Chess South Africa Ratings Database

PLAYER PAGE

Personal

Cronje, JD (Jozua)

Chess SA id

106054128

FIDE id

Date of birth

2006-04-14 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-04-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1063.7	1055.2	636.8	636.8
Raw rating	1063.7	1055.2	636.8	636.8
Weighted rating	1063.7	1055.2	636.8	636.8
Weighted performance	193.8	192.2	0	0
Floor	563.7	555.2	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	201.4	203.8	369.9	369.9
Highest rating	1280.5 2019-01-01	1258.3 2019-01-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1063.7 2024-02-01	1055.2 2024-02-01	636.8 2024-02-01	636.8 2024-02-01
Highest weighted rating	1063.7 2024-11-01	1055.2 2024-11-01	636.8 2024-11-01	636.8 2024-11-01
Highest weighted performance	1280.5 2019-01-01	1258.3 2019-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1063.7	1055.2	636.8	636.8
Analysis
Rating	1063.7	1055.2	636.8	636.8
Raw rating	1063.7	1055.2	636.8	636.8
Weighted rating	1063.7	1055.2	636.8
Weighted performance	193.8	192.2	0
K-factor	40	40	40	40
Floor	563.7	555.2	500	500
Max/Min rating change allowed	201.4	203.8	369.9	369.9
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	1063.7	1055.2	636.8	636.8
New weighted rating	1063.7	1055.2	636.8	636.8
New weighted performance	193.4	191.9	0	0
Temp new rating	1063.7	1055.2	636.8	636.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1063.7	1055.2	636.8	636.8
New K-factor	40	40	40	40
New floor	563.7	555.2	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	85	65	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
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	25	13	52	17	1102.7	1119.7
Standard	25	13	52	17	1102.7	1119.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1063.7	1055.2	636.8	636.8
2025-09-01	1063.7	1055.2	636.8	636.8
2025-08-01	1063.7	1055.2	636.8	636.8
2025-07-01	1063.7	1055.2	636.8	636.8
2025-06-01	1063.7	1055.2	636.8	636.8
2025-05-01	1063.7	1055.2	636.8	636.8
2025-04-01	1063.7	1055.2	636.8	636.8
2025-03-01	1063.7	1055.2	636.8	636.8
2025-02-01	1063.7	1055.2	636.8	636.8
2025-01-01	1063.7	1055.2	636.8	636.8
2024-12-01	1063.7	1055.2	636.8	636.8
2024-11-01	1063.7	1055.2	636.8	636.8
2024-10-01	1063.7	1055.2	636.8	636.8
2024-09-01	1063.7	1055.2	636.8	636.8
2024-08-01	1063.7	1055.2	636.8	636.8
2024-07-01	1063.7	1055.2	636.8	636.8
2024-06-01	1063.7	1055.2	636.8	636.8
2024-08-01	1063.7	1055.2	636.8	636.8
2024-04-01	1063.7	1055.2	636.8	636.8
2024-03-01	1063.7	1055.2	636.8	636.8
2024-02-01	1063.7	1055.2	636.8	636.8
2024-01-01	1063.7	1055.2	636.8	636.8
2023-12-01	1063.7	1055.2	636.8	636.8
2023-11-01	1063.7	1055.2	636.8	636.8

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	Eden Trials 3 2019 (U14 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	0	0	No	Analysis
2	Eden Trials 2 2019 (U14 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	2	Yes	Analysis
3	Eden Trials 1 2019 (U14 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	George Trials 3 2019 (U14)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	3	Yes	Analysis
5	George Trials 2 2019 (U14)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	George Trials 1 2019 (U14)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 1	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Smith, J (Josh)				Opponent Heesen, T (Tyler)
2	2	Tournament George Trials 3 2019				Tournament George Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Muller, M (Magnus)				Opponent Botha, D (Daniel)
3	2	Tournament George Trials 2 2019				Tournament George Trials 2 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-09	rnd 4	type Standard	result 1
		Opponent Van Zyl, I (Izak)				Opponent Rudolph, G (Gustav)

#	Games	Start				End
1	3	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 1	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Smith, J (Josh)				Opponent Heesen, T (Tyler)
2	2	Tournament George Trials 3 2019				Tournament George Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Muller, M (Magnus)				Opponent Botha, D (Daniel)
3	2	Tournament George Trials 2 2019				Tournament George Trials 2 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-09	rnd 4	type Standard	result 1
		Opponent Van Zyl, I (Izak)				Opponent Rudolph, G (Gustav)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 1	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Smith, J (Josh)				Opponent Heesen, T (Tyler)
2	2	Tournament George Trials 3 2019				Tournament George Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Muller, M (Magnus)				Opponent Botha, D (Daniel)
3	2	Tournament George Trials 2 2019				Tournament George Trials 2 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-09	rnd 4	type Standard	result 1
		Opponent Van Zyl, I (Izak)				Opponent Rudolph, G (Gustav)

#	Games	Start				End
1	3	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 1	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Smith, J (Josh)				Opponent Heesen, T (Tyler)
2	2	Tournament George Trials 3 2019				Tournament George Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-02-23	rnd 5	type Standard	result 1
		Opponent Muller, M (Magnus)				Opponent Botha, D (Daniel)
3	2	Tournament George Trials 2 2019				Tournament George Trials 2 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-09	rnd 4	type Standard	result 1
		Opponent Van Zyl, I (Izak)				Opponent Rudolph, G (Gustav)

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	Van Zyl ,I (Izak)	2	1	0	2	1	0	0	0	0	0	0	0
1	Van Zyl ,I (Izak)	2	1020.7	1020.7	2	998.4	1020.7	0	0	0	0	0	0
2	Heesen ,T (Tyler)	2	1	0	2	1	0	0	0	0	0	0	0
2	Heesen ,T (Tyler)	2	1217.9	1217.9	2	1204.6	1217.9	0	0	0	0	0	0
3	Wolmarans ,A (Aiden)	2	1	0	2	1	0	0	0	0	0	0	0
3	Wolmarans ,A (Aiden)	2	1164.7	1164.7	2	1165.5	1164.7	0	0	0	0	0	0
4	Greeff ,S (Simon)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Greeff ,S (Simon)	1	1231.3	806.3	1	1229.6	806.3	0	0	0	0	0	0
5	Smith ,J (Josh)	1	1	425	1	1	425	0	0	0	0	0	0
5	Smith ,J (Josh)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Bezuidenhoudt ,K (Kailee)	1	1	425	1	1	425	0	0	0	0	0	0
6	Bezuidenhoudt ,K (Kailee)	1	1103	1528	1	1084	1528	0	0	0	0	0	0
7	Baadjies ,B (Bradley)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Baadjies ,B (Bradley)	1	1112.4	687.4	1	1021.6	687.4	0	0	0	0	0	0
8	April ,D (Devlon)	1	1	425	1	1	425	0	0	0	0	0	0
8	April ,D (Devlon)	1	1117.3	1542.3	1	1105.6	1542.3	0	0	0	0	0	0
9	Killian ,Z (Zenion)	1	1	425	1	1	425	0	0	0	0	0	0
9	Killian ,Z (Zenion)	1	913.5	1338.5	1	870	1338.5	0	0	0	0	0	0
10	Weng ,H (Hongxi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Weng ,H (Hongxi)	1	1017.1	592.1	1	1022	592.1	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, JD (Jozua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms