Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Rooyen, S (Stephan)

Chess SA id

105078265

FIDE id

Date of birth

2005-02-04 (Adult)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-02-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1065.2	1068.4	698.4	624.4
Raw rating	1065.2	1068.4	698.4	624.4
Weighted rating	1065.2	1068.4	698.4	624.4
Weighted performance	402.4	400.8	0	0
Floor	565.2	568.4	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	200.9	200	338.8	376.5
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2018-02-01	1200 2018-02-01
Highest raw rating	1065.2 2024-02-01	1068.4 2024-02-01	698.4 2024-02-01	624.4 2024-02-01
Highest weighted rating	1065.2 2024-11-01	1068.4 2024-11-01	698.4 2024-11-01	624.4 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2018-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1065.2	1068.4	698.4	624.4
Analysis
Rating	1065.2	1068.4	698.4	624.4
Raw rating	1065.2	1068.4	698.4	624.4
Weighted rating	1065.2	1068.4	698.4
Weighted performance	402.4	400.8	0
K-factor	40	40	40	40
Floor	565.2	568.4	500	500
Max/Min rating change allowed	200.9	200	338.8	376.5
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	1065.2	1068.4	698.4	624.4
New weighted rating	1065.2	1068.4	698.4	624.4
New weighted performance	402.1	400.5	0	0
Temp new rating	1065.2	1068.4	698.4	624.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1065.2	1068.4	698.4	624.4
New K-factor	40	40	40	40
New floor	565.2	568.4	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	5	5	0	0
	0	0	0	0
History	114	93	12	9

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	89	42.5	47.75	-19.1	1064.1	1045
Standard	68	33.5	49.26	-6.2	1057.7	1051.5
Rapid	12	6	50	0	986.7	986.7
Blitz	9	3	33.33	-141.7	1215.6	1073.9

Date	Main	Standard	Rapid	Blitz
2025-09-30	1065.2	1068.4	698.4	624.4
2025-09-01	1065.2	1068.4	698.4	624.4
2025-08-01	1065.2	1068.4	698.4	624.4
2025-07-01	1065.2	1068.4	698.4	624.4
2025-06-01	1065.2	1068.4	698.4	624.4
2025-05-01	1065.2	1068.4	698.4	624.4
2025-04-01	1065.2	1068.4	698.4	624.4
2025-03-01	1065.2	1068.4	698.4	624.4
2025-02-01	1065.2	1068.4	698.4	624.4
2025-01-01	1065.2	1068.4	698.4	624.4
2024-12-01	1065.2	1068.4	698.4	624.4
2024-11-01	1065.2	1068.4	698.4	624.4
2024-10-01	1065.2	1068.4	698.4	624.4
2024-09-01	1065.2	1068.4	698.4	624.4
2024-08-01	1065.2	1068.4	698.4	624.4
2024-07-01	1065.2	1068.4	698.4	624.4
2024-06-01	1065.2	1068.4	698.4	624.4
2024-08-01	1065.2	1068.4	698.4	624.4
2024-04-01	1065.2	1068.4	698.4	624.4
2024-03-01	1065.2	1068.4	698.4	624.4
2024-02-01	1065.2	1068.4	698.4	624.4
2024-01-01	1065.2	1068.4	698.4	624.4
2023-12-01	1065.2	1068.4	698.4	624.4
2023-11-01	1065.2	1068.4	698.4	624.4

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	BC Trials 2 2022 (U18-Open)	2022-02-19	2022-02-19	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
2	BC Trials 1 2020 (U16A)	2020-02-22	2020-02-22	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
3	2019 South African Junior Team Championships (U16D)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
4	Vikings League 6 of 6 2019 (Open)	2019-10-26	2019-10-26	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
5	Vikings League 4 of 6 2019 (B)	2019-09-14	2019-09-14	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
6	Vikings Open Swiss 1 2019	2019-07-20	2019-07-20	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
7	1st Chess Vikings Blitz and Rapid 2019 (Rapid)	2019-07-06	2019-07-06	Rapid	Buffalo City (EBC)	5	5	1	Yes	Analysis
8	1st Chess Vikings Blitz and Rapid 2019 (Blitz)	2019-07-06	2019-07-06	Blitz	Buffalo City (EBC)	10	9	3	Yes	Analysis
9	Buffalo City Trials 5 of 5 2019 (U16A)	2019-05-18	2019-05-18	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
10	Buffalo City Trials 4 of 5 2019 (U16A)	2019-04-06	2019-04-06	Standard	Buffalo City (EBC)	5	4	1.5	Yes	Analysis
11	Buffalo City Trials 4 of 5 2019 (High School B)	2019-04-06	2019-04-06	Standard	Buffalo City (EBC)	5	1	1	Yes	Analysis
12	Buffalo City Trials 1 of 5 2019 (High School B)	2019-02-02	2019-02-02	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
13	South African Junior Team Championships 2018 (U14E)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
14	East London School League 2018 (Primary School A)	2018-08-18	2018-08-18	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
15	3rd Buffalo Trials 2018 (U12B+U14B)	2018-04-14	2018-04-14	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
16	2nd Buffalo Trials 2018 (Primary School)	2018-03-17	2018-03-17	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
17	Buffalo City 1st Chess Trials 2018 (U14B)	2018-02-17	2018-02-17	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis

#	Games	Start				End
1	4	Tournament Buffalo City 1st Chess Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Cetyiwe, A (Athenkosi)				Opponent Gyan, E (Elizabeth)
2	3	Tournament BC Trials 1 2020				Tournament BC Trials 2 2022
		date 2020-02-22	rnd 4	type Standard	result 0.5	date 2022-02-19	rnd 1	type Standard	result 0.5
		Opponent Morgan, A (Ashton)				Opponent Yayo, A (Athenkosi)
3	3	Tournament Vikings Open Swiss 1 2019				Tournament Vikings Open Swiss 1 2019
		date 2019-07-20	rnd 2	type Standard	result 0.5	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Ramjeevan, A (Alexander)				Opponent Madikane, I (Inga)

#	Games	Start				End
1	4	Tournament Buffalo City 1st Chess Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Cetyiwe, A (Athenkosi)				Opponent Gyan, E (Elizabeth)
2	3	Tournament BC Trials 1 2020				Tournament BC Trials 2 2022
		date 2020-02-22	rnd 4	type Standard	result 0.5	date 2022-02-19	rnd 1	type Standard	result 0.5
		Opponent Morgan, A (Ashton)				Opponent Yayo, A (Athenkosi)
3	3	Tournament Vikings Open Swiss 1 2019				Tournament Vikings Open Swiss 1 2019
		date 2019-07-20	rnd 2	type Standard	result 0.5	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Ramjeevan, A (Alexander)				Opponent Madikane, I (Inga)

#	Games	Start				End
1	3	Tournament 3rd Buffalo Trials 2018				Tournament 3rd Buffalo Trials 2018
		date 2018-04-14	rnd 2	type Rapid	result 1	date 2018-04-14	rnd 4	type Rapid	result 1
		Opponent Du Preez, S (Stefan)				Opponent Moon, C (Caleb)
2	2	Tournament 3rd Buffalo Trials 2018				Tournament 3rd Buffalo Trials 2018
		date 2018-04-14	rnd 6	type Rapid	result 1	date 2018-04-14	rnd 7	type Rapid	result 1
		Opponent Manadan, A (Anina)				Opponent Mortimer, M (Maria)
3	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 5	type Rapid	result 1	date 2019-07-06	rnd 5	type Rapid	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Matengambiri, P (Pearl)

#	Games	Start				End
1	2	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 4	type Blitz	result 1	date 2019-07-06	rnd 5	type Blitz	result 1
		Opponent Mazikana, E (Ethan)				Opponent Diemieniet, P (Phoebe)
2	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 10	type Blitz	result 1	date 2019-07-06	rnd 10	type Blitz	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Matengambiri, P (Pearl)

#	Games	Start				End
1	4	Tournament Buffalo City 1st Chess Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Cetyiwe, A (Athenkosi)				Opponent Gyan, E (Elizabeth)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-02-02	rnd 4	type Standard	result 1	date 2019-04-06	rnd 1	type Standard	result 1
		Opponent Maqaqa, S (Sive)				Opponent Bomela, P (Pumzile)
3	3	Tournament 3rd Buffalo Trials 2018				Tournament 3rd Buffalo Trials 2018
		date 2018-04-14	rnd 2	type Rapid	result 1	date 2018-04-14	rnd 4	type Rapid	result 1
		Opponent Du Preez, S (Stefan)				Opponent Moon, C (Caleb)

#	Games	Start				End
1	4	Tournament Buffalo City 1st Chess Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Cetyiwe, A (Athenkosi)				Opponent Gyan, E (Elizabeth)
2	3	Tournament Buffalo City Trials 1 of 5 2019				Tournament Buffalo City Trials 4 of 5 2019
		date 2019-02-02	rnd 4	type Standard	result 1	date 2019-04-06	rnd 1	type Standard	result 1
		Opponent Maqaqa, S (Sive)				Opponent Bomela, P (Pumzile)
3	2	Tournament Vikings Open Swiss 1 2019				Tournament Vikings Open Swiss 1 2019
		date 2019-07-20	rnd 3	type Standard	result 1	date 2019-07-20	rnd 4	type Standard	result 1
		Opponent Beshe, A (Akhanye)				Opponent Madikane, I (Inga)

#	Games	Start				End
1	3	Tournament 3rd Buffalo Trials 2018				Tournament 3rd Buffalo Trials 2018
		date 2018-04-14	rnd 2	type Rapid	result 1	date 2018-04-14	rnd 4	type Rapid	result 1
		Opponent Du Preez, S (Stefan)				Opponent Moon, C (Caleb)
2	2	Tournament 3rd Buffalo Trials 2018				Tournament 3rd Buffalo Trials 2018
		date 2018-04-14	rnd 6	type Rapid	result 1	date 2018-04-14	rnd 7	type Rapid	result 1
		Opponent Manadan, A (Anina)				Opponent Mortimer, M (Maria)
3	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 5	type Rapid	result 1	date 2019-07-06	rnd 5	type Rapid	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Matengambiri, P (Pearl)

#	Games	Start				End
1	2	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 4	type Blitz	result 1	date 2019-07-06	rnd 5	type Blitz	result 1
		Opponent Mazikana, E (Ethan)				Opponent Diemieniet, P (Phoebe)
2	1	Tournament 1st Chess Vikings Blitz and Rapid 2019				Tournament 1st Chess Vikings Blitz and Rapid 2019
		date 2019-07-06	rnd 10	type Blitz	result 1	date 2019-07-06	rnd 10	type Blitz	result 1
		Opponent Matengambiri, P (Pearl)				Opponent Matengambiri, P (Pearl)

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	Pistorius ,M (Mario)	2	1	0	2	1	0	0	0	0	0	0	0
1	Pistorius ,M (Mario)	2	938.6	938.6	2	940.6	938.6	0	0	0	0	0	0
2	Van Eeden ,S (Simeon)	2	2	425	2	2	425	0	0	0	0	0	0
2	Van Eeden ,S (Simeon)	2	1269.8	1694.8	2	1282.4	1694.8	0	0	0	0	0	0
3	Morgan ,A (Ashton)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Morgan ,A (Ashton)	2	1168.7	956.2	2	1165.8	956.2	0	0	0	0	0	0
4	Obaray ,J (Jordan)	2	1	0	1	1	425	1	0	-425	0	0	0
4	Obaray ,J (Jordan)	2	1127.8	1127.8	1	1091.8	1552.8	1	1200	702.8	0	0	0
5	Simpson ,J (Jordan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Simpson ,J (Jordan)	2	694.7	269.7	1	640.6	269.7	1	567	269.7	0	0	0
6	Manadan ,A (Anina)	2	1	0	1	0	-425	1	1	425	0	0	0
6	Manadan ,A (Anina)	2	539.7	539.7	1	500	114.7	1	500	964.7	0	0	0
7	Diemieniet ,P (Phoebe)	2	1	0	1	0	-425	0	0	0	1	1	425
7	Diemieniet ,P (Phoebe)	2	771.3	771.3	1	643.2	346.3	0	0	0	1	500	1196.3
8	Beshe ,A (Akhanye)	2	1	0	1	1	425	0	0	0	1	0	-425
8	Beshe ,A (Akhanye)	2	1089.6	1089.6	1	1059.9	1514.6	0	0	0	1	722.4	664.6
9	Matengambiri ,P (Pearl)	2	2	425	0	0	0	1	1	425	1	1	425
9	Matengambiri ,P (Pearl)	2	953.3	1378.3	0	0	0	1	1200	1378.3	1	1200	1378.3
10	Du Preez ,W (Whian)	1	1	425	1	1	425	0	0	0	0	0	0
10	Du Preez ,W (Whian)	1	1200	1625	1	1200	1625	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

Van Rooyen, S (Stephan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms