Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ruiters, A (Adriaan)

Chess SA id

1060099672

FIDE id

Date of birth

2006-01-24 (U20)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1240.4	1161.6	1255.8	1200
Raw rating	1240.4	1161.6	1255.8	1200
Weighted rating	1238.4	1161.6	1253.1	1200
Weighted performance	842	0	0	0
Floor	740.4	700	755.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	156.5	175.1	153.1	165.8
Highest rating	1240.4 2024-03-01	1200 2018-02-01	1255.8 2024-03-01	1200 2018-10-01
Highest raw rating	1240.4 2024-03-01	1200 2018-02-01	1255.8 2024-03-01	1200 2024-02-01
Highest weighted rating	1236.2 2025-08-01	1200 2018-02-01	1250.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1254.6 2019-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1240.4	1161.6	1255.8	1200
Analysis
Rating	1240.4	1161.6	1255.8	1200
Raw rating	1240.4	1161.6	1255.8	1200
Weighted rating	1238.4	1161.6	1253.1
Weighted performance	842	0	0
K-factor	36	36	36	36
Floor	740.4	700	755.8	700
Max/Min rating change allowed	156.5	175.1	153.1	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	1240.4	1161.6	1255.8	1200
New weighted rating	1239.2	1161.6	1254.2	1200
New weighted performance	841.6	0	0	0
Temp new rating	1240.4	1161.6	1255.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1240.4	1161.6	1255.8	1200
New K-factor	36	36	36	36
New floor	740.4	700	755.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	0	10
	4	0	4
	0	0	0
	0	0	0
History	45	24	21

Games since
	Main 10	Standard 0		Rapid 10		Blitz 0
Gender	Male
Age group	U20
Region	West Coast (WCU)
Province	Western Cape (WC)
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	45	24.5	54.44	37.8	1187.1	1224.8
Standard	24	12.5	52.08	17.7	1121.1	1138.8
Rapid	21	12	57.14	60.7	1262.5	1323.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1240.4	1161.6	1255.8	1200
2025-09-01	1240.4	1161.6	1255.8	1200
2025-08-01	1240.4	1161.6	1255.8	1200
2025-07-01	1240.4	1161.6	1255.8	1200
2025-06-01	1240.4	1161.6	1255.8	1200
2025-05-01	1240.4	1161.6	1255.8	1200
2025-04-01	1240.4	1161.6	1255.8	1200
2025-03-01	1240.4	1161.6	1255.8	1200
2025-02-01	1240.4	1161.6	1255.8	1200
2025-01-01	1240.4	1161.6	1255.8	1200
2024-12-01	1240.4	1161.6	1255.8	1200
2024-11-01	1240.4	1161.6	1255.8	1200
2024-10-01	1240.4	1161.6	1255.8	1200
2024-09-01	1240.4	1161.6	1255.8	1200
2024-08-01	1240.4	1161.6	1255.8	1200
2024-07-01	1240.4	1161.6	1255.8	1200
2024-06-01	1240.4	1161.6	1255.8	1200
2024-08-01	1240.4	1161.6	1255.8	1200
2024-04-01	1240.4	1161.6	1255.8	1200
2024-03-01	1240.4	1161.6	1255.8	1200
2024-02-01	1179.9	1161.6	1175.2	1200
2024-01-01	1179.9	1161.6	1175.2	1200
2023-12-01	1179.9	1161.6	1175.2	1200
2023-11-01	1179.9	1161.6	1175.2	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	West Coast Schools Chess Prestige Championships 2024 (U18+U20 Boys)	2024-02-24	2024-02-24	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
2	Lower West Coast Schools Chess Prestige 2024 (U18 Boys)	2024-02-17	2024-02-17	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
3	Lower West Coast High Schools Prestige 2023 (U17 Boys)	2023-02-11	2023-02-11	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis
4	Onder Weskus Prestige 2020 (U15 Boys)	2020-02-15	2020-02-22	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
5	Western Cape Schools Individuals 2019 (U13 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	3	Yes	Analysis
6	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O13 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis
7	Onder-Weskus Skole Proewe 2019 (O13 Seuns)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	7	7	5	Yes	Analysis
8	West Coast Schools Prestige Individual Championship 2018 (U13 Boys)	2018-03-10	2018-03-24	Standard	West Coast (WCU)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-24	rnd 2	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Klein, C (Calvin)				Opponent Viljoen, W (Wynand)
2	3	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-19	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Pretorius, JB (Johnny)				Opponent Loubser, N (Nicholas)
3	3	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-03-02	rnd 1	type Standard	result 1
		Opponent Botha, M (Melchior)				Opponent Nel, W (Will)

#	Games	Start				End
1	3	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-19	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Pretorius, JB (Johnny)				Opponent Loubser, N (Nicholas)
2	2	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-04-06	rnd 5	type Standard	result 1	date 2019-04-06	rnd 6	type Standard	result 0.5
		Opponent Koegelenberg, D (Daniel)				Opponent Fillis, J (Jared)
3	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 4	type Standard	result 1	date 2018-03-24	rnd 5	type Standard	result 1
		Opponent Dirks, S (Shaniello)				Opponent Meintjies, S (Schalk Willem)

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-24	rnd 2	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Klein, C (Calvin)				Opponent Viljoen, W (Wynand)
2	2	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Hendricks, C (Chad)				Opponent Marshall, S (Sermario)
3	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-02-23	rnd 7	type Rapid	result 1
		Opponent Botha, M (Melchior)				Opponent Muller, J (Jayden)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-24	rnd 2	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Klein, C (Calvin)				Opponent Viljoen, W (Wynand)
2	3	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-19	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Pretorius, JB (Johnny)				Opponent Loubser, N (Nicholas)
3	3	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-03-02	rnd 1	type Standard	result 1
		Opponent Botha, M (Melchior)				Opponent Nel, W (Will)

#	Games	Start				End
1	3	Tournament Western Cape Schools Individuals 2019				Tournament Onder Weskus Prestige 2020
		date 2019-05-19	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Pretorius, JB (Johnny)				Opponent Loubser, N (Nicholas)
2	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 4	type Standard	result 1	date 2018-03-24	rnd 5	type Standard	result 1
		Opponent Dirks, S (Shaniello)				Opponent Meintjies, S (Schalk Willem)
3	1	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-22	rnd 5	type Standard	result 1	date 2020-02-22	rnd 5	type Standard	result 1
		Opponent Wewers, J (Jay-Jay)				Opponent Wewers, J (Jay-Jay)

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige Championships 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-24	rnd 2	type Rapid	result 1	date 2024-02-24	rnd 4	type Rapid	result 1
		Opponent Klein, C (Calvin)				Opponent Viljoen, W (Wynand)
2	2	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament Lower West Coast Schools Chess Prestige 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Hendricks, C (Chad)				Opponent Marshall, S (Sermario)
3	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 6	type Rapid	result 1	date 2019-02-23	rnd 7	type Rapid	result 1
		Opponent Botha, M (Melchior)				Opponent Muller, J (Jayden)

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	Du Plessis ,S (Stefan)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Du Plessis ,S (Stefan)	3	1225.1	800.1	1	1006.4	800.1	2	1088.3	800.1	0	0	0
2	Fillis ,J (Jared)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
2	Fillis ,J (Jared)	2	1225.4	1012.9	1	1039.7	1225.4	1	1155.5	800.4	0	0	0
3	Mcquire ,C (Craig)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Mcquire ,C (Craig)	2	1187.3	762.3	1	1151.7	762.3	1	646.4	762.3	0	0	0
4	Februarie ,J (Jade)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Februarie ,J (Jade)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Ruiters ,R (Raoul)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ruiters ,R (Raoul)	1	1351.3	926.3	1	1328	926.3	0	0	0	0	0	0
6	Meintjies ,S (Schalk Willem)	1	1	425	1	1	425	0	0	0	0	0	0
6	Meintjies ,S (Schalk Willem)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Kotze ,J (Jade)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kotze ,J (Jade)	1	500	75	1	500	75	0	0	0	0	0	0
8	Pretorius ,JB (Johnny Barend)	1	1	425	1	1	425	0	0	0	0	0	0
8	Pretorius ,JB (Johnny Barend)	1	1240.1	1665.1	1	1091.6	1665.1	0	0	0	0	0	0
9	Botha ,D (Dale)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Botha ,D (Dale)	1	1062	637	1	1017.8	637	0	0	0	0	0	0
10	Bezuidenhoudt ,K (Keanu)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Bezuidenhoudt ,K (Keanu)	1	1237.4	812.4	1	1200	812.4	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

Ruiters, A (Adriaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms