Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nel, J (Johan)

Chess SA id

105048017

FIDE id

Date of birth

2005-02-15 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	764.3	801.6	639.6	672
Raw rating	764.3	801.6	639.6	672
Weighted rating	764.3	801.6	639.6	672
Weighted performance	60.8	55.6	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	308.5	292.5	368.4	351.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	764.3 2024-02-01	801.6 2024-02-01	672 2018-02-01	672 2024-02-01
Highest weighted rating	764.3 2024-11-01	801.6 2024-11-01	672 2024-11-01	672 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	764.3	801.6	639.6	672
Analysis
Rating	764.3	801.6	639.6	672
Raw rating	764.3	801.6	639.6	672
Weighted rating	764.3	801.6	639.6
Weighted performance	60.8	55.6	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	308.5	292.5	368.4	351.8
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	764.3	801.6	639.6	672
New weighted rating	764.3	801.6	639.6	672
New weighted performance	60.5	55.3	0	0
Temp new rating	764.3	801.6	639.6	672
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	764.3	801.6	639.6	672
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
	0	0	0
	0	0	0
History	61	56	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	20	8.5	42.5	-63.8	887	823.2
Standard	15	7.5	50	0	902.2	902.2
Rapid	5	1	20	-255	841.4	586.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	764.3	801.6	639.6	672
2025-09-01	764.3	801.6	639.6	672
2025-08-01	764.3	801.6	639.6	672
2025-07-01	764.3	801.6	639.6	672
2025-06-01	764.3	801.6	639.6	672
2025-05-01	764.3	801.6	639.6	672
2025-04-01	764.3	801.6	639.6	672
2025-03-01	764.3	801.6	639.6	672
2025-02-01	764.3	801.6	639.6	672
2025-01-01	764.3	801.6	639.6	672
2024-12-01	764.3	801.6	639.6	672
2024-11-01	764.3	801.6	639.6	672
2024-10-01	764.3	801.6	639.6	672
2024-09-01	764.3	801.6	639.6	672
2024-08-01	764.3	801.6	639.6	672
2024-07-01	764.3	801.6	639.6	672
2024-06-01	764.3	801.6	639.6	672
2024-08-01	764.3	801.6	639.6	672
2024-04-01	764.3	801.6	639.6	672
2024-03-01	764.3	801.6	639.6	672
2024-02-01	764.3	801.6	639.6	672
2024-01-01	764.3	801.6	639.6	672
2023-12-01	764.3	801.6	639.6	672
2023-11-01	764.3	801.6	639.6	672

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 D4 Tshwane South Schools League Finals (U13)	2018-08-03	2018-08-03	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2018 Super 12 (Senior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	1	Yes	Analysis
3	2018 D4 Tshwane North Individual Chess Championships (U13 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2018 Piet Robbertse Chess Tournament (D)	2018-02-03	2018-02-03	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Diedericks, H (Heinrich)				Opponent Sander, N (Nathan)
2	2	Tournament 2018 Piet Robbertse Chess Tournament				Tournament 2018 Piet Robbertse Chess Tournament
		date 2018-02-03	rnd 4	type Standard	result 0.5	date 2018-02-03	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Grobler, A (Amorette)
3	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 5	type Standard	result 1	date 2018-08-03	rnd 5	type Standard	result 1
		Opponent Du Plessis, LD (Liam)				Opponent Du Plessis, LD (Liam)

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Diedericks, H (Heinrich)				Opponent Sander, N (Nathan)
2	2	Tournament 2018 Piet Robbertse Chess Tournament				Tournament 2018 Piet Robbertse Chess Tournament
		date 2018-02-03	rnd 4	type Standard	result 0.5	date 2018-02-03	rnd 5	type Standard	result 1
		Opponent Van Der Spuy, C (Christiaan)				Opponent Grobler, A (Amorette)
3	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 5	type Standard	result 1	date 2018-08-03	rnd 5	type Standard	result 1
		Opponent Du Plessis, LD (Liam)				Opponent Du Plessis, LD (Liam)

#	Games	Start				End
1	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 3	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Stevens, W (Werner)				Opponent Stevens, W (Werner)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Diedericks, H (Heinrich)				Opponent Sander, N (Nathan)
2	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 5	type Standard	result 1	date 2018-08-03	rnd 5	type Standard	result 1
		Opponent Du Plessis, LD (Liam)				Opponent Du Plessis, LD (Liam)
3	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 1	type Standard	result 1	date 2018-08-03	rnd 1	type Standard	result 1
		Opponent Vorster, FA (Francois Andrew)				Opponent Vorster, FA (Francois Andrew)

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Diedericks, H (Heinrich)				Opponent Sander, N (Nathan)
2	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 5	type Standard	result 1	date 2018-08-03	rnd 5	type Standard	result 1
		Opponent Du Plessis, LD (Liam)				Opponent Du Plessis, LD (Liam)
3	1	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 D4 Tshwane South Schools League Finals
		date 2018-08-03	rnd 1	type Standard	result 1	date 2018-08-03	rnd 1	type Standard	result 1
		Opponent Vorster, FA (Francois Andrew)				Opponent Vorster, FA (Francois Andrew)

#	Games	Start				End
1	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 3	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Stevens, W (Werner)				Opponent Stevens, W (Werner)

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	Kodde ,JL (Jessica Leigh)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Kodde ,JL (Jessica Leigh)	2	844.7	419.7	1	844	419.7	1	826.4	419.7	0	0	0
2	Jansen ,H (Hilmar)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jansen ,H (Hilmar)	1	796	371	1	796	371	0	0	0	0	0	0
3	Myburg ,H (Handro)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Myburg ,H (Handro)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Du Plessis ,LD (Liam Douw)	1	1	425	1	1	425	0	0	0	0	0	0
4	Du Plessis ,LD (Liam Douw)	1	967.4	1392.4	1	907.6	1392.4	0	0	0	0	0	0
5	Vorster ,FA (Francois Andrew)	1	1	425	1	1	425	0	0	0	0	0	0
5	Vorster ,FA (Francois Andrew)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Van Der Spuy ,C (Christiaan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Van Der Spuy ,C (Christiaan)	1	785.9	785.9	1	793.4	785.9	0	0	0	0	0	0
7	Sander ,N (Nathan)	1	1	425	1	1	425	0	0	0	0	0	0
7	Sander ,N (Nathan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Dekker ,T (Tertius)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Dekker ,T (Tertius)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Van Der Wath ,WN (Willem Nicolaas)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Der Wath ,WN (Willem Nicolaas)	1	862.4	437.4	1	859.8	437.4	0	0	0	0	0	0
10	Botha ,R (Riti)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Botha ,R (Riti)	1	696.9	271.9	1	697.6	271.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Nel, J (Johan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms