Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, J (Jean)

Chess SA id

1060159550

FIDE id

Date of birth

2006-09-30 (U20)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1179.3	1175.6	1200	1200
Raw rating	1179.3	1175.6	1200	1200
Weighted rating	1176.6	1172.6	1200	1200
Weighted performance	0	0	0	0
Floor	703	703.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	170.8	171.7	165.8	165.8
Highest rating	1227.2 2023-08-01	1224.8 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1203 2024-03-01	1203.2 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1203 2024-04-01	1203.2 2024-04-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1227.2 2023-08-01	1224.8 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1179.3	1175.6	1200	1200
Analysis
Rating	1179.3	1175.6	1200	1200
Raw rating	1179.3	1175.6	1200	1200
Weighted rating	1176.6	1172.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	703	703.2	700	700
Max/Min rating change allowed	170.8	171.7	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	1179.3	1175.6	1200	1200
New weighted rating	1176.5	1172.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1179.3	1175.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1179.3	1175.6	1200	1200
New K-factor	36	36	36	36
New floor	703	703.2	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	4	4
	0	0
	0	0
History	14	14

Games since
	Main 10	Standard 10		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	14	4	28.57	-182.1	1297.2	1115.1
Standard	14	4	28.57	-182.1	1297.2	1115.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1179.3	1175.6	1200	1200
2025-09-01	1179.3	1175.6	1200	1200
2025-08-01	1179.3	1175.6	1200	1200
2025-07-01	1179.3	1175.6	1200	1200
2025-06-01	1179.3	1175.6	1200	1200
2025-05-01	1179.3	1175.6	1200	1200
2025-04-01	1179.3	1175.6	1200	1200
2025-03-01	1179.3	1175.6	1200	1200
2025-02-01	1178.9	1175.3	1200	1200
2025-01-01	1164.7	1161	1200	1200
2024-12-01	1164.7	1161	1200	1200
2024-11-01	1164.7	1161	1200	1200
2024-10-01	1164.7	1161	1200	1200
2024-09-01	1164.7	1161	1200	1200
2024-08-01	1168.9	1159.6	1200	1200
2024-07-01	1168.9	1159.6	1200	1200
2024-06-01	1168.9	1159.6	1200	1200
2024-08-01	1168.9	1159.6	1200	1200
2024-04-01	1203	1203.2	1200	1200
2024-03-01	1203	1203.2	1200	1200
2024-02-01	1203	1203.2	1200	1200
2024-01-01	1203	1203.2	1200	1200
2023-12-01	1203	1203.2	1200	1200
2023-11-01	1203	1203.2	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	Sedibeng East D7 Teams Trials 2024 (U19)	2024-08-03	2024-08-03	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
2	HS Drie Riviere Chess Open Section 2024 (A)	2024-03-09	2024-03-09	Standard	Sedibeng (GSV)	5	5	0	Yes	Analysis
3	Gauteng D7 Teams 2023 (U17)	2023-08-12	2023-08-12	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Steyn, M (Michelle)
2	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Linala, T (Thato)				Opponent Linala, T (Thato)
3	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Matsunyane, E (Edwin)				Opponent Matsunyane, E (Edwin)

#	Games	Start				End
1	2	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Steyn, M (Michelle)
2	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Linala, T (Thato)				Opponent Linala, T (Thato)
3	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Matsunyane, E (Edwin)				Opponent Matsunyane, E (Edwin)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Steyn, M (Michelle)
2	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Linala, T (Thato)				Opponent Linala, T (Thato)
3	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Matsunyane, E (Edwin)				Opponent Matsunyane, E (Edwin)

#	Games	Start				End
1	2	Tournament Sedibeng East D7 Teams Trials 2024				Tournament Sedibeng East D7 Teams Trials 2024
		date 2024-08-03	rnd 2	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Mahlangu, T (Tshegofatso)				Opponent Steyn, M (Michelle)
2	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Linala, T (Thato)				Opponent Linala, T (Thato)
3	1	Tournament Gauteng D7 Teams 2023				Tournament Gauteng D7 Teams 2023
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Matsunyane, E (Edwin)				Opponent Matsunyane, E (Edwin)

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	Steyn ,M (Michelle)	1	1	425	1	1	425	0	0	0	0	0	0
1	Steyn ,M (Michelle)	1	1277.6	1702.6	1	1341.2	1702.6	0	0	0	0	0	0
2	Mosae ,N (Ntando)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mosae ,N (Ntando)	1	1231.2	806.2	1	1224.1	806.2	0	0	0	0	0	0
3	Linala ,T (Thato)	1	1	425	1	1	425	0	0	0	0	0	0
3	Linala ,T (Thato)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Naidoo ,K (Kajol)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Naidoo ,K (Kajol)	1	1522	1097	1	1505.1	1097	0	0	0	0	0	0
5	Spamers ,V (Vinaldo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Spamers ,V (Vinaldo)	1	1416.9	991.9	1	1413.5	991.9	0	0	0	0	0	0
6	Kondlo ,I (Inga)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kondlo ,I (Inga)	1	1166.8	741.8	1	1159.7	741.8	0	0	0	0	0	0
7	Theron ,A (Andre)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Theron ,A (Andre)	1	1581.7	1156.7	1	1564.2	1156.7	0	0	0	0	0	0
8	Ngwane ,N (Ndabenhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Ngwane ,N (Ndabenhle)	1	1467.6	1042.6	1	1463.5	1042.6	0	0	0	0	0	0
9	Hanauer ,A (Anthony)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Hanauer ,A (Anthony)	1	1161.8	736.8	1	1153.6	736.8	0	0	0	0	0	0
10	Nnete ,M (Mohau)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Nnete ,M (Mohau)	1	1294.1	869.1	1	1313.8	869.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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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