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
2025-11-01	1029.9	1039.2	961.2	961.2
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
2024-09-01	1029.9	1039.2	961.2	961.2
2024-05-01	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

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

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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