rating	1199.7	1188	1195.2	1200
Weighted rating	1198.1	1186.6	1195.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713.8	700	700	700
Max/Min rating change allowed	165.9	168.7	167	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	1199.7	1188	1195.2	1200
New weighted rating	1198.1	1186.6	1195.2	1200
New weighted performance	0	0	0	0
Temp new rating	1199.7	1188	1195.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.7	1188	1195.2	1200
New K-factor	36	36	36	36
New floor	713.8	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	12	12	0
	5	0	5
	6	0	6
	0	0	0
History	23	12	11

Games since
	Main 12	Standard 12		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	11	47.83	-18.5	1202.3	1183.8
Standard	12	5	41.67	-70.8	1222.5	1151.6
Rapid	11	6	54.55	38.6	1180.3	1219
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1199.7	1188	1195.2	1200
2025-09-01	1199.7	1188	1195.2	1200
2025-08-01	1199.7	1188	1195.2	1200
2025-07-01	1199.7	1188	1195.2	1200
2025-06-01	1199.7	1188	1195.2	1200
2025-05-01	1199.7	1188	1195.2	1200
2025-04-01	1199.7	1188	1195.2	1200
2025-03-01	1199.7	1188	1195.2	1200
2025-02-01	1199.4	1187.8	1195.2	1200
2025-01-01	1192	1181.3	1195.2	1200
2024-12-01	1192	1181.3	1195.2	1200
2024-11-01	1192	1181.3	1195.2	1200
2024-10-01	1192	1181.3	1195.2	1200
2024-09-01	1192	1181.3	1195.2	1200
2024-08-01	1192	1181.3	1195.2	1200
2024-07-01	1192	1181.3	1195.2	1200
2024-06-01	1192	1181.3	1195.2	1200
2024-08-01	1192	1181.3	1195.2	1200
2024-04-01	1213.8	1200	1195.2	1200
2024-03-01	1213.8	1200	1195.2	1200
2024-02-01	1213.8	1200	1195.2	1200
2024-01-01	1213.8	1200	1195.2	1200
2023-12-01	1213.8	1200	1195.2	1200
2023-11-01	1213.8	1200	1195.2	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	2024 Ethekwini Open (A)	2024-04-20	2024-04-21	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis
2	2024 ECA 1st Youth Trials (U18+U20)	2024-04-13	2024-04-14	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
3	Umhlali Preparatory Rapid 2023 (High School)	2023-05-20	2023-05-20	Rapid	iLembe (KIK)	5	5	3	Yes	Analysis
4	Umhlali Preparatory Rapid 2022 (High School)	2022-05-14	2022-05-14	Rapid	iLembe (KIK)	6	6	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 2	type Rapid	result 1
		Opponent Mokhomo, N (Neo)				Opponent Smidt, I (Inge)
2	2	Tournament 2024 ECA 1st Youth Trials				Tournament 2024 ECA 1st Youth Trials
		date 2024-04-14	rnd 5	type Standard	result 1	date 2024-04-14	rnd 6	type Standard	result 1
		Opponent Francis, N (Nasser)				Opponent Ndlovu, L (Luthando)
3	2	Tournament Umhlali Preparatory Rapid 2023				Tournament 2024 ECA 1st Youth Trials
		date 2023-05-20	rnd 5	type Rapid	result 1	date 2024-04-13	rnd 1	type Standard	result 1
		Opponent Dlamini, B (Buyani)				Opponent Majozi, N (Nqubeko)

#	Games	Start				End
1	2	Tournament 2024 ECA 1st Youth Trials				Tournament 2024 ECA 1st Youth Trials
		date 2024-04-14	rnd 5	type Standard	result 1	date 2024-04-14	rnd 6	type Standard	result 1
		Opponent Francis, N (Nasser)				Opponent Ndlovu, L (Luthando)
2	1	Tournament 2024 Ethekwini Open				Tournament 2024 Ethekwini Open
		date 2024-04-21	rnd 5	type Standard	result 1	date 2024-04-21	rnd 5	type Standard	result 1
		Opponent Harshavardan, R (Rajesh)				Opponent Harshavardan, R (Rajesh)
3	1	Tournament 2024 Ethekwini Open				Tournament 2024 Ethekwini Open
		date 2024-04-20	rnd 3	type Standard	result 1	date 2024-04-20	rnd 3	type Standard	result 1
		Opponent Ngcongo, Q (Qhawe)				Opponent Ngcongo, Q (Qhawe)

#	Games	Start				End
1	4	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 2	type Rapid	result 1
		Opponent Mokhomo, N (Neo)				Opponent Smidt, I (Inge)
2	1	Tournament Umhlali Preparatory Rapid 2023				Tournament Umhlali Preparatory Rapid 2023
		date 2023-05-20	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 5	type Rapid	result 1
		Opponent Dlamini, B (Buyani)				Opponent Dlamini, B (Buyani)
3	1	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2022
		date 2022-05-14	rnd 3	type Rapid	result 1	date 2022-05-14	rnd 3	type Rapid	result 1
		Opponent Munien, S (Shivay)				Opponent Munien, S (Shivay)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 2	type Rapid	result 1
		Opponent Mokhomo, N (Neo)				Opponent Smidt, I (Inge)
2	2	Tournament 2024 ECA 1st Youth Trials				Tournament 2024 ECA 1st Youth Trials
		date 2024-04-14	rnd 5	type Standard	result 1	date 2024-04-14	rnd 6	type Standard	result 1
		Opponent Francis, N (Nasser)				Opponent Ndlovu, L (Luthando)
3	2	Tournament Umhlali Preparatory Rapid 2023				Tournament 2024 ECA 1st Youth Trials
		date 2023-05-20	rnd 5	type Rapid	result 1	date 2024-04-13	rnd 1	type Standard	result 1
		Opponent Dlamini, B (Buyani)				Opponent Majozi, N (Nqubeko)

#	Games	Start				End
1	2	Tournament 2024 ECA 1st Youth Trials				Tournament 2024 ECA 1st Youth Trials
		date 2024-04-14	rnd 5	type Standard	result 1	date 2024-04-14	rnd 6	type Standard	result 1
		Opponent Francis, N (Nasser)				Opponent Ndlovu, L (Luthando)
2	1	Tournament 2024 Ethekwini Open				Tournament 2024 Ethekwini Open
		date 2024-04-21	rnd 5	type Standard	result 1	date 2024-04-21	rnd 5	type Standard	result 1
		Opponent Harshavardan, R (Rajesh)				Opponent Harshavardan, R (Rajesh)
3	1	Tournament 2024 Ethekwini Open				Tournament 2024 Ethekwini Open
		date 2024-04-20	rnd 3	type Standard	result 1	date 2024-04-20	rnd 3	type Standard	result 1
		Opponent Ngcongo, Q (Qhawe)				Opponent Ngcongo, Q (Qhawe)

#	Games	Start				End
1	4	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2023
		date 2022-05-14	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 2	type Rapid	result 1
		Opponent Mokhomo, N (Neo)				Opponent Smidt, I (Inge)
2	1	Tournament Umhlali Preparatory Rapid 2023				Tournament Umhlali Preparatory Rapid 2023
		date 2023-05-20	rnd 5	type Rapid	result 1	date 2023-05-20	rnd 5	type Rapid	result 1
		Opponent Dlamini, B (Buyani)				Opponent Dlamini, B (Buyani)
3	1	Tournament Umhlali Preparatory Rapid 2022				Tournament Umhlali Preparatory Rapid 2022
		date 2022-05-14	rnd 3	type Rapid	result 1	date 2022-05-14	rnd 3	type Rapid	result 1
		Opponent Munien, S (Shivay)				Opponent Munien, S (Shivay)

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	Harshavardan ,R (Rajesh)	2	1	0	2	1	0	0	0	0	0	0	0
1	Harshavardan ,R (Rajesh)	2	1177.6	1177.6	2	1168.7	1177.6	0	0	0	0	0	0
2	Nxele ,C (Cingokuhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nxele ,C (Cingokuhle)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Majozi ,N (Nqubeko)	1	1	425	1	1	425	0	0	0	0	0	0
3	Majozi ,N (Nqubeko)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Thusi ,L (Lwazi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Thusi ,L (Lwazi)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Francis ,N (Nasser)	1	1	425	1	1	425	0	0	0	0	0	0
5	Francis ,N (Nasser)	1	1240.7	1665.7	1	1245.5	1665.7	0	0	0	0	0	0
6	Ngcongo ,Q (Qhawe)	1	1	425	1	1	425	0	0	0	0	0	0
6	Ngcongo ,Q (Qhawe)	1	561.9	986.9	1	526	986.9	0	0	0	0	0	0
7	Kazadi ,E (Elisha)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kazadi ,E (Elisha)	1	1449.1	1024.1	1	1427.2	1024.1	0	0	0	0	0	0
8	Matyolo ,MO (Malizo Oswald)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Matyolo ,MO (Malizo Oswald)	1	1475.9	1050.9	1	1545.7	1050.9	0	0	0	0	0	0
9	Pillay ,K (Kay Leigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Pillay ,K (Kay Leigh)	1	1149.5	724.5	1	1139.2	724.5	0	0	0	0	0	0
10	Ndlovu ,L (Luthando)	1	1	425	1	1	425	0	0	0	0	0	0
10	Ndlovu ,L (Luthando)	1	1171.5	1596.5	1	1168	1596.5	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

Chen, Y (Yanzuo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms