Chess South Africa Ratings Database

PLAYER PAGE

Personal

Van Der Merwe, R (Ruben)

Chess SA id

1070105122

FIDE id

Date of birth

2007-03-15 (U20)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1210.6	1136.8	1252.8	1200
Raw rating	1210.6	1136.8	1252.8	1200
Weighted rating	1210.6	1136.8	1252.8	1200
Weighted performance	704.6	0	0	0
Floor	753.9	700	752.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	163.3	181.4	153.8	165.8
Highest rating	1315.8 2022-04-01	1200 2018-02-01	1289.3 2022-04-01	1200 2018-10-01
Highest raw rating	1253.9 2022-05-01	1200 2018-02-01	1252.8 2024-02-01	1200 2024-02-01
Highest weighted rating	1253.9 2023-09-01	1200 2018-02-01	1252.8 2024-04-01	1200 2018-10-01
Highest weighted performance	1315.8 2022-04-01	1200 2018-02-01	1289.3 2022-04-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1210.6	1136.8	1252.8	1200
Analysis
Rating	1210.6	1136.8	1252.8	1200
Raw rating	1210.6	1136.8	1252.8	1200
Weighted rating	1210.6	1136.8	1252.8
Weighted performance	704.6	0	0
K-factor	36	36	36	36
Floor	753.9	700	752.8	700
Max/Min rating change allowed	163.3	181.4	153.8	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	1210.6	1136.8	1252.8	1200
New weighted rating	1210.6	1136.8	1252.8	1200
New weighted performance	697.5	0	0	0
Temp new rating	1210.6	1136.8	1252.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1210.6	1136.8	1252.8	1200
New K-factor	36	36	36	36
New floor	753.9	700	752.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	29	12	17
	6	0	6
History	45	22	23

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	18.5	41.11	-75.6	1302.1	1226.5
Standard	22	8	36.36	-115.9	1216.8	1100.9
Rapid	23	10.5	45.65	-37	1383.6	1346.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1210.6	1136.8	1252.8	1200
2025-09-30	1210.6	1136.8	1252.8	1200
2025-09-01	1210.6	1136.8	1252.8	1200
2025-08-01	1210.6	1136.8	1252.8	1200
2025-07-01	1210.6	1136.8	1252.8	1200
2025-06-01	1210.6	1136.8	1252.8	1200
2025-05-01	1210.6	1136.8	1252.8	1200
2025-04-01	1210.6	1136.8	1252.8	1200
2025-03-01	1210.6	1136.8	1252.8	1200
2025-02-01	1210.6	1136.8	1252.8	1200
2025-01-01	1210.6	1136.8	1252.8	1200
2024-12-01	1210.6	1136.8	1252.8	1200
2024-11-01	1210.6	1136.8	1252.8	1200
2024-10-01	1210.6	1136.8	1252.8	1200
2024-09-01	1210.6	1136.8	1252.8	1200
2024-08-01	1210.6	1136.8	1252.8	1200
2024-07-01	1210.6	1136.8	1252.8	1200
2024-09-01	1210.6	1136.8	1252.8	1200
2024-05-01	1210.6	1136.8	1252.8	1200
2024-04-01	1210.6	1136.8	1252.8	1200
2024-03-01	1210.6	1136.8	1252.8	1200
2024-02-01	1210.6	1136.8	1252.8	1200
2024-01-01	1210.6	1136.8	1252.8	1200
2023-12-01	1210.6	1136.8	1252.8	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	Central District School Trials 2023 (U17 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	1	Yes	Analysis
2	CTCA Rapid Masters @ Claremont Chess Club 2022 (Open)	2022-04-18	2022-04-18	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
3	CTCA Rapid Masters @ Claremont Chess Club 2022 (Open)	2022-03-21	2022-03-21	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
4	2022 Central District Individual Trials (U15)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
5	Western Province Open 2022 (Intermediate)	2022-02-26	2022-02-27	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
6	2022 Cape Of Good Hope Open (Intrmediate)	2022-01-29	2022-01-30	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
7	Jacques Vuyo Le Roux Memorial Rapid 2021	2021-12-04	2021-12-04	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
8	2018 D4 Tshwane South Schools League Finals (U11)	2018-08-03	2018-08-03	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2022 Cape Of Good Hope Open				Tournament Western Province Open 2022
		date 2022-01-30	rnd 4	type Standard	result 1	date 2022-02-26	rnd 2	type Standard	result 1
		Opponent De La Rey, C (Callum)				Opponent Gcuze, K (Khanya)
2	3	Tournament CTCA Rapid Masters @ Claremont Chess Club 2022				Tournament CTCA Rapid Masters @ Claremont Chess Club 2022
		date 2022-04-18	rnd 2	type Rapid	result 1	date 2022-04-18	rnd 4	type Rapid	result 1
		Opponent Hendricks, I (Ighlaas)				Opponent Jegels, L (Llewellin)
3	2	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Maumbe, T (Taponeswa)				Opponent Moodley, L (Liam)

#	Games	Start				End
1	5	Tournament 2022 Cape Of Good Hope Open				Tournament Western Province Open 2022
		date 2022-01-30	rnd 4	type Standard	result 1	date 2022-02-26	rnd 2	type Standard	result 1
		Opponent De La Rey, C (Callum)				Opponent Gcuze, K (Khanya)
2	2	Tournament Western Province Open 2022				Tournament Western Province Open 2022
		date 2022-02-27	rnd 4	type Standard	result 1	date 2022-02-27	rnd 5	type Standard	result 0.5
		Opponent Osborne, R (Ryan Eugene)				Opponent Adams, K (Keenan)
3	1	Tournament Central District School Trials 2023				Tournament Central District School Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 1
		Opponent Salie, A (Aadam)				Opponent Salie, A (Aadam)

#	Games	Start				End
1	3	Tournament CTCA Rapid Masters @ Claremont Chess Club 2022				Tournament CTCA Rapid Masters @ Claremont Chess Club 2022
		date 2022-04-18	rnd 2	type Rapid	result 1	date 2022-04-18	rnd 4	type Rapid	result 1
		Opponent Hendricks, I (Ighlaas)				Opponent Jegels, L (Llewellin)
2	3	Tournament Jacques Vuyo Le Roux Memorial Rapid 2021				Tournament 2022 Central District Individual Trials
		date 2021-12-04	rnd 5	type Rapid	result 0.5	date 2022-03-05	rnd 1	type Rapid	result 1
		Opponent Ranjith, M (Mihir)				Opponent Ntanda, M (Massude)
3	2	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Maumbe, T (Taponeswa)				Opponent Moodley, L (Liam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament CTCA Rapid Masters @ Claremont Chess Club 2022				Tournament CTCA Rapid Masters @ Claremont Chess Club 2022
		date 2022-04-18	rnd 2	type Rapid	result 1	date 2022-04-18	rnd 4	type Rapid	result 1
		Opponent Hendricks, I (Ighlaas)				Opponent Jegels, L (Llewellin)
2	3	Tournament 2022 Cape Of Good Hope Open				Tournament 2022 Cape Of Good Hope Open
		date 2022-01-30	rnd 4	type Standard	result 1	date 2022-01-30	rnd 6	type Standard	result 1
		Opponent De La Rey, C (Callum)				Opponent Makhasi, A (Athule)
3	2	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Maumbe, T (Taponeswa)				Opponent Moodley, L (Liam)

#	Games	Start				End
1	3	Tournament 2022 Cape Of Good Hope Open				Tournament 2022 Cape Of Good Hope Open
		date 2022-01-30	rnd 4	type Standard	result 1	date 2022-01-30	rnd 6	type Standard	result 1
		Opponent De La Rey, C (Callum)				Opponent Makhasi, A (Athule)
2	1	Tournament Central District School Trials 2023				Tournament Central District School Trials 2023
		date 2023-02-03	rnd 2	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 1
		Opponent Salie, A (Aadam)				Opponent Salie, A (Aadam)
3	1	Tournament Western Province Open 2022				Tournament Western Province Open 2022
		date 2022-02-27	rnd 4	type Standard	result 1	date 2022-02-27	rnd 4	type Standard	result 1
		Opponent Osborne, R (Ryan Eugene)				Opponent Osborne, R (Ryan Eugene)

#	Games	Start				End
1	3	Tournament CTCA Rapid Masters @ Claremont Chess Club 2022				Tournament CTCA Rapid Masters @ Claremont Chess Club 2022
		date 2022-04-18	rnd 2	type Rapid	result 1	date 2022-04-18	rnd 4	type Rapid	result 1
		Opponent Hendricks, I (Ighlaas)				Opponent Jegels, L (Llewellin)
2	2	Tournament 2022 Central District Individual Trials				Tournament 2022 Central District Individual Trials
		date 2022-03-05	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Maumbe, T (Taponeswa)				Opponent Moodley, L (Liam)
3	2	Tournament Jacques Vuyo Le Roux Memorial Rapid 2021				Tournament 2022 Central District Individual Trials
		date 2021-12-04	rnd 6	type Rapid	result 1	date 2022-03-05	rnd 1	type Rapid	result 1
		Opponent Herrestrup, K (Karsten)				Opponent Ntanda, M (Massude)

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	Ntukela ,A (Amzolele)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Ntukela ,A (Amzolele)	2	1428.9	1003.9	0	0	0	2	1001.2	1003.9	0	0	0
2	Standard ,Z (Zuan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Standard ,Z (Zuan)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Makhasi ,A (Athule)	1	1	425	1	1	425	0	0	0	0	0	0
3	Makhasi ,A (Athule)	1	1293.7	1718.7	1	1272.5	1718.7	0	0	0	0	0	0
4	Adams ,K (Keenan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Adams ,K (Keenan)	1	1311.6	1311.6	1	1297.4	1311.6	0	0	0	0	0	0
5	De La Rey ,C (Callum)	1	1	425	1	1	425	0	0	0	0	0	0
5	De La Rey ,C (Callum)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Kunnicke ,P (Pierre)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kunnicke ,P (Pierre)	1	1198.3	773.3	1	1197.2	773.3	0	0	0	0	0	0
7	Mbusi ,I (Inathi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mbusi ,I (Inathi)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Strauss ,Z (Zoe)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Strauss ,Z (Zoe)	1	1220.7	795.7	1	1204.4	795.7	0	0	0	0	0	0
9	Mchontsi ,A (Ayabonga)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mchontsi ,A (Ayabonga)	1	1466.2	1041.2	1	1439.2	1041.2	0	0	0	0	0	0
10	Gcuze ,K (Khanya)	1	1	425	1	1	425	0	0	0	0	0	0
10	Gcuze ,K (Khanya)	1	1332	1757	1	1320.1	1757	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Van Der Merwe, R (Ruben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms