Chess South Africa Ratings Database

PLAYER PAGE

Personal

Cronje, WJ (Wilhelm Jacobus)

Chess SA id

103005732

FIDE id

Date of birth

2003-06-01 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1029.9	1039.2	961.2	961.2
Raw rating	1029.9	1039.2	961.2	961.2
Weighted rating	1029.9	1039.2	961.2	961.2
Weighted performance	0	0	0	0
Floor	529.9	539.2	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	211.3	208.5	233	233
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1029.9 2024-02-01	1039.2 2024-02-01	961.2 2024-02-01	961.2 2024-02-01
Highest weighted rating	1029.9 2024-11-01	1039.2 2024-11-01	961.2 2024-11-01	961.2 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1029.9	1039.2	961.2	961.2
Analysis
Rating	1029.9	1039.2	961.2	961.2
Raw rating	1029.9	1039.2	961.2	961.2
Weighted rating	1029.9	1039.2	961.2
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	529.9	539.2	500	500
Max/Min rating change allowed	211.3	208.5	233	233
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	1029.9	1039.2	961.2	961.2
New weighted rating	1029.9	1039.2	961.2	961.2
New weighted performance	0	0	0	0
Temp new rating	1029.9	1039.2	961.2	961.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1029.9	1039.2	961.2	961.2
New K-factor	40	40	40	40
New floor	529.9	539.2	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	228	221	7

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	14	6	42.86	-60.7	1196.1	1135.4
Standard	14	6	42.86	-60.7	1196.1	1135.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1029.9	1039.2	961.2	961.2
2025-09-01	1029.9	1039.2	961.2	961.2
2025-08-01	1029.9	1039.2	961.2	961.2
2025-07-01	1029.9	1039.2	961.2	961.2
2025-06-01	1029.9	1039.2	961.2	961.2
2025-05-01	1029.9	1039.2	961.2	961.2
2025-04-01	1029.9	1039.2	961.2	961.2
2025-03-01	1029.9	1039.2	961.2	961.2
2025-02-01	1029.9	1039.2	961.2	961.2
2025-01-01	1029.9	1039.2	961.2	961.2
2024-12-01	1029.9	1039.2	961.2	961.2
2024-11-01	1029.9	1039.2	961.2	961.2
2024-10-01	1029.9	1039.2	961.2	961.2
2024-09-01	1029.9	1039.2	961.2	961.2
2024-08-01	1029.9	1039.2	961.2	961.2
2024-07-01	1029.9	1039.2	961.2	961.2
2024-06-01	1029.9	1039.2	961.2	961.2
2024-08-01	1029.9	1039.2	961.2	961.2
2024-04-01	1029.9	1039.2	961.2	961.2
2024-03-01	1029.9	1039.2	961.2	961.2
2024-02-01	1029.9	1039.2	961.2	961.2
2024-01-01	1029.9	1039.2	961.2	961.2
2023-12-01	1029.9	1039.2	961.2	961.2
2023-11-01	1029.9	1039.2	961.2	961.2

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	2019 D4 Tshwane South Schools League Team Finals (U17)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
2	2018 Gauteng League Final (U15)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2018 D4 Tshwane South Schools League Finals (U15)	2018-08-04	2018-08-04	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 Gauteng League Final
		date 2018-08-04	rnd 4	type Standard	result 0.5	date 2018-08-25	rnd 2	type Standard	result 1
		Opponent Loock, H (Heinrich)				Opponent Wang, D (David)
2	2	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 0.5
		Opponent Strauss, M (Monique)				Opponent Buitendag, N (Nanique)
3	1	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-08-25	rnd 4	type Standard	result 1
		Opponent Mokhotsoa, KR (Kamohelo)				Opponent Mokhotsoa, KR (Kamohelo)

#	Games	Start				End
1	4	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 Gauteng League Final
		date 2018-08-04	rnd 4	type Standard	result 0.5	date 2018-08-25	rnd 2	type Standard	result 1
		Opponent Loock, H (Heinrich)				Opponent Wang, D (David)
2	2	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 0.5
		Opponent Strauss, M (Monique)				Opponent Buitendag, N (Nanique)
3	1	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-08-25	rnd 4	type Standard	result 1
		Opponent Mokhotsoa, KR (Kamohelo)				Opponent Mokhotsoa, KR (Kamohelo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 Gauteng League Final
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-08-25	rnd 2	type Standard	result 1
		Opponent Basua, E (Emmanuel)				Opponent Wang, D (David)
2	1	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Strauss, M (Monique)				Opponent Strauss, M (Monique)
3	1	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-08-25	rnd 4	type Standard	result 1
		Opponent Mokhotsoa, KR (Kamohelo)				Opponent Mokhotsoa, KR (Kamohelo)

#	Games	Start				End
1	3	Tournament 2018 D4 Tshwane South Schools League Finals				Tournament 2018 Gauteng League Final
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-08-25	rnd 2	type Standard	result 1
		Opponent Basua, E (Emmanuel)				Opponent Wang, D (David)
2	1	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Strauss, M (Monique)				Opponent Strauss, M (Monique)
3	1	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-08-25	rnd 4	type Standard	result 1
		Opponent Mokhotsoa, KR (Kamohelo)				Opponent Mokhotsoa, KR (Kamohelo)

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	Buitendag ,N (Nanique)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Buitendag ,N (Nanique)	1	1287.4	1287.4	1	1284.1	1287.4	0	0	0	0	0	0
2	Visagie ,S (Sebastiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Visagie ,S (Sebastiaan)	1	1215.6	790.6	1	1218.8	790.6	0	0	0	0	0	0
3	Claassen ,J (Jean-Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Claassen ,J (Jean-Daniel)	1	1699.3	1274.3	1	1701.8	1274.3	0	0	0	0	0	0
4	Strauss ,M (Monique)	1	1	425	1	1	425	0	0	0	0	0	0
4	Strauss ,M (Monique)	1	798.9	1223.9	1	716.4	1223.9	0	0	0	0	0	0
5	Van Den Berg ,MB (Matthew Benjamin)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Den Berg ,MB (Matthew Benjamin)	1	775.4	350.4	1	775.4	350.4	0	0	0	0	0	0
6	Cruywagen ,A (Armand)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Cruywagen ,A (Armand)	1	1536.3	1111.3	1	1538.1	1111.3	0	0	0	0	0	0
7	Mokhotsoa ,KR (Kamohelo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mokhotsoa ,KR (Kamohelo)	1	1064.3	1489.3	1	1068.5	1489.3	0	0	0	0	0	0
8	Basua ,E (Emmanuel)	1	1	425	1	1	425	0	0	0	0	0	0
8	Basua ,E (Emmanuel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Wang ,D (David)	1	1	425	1	1	425	0	0	0	0	0	0
9	Wang ,D (David)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Goodman ,N (Ndlovu)	1	1	425	1	1	425	0	0	0	0	0	0
10	Goodman ,N (Ndlovu)	1	1200	1625	1	1200	1625	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

Cronje, WJ (Wilhelm Jacobus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms