Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zhang, R (Richard)

Chess SA id

110095105

FIDE id

Date of birth

2010-01-22 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-06-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1430.1	1433.8	1181	1200
Raw rating	1430.1	1433.8	1181	1200
Weighted rating	1428.5	1433.8	1178.5	1200
Weighted performance	612.6	610.1	0	0
Floor	942.6	933.8	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	119.5	118.8	170.4	165.8
Highest rating	1455.8 2020-01-01	1445.2 2020-01-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1442.6 2024-02-01	1433.8 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1442.6 2024-06-01	1433.8 2025-05-05	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1455.8 2020-01-01	1445.2 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1430.1	1433.8	1181	1200
Analysis
Rating	1430.1	1433.8	1181	1200
Raw rating	1430.1	1433.8	1181	1200
Weighted rating	1428.5	1433.8	1178.5
Weighted performance	612.6	610.1	0
K-factor	32	32	36	36
Floor	942.6	933.8	700	700
Max/Min rating change allowed	119.5	118.8	170.4	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	1430.1	1433.8	1181	1200
New weighted rating	1428.4	1433.8	1178.4	1200
New weighted performance	612.1	609.6	0	0
Temp new rating	1430.1	1433.8	1181	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1430.1	1433.8	1181	1200
New K-factor	32	32	36	36
New floor	942.6	933.8	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	2	0	2
	5	5	0
	0	0	0
	0	0	0
History	89	87	2

Games since
	Main 2	Standard 0		Rapid 2		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	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	84	57	67.86	151.8	1171	1322.8
Standard	82	57	69.51	165.9	1170.3	1336.1
Rapid	2	0	0	-425	1200	775
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1430.1	1433.8	1181	1200
2025-09-01	1430.1	1433.8	1181	1200
2025-08-01	1430.1	1433.8	1181	1200
2025-07-01	1430.1	1433.8	1181	1200
2025-06-01	1430.1	1433.8	1181	1200
2025-05-01	1430.1	1433.8	1181	1200
2025-04-01	1430.1	1433.8	1181	1200
2025-03-01	1430.1	1433.8	1181	1200
2025-02-01	1429.7	1433.8	1180.3	1200
2025-01-01	1419.1	1433.8	1164	1200
2024-12-01	1419.1	1433.8	1164	1200
2024-11-01	1419.1	1433.8	1164	1200
2024-10-01	1419.1	1433.8	1164	1200
2024-09-01	1419.1	1433.8	1164	1200
2024-08-01	1419.1	1433.8	1164	1200
2024-07-01	1419.1	1433.8	1164	1200
2024-06-01	1442.6	1433.8	1200	1200
2024-08-01	1442.6	1433.8	1200	1200
2024-04-01	1442.6	1433.8	1200	1200
2024-03-01	1442.6	1433.8	1200	1200
2024-02-01	1442.6	1433.8	1200	1200
2024-01-01	1442.6	1433.8	1200	1200
2023-12-01	1442.6	1433.8	1200	1200
2023-11-01	1442.6	1433.8	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	JCC SAHETI High Schools League Round Robin 2024	2024-05-20	2024-06-10	Rapid	Johannesburg Metro (GJM)	7	2	0	Yes	Analysis
2	GoForChess Junior Chess Championship 2023 (Senior)	2023-06-10	2023-06-10	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
3	2019 Wild Card Chess Championship (U10 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
4	2019 South African Junior Team Championships (U10B)	2020-01-08	2020-01-08	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
5	GoForChess Junior Championships 2019 (U10)	2019-11-16	2019-11-16	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
6	JHB Metro Closed 2019 (U10)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
7	GoForChess Junior Chess Championships 2019 (U10)	2019-06-09	2019-06-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
8	JNW Club - Charterhouse Open 2019 (C)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
9	GoForChess SAHETI Introduction To Chess 2019 (A)	2019-04-06	2019-04-06	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
10	South African Junior Team Championships 2018 (U10C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	4.5	Yes	Analysis
11	Inter Region GE vs JHB Metro 2018 (U12 Swiss)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
12	GoForChess Saheti Junior Chess Championships 2018 (U8+U10)	2018-09-22	2018-09-22	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
13	GoForChess Curro Online Rated 2018 (U8+U10)	2018-09-02	2018-09-02	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
14	JHB Metro Junior Closed 2018 (U10)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
15	GoForChess Grayston Junior Chess Championship 2018 (U10)	2018-06-10	2018-06-10	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
16	JCC Wits 2018 (Development)	2018-02-25	2018-02-25	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis

#	Games	Start				End
1	13	Tournament GoForChess Junior Championships 2019				Tournament 2019 Wild Card Chess Championship
		date 2019-11-16	rnd 1	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Zarmakoupis, N (Nikolas)				Opponent Du Preez, J (Julian)
2	4	Tournament GoForChess Junior Chess Championships 2019				Tournament GoForChess Junior Chess Championships 2019
		date 2019-06-09	rnd 1	type Standard	result 1	date 2019-06-09	rnd 4	type Standard	result 1
		Opponent Dunstan, N (Neil)				Opponent Baptista, C (Cruz)
3	4	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-17	rnd 4	type Standard	result 0.5
		Opponent Friedrich, R (Ruhan)				Opponent Karsten, K (Keagan)

#	Games	Start				End
1	13	Tournament GoForChess Junior Championships 2019				Tournament 2019 Wild Card Chess Championship
		date 2019-11-16	rnd 1	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Zarmakoupis, N (Nikolas)				Opponent Du Preez, J (Julian)
2	4	Tournament GoForChess Junior Chess Championships 2019				Tournament GoForChess Junior Chess Championships 2019
		date 2019-06-09	rnd 1	type Standard	result 1	date 2019-06-09	rnd 4	type Standard	result 1
		Opponent Dunstan, N (Neil)				Opponent Baptista, C (Cruz)
3	4	Tournament South African Junior Team Championships 2018				Tournament South African Junior Team Championships 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-17	rnd 4	type Standard	result 0.5
		Opponent Friedrich, R (Ruhan)				Opponent Karsten, K (Keagan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	11	Tournament GoForChess Junior Championships 2019				Tournament 2019 Wild Card Chess Championship
		date 2019-11-16	rnd 3	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Tarry, G (Gabriel)				Opponent Du Preez, J (Julian)
2	4	Tournament GoForChess Junior Chess Championships 2019				Tournament GoForChess Junior Chess Championships 2019
		date 2019-06-09	rnd 1	type Standard	result 1	date 2019-06-09	rnd 4	type Standard	result 1
		Opponent Dunstan, N (Neil)				Opponent Baptista, C (Cruz)
3	4	Tournament JCC Wits 2018				Tournament JCC Wits 2018
		date 2018-02-25	rnd 1	type Standard	result 1	date 2018-02-25	rnd 4	type Standard	result 1
		Opponent Buthelezi, T (Tholakele)				Opponent Moustakis, C (Costa)

#	Games	Start				End
1	11	Tournament GoForChess Junior Championships 2019				Tournament 2019 Wild Card Chess Championship
		date 2019-11-16	rnd 3	type Standard	result 1	date 2020-01-09	rnd 1	type Standard	result 1
		Opponent Tarry, G (Gabriel)				Opponent Du Preez, J (Julian)
2	4	Tournament GoForChess Junior Chess Championships 2019				Tournament GoForChess Junior Chess Championships 2019
		date 2019-06-09	rnd 1	type Standard	result 1	date 2019-06-09	rnd 4	type Standard	result 1
		Opponent Dunstan, N (Neil)				Opponent Baptista, C (Cruz)
3	4	Tournament JCC Wits 2018				Tournament JCC Wits 2018
		date 2018-02-25	rnd 1	type Standard	result 1	date 2018-02-25	rnd 4	type Standard	result 1
		Opponent Buthelezi, T (Tholakele)				Opponent Moustakis, C (Costa)

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	Naidoo ,K (Kajol)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Naidoo ,K (Kajol)	3	1280.6	1138.9	3	1279.1	1138.9	0	0	0	0	0	0
2	Naidoo ,K (Kirthan)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Naidoo ,K (Kirthan)	2	1091.7	666.7	2	1102.2	666.7	0	0	0	0	0	0
3	Pienaar ,K (Kyle)	2	1	0	2	1	0	0	0	0	0	0	0
3	Pienaar ,K (Kyle)	2	1458.9	1458.9	2	1454.4	1458.9	0	0	0	0	0	0
4	Bricker ,Y (Yonatan)	2	2	425	2	2	425	0	0	0	0	0	0
4	Bricker ,Y (Yonatan)	2	1200.2	1625.2	2	1200.2	1625.2	0	0	0	0	0	0
5	Gibbens ,A (Allan)	2	2	425	2	2	425	0	0	0	0	0	0
5	Gibbens ,A (Allan)	2	1217.1	1642.1	2	1202.8	1642.1	0	0	0	0	0	0
6	Ramlall ,S (Sanjana)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Ramlall ,S (Sanjana)	2	1248.1	823.1	2	1243.6	823.1	0	0	0	0	0	0
7	Pienaar ,K (Keane)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Pienaar ,K (Keane)	1	1019.8	594.8	1	998.1	594.8	0	0	0	0	0	0
8	Letsoalo ,G (Gift)	1	1	425	1	1	425	0	0	0	0	0	0
8	Letsoalo ,G (Gift)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Van Heerden ,F (Freddie)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Heerden ,F (Freddie)	1	1224.9	1649.9	1	1229.5	1649.9	0	0	0	0	0	0
10	De Villiers ,J (Juan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	De Villiers ,J (Juan)	1	935.9	935.9	1	935.7	935.9	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

Zhang, R (Richard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms