Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du, ZB (Zhuofeng Benjamin)

Chess SA id

109086368

FIDE id

Date of birth

2009-08-21 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-09-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1012.5	996.3	1200	1200
Raw rating	1012.5	996.3	1200	1200
Weighted rating	1012.5	996.3	1200	1200
Weighted performance	70.2	69.5	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	216.6	221.6	165.8	165.8
Highest rating	1210.7 2018-01-01	1210.7 2018-01-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1210.7 2018-01-01	1210.7 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1012.5	996.3	1200	1200
Analysis
Rating	1012.5	996.3	1200	1200
Raw rating	1012.5	996.3	1200	1200
Weighted rating	1012.5	996.3	1200
Weighted performance	70.2	69.5	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	216.6	221.6	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	1012.5	996.3	1200	1200
New weighted rating	1012.5	996.3	1200	1200
New weighted performance	64.7	64	0	0
Temp new rating	1012.5	996.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1012.5	996.3	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	49	49

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	35	18	51.43	12.1	932.4	944.6
Standard	35	18	51.43	12.1	932.4	944.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1012.5	996.3	1200	1200
2025-09-30	1012.5	996.3	1200	1200
2025-09-01	1012.5	996.3	1200	1200
2025-08-01	1012.5	996.3	1200	1200
2025-07-01	1012.5	996.3	1200	1200
2025-06-01	1012.5	996.3	1200	1200
2025-05-01	1012.5	996.3	1200	1200
2025-04-01	1012.5	996.3	1200	1200
2025-03-01	1012.5	996.3	1200	1200
2025-02-01	1012.5	996.3	1200	1200
2025-01-01	1012.5	996.3	1200	1200
2024-12-01	1012.5	996.3	1200	1200
2024-11-01	1012.5	996.3	1200	1200
2024-10-01	1012.5	996.3	1200	1200
2024-09-01	1012.5	996.3	1200	1200
2024-08-01	1012.5	996.3	1200	1200
2024-07-01	1012.5	996.3	1200	1200
2024-09-01	1012.5	996.3	1200	1200
2024-05-01	1012.5	996.3	1200	1200
2024-04-01	1012.5	996.3	1200	1200
2024-03-01	1012.5	996.3	1200	1200
2024-02-01	1012.5	996.3	1200	1200
2024-01-01	1012.5	996.3	1200	1200
2023-12-01	1012.5	996.3	1200	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	2018 Etienne Lewis Trials (U10 Boys)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	6	3	Yes	Analysis
2	2018 Lubowski Open (D)	2018-05-12	2018-05-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2018 Capablanca Swiss (D)	2018-04-27	2018-04-27	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2018 Waterkloof Open (D)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2018 Crawford Open (D)	2018-03-24	2018-03-24	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	2018 Constantia Park Open (D)	2018-02-10	2018-02-10	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
7	2018 Tshwane Registration Open Chess Tournament (E)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2018 Crawford Open				Tournament 2018 Capablanca Swiss
		date 2018-03-24	rnd 5	type Standard	result 1	date 2018-04-27	rnd 3	type Standard	result 1
		Opponent Van Nieuwenhuizen, BF (Bernard)				Opponent Webb, K (Kagan)
2	2	Tournament 2018 Etienne Lewis Trials				Tournament 2018 Etienne Lewis Trials
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-09-01	rnd 5	type Standard	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Smit, W (Wian)
3	2	Tournament 2018 Constantia Park Open				Tournament 2018 Constantia Park Open
		date 2018-02-10	rnd 3	type Standard	result 1	date 2018-02-10	rnd 4	type Standard	result 0.5
		Opponent Eygelaar, L (Leila)				Opponent Reyneke, T (Talia)

#	Games	Start				End
1	4	Tournament 2018 Crawford Open				Tournament 2018 Capablanca Swiss
		date 2018-03-24	rnd 5	type Standard	result 1	date 2018-04-27	rnd 3	type Standard	result 1
		Opponent Van Nieuwenhuizen, BF (Bernard)				Opponent Webb, K (Kagan)
2	2	Tournament 2018 Etienne Lewis Trials				Tournament 2018 Etienne Lewis Trials
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-09-01	rnd 5	type Standard	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Smit, W (Wian)
3	2	Tournament 2018 Constantia Park Open				Tournament 2018 Constantia Park Open
		date 2018-02-10	rnd 3	type Standard	result 1	date 2018-02-10	rnd 4	type Standard	result 0.5
		Opponent Eygelaar, L (Leila)				Opponent Reyneke, T (Talia)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2018 Etienne Lewis Trials				Tournament 2018 Etienne Lewis Trials
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-09-01	rnd 5	type Standard	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Smit, W (Wian)
2	2	Tournament 2018 Capablanca Swiss				Tournament 2018 Capablanca Swiss
		date 2018-04-27	rnd 2	type Standard	result 1	date 2018-04-27	rnd 3	type Standard	result 1
		Opponent Yang, JD (Daniel)				Opponent Webb, K (Kagan)
3	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Constantia Park Open
		date 2018-01-27	rnd 5	type Standard	result 1	date 2018-02-10	rnd 1	type Standard	result 1
		Opponent Duvenhage, AM (Adriaan)				Opponent Smit, A (Anika)

#	Games	Start				End
1	2	Tournament 2018 Etienne Lewis Trials				Tournament 2018 Etienne Lewis Trials
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-09-01	rnd 5	type Standard	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Smit, W (Wian)
2	2	Tournament 2018 Capablanca Swiss				Tournament 2018 Capablanca Swiss
		date 2018-04-27	rnd 2	type Standard	result 1	date 2018-04-27	rnd 3	type Standard	result 1
		Opponent Yang, JD (Daniel)				Opponent Webb, K (Kagan)
3	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Constantia Park Open
		date 2018-01-27	rnd 5	type Standard	result 1	date 2018-02-10	rnd 1	type Standard	result 1
		Opponent Duvenhage, AM (Adriaan)				Opponent Smit, A (Anika)

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	Webb ,K (Kagan)	2	1	0	2	1	0	0	0	0	0	0	0
1	Webb ,K (Kagan)	2	1152	1152	2	1146.8	1152	0	0	0	0	0	0
2	Carney ,J (Jaimie)	2	2	425	2	2	425	0	0	0	0	0	0
2	Carney ,J (Jaimie)	2	1024.2	1449.2	2	992	1449.2	0	0	0	0	0	0
3	Duvenhage ,AM (Adriaan Markus)	2	1	0	2	1	0	0	0	0	0	0	0
3	Duvenhage ,AM (Adriaan Markus)	2	1172.6	1172.6	2	1180.6	1172.6	0	0	0	0	0	0
4	Radia ,S (Shyam)	1	1	425	1	1	425	0	0	0	0	0	0
4	Radia ,S (Shyam)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Gruenenfelder ,W (Werni)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Gruenenfelder ,W (Werni)	1	947	522	1	921	522	0	0	0	0	0	0
6	Eygelaar ,L (Leila)	1	1	425	1	1	425	0	0	0	0	0	0
6	Eygelaar ,L (Leila)	1	1071.2	1496.2	1	1044.8	1496.2	0	0	0	0	0	0
7	Kgatla ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kgatla ,D (Daniel)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Du Plessis ,AA (Anna Aletta)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Du Plessis ,AA (Anna Aletta)	1	863.7	438.7	1	871.4	438.7	0	0	0	0	0	0
9	Thill ,A (Arieh)	1	1	425	1	1	425	0	0	0	0	0	0
9	Thill ,A (Arieh)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	De Vries ,M (Marisa)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	De Vries ,M (Marisa)	1	753.5	328.5	1	749.1	328.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Du, ZB (Zhuofeng Benjamin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms