Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zhu, D (Dennis)

Chess SA id

105065452

FIDE id

Date of birth

2005-11-22 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-07-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	566.1	524.8	579.2	500
Raw rating	566.1	524.8	579.2	500
Weighted rating	566.1	524.8	579.2	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	409.1	433.9	401.6	449.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2020-01-01	1200 2024-02-01
Highest raw rating	566.1 2024-02-01	552.4 2018-05-01	579.2 2024-02-01	500 2024-02-01
Highest weighted rating	566.1 2024-11-01	552.4 2024-11-01	579.2 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	566.1	524.8	579.2	500
Analysis
Rating	566.1	524.8	579.2	500
Raw rating	566.1	524.8	579.2	500
Weighted rating	566.1	524.8	579.2
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	409.1	433.9	401.6	449.5
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	566.1	524.8	579.2	500
New weighted rating	566.1	524.8	579.2	500
New weighted performance	0	0	0	0
Temp new rating	566.1	524.8	579.2	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	566.1	524.8	579.2	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	5	0	5
	0	0	0
History	35	25	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	19	6	31.58	-156.6	930.1	773.5
Standard	14	4	28.57	-182.1	789.2	607.1
Rapid	5	2	40	-85	1324.6	1239.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	566.1	524.8	579.2	500
2025-09-30	566.1	524.8	579.2	500
2025-09-01	566.1	524.8	579.2	500
2025-08-01	566.1	524.8	579.2	500
2025-07-01	566.1	524.8	579.2	500
2025-06-01	566.1	524.8	579.2	500
2025-05-01	566.1	524.8	579.2	500
2025-04-01	566.1	524.8	579.2	500
2025-03-01	566.1	524.8	579.2	500
2025-02-01	566.1	524.8	579.2	500
2025-01-01	566.1	524.8	579.2	500
2024-12-01	566.1	524.8	579.2	500
2024-11-01	566.1	524.8	579.2	500
2024-10-01	566.1	524.8	579.2	500
2024-09-01	566.1	524.8	579.2	500
2024-08-01	566.1	524.8	579.2	500
2024-07-01	566.1	524.8	579.2	500
2024-09-01	566.1	524.8	579.2	500
2024-05-01	566.1	524.8	579.2	500
2024-04-01	566.1	524.8	579.2	500
2024-03-01	566.1	524.8	579.2	500
2024-02-01	566.1	524.8	579.2	500
2024-01-01	566.1	524.8	579.2	500
2023-12-01	566.1	524.8	579.2	500

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	Knysna Oyster Festival Rapid Chess 2022 (B)	2022-07-02	2022-07-02	Rapid	Eden (WEG)	5	5	2	Yes	Analysis
2	EDENSC Closed 3 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	0.5	Yes	Analysis
3	EDENSC Closed 2 2018 (U14 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis
4	Knysna Junior Chess Trials #1 2018	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Knysna Junior Chess Trials #1 2018				Tournament EDENSC Closed 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-04-14	rnd 2	type Standard	result 0.5
		Opponent Lederle, N (Nash)				Opponent Alicino, V (Vincent)
2	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Knysna Oyster Festival Rapid Chess 2022
		date 2022-07-02	rnd 2	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Zhu, D (David)
3	1	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 5	type Standard	result 0.5	date 2018-05-12	rnd 5	type Standard	result 0.5
		Opponent Robinson, Z (Zachary)				Opponent Robinson, Z (Zachary)

#	Games	Start				End
1	5	Tournament Knysna Junior Chess Trials #1 2018				Tournament EDENSC Closed 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-04-14	rnd 2	type Standard	result 0.5
		Opponent Lederle, N (Nash)				Opponent Alicino, V (Vincent)
2	1	Tournament EDENSC Closed 3 2018				Tournament EDENSC Closed 3 2018
		date 2018-05-12	rnd 5	type Standard	result 0.5	date 2018-05-12	rnd 5	type Standard	result 0.5
		Opponent Robinson, Z (Zachary)				Opponent Robinson, Z (Zachary)

#	Games	Start				End
1	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Knysna Oyster Festival Rapid Chess 2022
		date 2022-07-02	rnd 2	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Zhu, D (David)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Knysna Oyster Festival Rapid Chess 2022
		date 2022-07-02	rnd 2	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Zhu, D (David)
2	1	Tournament Knysna Junior Chess Trials #1 2018				Tournament Knysna Junior Chess Trials #1 2018
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Mwangi, A (Abigail)				Opponent Mwangi, A (Abigail)
3	1	Tournament Knysna Junior Chess Trials #1 2018				Tournament Knysna Junior Chess Trials #1 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 2	type Standard	result 1
		Opponent Lederle, N (Nash)				Opponent Lederle, N (Nash)

#	Games	Start				End
1	1	Tournament Knysna Junior Chess Trials #1 2018				Tournament Knysna Junior Chess Trials #1 2018
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Mwangi, A (Abigail)				Opponent Mwangi, A (Abigail)
2	1	Tournament Knysna Junior Chess Trials #1 2018				Tournament Knysna Junior Chess Trials #1 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 2	type Standard	result 1
		Opponent Lederle, N (Nash)				Opponent Lederle, N (Nash)

#	Games	Start				End
1	2	Tournament Knysna Oyster Festival Rapid Chess 2022				Tournament Knysna Oyster Festival Rapid Chess 2022
		date 2022-07-02	rnd 2	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Cornforth, K (Kayleigh)				Opponent Zhu, D (David)

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	Robinson ,Z (Zachary)	2	1	0	2	1	0	0	0	0	0	0	0
1	Robinson ,Z (Zachary)	2	525.9	525.9	2	531.2	525.9	0	0	0	0	0	0
2	Groenewald ,M (Mia)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Groenewald ,M (Mia)	1	500	500	1	500	500	0	0	0	0	0	0
3	Willemse ,A (Alexandro)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Willemse ,A (Alexandro)	1	818.2	393.2	1	818.2	393.2	0	0	0	0	0	0
4	Matthews ,I (Isiah)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Matthews ,I (Isiah)	1	1100.7	675.7	1	1080.4	675.7	0	0	0	0	0	0
5	Mwangi ,A (Abigail)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mwangi ,A (Abigail)	1	514.1	939.1	1	514.1	939.1	0	0	0	0	0	0
6	Burgess ,J (Jaydelan-Waytt)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Burgess ,J (Jaydelan-Waytt)	1	666.7	241.7	1	684	241.7	0	0	0	0	0	0
7	Saayman ,J (Jarrod)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Saayman ,J (Jarrod)	1	1066.2	641.2	1	1039.6	641.2	0	0	0	0	0	0
8	Prins ,D (Diaheine-Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Prins ,D (Diaheine-Lee)	1	780.4	355.4	1	785.4	355.4	0	0	0	0	0	0
9	Lederle ,N (Nash)	1	1	425	1	1	425	0	0	0	0	0	0
9	Lederle ,N (Nash)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Heynse ,F (Frederico)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Heynse ,F (Frederico)	1	899.2	474.2	1	905.8	474.2	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

Zhu, D (Dennis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms