Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Plessis, J (Jj)

Chess SA id

1130130248

FIDE id

Date of birth

2013-08-04 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1176	1178.4	1186.6	1200
Raw rating	1176	1178.4	1186.6	1200
Weighted rating	1174.7	1178.4	1184.5	1200
Weighted performance	883.2	0	937.3	0
Floor	700	700	703.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.6	171	169	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1203.3 2024-02-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1203.3 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1203.3 2024-08-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1176	1178.4	1186.6	1200
Analysis
Rating	1176	1178.4	1186.6	1200
Raw rating	1176	1178.4	1186.6	1200
Weighted rating	1174.7	1178.4	1184.5
Weighted performance	883.2	0	937.3
K-factor	36	36	36	36
Floor	700	700	703.3	700
Max/Min rating change allowed	171.6	171	169	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	1176	1178.4	1186.6	1200
New weighted rating	1174.6	1178.4	1184.4	1200
New weighted performance	882.8	0	936.9	0
Temp new rating	1176	1178.4	1186.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1176	1178.4	1186.6	1200
New K-factor	36	36	36	36
New floor	700	700	703.3	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	0	10
	18	0	18
	0	0	0
	0	0	0
History	39	5	34

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	39	17	43.59	-54.5	1206.1	1151.6
Standard	5	2	40	-85	1200	1115
Rapid	34	15	44.12	-50	1207	1157
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1176	1178.4	1186.6	1200
2025-09-01	1176	1178.4	1186.6	1200
2025-08-01	1176	1178.4	1186.6	1200
2025-07-01	1176	1178.4	1186.6	1200
2025-06-01	1176	1178.4	1186.6	1200
2025-05-01	1176	1178.4	1186.6	1200
2025-04-01	1176	1178.4	1186.6	1200
2025-03-01	1176	1178.4	1186.6	1200
2025-02-01	1175.2	1178.4	1185.3	1200
2025-01-01	1161.2	1178.4	1163.3	1200
2024-12-01	1161.2	1178.4	1163.3	1200
2024-11-01	1161.2	1178.4	1163.3	1200
2024-10-01	1161.2	1178.4	1163.3	1200
2024-09-01	1161.2	1178.4	1163.3	1200
2024-08-01	1186.9	1178.4	1203.3	1200
2024-07-01	1186.9	1178.4	1203.3	1200
2024-06-01	1186.9	1178.4	1203.3	1200
2024-08-01	1186.9	1178.4	1203.3	1200
2024-04-01	1186.9	1178.4	1203.3	1200
2024-03-01	1186.9	1178.4	1203.3	1200
2024-02-01	1186.9	1178.4	1203.3	1200
2024-01-01	1186.9	1178.4	1203.3	1200
2023-12-01	1186.9	1178.4	1203.3	1200
2023-11-01	1186.9	1178.4	1203.3	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	Top Schools Gert Sibande 2024 (U11)	2024-08-16	2024-08-16	Rapid	Gert Sibande (MGS)	5	5	2	Yes	Analysis
2	Govan Mbeki 2024 (U11)	2024-08-02	2024-08-02	Rapid	Gert Sibande (MGS)	5	5	1.5	Yes	Analysis
3	Highveld Ridge West 2023 (B-Teams)	2023-08-09	2023-08-09	Rapid	Gert Sibande (MGS)	5	4	2.5	Yes	Analysis
4	Govin Mbeki Teams Chess Tournament 2023 (U13 Boys)	2023-08-18	2023-08-18	Rapid	Gert Sibande (MGS)	5	5	2	Yes	Analysis
5	2023 Gert Sibande League (B-Teams)	2023-08-25	2023-08-25	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
6	Ho�veldgroep 2023 (O13 B-Spanne)	2023-07-28	2023-07-28	Rapid	Gert Sibande (MGS)	5	4	1	Yes	Analysis
7	Laerskool Oosterkruin 2020 (U9)	2020-02-01	2020-02-01	Rapid	Ekurhuleni (GE)	6	6	3	Yes	Analysis
8	Alberton Chess Club Open 2020 (E)	2020-02-22	2020-02-22	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Xaba, O (Owami)				Opponent Webb, L (Logan)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Van Zyl, N (Neels)				Opponent Mabuza, B (Bongani)
3	2	Tournament Highveld Ridge West 2023				Tournament Highveld Ridge West 2023
		date 2023-08-09	rnd 3	type Rapid	result 1	date 2023-08-09	rnd 5	type Rapid	result 0.5
		Opponent Mabuza, B (Bongani)				Opponent Webb, L (Logan)

#	Games	Start				End
1	2	Tournament Alberton Chess Club Open 2020				Tournament Alberton Chess Club Open 2020
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Mbina, M (Milakhanye)				Opponent Emechebe, M (Munachim)

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Xaba, O (Owami)				Opponent Webb, L (Logan)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Van Zyl, N (Neels)				Opponent Mabuza, B (Bongani)
3	2	Tournament Highveld Ridge West 2023				Tournament Highveld Ridge West 2023
		date 2023-08-09	rnd 3	type Rapid	result 1	date 2023-08-09	rnd 5	type Rapid	result 0.5
		Opponent Mabuza, B (Bongani)				Opponent Webb, L (Logan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Xaba, O (Owami)				Opponent Webb, L (Logan)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Van Zyl, N (Neels)				Opponent Mabuza, B (Bongani)
3	2	Tournament Alberton Chess Club Open 2020				Tournament Alberton Chess Club Open 2020
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Mbina, M (Milakhanye)				Opponent Emechebe, M (Munachim)

#	Games	Start				End
1	2	Tournament Alberton Chess Club Open 2020				Tournament Alberton Chess Club Open 2020
		date 2020-02-22	rnd 3	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Mbina, M (Milakhanye)				Opponent Emechebe, M (Munachim)

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 1	type Rapid	result 1	date 2023-08-25	rnd 2	type Rapid	result 1
		Opponent Xaba, O (Owami)				Opponent Webb, L (Logan)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Van Zyl, N (Neels)				Opponent Mabuza, B (Bongani)
3	2	Tournament Laerskool Oosterkruin 2020				Tournament Laerskool Oosterkruin 2020
		date 2020-02-01	rnd 2	type Rapid	result 1	date 2020-02-01	rnd 3	type Rapid	result 1
		Opponent Niebuhr, R (Rohan)				Opponent Greef, S (Simone)

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	Mthimunye ,A (Asiphe)	3	0	-425	0	0	0	3	0	-425	0	0	0
1	Mthimunye ,A (Asiphe)	3	1228.8	803.8	0	0	0	3	1248.3	803.8	0	0	0
2	Mahlangu ,B (Bayede)	3	0	-425	0	0	0	3	0	-425	0	0	0
2	Mahlangu ,B (Bayede)	3	1225.2	800.2	0	0	0	3	1224.8	800.2	0	0	0
3	Jonker ,L (Lewanne)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
3	Jonker ,L (Lewanne)	2	1198.1	1410.6	0	0	0	2	1197.5	1410.6	0	0	0
4	Webb ,L (Logan)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
4	Webb ,L (Logan)	2	1178.4	1390.9	0	0	0	2	1181.2	1390.9	0	0	0
5	Mabuza ,B (Bongani)	2	2	425	0	0	0	2	2	425	0	0	0
5	Mabuza ,B (Bongani)	2	1199.1	1624.1	0	0	0	2	1200	1624.1	0	0	0
6	Appenah ,E (Evan)	2	0	-425	0	0	0	2	0	-425	0	0	0
6	Appenah ,E (Evan)	2	1200	775	0	0	0	2	1200	775	0	0	0
7	Viljoen ,H (Heindrich)	2	1	0	0	0	0	2	1	0	0	0	0
7	Viljoen ,H (Heindrich)	2	1247.7	1247.7	0	0	0	2	1274.5	1247.7	0	0	0
8	Mbina ,M (Milakhanye)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mbina ,M (Milakhanye)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Wilson ,K (Kisha)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Wilson ,K (Kisha)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Barda ,T (Tshepo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Barda ,T (Tshepo)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Du Plessis, J (Jj)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms