Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oosthuizen, RG (Rudolph Gerhardus)

Chess SA id

108086536

FIDE id

Date of birth

2008-03-08 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	934.2	734	752.8	548.8
Raw rating	934.2	734	752.8	548.8
Weighted rating	934.2	734	752.8	548.8
Weighted performance	209.9	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	242.2	322.1	313.6	419.3
Highest rating	1200 2024-11-01	1200 2024-11-01	1323.2 2018-05-01	1200 2024-02-01
Highest raw rating	934.2 2024-02-01	734 2024-02-01	752.8 2024-02-01	548.8 2024-02-01
Highest weighted rating	934.2 2024-11-01	734 2024-11-01	752.8 2024-11-01	548.8 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1323.2 2018-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	934.2	734	752.8	548.8
Analysis
Rating	934.2	734	752.8	548.8
Raw rating	934.2	734	752.8	548.8
Weighted rating	934.2	734	752.8
Weighted performance	209.9	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	242.2	322.1	313.6	419.3
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	934.2	734	752.8	548.8
New weighted rating	934.2	734	752.8	548.8
New weighted performance	209.5	0	0	0
Temp new rating	934.2	734	752.8	548.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	934.2	734	752.8	548.8
New K-factor	40	40	40	40
New floor	500	500	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	44	34	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	28	13	46.43	-30.4	1072.4	1042
Standard	18	6	33.33	-141.7	1079	937.4
Rapid	10	7	70	170	1060.3	1230.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	934.2	734	752.8	548.8
2025-09-01	934.2	734	752.8	548.8
2025-08-01	934.2	734	752.8	548.8
2025-07-01	934.2	734	752.8	548.8
2025-06-01	934.2	734	752.8	548.8
2025-05-01	934.2	734	752.8	548.8
2025-04-01	934.2	734	752.8	548.8
2025-03-01	934.2	734	752.8	548.8
2025-02-01	934.2	734	752.8	548.8
2025-01-01	934.2	734	752.8	548.8
2024-12-01	934.2	734	752.8	548.8
2024-11-01	934.2	734	752.8	548.8
2024-10-01	934.2	734	752.8	548.8
2024-09-01	934.2	734	752.8	548.8
2024-08-01	934.2	734	752.8	548.8
2024-07-01	934.2	734	752.8	548.8
2024-06-01	934.2	734	752.8	548.8
2024-08-01	934.2	734	752.8	548.8
2024-04-01	934.2	734	752.8	548.8
2024-03-01	934.2	734	752.8	548.8
2024-02-01	934.2	734	752.8	548.8
2024-01-01	934.2	734	752.8	548.8
2023-12-01	934.2	734	752.8	548.8
2023-11-01	934.2	734	752.8	548.8

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	2020 Constantiapark Open Chess Tournament (D)	2020-02-08	2020-02-08	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2019 Super 12 Laerskole (Seniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2019 D4 Individual Finals (U11 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	3	0	Yes	Analysis
4	2019 Constantia Park Open (D)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
5	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	4	Yes	Analysis
6	2018 Constantia Park Open (D)	2018-02-10	2018-02-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2018 Constantia Park Open				Tournament 2018 Super 12
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Du Plessis, J (Jean-Pierre)
2	2	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Mokgothu, O (Omolemo)				Opponent Klopper, E (Elaine)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Erasmus, S (Salomien)				Opponent Diedericks, H (Heinrich)

#	Games	Start				End
1	2	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Mokgothu, O (Omolemo)				Opponent Klopper, E (Elaine)
2	2	Tournament 2019 Constantia Park Open				Tournament 2019 Constantia Park Open
		date 2019-02-09	rnd 4	type Standard	result 0.5	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Scholtz, A (Aydin)				Opponent Henning, T (Tiaan)
3	1	Tournament 2019 Constantia Park Open				Tournament 2019 Constantia Park Open
		date 2019-02-09	rnd 2	type Standard	result 0.5	date 2019-02-09	rnd 2	type Standard	result 0.5
		Opponent Bason, A (Anna)				Opponent Bason, A (Anna)

#	Games	Start				End
1	4	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Waldeck, M (Madison)				Opponent Du Plessis, J (Jean-Pierre)
2	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Erasmus, S (Salomien)				Opponent Diedericks, H (Heinrich)
3	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Rautenbach, R (Rynel)				Opponent Rautenbach, R (Rynel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2018 Constantia Park Open				Tournament 2018 Super 12
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Du Plessis, J (Jean-Pierre)
2	2	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Mokgothu, O (Omolemo)				Opponent Klopper, E (Elaine)
3	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Erasmus, S (Salomien)				Opponent Diedericks, H (Heinrich)

#	Games	Start				End
1	2	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Mokgothu, O (Omolemo)				Opponent Klopper, E (Elaine)
2	1	Tournament 2019 Constantia Park Open				Tournament 2019 Constantia Park Open
		date 2019-02-09	rnd 5	type Standard	result 1	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Henning, T (Tiaan)				Opponent Henning, T (Tiaan)
3	1	Tournament 2018 Constantia Park Open				Tournament 2018 Constantia Park Open
		date 2018-02-10	rnd 5	type Standard	result 1	date 2018-02-10	rnd 5	type Standard	result 1
		Opponent Van Der Walt, AJ (Antonie)				Opponent Van Der Walt, AJ (Antonie)

#	Games	Start				End
1	4	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Waldeck, M (Madison)				Opponent Du Plessis, J (Jean-Pierre)
2	2	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 2	type Rapid	result 1
		Opponent Erasmus, S (Salomien)				Opponent Diedericks, H (Heinrich)
3	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 4	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Rautenbach, R (Rynel)				Opponent Rautenbach, R (Rynel)

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 Rooyen ,M (Marcel)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Van Rooyen ,M (Marcel)	1	998.5	573.5	1	980.8	573.5	0	0	0	0	0	0
2	De Jager ,J (Jacques)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	De Jager ,J (Jacques)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Viljoen ,A (Amber)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Viljoen ,A (Amber)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Willemse ,T (Telisha)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Willemse ,T (Telisha)	1	705	280	1	705	280	0	0	0	0	0	0
5	Boheim ,E (Eugene)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Boheim ,E (Eugene)	1	1226	801	1	1221	801	0	0	0	0	0	0
6	Mokgothu ,O (Omolemo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mokgothu ,O (Omolemo)	1	1046.9	1471.9	1	1042.6	1471.9	0	0	0	0	0	0
7	Henning ,T (Tiaan)	1	1	425	1	1	425	0	0	0	0	0	0
7	Henning ,T (Tiaan)	1	904.8	1329.8	1	887.4	1329.8	0	0	0	0	0	0
8	De Almeida ,K (Kelly)	1	1	425	1	1	425	0	0	0	0	0	0
8	De Almeida ,K (Kelly)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Pretorius ,A (Andries)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Pretorius ,A (Andries)	1	1205	780	1	1202.8	780	0	0	0	0	0	0
10	Rambritch ,A (Abhay)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Rambritch ,A (Abhay)	1	1209	784	1	1202.8	784	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Oosthuizen, RG (Rudolph Gerhardus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms