Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zhu, E (Eric)

Chess SA id

1100145467

FIDE id

Date of birth

2010-06-29 (U16)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1192.3	1158.3	1264.6	1200
Raw rating	1192.3	1158.3	1264.6	1200
Weighted rating	1189.2	1154.6	1263.8	1200
Weighted performance	933.1	0	969.1	0
Floor	736.1	700	784.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.7	176	151.2	165.8
Highest rating	1248.2 2023-08-01	1200 2018-10-01	1284.4 2024-02-01	1200 2018-10-01
Highest raw rating	1236.1 2024-02-01	1200 2024-02-01	1284.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1236.1 2024-04-01	1200 2018-10-01	1284.4 2025-07-01	1200 2018-10-01
Highest weighted performance	1248.2 2023-08-01	1200 2020-01-01	1274.1 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1192.3	1158.3	1264.6	1200
Analysis
Rating	1192.3	1158.3	1264.6	1200
Raw rating	1192.3	1158.3	1264.6	1200
Weighted rating	1189.2	1154.6	1263.8
Weighted performance	933.1	0	969.1
K-factor	36	36	36	36
Floor	736.1	700	784.4	700
Max/Min rating change allowed	167.7	176	151.2	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	1192.3	1158.3	1264.6	1200
New weighted rating	1189	1154.5	1263.6	1200
New weighted performance	932.7	0	968.7	0
Temp new rating	1192.3	1158.3	1264.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1192.3	1158.3	1264.6	1200
New K-factor	36	36	36	36
New floor	736.1	700	784.4	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	24	14	10
	15	0	15
	4	0	4
	0	0	0
History	48	19	29

Games since
	Main 29	Standard 19		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	5	1.5	30	-170	1215.2	1045.2
Standard	5	1.5	30	-170	1215.2	1045.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	48	22.5	46.88	-26.6	1215.6	1189
Standard	19	5.5	28.95	-178.9	1257.3	1078.3
Rapid	29	17	58.62	73.3	1188.2	1261.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1192.3	1158.3	1264.6	1200
2025-09-01	1192.3	1158.3	1264.6	1200
2025-08-01	1192.3	1158.3	1264.6	1200
2025-07-01	1192.3	1158.3	1264.6	1200
2025-06-01	1192.3	1158.3	1264.5	1200
2025-05-01	1192.3	1158.3	1264	1200
2025-04-01	1192.3	1158.3	1263.2	1200
2025-03-01	1190.7	1157.2	1262.1	1200
2025-02-01	1191.7	1159.2	1261.3	1200
2025-01-01	1173.2	1138.8	1261.3	1200
2024-12-01	1173.2	1138.8	1261.3	1200
2024-11-01	1173.2	1138.8	1261.3	1200
2024-10-01	1173.2	1138.8	1261.3	1200
2024-09-01	1173.2	1138.8	1261.3	1200
2024-08-01	1188.3	1151	1261.3	1200
2024-07-01	1188.3	1151	1261.3	1200
2024-06-01	1188.3	1151	1261.3	1200
2024-08-01	1188.3	1151	1261.3	1200
2024-04-01	1196.8	1158.6	1261.3	1200
2024-03-01	1197.1	1158.6	1270.7	1200
2024-02-01	1236.1	1200	1284.4	1200
2024-01-01	1236.1	1200	1284.4	1200
2023-12-01	1236.1	1200	1284.4	1200
2023-11-01	1236.1	1200	1284.4	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	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis
2	Morris Club Championship 2024	2024-07-26	2024-07-27	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
3	Mangaung Metro Chess 12-13 April 2024 (B)	2024-04-12	2024-04-13	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
4	Bloemfontein Highschool League 2024 (U17A)	2024-03-08	2024-03-08	Rapid	Mangaung (FMB)	5	5	2.5	Yes	Analysis
5	Grey College Team Championship 2024 (B)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis
6	Bloemfontein High School League 16 February 2024 (U15A)	2024-02-16	2024-02-16	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
7	St Andrews 19 August 2023 (C)	2023-08-19	2023-08-19	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
8	Bloemfontein League 25 August 2023 (U13+U15)	2023-08-25	2023-08-25	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
9	August Primary School Chess Festival 2023 (Grade 6+7 A)	2023-08-04	2023-08-04	Rapid	Mangaung (FMB)	5	5	4.5	Yes	Analysis
10	School League 2022 (U13+U15)	2022-07-29	2022-07-29	Rapid	Mangaung (FMB)	5	4	1	Yes	Analysis

#	Games	Start				End
1	8	Tournament August Primary School Chess Festival 2023				Tournament St Andrews 19 August 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Grobler, W (Wilan)				Opponent Beelders, K (Kyra)
2	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein High School League 16 February 2024
		date 2023-08-25	rnd 5	type Rapid	result 1	date 2024-02-16	rnd 2	type Rapid	result 1
		Opponent Hamaty, B (Blaise)				Opponent Prinsloo, W (Wandre)
3	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 0.5
		Opponent Malo, T (Thato)				Opponent Radebe, A (Amanda)

#	Games	Start				End
1	2	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 3	type Standard	result 0.5
		Opponent Malo, T (Thato)				Opponent Radebe, A (Amanda)
2	1	Tournament Morris Club Championship 2024				Tournament Morris Club Championship 2024
		date 2024-07-26	rnd 2	type Standard	result 1	date 2024-07-26	rnd 2	type Standard	result 1
		Opponent Mienie, S (Salman)				Opponent Mienie, S (Salman)
3	1	Tournament Mangaung Metro Chess 12-13 April 2024				Tournament Mangaung Metro Chess 12-13 April 2024
		date 2024-04-13	rnd 5	type Standard	result 1	date 2024-04-13	rnd 5	type Standard	result 1
		Opponent Paulsen, W (Wihan)				Opponent Paulsen, W (Wihan)

#	Games	Start				End
1	8	Tournament August Primary School Chess Festival 2023				Tournament St Andrews 19 August 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Grobler, W (Wilan)				Opponent Beelders, K (Kyra)
2	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein High School League 16 February 2024
		date 2023-08-25	rnd 5	type Rapid	result 1	date 2024-02-16	rnd 2	type Rapid	result 1
		Opponent Hamaty, B (Blaise)				Opponent Prinsloo, W (Wandre)
3	2	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 3	type Rapid	result 0.5	date 2024-03-08	rnd 4	type Rapid	result 1
		Opponent Jacobs, L (Luciano)				Opponent Chen, E (Emily)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament August Primary School Chess Festival 2023				Tournament St Andrews 19 August 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Coertzen, J (Janco)				Opponent Beelders, K (Kyra)
2	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein High School League 16 February 2024
		date 2023-08-25	rnd 5	type Rapid	result 1	date 2024-02-16	rnd 2	type Rapid	result 1
		Opponent Hamaty, B (Blaise)				Opponent Prinsloo, W (Wandre)
3	2	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein League 25 August 2023
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Mitchell, T (Thomas)				Opponent Sterling, C (Christian)

#	Games	Start				End
1	1	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Malo, T (Thato)				Opponent Malo, T (Thato)
2	1	Tournament Morris Club Championship 2024				Tournament Morris Club Championship 2024
		date 2024-07-26	rnd 2	type Standard	result 1	date 2024-07-26	rnd 2	type Standard	result 1
		Opponent Mienie, S (Salman)				Opponent Mienie, S (Salman)
3	1	Tournament Mangaung Metro Chess 12-13 April 2024				Tournament Mangaung Metro Chess 12-13 April 2024
		date 2024-04-13	rnd 5	type Standard	result 1	date 2024-04-13	rnd 5	type Standard	result 1
		Opponent Paulsen, W (Wihan)				Opponent Paulsen, W (Wihan)

#	Games	Start				End
1	6	Tournament August Primary School Chess Festival 2023				Tournament St Andrews 19 August 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Coertzen, J (Janco)				Opponent Beelders, K (Kyra)
2	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein High School League 16 February 2024
		date 2023-08-25	rnd 5	type Rapid	result 1	date 2024-02-16	rnd 2	type Rapid	result 1
		Opponent Hamaty, B (Blaise)				Opponent Prinsloo, W (Wandre)
3	2	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein League 25 August 2023
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Mitchell, T (Thomas)				Opponent Sterling, C (Christian)

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	Marogoa ,G (Gaopalelwe)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Marogoa ,G (Gaopalelwe)	2	1316.9	891.9	2	1195.4	891.9	0	0	0	0	0	0
2	Moteka ,J (Joseph)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Moteka ,J (Joseph)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Suping ,L (Lerato)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Suping ,L (Lerato)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Paulsen ,W (Wihan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Paulsen ,W (Wihan)	1	1181.1	1606.1	1	1200	1606.1	0	0	0	0	0	0
5	Viviers ,H (Hanr�)	1	1	425	1	1	425	0	0	0	0	0	0
5	Viviers ,H (Hanr�)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mienie ,S (Salman)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mienie ,S (Salman)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Yao ,C (Christ David)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Yao ,C (Christ David)	1	1401.4	976.4	1	1296.8	976.4	0	0	0	0	0	0
8	Malo ,T (Thato)	1	1	425	1	1	425	0	0	0	0	0	0
8	Malo ,T (Thato)	1	1099.1	1524.1	1	1086.4	1524.1	0	0	0	0	0	0
9	Makoele ,M (Mothibeli)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Makoele ,M (Mothibeli)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Collings ,K (Keaton)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Collings ,K (Keaton)	1	1207	782	0	0	0	1	1188.1	782	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Zhu, E (Eric)

Ratings

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Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms