Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Preez, H (Henno)

Chess SA id

107054713

FIDE id

Date of birth

2007-02-08 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	894.2	874.6	647.8	551.8
Raw rating	894.2	874.6	647.8	551.8
Weighted rating	894.2	874.6	647.8	551.8
Weighted performance	108.3	107.1	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	256.4	263.6	364.2	417.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2018-02-01	1200 2024-11-01
Highest raw rating	944.3 2018-09-01	918.6 2018-09-01	647.8 2024-02-01	551.8 2024-02-01
Highest weighted rating	944.3 2024-11-01	918.6 2024-11-01	647.8 2024-11-01	551.8 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2018-02-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	894.2	874.6	647.8	551.8
Analysis
Rating	894.2	874.6	647.8	551.8
Raw rating	894.2	874.6	647.8	551.8
Weighted rating	894.2	874.6	647.8
Weighted performance	108.3	107.1	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	256.4	263.6	364.2	417.5
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	894.2	874.6	647.8	551.8
New weighted rating	894.2	874.6	647.8	551.8
New weighted performance	108	106.8	0	0
Temp new rating	894.2	874.6	647.8	551.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	894.2	874.6	647.8	551.8
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	190	168	15	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	63	30.5	48.41	-13.5	879	865.5
Standard	51	24.5	48.04	-16.7	895.1	878.4
Rapid	5	3.5	70	170	968.4	1138.4
Blitz	7	2.5	35.71	-121.4	697.5	576.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	894.2	874.6	647.8	551.8
2025-09-01	894.2	874.6	647.8	551.8
2025-08-01	894.2	874.6	647.8	551.8
2025-07-01	894.2	874.6	647.8	551.8
2025-06-01	894.2	874.6	647.8	551.8
2025-05-01	894.2	874.6	647.8	551.8
2025-04-01	894.2	874.6	647.8	551.8
2025-03-01	894.2	874.6	647.8	551.8
2025-02-01	894.2	874.6	647.8	551.8
2025-01-01	894.2	874.6	647.8	551.8
2024-12-01	894.2	874.6	647.8	551.8
2024-11-01	894.2	874.6	647.8	551.8
2024-10-01	894.2	874.6	647.8	551.8
2024-09-01	894.2	874.6	647.8	551.8
2024-08-01	894.2	874.6	647.8	551.8
2024-07-01	894.2	874.6	647.8	551.8
2024-06-01	894.2	874.6	647.8	551.8
2024-08-01	894.2	874.6	647.8	551.8
2024-04-01	894.2	874.6	647.8	551.8
2024-03-01	894.2	874.6	647.8	551.8
2024-02-01	894.2	874.6	647.8	551.8
2024-01-01	894.2	874.6	647.8	551.8
2023-12-01	894.2	874.6	647.8	551.8
2023-11-01	894.2	874.6	647.8	551.8

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	South African Junior Team Championships 2018 (U12C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
2	Lebone II Chess 2018 (U12)	2018-09-01	2018-09-01	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
3	Bojanala Regionals 2018 (U12)	2018-09-15	2018-09-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
4	Laerskool Brits Tournament 2018 (U12)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
5	2018 Super 12 (Senior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	3.5	Yes	Analysis
6	Laerskool Proteapark Chess 2018 (D)	2018-05-19	2018-05-19	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
7	Laerskool Olienpark 2018 (U12)	2018-04-21	2018-04-21	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
8	Laerskool Rustenburg 2018 (C)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
9	Laerskool Vastrap 2018 (U12)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
10	Laerskool Rustenburg Noord Primary 2018 (C)	2018-02-24	2018-02-24	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
11	South African Junior Blitz 2017 Championships (B)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	2.5	Yes	Analysis
12	South African Junior Team Championships 2017 (U12C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 2	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Motsuenyone, N (Neo)				Opponent Motsoadira, O (Onkarabile)
2	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-09-01	rnd 2	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Van Wyk, N (Nicoleen)
3	3	Tournament Laerskool Proteapark Chess 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Fouche, E (Estelle)

#	Games	Start				End
1	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 2	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Motsuenyone, N (Neo)				Opponent Motsoadira, O (Onkarabile)
2	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-09-01	rnd 2	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Van Wyk, N (Nicoleen)
3	3	Tournament Laerskool Proteapark Chess 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Fouche, E (Estelle)

#	Games	Start				End
1	3	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Page, L (Liam)				Opponent Marx, S (Shaun)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 5	type Rapid	result 0.5	date 2018-05-05	rnd 5	type Rapid	result 0.5
		Opponent Mwase, L (Lungisane)				Opponent Mwase, L (Lungisane)

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 6	type Blitz	result 1
		Opponent Fouche, H (Heinrich)				Opponent Iyman, J (Jaelene)
2	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 0.5	date 2018-01-07	rnd 3	type Blitz	result 0.5
		Opponent Gwangwa, Q (Quraisha)				Opponent Gwangwa, Q (Quraisha)

#	Games	Start				End
1	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 2	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Motsuenyone, N (Neo)				Opponent Motsoadira, O (Onkarabile)
2	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-09-01	rnd 2	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Van Wyk, N (Nicoleen)
3	3	Tournament Laerskool Proteapark Chess 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Fouche, E (Estelle)

#	Games	Start				End
1	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 2	type Standard	result 1	date 2018-02-24	rnd 5	type Standard	result 1
		Opponent Motsuenyone, N (Neo)				Opponent Motsoadira, O (Onkarabile)
2	3	Tournament Laerskool Brits Tournament 2018				Tournament Lebone II Chess 2018
		date 2018-08-04	rnd 5	type Standard	result 1	date 2018-09-01	rnd 2	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Van Wyk, N (Nicoleen)
3	3	Tournament Laerskool Proteapark Chess 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Msemburi, H (Hannah)				Opponent Fouche, E (Estelle)

#	Games	Start				End
1	3	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 1
		Opponent Page, L (Liam)				Opponent Marx, S (Shaun)

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 6	type Blitz	result 1
		Opponent Fouche, H (Heinrich)				Opponent Iyman, J (Jaelene)

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	Goliath ,BB (Brimarion Brushane)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
1	Goliath ,BB (Brimarion Brushane)	4	959.5	747	4	960.1	747	0	0	0	0	0	0
2	Difotso ,LR (Lebogang Rotondwa)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Difotso ,LR (Lebogang Rotondwa)	3	881.4	739.7	3	879.9	739.7	0	0	0	0	0	0
3	Mocha ,O (Omphile)	2	2	425	2	2	425	0	0	0	0	0	0
3	Mocha ,O (Omphile)	2	994.6	1419.6	2	972.9	1419.6	0	0	0	0	0	0
4	Venter ,S (Stephan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Venter ,S (Stephan)	1	838.4	413.4	1	753.8	413.4	0	0	0	0	0	0
5	Fouche ,E (Estelle)	1	1	425	1	1	425	0	0	0	0	0	0
5	Fouche ,E (Estelle)	1	731.7	1156.7	1	759.8	1156.7	0	0	0	0	0	0
6	Mouton ,D (Duncan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Mouton ,D (Duncan)	1	582.7	582.7	1	583	582.7	0	0	0	0	0	0
7	Mostert ,GS (Gideon Smit)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mostert ,GS (Gideon Smit)	1	804.4	379.4	1	808.4	379.4	0	0	0	0	0	0
8	Matthysen ,A (Albert)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Matthysen ,A (Albert)	1	645.6	220.6	1	662.6	220.6	0	0	0	0	0	0
9	Mthembu ,M (Mfanukhona)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mthembu ,M (Mfanukhona)	1	611.8	186.8	1	611.8	186.8	0	0	0	0	0	0
10	Dreyer ,NJ (Nicolaas Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Dreyer ,NJ (Nicolaas Johannes)	1	952	527	1	938.4	527	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Du Preez, H (Henno)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms