Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dirks, R (Ruan)

Chess SA id

1140316565

FIDE id

Date of birth

2014-07-06 (U14)

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

Item	Main	Standard	Rapid	Blitz
Rating	1251	1203.3	1274.8	1200
Raw rating	1251	1203.3	1274.8	1200
Weighted rating	1225.8	1202.1	1238.1	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	1225.8	1202.1	1238.1
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	1228.6	1202.3	1242.2	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
2026-01-01	1251	1203.3	1274.8	1200
2025-11-30	1251	1203.3	1274.8	1200
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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	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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PLAYER PAGE

Personal

Dirks, R (Ruan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms