Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, J (Jean)

Chess SA id

1060141941

FIDE id

Date of birth

2006-03-30 (U20)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1144.9	1135.6	1200	1200
Raw rating	1144.9	1135.6	1200	1200
Weighted rating	1144.9	1135.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	179.4	181.7	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1144.9	1135.6	1200	1200
Analysis
Rating	1144.9	1135.6	1200	1200
Raw rating	1144.9	1135.6	1200	1200
Weighted rating	1144.9	1135.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	179.4	181.7	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	1144.9	1135.6	1200	1200
New weighted rating	1144.9	1135.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1144.9	1135.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1144.9	1135.6	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	4	4
	0	0
History	9	9

Games since
	Main 0	Standard 0		Rapid 0		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	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	9	2.5	27.78	-188.9	1190.8	1001.9
Standard	9	2.5	27.78	-188.9	1190.8	1001.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1144.9	1135.6	1200	1200
2025-09-01	1144.9	1135.6	1200	1200
2025-08-01	1144.9	1135.6	1200	1200
2025-07-01	1144.9	1135.6	1200	1200
2025-06-01	1144.9	1135.6	1200	1200
2025-05-01	1144.9	1135.6	1200	1200
2025-04-01	1144.9	1135.6	1200	1200
2025-03-01	1144.9	1135.6	1200	1200
2025-02-01	1144.9	1135.6	1200	1200
2025-01-01	1144.9	1135.6	1200	1200
2024-12-01	1144.9	1135.6	1200	1200
2024-11-01	1144.9	1135.6	1200	1200
2024-10-01	1144.9	1135.6	1200	1200
2024-09-01	1144.9	1135.6	1200	1200
2024-08-01	1144.9	1135.6	1200	1200
2024-07-01	1144.9	1135.6	1200	1200
2024-06-01	1144.9	1135.6	1200	1200
2024-08-01	1144.9	1135.6	1200	1200
2024-04-01	1144.9	1135.6	1200	1200
2024-03-01	1144.9	1135.6	1200	1200
2024-02-01	1144.9	1135.6	1200	1200
2024-01-01	1144.9	1135.6	1200	1200
2023-12-01	1144.9	1135.6	1200	1200
2023-11-01	1144.9	1135.6	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	Gauteng Schools D7 2023 (U18 Boys)	2023-05-20	2023-05-20	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
2	Gaueng Schools D7 2022 (U18 Boys)	2022-06-04	2022-06-04	Standard	Sedibeng (GSV)	5	4	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Xulu, N (Ntokozo)				Opponent Xulu, N (Ntokozo)
2	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Mahlo, G (Gomolemo)				Opponent Mahlo, G (Gomolemo)
3	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 0.5	date 2023-05-20	rnd 1	type Standard	result 0.5
		Opponent Kodisang, M (Mpilonhle)				Opponent Kodisang, M (Mpilonhle)

#	Games	Start				End
1	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Xulu, N (Ntokozo)				Opponent Xulu, N (Ntokozo)
2	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Mahlo, G (Gomolemo)				Opponent Mahlo, G (Gomolemo)
3	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 1	type Standard	result 0.5	date 2023-05-20	rnd 1	type Standard	result 0.5
		Opponent Kodisang, M (Mpilonhle)				Opponent Kodisang, M (Mpilonhle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Xulu, N (Ntokozo)				Opponent Xulu, N (Ntokozo)
2	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Mahlo, G (Gomolemo)				Opponent Mahlo, G (Gomolemo)

#	Games	Start				End
1	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-05-20	rnd 5	type Standard	result 1
		Opponent Xulu, N (Ntokozo)				Opponent Xulu, N (Ntokozo)
2	1	Tournament Gauteng Schools D7 2023				Tournament Gauteng Schools D7 2023
		date 2023-05-20	rnd 3	type Standard	result 1	date 2023-05-20	rnd 3	type Standard	result 1
		Opponent Mahlo, G (Gomolemo)				Opponent Mahlo, G (Gomolemo)

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	Benade ,R (Ryan)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Benade ,R (Ryan)	2	1130.8	705.8	2	1118.2	705.8	0	0	0	0	0	0
2	Xulu ,N (Ntokozo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Xulu ,N (Ntokozo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Hlahane ,B (Bohlokoa)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Hlahane ,B (Bohlokoa)	1	1111.4	686.4	1	1098	686.4	0	0	0	0	0	0
4	Mahlo ,G (Gomolemo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mahlo ,G (Gomolemo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Zimunya ,T (Tumisho)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Zimunya ,T (Tumisho)	1	1327.2	902.2	1	1327.1	902.2	0	0	0	0	0	0
6	Kekane ,R (Relebohile)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kekane ,R (Relebohile)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Sekere ,K (Koos)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sekere ,K (Koos)	1	1216.9	791.9	1	1221.3	791.9	0	0	0	0	0	0
8	Kodisang ,M (Mpilonhle)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Kodisang ,M (Mpilonhle)	1	1200	1200	1	1200	1200	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

De Villiers, J (Jean)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms