Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, H (Haygan)

Chess SA id

105065445

FIDE id

Date of birth

2005-06-23 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1071.5	1071.3	754.8	754.8
Raw rating	1071.5	1071.3	754.8	754.8
Weighted rating	1071.5	1071.3	754.8	754.8
Weighted performance	458.8	457.7	0	0
Floor	589.3	580.1	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	199.1	199.2	312.7	312.7
Highest rating	1222 2018-07-01	1222.8 2018-07-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1089.3 2019-03-01	1080.1 2019-03-01	754.8 2024-02-01	754.8 2024-02-01
Highest weighted rating	1089.3 2024-11-01	1080.1 2024-11-01	754.8 2024-11-01	754.8 2024-11-01
Highest weighted performance	1222 2018-07-01	1222.8 2018-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1071.5	1071.3	754.8	754.8
Analysis
Rating	1071.5	1071.3	754.8	754.8
Raw rating	1071.5	1071.3	754.8	754.8
Weighted rating	1071.5	1071.3	754.8
Weighted performance	458.8	457.7	0
K-factor	40	40	40	40
Floor	589.3	580.1	500	500
Max/Min rating change allowed	199.1	199.2	312.7	312.7
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	1071.5	1071.3	754.8	754.8
New weighted rating	1071.5	1071.3	754.8	754.8
New weighted performance	458.4	457.3	0	0
Temp new rating	1071.5	1071.3	754.8	754.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1071.5	1071.3	754.8	754.8
New K-factor	40	40	40	40
New floor	589.3	580.1	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	116	116

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
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	52	28.5	54.81	40.9	1053.9	1094.7
Standard	52	28.5	54.81	40.9	1053.9	1094.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1071.5	1071.3	754.8	754.8
2025-09-01	1071.5	1071.3	754.8	754.8
2025-08-01	1071.5	1071.3	754.8	754.8
2025-07-01	1071.5	1071.3	754.8	754.8
2025-06-01	1071.5	1071.3	754.8	754.8
2025-05-01	1071.5	1071.3	754.8	754.8
2025-04-01	1071.5	1071.3	754.8	754.8
2025-03-01	1071.5	1071.3	754.8	754.8
2025-02-01	1071.5	1071.3	754.8	754.8
2025-01-01	1071.5	1071.3	754.8	754.8
2024-12-01	1071.5	1071.3	754.8	754.8
2024-11-01	1071.5	1071.3	754.8	754.8
2024-10-01	1071.5	1071.3	754.8	754.8
2024-09-01	1071.5	1071.3	754.8	754.8
2024-08-01	1071.5	1071.3	754.8	754.8
2024-07-01	1071.5	1071.3	754.8	754.8
2024-06-01	1071.5	1071.3	754.8	754.8
2024-08-01	1071.5	1071.3	754.8	754.8
2024-04-01	1071.5	1071.3	754.8	754.8
2024-03-01	1071.5	1071.3	754.8	754.8
2024-02-01	1071.5	1071.3	754.8	754.8
2024-01-01	1071.5	1071.3	754.8	754.8
2023-12-01	1071.5	1071.3	754.8	754.8
2023-11-01	1071.5	1071.3	754.8	754.8

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	Hessequa Proewe 2 2023 (O19 Seuns+Dogters)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	Hessequa Skaak Proewe 2 2020 (O15 Seuns)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	1	Yes	Analysis
3	Hessequa Skaak Proewe 1 2020 (O15 Seuns)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	4	1	Yes	Analysis
4	Eden Trials 3 2019 (U16 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	4	2	Yes	Analysis
5	Eden Trials 2 2019 (U16 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	4	2	Yes	Analysis
6	Eden Trials 1 2019 (U16 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	Hessequa Proewe 2 2019 (O16)	2019-02-16	2019-02-16	Standard	Eden (WEG)	5	5	3	Yes	Analysis
8	Hessequa Proewe 1 2019 (O16)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
9	Eden Top Schools 2018 (U13 Mix)	2018-07-28	2018-07-28	Standard	Eden (WEG)	5	5	5	Yes	Analysis
10	EDENSC Closed 3 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
11	EDENSC Closed 1 2018 (U14 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	9	Tournament EDENSC Closed 3 2018				Tournament Hessequa Proewe 1 2019
		date 2018-05-12	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Spangenberg, C (Cherise)				Opponent Joseph, C (Christopher)
2	3	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 4	type Standard	result 1
		Opponent Doman, R (Ruan)				Opponent Eksteen, W (Wilbur)
3	3	Tournament Hessequa Proewe 1 2019				Tournament Hessequa Proewe 2 2019
		date 2019-01-26	rnd 5	type Standard	result 0.5	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Erasmus, W (Wiaan)				Opponent Stevens, R (Rubenique)

#	Games	Start				End
1	9	Tournament EDENSC Closed 3 2018				Tournament Hessequa Proewe 1 2019
		date 2018-05-12	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Spangenberg, C (Cherise)				Opponent Joseph, C (Christopher)
2	3	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 4	type Standard	result 1
		Opponent Doman, R (Ruan)				Opponent Eksteen, W (Wilbur)
3	3	Tournament Hessequa Proewe 1 2019				Tournament Hessequa Proewe 2 2019
		date 2019-01-26	rnd 5	type Standard	result 0.5	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Erasmus, W (Wiaan)				Opponent Stevens, R (Rubenique)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament EDENSC Closed 3 2018				Tournament Hessequa Proewe 1 2019
		date 2018-05-12	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Spangenberg, C (Cherise)				Opponent Joseph, C (Christopher)
2	3	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 4	type Standard	result 1
		Opponent Doman, R (Ruan)				Opponent Eksteen, W (Wilbur)
3	2	Tournament Eden Trials 3 2019				Tournament Eden Trials 3 2019
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Barends, X (Xavier)				Opponent Pieterse, A (Amelick)

#	Games	Start				End
1	9	Tournament EDENSC Closed 3 2018				Tournament Hessequa Proewe 1 2019
		date 2018-05-12	rnd 5	type Standard	result 1	date 2019-01-26	rnd 3	type Standard	result 1
		Opponent Spangenberg, C (Cherise)				Opponent Joseph, C (Christopher)
2	3	Tournament Hessequa Proewe 2 2023				Tournament Hessequa Proewe 2 2023
		date 2023-02-11	rnd 2	type Standard	result 1	date 2023-02-11	rnd 4	type Standard	result 1
		Opponent Doman, R (Ruan)				Opponent Eksteen, W (Wilbur)
3	2	Tournament Eden Trials 3 2019				Tournament Eden Trials 3 2019
		date 2019-05-11	rnd 3	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Barends, X (Xavier)				Opponent Pieterse, A (Amelick)

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	Joseph ,C (Christopher)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Joseph ,C (Christopher)	3	1108.7	967	3	1104	967	0	0	0	0	0	0
2	Pietersen ,E (Enzalin)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Pietersen ,E (Enzalin)	2	1203.4	778.4	2	1209.6	778.4	0	0	0	0	0	0
3	Sheldon ,A (Ackim)	2	1	0	2	1	0	0	0	0	0	0	0
3	Sheldon ,A (Ackim)	2	909.7	909.7	2	915.5	909.7	0	0	0	0	0	0
4	Eksteen ,W (Wilbur)	2	2	425	2	2	425	0	0	0	0	0	0
4	Eksteen ,W (Wilbur)	2	852.2	1277.2	2	851.4	1277.2	0	0	0	0	0	0
5	Stevens ,R (Rubenique)	2	2	425	2	2	425	0	0	0	0	0	0
5	Stevens ,R (Rubenique)	2	901.3	1326.3	2	872.4	1326.3	0	0	0	0	0	0
6	Killian ,Z (Zenion)	1	1	425	1	1	425	0	0	0	0	0	0
6	Killian ,Z (Zenion)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Venter ,L (Lian)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Venter ,L (Lian)	1	1208.5	783.5	1	1220.2	783.5	0	0	0	0	0	0
8	September ,C (Culshum)	1	1	425	1	1	425	0	0	0	0	0	0
8	September ,C (Culshum)	1	1017.6	1442.6	1	1002.6	1442.6	0	0	0	0	0	0
9	Mostert ,R (Richard)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mostert ,R (Richard)	1	977.6	1402.6	1	938	1402.6	0	0	0	0	0	0
10	Koen ,I (Ivan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Koen ,I (Ivan)	1	1342.2	917.2	1	1325.3	917.2	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

Oosthuizen, H (Haygan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms