Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Preez, C (Carl)

Chess SA id

1030097119

FIDE id

Date of birth

2003-08-05 (Adult)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1083.9	1114.4	1134	1200
Raw rating	1083.9	1114.4	1134	1200
Weighted rating	1083.9	1114.4	1134	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	195.6	187.3	182.2	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2024-12-01	1200 2018-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1083.9	1114.4	1134	1200
Analysis
Rating	1083.9	1114.4	1134	1200
Raw rating	1083.9	1114.4	1134	1200
Weighted rating	1083.9	1114.4	1134
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	195.6	187.3	182.2	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	1083.9	1114.4	1134	1200
New weighted rating	1083.9	1114.4	1134	1200
New weighted performance	0	0	0	0
Temp new rating	1083.9	1114.4	1134	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1083.9	1114.4	1134	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	18	7	11

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	18	6	33.33	-141.7	1125	983.4
Standard	7	2	28.57	-182.1	1084	901.9
Rapid	11	4	36.36	-115.9	1151.1	1035.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1083.9	1114.4	1134	1200
2025-09-01	1083.9	1114.4	1134	1200
2025-08-01	1083.9	1114.4	1134	1200
2025-07-01	1083.9	1114.4	1134	1200
2025-06-01	1083.9	1114.4	1134	1200
2025-05-01	1083.9	1114.4	1134	1200
2025-04-01	1083.9	1114.4	1134	1200
2025-03-01	1083.9	1114.4	1134	1200
2025-02-01	1083.9	1114.4	1134	1200
2025-01-01	1083.9	1114.4	1134	1200
2024-12-01	1083.9	1114.4	1134	1200
2024-11-01	1083.9	1114.4	1134	1200
2024-10-01	1083.9	1114.4	1134	1200
2024-09-01	1083.9	1114.4	1134	1200
2024-08-01	1083.9	1114.4	1134	1200
2024-07-01	1083.9	1114.4	1134	1200
2024-06-01	1083.9	1114.4	1134	1200
2024-08-01	1083.9	1114.4	1134	1200
2024-04-01	1083.9	1114.4	1134	1200
2024-03-01	1083.9	1114.4	1134	1200
2024-02-01	1083.9	1114.4	1134	1200
2024-01-01	1083.9	1114.4	1134	1200
2023-12-01	1083.9	1114.4	1134	1200
2023-11-01	1083.9	1114.4	1134	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	Cape Winelands Schools Trials 1 2018 (U15 Boys)	2018-03-03	2018-03-03	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
2	Cape Winelands Schools Prestige 2018 (U15 Boys)	2018-03-24	2018-03-25	Standard	Cape Winelands (WCW)	7	7	2	Yes	Analysis
3	North Boland Trials 2018 (U15 Boys)	2018-02-17	2018-02-17	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-25	rnd 6	type Standard	result 1	date 2018-03-25	rnd 6	type Standard	result 1
		Opponent Sass, J (Jandri)				Opponent Sass, J (Jandri)
2	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Onrust, J (Jermeak)				Opponent Onrust, J (Jermeak)
3	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 6	type Rapid	result 1	date 2018-03-03	rnd 6	type Rapid	result 1
		Opponent Mentoor, M (Marshall)				Opponent Mentoor, M (Marshall)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-25	rnd 6	type Standard	result 1	date 2018-03-25	rnd 6	type Standard	result 1
		Opponent Sass, J (Jandri)				Opponent Sass, J (Jandri)
2	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Onrust, J (Jermeak)				Opponent Onrust, J (Jermeak)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 6	type Rapid	result 1	date 2018-03-03	rnd 6	type Rapid	result 1
		Opponent Mentoor, M (Marshall)				Opponent Mentoor, M (Marshall)
2	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 2	type Rapid	result 1	date 2018-03-03	rnd 2	type Rapid	result 1
		Opponent Visagie, M (Mcgell)				Opponent Visagie, M (Mcgell)
3	1	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 4	type Rapid	result 1	date 2018-02-17	rnd 4	type Rapid	result 1
		Opponent Olyn, A (Alzario)				Opponent Olyn, A (Alzario)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-25	rnd 6	type Standard	result 1	date 2018-03-25	rnd 6	type Standard	result 1
		Opponent Sass, J (Jandri)				Opponent Sass, J (Jandri)
2	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Onrust, J (Jermeak)				Opponent Onrust, J (Jermeak)
3	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 6	type Rapid	result 1	date 2018-03-03	rnd 6	type Rapid	result 1
		Opponent Mentoor, M (Marshall)				Opponent Mentoor, M (Marshall)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-25	rnd 6	type Standard	result 1	date 2018-03-25	rnd 6	type Standard	result 1
		Opponent Sass, J (Jandri)				Opponent Sass, J (Jandri)
2	1	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 2	type Standard	result 1
		Opponent Onrust, J (Jermeak)				Opponent Onrust, J (Jermeak)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 6	type Rapid	result 1	date 2018-03-03	rnd 6	type Rapid	result 1
		Opponent Mentoor, M (Marshall)				Opponent Mentoor, M (Marshall)
2	1	Tournament Cape Winelands Schools Trials 1 2018				Tournament Cape Winelands Schools Trials 1 2018
		date 2018-03-03	rnd 2	type Rapid	result 1	date 2018-03-03	rnd 2	type Rapid	result 1
		Opponent Visagie, M (Mcgell)				Opponent Visagie, M (Mcgell)
3	1	Tournament North Boland Trials 2018				Tournament North Boland Trials 2018
		date 2018-02-17	rnd 4	type Rapid	result 1	date 2018-02-17	rnd 4	type Rapid	result 1
		Opponent Olyn, A (Alzario)				Opponent Olyn, A (Alzario)

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	Roux ,H (Herman)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Roux ,H (Herman)	2	1187.3	762.3	1	1200	762.3	1	1178.8	762.3	0	0	0
2	Bratt ,M (Miguel)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Bratt ,M (Miguel)	2	1194.1	769.1	1	1200	769.1	1	1200	769.1	0	0	0
3	Augustyn ,J (Jean-Jacques)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Augustyn ,J (Jean-Jacques)	1	1104.3	679.3	1	1081	679.3	0	0	0	0	0	0
4	Jaap ,M (Mathew)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jaap ,M (Mathew)	1	542.9	117.9	1	500	117.9	0	0	0	0	0	0
5	Mostert ,K (Kenneth)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mostert ,K (Kenneth)	1	1165	740	1	1200	740	0	0	0	0	0	0
6	Sass ,J (Jandri)	1	1	425	1	1	425	0	0	0	0	0	0
6	Sass ,J (Jandri)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Onrust ,J (Jermeak)	1	1	425	1	1	425	0	0	0	0	0	0
7	Onrust ,J (Jermeak)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Willemse ,L (Leethan)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Willemse ,L (Leethan)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Visagie ,M (Mcgell)	1	1	425	0	0	0	1	1	425	0	0	0
9	Visagie ,M (Mcgell)	1	1074.4	1499.4	0	0	0	1	1181.6	1499.4	0	0	0
10	Mecuur ,L (Logan)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Mecuur ,L (Logan)	1	1050	625	0	0	0	1	1200	625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Du Preez, C (Carl)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms