Chess South Africa Ratings Database

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Personal

Van Der Merwe, F (Finley)

Chess SA id

1170148816

FIDE id

Date of birth

2017-01-18 (U10)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

77.4

Junior GPX Points

1337.1

Item	Main	Standard	Rapid	Blitz
Rating	1533.4	1551	1242.6	1200
Raw rating	1533.4	1551	1242.6	1200
Weighted rating	1421.6	1431.7	1202.3	1200
Weighted performance	1515.5	1535	0	0
Floor	1045.7	1092	742.6	700
K-factor	32	32	36	36
Min/Max rating change allowed	103.1	100.6	156.1	165.8
Highest rating	1551.7 2025-09-01	1611.7 2025-09-01	1242.6 2025-11-01	1200 2018-10-01
Highest raw rating	1545.7 2025-09-01	1592 2025-09-01	1242.6 2025-11-01	1200 2024-03-01
Highest weighted rating	1421.6 2025-11-01	1414.2 2025-09-30	1215.6 2018-10-01	1200 2018-10-01
Highest weighted performance	1551.7 2025-09-01	1611.7 2025-09-01	1213.1 2024-11-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-55.4	-38.4	0	-0.1
New rating	1478.1	1512.6	1242.6	1199.9
Analysis
Rating	1533.4	1551	1242.6	1200
Raw rating	1533.4	1551	1242.6	1200
Weighted rating	1421.6	1431.7	1202.3
Weighted performance	1515.5	1535	0
K-factor	32	32	36	36
Floor	1045.7	1092	742.6	700
Max/Min rating change allowed	103.1	100.6	156.1	165.8
Games	17	8	0	9
Score	5	3	0	2
Expected score	6.73	4.2	0	2.04
Score-Expected	-1.73	-1.2	0	-0.04
Temp raw +/-	-55.4	-38.4	0	-1.4
Final raw +/-	-55.4	-38.4	0	-1.4
New raw rating	1478.1	1512.6	1242.6	1198.6
New weighted rating	1431.9	1444.5	1206.4	1199.9
New weighted performance	1334	1497.7	0	0
Temp new rating	1478.1	1512.6	1242.6	1199.9
Temp new rating +/-	-55.4	-38.4	0	-0.1
Final new rating +/-	-55.4	-38.4	0	-0.1
New rating	1478.1	1512.6	1242.6	1199.9
New K-factor	32	32	36	36
New floor	1045.7	1092	742.6	700

Item	Main	Standard	Rapid
	0	0	0
	66	55	11
	55	50	5
	46	41	5
	0	0	0
	0	0	0
History	167	146	21

Games since
	Main 121	Standard 105		Rapid 16		Blitz 0
Gender	Male
Age group	U10
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1030		319		70
Male	902		277		61
U10	48		11		4
U10 Male	41		10		4
Standard
	RSA		Province		Region
Overall	862		233		42
Male	758		201		37
U10	37		7		3
U10 Male	31		6		3
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	66	47.5	71.97	186.7	1337.2	1524
Standard	55	42.5	77.27	231.8	1313.6	1545.4
Rapid	11	5	45.45	-38.6	1455.6	1417
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	167	99	59.28	78.9	1256.5	1335.4
Standard	146	89	60.96	93.2	1243.6	1336.7
Rapid	21	10	47.62	-20.2	1346.6	1326.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1533.4	1551	1242.6	1200
2025-09-30	1527.4	1551	1195	1200
2025-09-01	1545.7	1592	1195	1200
2025-08-01	1516.5	1563.8	1195	1200
2025-07-01	1504.1	1496.7	1215.6	1200
2025-06-01	1504.1	1496.7	1215.6	1200
2025-05-01	1517.1	1518.9	1215.6	1200
2025-04-01	1469.4	1473.2	1215.6	1200
2025-03-01	1332.3	1346.8	1215.6	1200
2025-02-01	1268.2	1268.6	1215.6	1200
2025-01-01	1268.2	1268.6	1215.6	1200
2024-12-01	1342	1342.4	1215.6	1200
2024-11-01	1342	1342.4	1215.6	1200
2024-10-01	1339.8	1342.4	1166	1200
2024-09-01	1352.9	1359	1166	1200
2024-08-01	1352.9	1359	1166	1200
2024-07-01	1332.9	1334.9	1166	1200
2024-09-01	1332.9	1334.9	1166	1200
2024-05-01	1315.6	1314	1166	1200
2024-04-01	1338.7	1328.7	1166	1200
2024-03-01	1200	1197.5	1166	1200
2024-02-01	1048	1030	1166	1200
2024-01-01	1048	1030	1166	1200
2023-12-01	1048	1030	1166	1200

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Commonwealth Chess Championship 2025 (Blitz)	2025-11-16	2025-11-16	Blitz	Malaysia (MAS)	9	9	2	Yes	Analysis
2	Commonwealth Chess Championship 2025	2025-11-09	2025-11-16	Standard	Malaysia (MAS)	9	8	3	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Commonwealth Chess Championship 2025 (Blitz)	2025-11-16	2025-11-16	Blitz	Malaysia (MAS)	9	9	2	Yes	Analysis
2	Commonwealth Chess Championship 2025	2025-11-09	2025-11-16	Standard	Malaysia (MAS)	9	8	3	Yes	Analysis
3	HCPS Invitational Rapid Tournament 2025 (U9)	2025-10-18	2025-10-18	Rapid	Eden (WEG)	6	6	4	Yes	Analysis
4	Western Cape Schools - Top Schools 2025 (U9)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
5	Eden Top Schools 2025 (U9)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	5	Yes	Analysis
6	George Top Schools 2025 (U9)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	5	5	Yes	Analysis
7	Knysna Oyster Festival Rapid 2025 (Scholars)	2025-07-12	2025-07-12	Rapid	Eden (WEG)	6	5	1	Yes	Analysis
8	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
9	Eden Chess Trials 2 2025 (U10)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	5	4	Yes	Analysis
10	South African Junior Closed Chess Championships 2025 (U8 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	6	Yes	Analysis
11	Eden Schools Chess Trials 1 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	3	Yes	Analysis
12	George Schools Chess Trials 3 2025 (U9 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
13	George Schools Chess Trials 2 2025 (U9 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
14	George Schools Chess Trials 1 2025 (U9 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Commonwealth Chess Championship 2025 (Blitz)	2025-11-16	2025-11-16	Blitz	Malaysia (MAS)	9	9	2	Yes	Analysis
2	Commonwealth Chess Championship 2025	2025-11-09	2025-11-16	Standard	Malaysia (MAS)	9	8	3	Yes	Analysis
3	HCPS Invitational Rapid Tournament 2025 (U9)	2025-10-18	2025-10-18	Rapid	Eden (WEG)	6	6	4	Yes	Analysis
4	Western Cape Schools - Top Schools 2025 (U9)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis
5	Eden Top Schools 2025 (U9)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	5	Yes	Analysis
6	George Top Schools 2025 (U9)	2025-07-26	2025-07-26	Standard	Eden (WEG)	5	5	5	Yes	Analysis
7	Knysna Oyster Festival Rapid 2025 (Scholars)	2025-07-12	2025-07-12	Rapid	Eden (WEG)	6	5	1	Yes	Analysis
8	Western Cape Schools Individual Championship 2025 (U9 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
9	Eden Chess Trials 2 2025 (U10)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	5	4	Yes	Analysis
10	South African Junior Closed Chess Championships 2025 (U8 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	6	Yes	Analysis
11	Eden Schools Chess Trials 1 2025 (U9 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	3	Yes	Analysis
12	George Schools Chess Trials 3 2025 (U9 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
13	George Schools Chess Trials 2 2025 (U9 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	4	Yes	Analysis
14	George Schools Chess Trials 1 2025 (U9 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	Mzansi Interprovincial Youth Chess Championships 2024 (U8 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	2	Yes	Analysis
16	George Suid Senior Skaaktoernooi 2024	2024-10-26	2024-10-26	Rapid	Eden (WEG)	5	5	3.5	Yes	Analysis
17	Western Cape Top Schools Championship 2024 (U7 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	5	4	2	Yes	Analysis
18	George Primary Top Schools 2024 (U7)	2024-07-20	2024-07-20	Standard	Eden (WEG)	5	4	3	Yes	Analysis
19	Western Cape PS Individuals Championship 2024 (U7 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
20	Eden Chess Trials 2 2024 (U8)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	6	Yes	Analysis
21	Eden School Chess Trials 1 2024 (U7 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
22	George Schools Trials 3 2024 (U7 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	4	Yes	Analysis
23	George Schools Trials 2 2024 (U7 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	3	Yes	Analysis
24	George Schools Trials 1 2024 (U7 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	4	4	Yes	Analysis
25	Mossel Bay Open 2023 (C)	2023-09-30	2023-09-30	Rapid	Eden (WEG)	5	5	1.5	Yes	Analysis
26	Western Cape Top Schools 2023 (U7 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
27	Western Cape PS Individuals 2023 (U7 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
28	Eden Trials 2+3 2023 (U8)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	9	5	Yes	Analysis
29	George Chess Club Winter Open 2023 (D)	2023-05-20	2023-05-20	Standard	Eden (WEG)	5	5	1	Yes	Analysis
30	George Chess Trials 3 2023 (U7 Boys+Girls)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	5	3	Yes	Analysis
31	George Chess Trials 2 2023 (U7 Boys+Girls)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	1.5	Yes	Analysis
32	George Chess Trials 1 2023 (U7 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament George Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-07-26	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mommen, A (Aiden)				Opponent Galant, H (Hopelin)
2	5	Tournament Western Cape Schools - Top Schools 2025				Tournament HCPS Invitational Rapid Tournament 2025
		date 2025-09-06	rnd 4	type Standard	result 1	date 2025-10-18	rnd 2	type Rapid	result 1
		Opponent Poole, C (Cayden)				Opponent Morris, J (Jaydon)
3	5	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Du Plessis, N (Nick)				Opponent Morris, J (Jaydon)

#	Games	Start				End
1	10	Tournament George Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-07-26	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mommen, A (Aiden)				Opponent Galant, H (Hopelin)
2	5	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Du Plessis, N (Nick)				Opponent Morris, J (Jaydon)
3	4	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-01	rnd 4	type Standard	result 1	date 2025-04-04	rnd 7	type Standard	result 1
		Opponent Mostert, M (Matthew)				Opponent Stelloh, A (Alexander)

#	Games	Start				End
1	4	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2024-10-26	rnd 5	type Rapid	result 0.5
		Opponent Lubedo, L (Ligugulethu)				Opponent Marriott Watson, T (Takaro)
2	2	Tournament Mossel Bay Open 2023				Tournament Mossel Bay Open 2023
		date 2023-09-30	rnd 1	type Rapid	result 0.5	date 2023-09-30	rnd 2	type Rapid	result 1
		Opponent Hattingh, G (Gerhard)				Opponent Wilson, E (Eva Grace)
3	1	Tournament Knysna Oyster Festival Rapid 2025				Tournament Knysna Oyster Festival Rapid 2025
		date 2025-07-12	rnd 5	type Rapid	result 1	date 2025-07-12	rnd 5	type Rapid	result 1
		Opponent Marner, L (Loannes)				Opponent Marner, L (Loannes)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament George Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-07-26	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mommen, A (Aiden)				Opponent Galant, H (Hopelin)
2	5	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Du Plessis, N (Nick)				Opponent Morris, J (Jaydon)
3	4	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-01	rnd 4	type Standard	result 1	date 2025-04-04	rnd 7	type Standard	result 1
		Opponent Mostert, M (Matthew)				Opponent Stelloh, A (Alexander)

#	Games	Start				End
1	10	Tournament George Top Schools 2025				Tournament Eden Top Schools 2025
		date 2025-07-26	rnd 1	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mommen, A (Aiden)				Opponent Galant, H (Hopelin)
2	5	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Du Plessis, N (Nick)				Opponent Morris, J (Jaydon)
3	4	Tournament South African Junior Closed Chess Championships 2025				Tournament South African Junior Closed Chess Championships 2025
		date 2025-04-01	rnd 4	type Standard	result 1	date 2025-04-04	rnd 7	type Standard	result 1
		Opponent Mostert, M (Matthew)				Opponent Stelloh, A (Alexander)

#	Games	Start				End
1	3	Tournament George Suid Senior Skaaktoernooi 2024				Tournament George Suid Senior Skaaktoernooi 2024
		date 2024-10-26	rnd 2	type Rapid	result 1	date 2024-10-26	rnd 4	type Rapid	result 1
		Opponent Lubedo, L (Ligugulethu)				Opponent Jeje, H (Hlonela)
2	1	Tournament Knysna Oyster Festival Rapid 2025				Tournament Knysna Oyster Festival Rapid 2025
		date 2025-07-12	rnd 5	type Rapid	result 1	date 2025-07-12	rnd 5	type Rapid	result 1
		Opponent Marner, L (Loannes)				Opponent Marner, L (Loannes)
3	1	Tournament Mossel Bay Open 2023				Tournament Mossel Bay Open 2023
		date 2023-09-30	rnd 2	type Rapid	result 1	date 2023-09-30	rnd 2	type Rapid	result 1
		Opponent Wilson, E (Eva Grace)				Opponent Wilson, E (Eva Grace)

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	Rens ,D (Deauwin)	8	3	-106.2	8	3	-106.2	0	0	0	0	0	0
1	Rens ,D (Deauwin)	8	1380.3	1274	8	1401.6	1274	0	0	0	0	0	0
2	Cornforth ,J (Joshua)	7	6	303.6	7	6	303.6	0	0	0	0	0	0
2	Cornforth ,J (Joshua)	7	1177.8	1481.3	7	1174.2	1481.3	0	0	0	0	0	0
3	Rens ,B (Beauwin)	7	3	-60.7	6	3	0	1	0	-425	0	0	0
3	Rens ,B (Beauwin)	7	1299.8	1239.1	6	1281.6	1299.8	1	1293.9	874.8	0	0	0
4	Rostoll ,A (Arno)	6	4	141.7	6	4	141.7	0	0	0	0	0	0
4	Rostoll ,A (Arno)	6	1293	1434.7	6	1301.1	1434.7	0	0	0	0	0	0
5	Strydom ,L (Liam)	6	5	283.3	6	5	283.3	0	0	0	0	0	0
5	Strydom ,L (Liam)	6	1166.9	1450.3	6	1158.4	1450.3	0	0	0	0	0	0
6	Morris ,J (Jaydon)	6	6	425	5	5	425	1	1	425	0	0	0
6	Morris ,J (Jaydon)	6	1208.8	1633.8	5	1169.3	1633.8	1	1255.5	1633.8	0	0	0
7	Vermeulen ,E (Elster)	5	4	255	5	4	255	0	0	0	0	0	0
7	Vermeulen ,E (Elster)	5	1322.3	1577.3	5	1328.6	1577.3	0	0	0	0	0	0
8	Wyngaard ,L (Luke)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
8	Wyngaard ,L (Luke)	4	1301.7	1089.2	4	1303.1	1089.2	0	0	0	0	0	0
9	Lengisi ,T (Thando)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
9	Lengisi ,T (Thando)	4	1195.8	1089.5	4	1195.2	1089.5	0	0	0	0	0	0
10	Van Staden ,E (Eliyason)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
10	Van Staden ,E (Eliyason)	3	1210.6	927.3	3	1212.5	927.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Der Merwe, F (Finley)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms