Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Pisani, G (Grayson)

Chess SA id

1180301100

FIDE id

Date of birth

2018-03-21 (U8)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1203.1

Item	Main	Standard	Rapid	Blitz
Rating	1203.8	1205.1	1200	1200
Raw rating	1203.8	1205.1	1200	1200
Weighted rating	1192.2	1190.7	1200	1200
Weighted performance	1141	1141.7	0	0
Floor	709.2	712	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.9	164.6	165.8	165.8
Highest rating	1209.2 2025-07-01	1212 2025-07-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1209.2 2025-07-01	1212 2025-07-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1209.2 2024-11-01	1212 2024-11-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1203.8	1205.1	1200	1200
Analysis
Rating	1203.8	1205.1	1200	1200
Raw rating	1203.8	1205.1	1200	1200
Weighted rating	1192.2	1190.7	1200
Weighted performance	1141	1141.7	0
K-factor	36	36	36	36
Floor	709.2	712	700	700
Max/Min rating change allowed	164.9	164.6	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	1203.8	1205.1	1200	1200
New weighted rating	1193.3	1192	1200	1200
New weighted performance	1134	1134.7	0	0
Temp new rating	1203.8	1205.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1203.8	1205.1	1200	1200
New K-factor	36	36	36	36
New floor	709.2	712	700	700

Item	Main	Standard
	0	0
	19	19
	5	5
	0	0
	0	0
	0	0
History	24	24

Games since
	Main 24	Standard 24		Rapid 0		Blitz 0
Gender	Male
Age group	U8
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U8	-1		-1		-1
U8 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	19	8.5	44.74	-44.7	1245.2	1200.4
Standard	19	8.5	44.74	-44.7	1245.2	1200.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	24	10.5	43.75	-53.1	1233.5	1180.4
Standard	24	10.5	43.75	-53.1	1233.5	1180.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1203.8	1205.1	1200	1200
2025-09-30	1203.8	1205.1	1200	1200
2025-09-01	1209.2	1212	1200	1200
2025-08-01	1209.2	1212	1200	1200
2025-07-01	1209.2	1212	1200	1200
2025-06-01	1184.3	1180.9	1200	1200
2025-05-01	1186.2	1183.1	1200	1200
2025-04-01	1186.2	1183.1	1200	1200
2025-03-01	1186.2	1183.1	1200	1200
2025-02-01	1186.1	1183	1200	1200
2025-01-01	1180.1	1175.6	1200	1200
2024-12-01	1180.1	1175.6	1200	1200
2024-11-01	1180.1	1175.6	1200	1200
2024-10-01	1180.1	1175.6	1200	1200
2024-09-01	1180.1	1175.6	1200	1200
2024-08-01	1180.1	1175.6	1200	1200
2024-07-01	1180.1	1175.6	1200	1200
2024-09-01	1180.1	1175.6	1200	1200
2024-05-01	1180.1	1175.6	1200	1200
2024-04-01	1180.1	1175.6	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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	GoForChess Junior Chess Championships 2025 (U8)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	Knight Riders Youth Day Open 2025 (U8)	2025-06-15	2025-06-15	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	JMC Helpmekaar 2025 (U8)	2025-06-01	2025-06-01	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
4	Mzansi Africa Classic 2025 (Rising Stars)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	GoForChess Junior Chess Championships 2025 (U8)	2025-09-14	2025-09-14	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	Knight Riders Youth Day Open 2025 (U8)	2025-06-15	2025-06-15	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	JMC Helpmekaar 2025 (U8)	2025-06-01	2025-06-01	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
4	Mzansi Africa Classic 2025 (Rising Stars)	2025-05-17	2025-05-17	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis
5	1st Knights Open Tournament 2024 (U8)	2024-03-23	2024-03-23	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Knight Riders Youth Day Open 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-15	rnd 2	type Standard	result 1	date 2025-06-15	rnd 4	type Standard	result 1
		Opponent Zingeni, R (Rethabile)				Opponent Nkomo, Z (Zion)
2	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 2	type Standard	result 1	date 2025-09-14	rnd 3	type Standard	result 1
		Opponent Sreenath, D (Diya)				Opponent Moloi, T (Tshoanelo)
3	2	Tournament JMC Helpmekaar 2025				Tournament JMC Helpmekaar 2025
		date 2025-06-01	rnd 2	type Standard	result 1	date 2025-06-01	rnd 3	type Standard	result 1
		Opponent Blose, F (Fezile)				Opponent Dlamini, S (Sinezwi)

#	Games	Start				End
1	3	Tournament Knight Riders Youth Day Open 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-15	rnd 2	type Standard	result 1	date 2025-06-15	rnd 4	type Standard	result 1
		Opponent Zingeni, R (Rethabile)				Opponent Nkomo, Z (Zion)
2	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 2	type Standard	result 1	date 2025-09-14	rnd 3	type Standard	result 1
		Opponent Sreenath, D (Diya)				Opponent Moloi, T (Tshoanelo)
3	2	Tournament JMC Helpmekaar 2025				Tournament JMC Helpmekaar 2025
		date 2025-06-01	rnd 2	type Standard	result 1	date 2025-06-01	rnd 3	type Standard	result 1
		Opponent Blose, F (Fezile)				Opponent Dlamini, S (Sinezwi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Knight Riders Youth Day Open 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-15	rnd 2	type Standard	result 1	date 2025-06-15	rnd 4	type Standard	result 1
		Opponent Zingeni, R (Rethabile)				Opponent Nkomo, Z (Zion)
2	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 2	type Standard	result 1	date 2025-09-14	rnd 3	type Standard	result 1
		Opponent Sreenath, D (Diya)				Opponent Moloi, T (Tshoanelo)
3	2	Tournament JMC Helpmekaar 2025				Tournament JMC Helpmekaar 2025
		date 2025-06-01	rnd 2	type Standard	result 1	date 2025-06-01	rnd 3	type Standard	result 1
		Opponent Blose, F (Fezile)				Opponent Dlamini, S (Sinezwi)

#	Games	Start				End
1	3	Tournament Knight Riders Youth Day Open 2025				Tournament Knight Riders Youth Day Open 2025
		date 2025-06-15	rnd 2	type Standard	result 1	date 2025-06-15	rnd 4	type Standard	result 1
		Opponent Zingeni, R (Rethabile)				Opponent Nkomo, Z (Zion)
2	2	Tournament GoForChess Junior Chess Championships 2025				Tournament GoForChess Junior Chess Championships 2025
		date 2025-09-14	rnd 2	type Standard	result 1	date 2025-09-14	rnd 3	type Standard	result 1
		Opponent Sreenath, D (Diya)				Opponent Moloi, T (Tshoanelo)
3	2	Tournament JMC Helpmekaar 2025				Tournament JMC Helpmekaar 2025
		date 2025-06-01	rnd 2	type Standard	result 1	date 2025-06-01	rnd 3	type Standard	result 1
		Opponent Blose, F (Fezile)				Opponent Dlamini, S (Sinezwi)

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	Blose ,F (Fezile)	2	2	425	2	2	425	0	0	0	0	0	0
1	Blose ,F (Fezile)	2	1195.9	1620.9	2	1195	1620.9	0	0	0	0	0	0
2	Lu ,A (Ashton)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Lu ,A (Ashton)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Dlamini ,S (Sinezwi)	1	1	425	1	1	425	0	0	0	0	0	0
3	Dlamini ,S (Sinezwi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Maduna ,A (Asonele)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Maduna ,A (Asonele)	1	1274.7	849.7	1	1273.3	849.7	0	0	0	0	0	0
5	Ntshaqa ,M (Melokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ntshaqa ,M (Melokuhle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Malemane ,A (Atlehang Faith)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Malemane ,A (Atlehang Faith)	1	1197.9	772.9	1	1210.8	772.9	0	0	0	0	0	0
7	Chen ,T (Tzu-Hsin Julianne)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Chen ,T (Tzu-Hsin Julianne)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Opperman ,G (Gert)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Opperman ,G (Gert)	1	1210.4	785.4	1	1212.1	785.4	0	0	0	0	0	0
9	Ntshingila ,S (Siviwe)	1	1	425	1	1	425	0	0	0	0	0	0
9	Ntshingila ,S (Siviwe)	1	1121.1	1546.1	1	1107.5	1546.1	0	0	0	0	0	0
10	Sreenath ,D (Diya)	1	1	425	1	1	425	0	0	0	0	0	0
10	Sreenath ,D (Diya)	1	1200	1625	1	1200	1625	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

Du Pisani, G (Grayson)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms