Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dirks, R (Ruan)

Chess SA id

1140316565

FIDE id

Date of birth

2014-07-06 (U12)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1147.8

Item	Main	Standard	Rapid	Blitz
Rating	1251	1203.3	1274.8	1200
Raw rating	1251	1203.3	1274.8	1200
Weighted rating	1219.6	1201.8	1229.1	1200
Weighted performance	0	0	0	0
Floor	751	703.3	774.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.2	165	149	165.8
Highest rating	1251 2025-08-01	1203.3 2025-04-01	1274.8 2025-08-01	1200 2025-03-01
Highest raw rating	1251 2025-08-01	1203.3 2025-04-01	1274.8 2025-08-01	1200 2025-03-01
Highest weighted rating	1209.1 2025-08-01	1201.2 2025-08-01	1213.7 2025-08-01	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1251	1203.3	1274.8	1200
Analysis
Rating	1251	1203.3	1274.8	1200
Raw rating	1251	1203.3	1274.8	1200
Weighted rating	1219.6	1201.8	1229.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	751	703.3	774.8	700
Max/Min rating change allowed	154.2	165	149	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	1251	1203.3	1274.8	1200
New weighted rating	1222.8	1202	1233.7	1200
New weighted performance	0	0	0	0
Temp new rating	1251	1203.3	1274.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1251	1203.3	1274.8	1200
New K-factor	36	36	36	36
New floor	751	703.3	774.8	700

Item	Main	Standard	Rapid
	0	0	0
	16	6	10
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	16	6	10

Games since
	Main 16	Standard 6		Rapid 10		Blitz 0
Gender	Male
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	16	10	62.5	106.2	1226.4	1332.6
Standard	6	3	50	0	1230.3	1230.3
Rapid	10	7	70	170	1224.1	1394.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	16	10	62.5	106.2	1226.4	1332.6
Standard	6	3	50	0	1230.3	1230.3
Rapid	10	7	70	170	1224.1	1394.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1251	1203.3	1274.8	1200
2025-09-30	1251	1203.3	1274.8	1200
2025-09-01	1251	1203.3	1274.8	1200
2025-08-01	1251	1203.3	1274.8	1200
2025-07-01	1215.2	1203.3	1222.2	1200
2025-06-01	1215.2	1203.3	1222.2	1200
2025-05-01	1215.2	1203.3	1222.2	1200
2025-04-01	1215.2	1203.3	1222.2	1200
2025-03-01	1211.2	1200	1222.2	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
2	Brenton Cupido West Coast Development Championship 2025 (U11 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	0	0	No	Analysis
3	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
2	Brenton Cupido West Coast Development Championship 2025 (U11 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	0	0	No	Analysis
3	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Mqengwana, A (Asonge)				Opponent Wilsnach, L (Lishan)
2	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Erasmus, L (Leighton)
3	2	Tournament Lower West Coast Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Letsie, K (Khauhelo)				Opponent Gysenberg, N (Niquin)

#	Games	Start				End
1	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Mqengwana, A (Asonge)				Opponent Mqengwana, A (Asonge)
2	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Bester, N (Neyma)				Opponent Bester, N (Neyma)
3	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Gysenberg, N (Niquin)				Opponent Gysenberg, N (Niquin)

#	Games	Start				End
1	3	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Letsie, K (Khauhelo)				Opponent Wilsnach, L (Lishan)
2	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Erasmus, L (Leighton)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Noorman, E (Elmo)				Opponent Noorman, E (Elmo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament West Coast Schools Chess Prestige 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Mqengwana, A (Asonge)				Opponent Wilsnach, L (Lishan)
2	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Erasmus, L (Leighton)
3	2	Tournament Lower West Coast Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Letsie, K (Khauhelo)				Opponent Gysenberg, N (Niquin)

#	Games	Start				End
1	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Mqengwana, A (Asonge)				Opponent Mqengwana, A (Asonge)
2	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Bester, N (Neyma)				Opponent Bester, N (Neyma)
3	1	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Gysenberg, N (Niquin)				Opponent Gysenberg, N (Niquin)

#	Games	Start				End
1	3	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-06-14	rnd 2	type Rapid	result 1
		Opponent Letsie, K (Khauhelo)				Opponent Wilsnach, L (Lishan)
2	2	Tournament Lower West Coast Top Schools 2025				Tournament Lower West Coast Top Schools 2025
		date 2025-06-14	rnd 4	type Rapid	result 1	date 2025-06-14	rnd 5	type Rapid	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Erasmus, L (Leighton)
3	1	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Noorman, E (Elmo)				Opponent Noorman, E (Elmo)

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	Willshach ,L (Lishan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Willshach ,L (Lishan)	1	1234.4	809.4	1	1199.4	809.4	0	0	0	0	0	0
2	Bester ,N (Neyma)	1	1	425	1	1	425	0	0	0	0	0	0
2	Bester ,N (Neyma)	1	1168.1	1593.1	1	1200	1593.1	0	0	0	0	0	0
3	Slimmert ,E (Eadino)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Slimmert ,E (Eadino)	1	1213.7	788.7	1	1200	788.7	0	0	0	0	0	0
4	Gysenberg ,N (Niquin)	1	1	425	1	1	425	0	0	0	0	0	0
4	Gysenberg ,N (Niquin)	1	1209.3	1634.3	1	1200	1634.3	0	0	0	0	0	0
5	Fredericks ,D (Diego)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Fredericks ,D (Diego)	1	1356.6	931.6	1	1278.8	931.6	0	0	0	0	0	0
6	Mqengwana ,A (Asonge)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mqengwana ,A (Asonge)	1	1199.9	1624.9	1	1200	1624.9	0	0	0	0	0	0
7	Flink ,J (Jumelio)	1	1	425	0	0	0	1	1	425	0	0	0
7	Flink ,J (Jumelio)	1	1236.6	1661.6	0	0	0	1	1287.1	1661.6	0	0	0
8	Wilsnach ,L (Lishan)	1	1	425	0	0	0	1	1	425	0	0	0
8	Wilsnach ,L (Lishan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Flink ,J (Jay Ton)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Flink ,J (Jay Ton)	1	1196.3	771.3	0	0	0	1	1247.6	771.3	0	0	0
10	Erasmus ,L (Leighton)	1	1	425	0	0	0	1	1	425	0	0	0
10	Erasmus ,L (Leighton)	1	1172.7	1597.7	0	0	0	1	1161.5	1597.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Dirks, R (Ruan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms