Chess South Africa Ratings Database

PLAYER PAGE

Personal

Le Roux, J (Jason)

Chess SA id

1070307567

FIDE id

Date of birth

2007-11-27 (U20)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1195.6	1183.8	1216.6	1200
Raw rating	1195.6	1181.8	1216.6	1200
Weighted rating	1188.6	1183.8	1202.6	1200
Weighted performance	0	0	0	0
Floor	700	700	716.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.9	170.2	161.9	165.8
Highest rating	1200 2024-07-01	1200 2024-07-01	1216.6 2025-09-30	1200 2024-10-01
Highest raw rating	1200 2024-07-01	1200 2024-07-01	1216.6 2025-09-30	1200 2024-10-01
Highest weighted rating	1200 2024-07-01	1200 2024-07-01	1201.3 2025-09-30	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-0.4	0	0
New rating	1195.6	1183.4	1216.6	1200
Analysis
Rating	1195.6	1183.8	1216.6	1200
Raw rating	1195.6	1181.8	1216.6	1200
Weighted rating	1188.6	1183.8	1202.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	716.6	700
Max/Min rating change allowed	166.9	170.2	161.9	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	1195.6	1181.8	1216.6	1200
New weighted rating	1189	1183.4	1203.8	1200
New weighted performance	0	0	0	0
Temp new rating	1195.6	1183.4	1216.6	1200
Temp new rating +/-	0	-0.4	0	0
Final new rating +/-	0	-0.4	0	0
New rating	1195.6	1183.4	1216.6	1200
New K-factor	36	36	36	36
New floor	700	700	716.6	700

Item	Main	Standard	Rapid
	0	0	0
	8	5	3
	5	5	0
	0	0	0
	0	0	0
	0	0	0
History	13	10	3

Games since
	Main 13	Standard 10		Rapid 3		Blitz 0
Gender	Male
Age group	U20
Region	Sedibeng (GSV)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	8	3	37.5	-106.2	1198.2	1092
Standard	5	1	20	-255	1199.4	944.4
Rapid	3	2	66.67	141.7	1196.3	1338
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	13	5	38.46	-98.1	1191.3	1093.2
Standard	10	3	30	-170	1189.8	1019.8
Rapid	3	2	66.67	141.7	1196.3	1338
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1195.6	1181.8	1216.6	1200
2025-09-30	1195.6	1181.8	1216.6	1200
2025-09-01	1185.3	1181.8	1200	1200
2025-08-01	1185.3	1181.8	1200	1200
2025-07-01	1189.8	1187.3	1200	1200
2025-06-01	1189.8	1187.3	1200	1200
2025-05-01	1189.8	1187.3	1200	1200
2025-04-01	1189.8	1187.3	1200	1200
2025-03-01	1189.8	1187.3	1200	1200
2025-02-01	1189.3	1186.7	1200	1200
2025-01-01	1178.1	1172.8	1200	1200
2024-12-01	1178.1	1172.8	1200	1200
2024-11-01	1178.1	1172.8	1200	1200
2024-10-01	1178.1	1172.8	1200	1200
2024-09-01	1178.1	1172.8	1200	1200
2024-08-01	1178.1	1172.8	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	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	Eureka Skooltoernooi - 29 Aug 2025 (A)	2025-08-29	2025-08-29	Rapid	Sedibeng (GSV)	4	3	2	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (LSEN A)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eureka Skooltoernooi - 29 Aug 2025 (A)	2025-08-29	2025-08-29	Rapid	Sedibeng (GSV)	4	3	2	Yes	Analysis
2	Eureka Chess Open 26 July 2025 (LSEN A)	2025-07-26	2025-07-26	Standard	Sedibeng (GSV)	5	5	1	Yes	Analysis
3	Eureka Open 27 July 2024 (LSEN A)	2024-07-27	2024-07-27	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Eureka Skooltoernooi - 29 Aug 2025				Tournament Eureka Skooltoernooi - 29 Aug 2025
		date 2025-08-29	rnd 2	type Rapid	result 0.5	date 2025-08-29	rnd 4	type Rapid	result 1
		Opponent Engelbrecht, T (Tristen)				Opponent Myburg, D (Dewald)
2	2	Tournament Eureka Open 27 July 2024				Tournament Eureka Open 27 July 2024
		date 2024-07-27	rnd 3	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Neels, V (Vusi)				Opponent Wessels, R (Ruan)
3	1	Tournament Eureka Chess Open 26 July 2025				Tournament Eureka Chess Open 26 July 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Visser, S (Stephanie Victoria)				Opponent Visser, S (Stephanie Victoria)

#	Games	Start				End
1	2	Tournament Eureka Open 27 July 2024				Tournament Eureka Open 27 July 2024
		date 2024-07-27	rnd 3	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Neels, V (Vusi)				Opponent Wessels, R (Ruan)
2	1	Tournament Eureka Chess Open 26 July 2025				Tournament Eureka Chess Open 26 July 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Visser, S (Stephanie Victoria)				Opponent Visser, S (Stephanie Victoria)

#	Games	Start				End
1	3	Tournament Eureka Skooltoernooi - 29 Aug 2025				Tournament Eureka Skooltoernooi - 29 Aug 2025
		date 2025-08-29	rnd 2	type Rapid	result 0.5	date 2025-08-29	rnd 4	type Rapid	result 1
		Opponent Engelbrecht, T (Tristen)				Opponent Myburg, D (Dewald)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Eureka Open 27 July 2024				Tournament Eureka Open 27 July 2024
		date 2024-07-27	rnd 3	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Neels, V (Vusi)				Opponent Wessels, R (Ruan)
2	1	Tournament Eureka Skooltoernooi - 29 Aug 2025				Tournament Eureka Skooltoernooi - 29 Aug 2025
		date 2025-08-29	rnd 4	type Rapid	result 1	date 2025-08-29	rnd 4	type Rapid	result 1
		Opponent Myburg, D (Dewald)				Opponent Myburg, D (Dewald)
3	1	Tournament Eureka Chess Open 26 July 2025				Tournament Eureka Chess Open 26 July 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Visser, S (Stephanie Victoria)				Opponent Visser, S (Stephanie Victoria)

#	Games	Start				End
1	2	Tournament Eureka Open 27 July 2024				Tournament Eureka Open 27 July 2024
		date 2024-07-27	rnd 3	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Neels, V (Vusi)				Opponent Wessels, R (Ruan)
2	1	Tournament Eureka Chess Open 26 July 2025				Tournament Eureka Chess Open 26 July 2025
		date 2025-07-26	rnd 4	type Standard	result 1	date 2025-07-26	rnd 4	type Standard	result 1
		Opponent Visser, S (Stephanie Victoria)				Opponent Visser, S (Stephanie Victoria)

#	Games	Start				End
1	1	Tournament Eureka Skooltoernooi - 29 Aug 2025				Tournament Eureka Skooltoernooi - 29 Aug 2025
		date 2025-08-29	rnd 4	type Rapid	result 1	date 2025-08-29	rnd 4	type Rapid	result 1
		Opponent Myburg, D (Dewald)				Opponent Myburg, D (Dewald)

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	Neels ,V (Vusi)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
1	Neels ,V (Vusi)	2	1194.5	1407	1	1200	1619.5	1	1200	1194.5	0	0	0
2	Nhlapo ,R (Rethabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Nhlapo ,R (Rethabile)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Tlholwe ,N (Neo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Tlholwe ,N (Neo)	1	1203.6	778.6	1	1201.2	778.6	0	0	0	0	0	0
4	Botha ,T (Theuns)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Botha ,T (Theuns)	1	1192	767	1	1200	767	0	0	0	0	0	0
5	Kilian ,M (Monique)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kilian ,M (Monique)	1	1197.2	772.2	1	1194.4	772.2	0	0	0	0	0	0
6	Scheepers ,D (Danheen)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Scheepers ,D (Danheen)	1	1105.1	680.1	1	1080.5	680.1	0	0	0	0	0	0
7	Visser ,S (Stephanie Victoria)	1	1	425	1	1	425	0	0	0	0	0	0
7	Visser ,S (Stephanie Victoria)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Wessels ,R (Ruan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Wessels ,R (Ruan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Makibi ,M (Mampe)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Makibi ,M (Mampe)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Raphabele ,M (Mpho)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Raphabele ,M (Mpho)	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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PLAYER PAGE

Personal

Le Roux, J (Jason)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms