Chess South Africa Ratings Database

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Personal

Vlok, A (Adiaan)

Chess SA id

1130135096

FIDE id

Date of birth

2013-04-09 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

62.8

Junior GPX Points

1426

Item	Main	Standard	Rapid	Blitz
Rating	1609.5	1629.4	1445.6	1200
Raw rating	1609.5	1629.4	1438.8	1200
Weighted rating	1505	1481.7	1445.6	1200
Weighted performance	1575.5	1621.3	1286.9	0
Floor	1109.5	1129.4	973.4	700
K-factor	28	28	32	36
Min/Max rating change allowed	92.5	89.9	118	165.8
Highest rating	1609.5 2025-09-30	1629.4 2025-09-30	1473.4 2025-03-01	1200 2018-10-01
Highest raw rating	1609.5 2025-09-30	1629.4 2025-09-30	1473.4 2025-03-01	1200 2024-02-01
Highest weighted rating	1505 2025-09-30	1481.7 2025-09-30	1473.4 2025-07-01	1200 2018-10-01
Highest weighted performance	1607.2 2025-06-01	1621.3 2025-09-30	1458.3 2024-11-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	1	0
New rating	1609.5	1629.4	1446.6	1200
Analysis
Rating	1609.5	1629.4	1445.6	1200
Raw rating	1609.5	1629.4	1438.8	1200
Weighted rating	1505	1481.7	1445.6
Weighted performance	1575.5	1621.3	1286.9
K-factor	28	28	32	36
Floor	1109.5	1129.4	973.4	700
Max/Min rating change allowed	92.5	89.9	118	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	1609.5	1629.4	1438.8	1200
New weighted rating	1517.7	1498.8	1446.6	1200
New weighted performance	1575	1620.7	1286.4	0
Temp new rating	1609.5	1629.4	1446.6	1200
Temp new rating +/-	0	0	1	0
Final new rating +/-	0	0	1	0
New rating	1609.5	1629.4	1446.6	1200
New K-factor	28	28	32	36
New floor	1109.5	1129.4	973.4	700

Item	Main	Standard	Rapid
	0	0	0
	61	48	13
	51	40	11
	39	22	17
	16	0	16
	0	0	0
History	167	110	57

Games since
	Main 118	Standard 94		Rapid 24		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	603		171		110
Male	553		150		95
U14	69		20		8
U14 Male	60		15		6
Standard
	RSA		Province		Region
Overall	492		131		89
Male	453		116		78
U14	50		16		8
U14 Male	45		12		6
Rapid
	RSA		Province		Region
Overall	347		169		87
Male	315		152		83
U14	60		34		16
U14 Male	51		29		15
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	61	43	70.49	174.2	1398.6	1572.8
Standard	48	37	77.08	230.2	1395.6	1625.8
Rapid	13	6	46.15	-32.7	1409.7	1377
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	167	108	64.67	124.7	1331	1455.7
Standard	110	73	66.36	139.1	1355.4	1494.5
Rapid	57	35	61.4	96.9	1284.1	1381
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1609.5	1629.4	1438.8	1200
2025-09-01	1591	1611.5	1438.8	1200
2025-08-01	1571.5	1596.9	1438.8	1200
2025-07-01	1607.2	1596.9	1473.4	1200
2025-06-01	1607.2	1596.9	1473.4	1200
2025-05-01	1545.2	1521.7	1473.4	1200
2025-04-01	1496.2	1462.2	1473.4	1200
2025-03-01	1492.1	1454.6	1473.4	1200
2025-02-01	1482.1	1436.4	1472.6	1200
2025-01-01	1482.1	1436.4	1472.6	1200
2024-12-01	1508	1445.4	1472.6	1200
2024-11-01	1508	1445.4	1472.6	1200
2024-10-01	1494	1445.4	1431.3	1200
2024-09-01	1402	1362.6	1431.3	1200
2024-08-01	1381.4	1327.7	1431.3	1200
2024-07-01	1348.8	1327.7	1373	1200
2024-06-01	1348.8	1327.7	1373	1200
2024-08-01	1296.2	1259.7	1373	1200
2024-04-01	1371.4	1345	1373	1200
2024-03-01	1353.2	1304.6	1373	1200
2024-02-01	1332.3	1263.2	1373	1200
2024-01-01	1332.3	1263.2	1373	1200
2023-12-01	1332.3	1263.2	1373	1200
2023-11-01	1332.3	1263.2	1373	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	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	6	Yes	Analysis
2	Western Cape Women�s Championship 2025 (U14)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
3	Cape Town Metro North Top Schools 2025 (U13)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	5	5	Yes	Analysis
4	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	1.5	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
6	West Coast And Mykonos Open 2025 (U14)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
7	South African Junior Closed Chess Championships 2025 (U12 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	5.5	Yes	Analysis
8	CT Metro Schools Individual Closed 2025 (U13 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	Laerskool Welgemoed Rapid 2025 (U14)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
10	CT Metro North Schools Chess Individual Trials 2025 (U13 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U13)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	6	Yes	Analysis
2	Western Cape Women�s Championship 2025 (U14)	2025-08-09	2025-08-09	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
3	Cape Town Metro North Top Schools 2025 (U13)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	5	5	Yes	Analysis
4	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	7	1.5	Yes	Analysis
5	Western Cape Schools Individual Championship 2025 (U13 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
6	West Coast And Mykonos Open 2025 (U14)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	5	5	4	Yes	Analysis
7	South African Junior Closed Chess Championships 2025 (U12 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	9	5.5	Yes	Analysis
8	CT Metro Schools Individual Closed 2025 (U13 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	Laerskool Welgemoed Rapid 2025 (U14)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	4.5	Yes	Analysis
10	CT Metro North Schools Chess Individual Trials 2025 (U13 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
11	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4	Yes	Analysis
12	Laerskool Welgemoed Rapid 2024 (U12)	2024-10-19	2024-10-19	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
13	Western Cape Top Schools Championship 2024 (U11 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	5.5	Yes	Analysis
14	Western Cape Women�s Championship 2024 (U12)	2024-08-09	2024-08-09	Standard	West Coast (WCU)	5	5	3.5	Yes	Analysis
15	CT District North Top Schools 2024 (U11 Mixed)	2024-07-27	2024-07-27	Rapid	Cape Town (WCT)	5	5	5	Yes	Analysis
16	Western Cape PS Individuals Championship 2024 (U11 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
17	Strategize to Win 2024 (D)	2024-04-13	2024-04-14	Standard	Cape Town (WCT)	5	5	0	Yes	Analysis
18	Cape Town Metro Schools Chess Closed Individuals 2024 (U11 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
19	North District School Trials 2024 (U11 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3.5	Yes	Analysis
20	Paarl Boys High Chess Festival 2023 (Elite Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
21	Western Cape Top Schools 2023 (U11 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
22	CW Top Schools 2023 (U12)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
23	CT Metro District North Top Schools Chess 2023 (U11 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	4	4	Yes	Analysis
24	GPCA Rapid 2023 (U12)	2023-06-24	2023-06-24	Rapid	Cape Town (WCT)	7	7	4.5	Yes	Analysis
25	North District School Trials 2023 (U11 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
26	Laerskool Welgemoed Rapid 2023 (U12)	2023-02-11	2023-02-11	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
27	Kraaifontein Rapid Open 2022 (U10)	2022-12-16	2022-12-16	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis
28	Kenridge Rapid 2022 (U10)	2022-11-05	2022-11-05	Rapid	Cape Town (WCT)	6	6	3.5	Yes	Analysis
29	Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U8+U10)	2022-02-19	2022-02-19	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis

#	Games	Start				End
1	16	Tournament Cape Town Metro North Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Mzizana, U (Ulungile)				Opponent Roux, D (Daniel)
2	11	Tournament Western Cape Women�s Championship 2024				Tournament Laerskool Welgemoed Rapid 2024
		date 2024-08-09	rnd 3	type Standard	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Kruger, C (Carel)				Opponent Faria, A (Adam)
3	10	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 7	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Mabutho, S (Simingayo)				Opponent Kuypers, P (Parker)

#	Games	Start				End
1	19	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Bessesen, J (Joakim)				Opponent Roux, D (Daniel)
2	10	Tournament South African Junior Closed Chess Championships 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-04	rnd 7	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Mabutho, S (Simingayo)				Opponent Kuypers, P (Parker)
3	10	Tournament Western Cape Women�s Championship 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-08-09	rnd 3	type Standard	result 1	date 2024-12-16	rnd 1	type Standard	result 1
		Opponent Kruger, C (Carel)				Opponent Chen, L (Louis)

#	Games	Start				End
1	11	Tournament CT Metro District North Top Schools Chess 2023				Tournament Laerskool Welgemoed Rapid 2024
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Nuwenhuys, J (Jade)				Opponent Faria, A (Adam)
2	5	Tournament Laerskool Welgemoed Rapid 2024				Tournament Laerskool Welgemoed Rapid 2025
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Grove, T (Tyler)				Opponent James, A (Ayden)
3	4	Tournament GPCA Rapid 2023				Tournament GPCA Rapid 2023
		date 2023-06-24	rnd 3	type Rapid	result 0.5	date 2023-06-24	rnd 6	type Rapid	result 1
		Opponent Malherbe, J (Jeevan)				Opponent Meyer, A (Alex)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Gupta, P (Priyanshi)				Opponent Roux, D (Daniel)
2	7	Tournament Cape Town Metro North Top Schools 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 1
		Opponent Mzizana, U (Ulungile)				Opponent Benjamin, E (Entwan)
3	7	Tournament Western Cape Top Schools Championship 2024				Tournament Laerskool Welgemoed Rapid 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Buhr, H (Heinrich)				Opponent Faria, A (Adam)

#	Games	Start				End
1	8	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Women�s Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-08-09	rnd 2	type Standard	result 1
		Opponent Roelf, W (Wildren)				Opponent Benjamin, E (Entwan)
2	7	Tournament Western Cape Women�s Championship 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-09	rnd 5	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Gupta, P (Priyanshi)				Opponent Roux, D (Daniel)
3	6	Tournament Western Cape Top Schools Championship 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-08-30	rnd 2	type Standard	result 1	date 2024-12-16	rnd 1	type Standard	result 1
		Opponent Buhr, H (Heinrich)				Opponent Chen, L (Louis)

#	Games	Start				End
1	11	Tournament CT Metro District North Top Schools Chess 2023				Tournament Laerskool Welgemoed Rapid 2024
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Nuwenhuys, J (Jade)				Opponent Faria, A (Adam)
2	5	Tournament Laerskool Welgemoed Rapid 2024				Tournament Laerskool Welgemoed Rapid 2025
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Grove, T (Tyler)				Opponent James, A (Ayden)
3	3	Tournament GPCA Rapid 2023				Tournament GPCA Rapid 2023
		date 2023-06-24	rnd 4	type Rapid	result 1	date 2023-06-24	rnd 6	type Rapid	result 1
		Opponent Bernardo, J (Jean-Luc)				Opponent Meyer, A (Alex)

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	Grove ,T (Tyler)	4	1	-212.5	1	0	-425	3	1	-141.7	0	0	0
1	Grove ,T (Tyler)	4	1240	1027.5	1	1188.8	815	3	1273.2	1098.3	0	0	0
2	De Villiers ,C (Christiaan)	3	2	141.7	2	1	0	1	1	425	0	0	0
2	De Villiers ,C (Christiaan)	3	1527.9	1669.6	2	1531.3	1527.9	1	1501	1952.9	0	0	0
3	Louw ,L (Lukas)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Louw ,L (Lukas)	3	1411.4	986.4	2	1484.8	986.4	1	1200	986.4	0	0	0
4	Srivastava ,P (Prakhar)	3	1.5	0	2	0.5	-212.5	1	1	425	0	0	0
4	Srivastava ,P (Prakhar)	3	1443	1443	2	1461.7	1230.5	1	1401.2	1868	0	0	0
5	Manning ,C (Callan)	3	0	-425	1	0	-425	2	0	-425	0	0	0
5	Manning ,C (Callan)	3	1440.1	1015.1	1	1464.1	1015.1	2	1375.8	1015.1	0	0	0
6	Love ,T (Tayrique)	2	2	425	2	2	425	0	0	0	0	0	0
6	Love ,T (Tayrique)	2	1265.6	1690.6	2	1127	1690.6	0	0	0	0	0	0
7	Bessesen ,J (Joakim)	2	2	425	2	2	425	0	0	0	0	0	0
7	Bessesen ,J (Joakim)	2	1471	1896	2	1434.8	1896	0	0	0	0	0	0
8	Donker ,J (Jesse)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Donker ,J (Jesse)	2	1393.4	1180.9	2	1418.1	1180.9	0	0	0	0	0	0
9	Roelf ,W (Wildren)	2	2	425	2	2	425	0	0	0	0	0	0
9	Roelf ,W (Wildren)	2	1586.9	2011.9	2	1592.3	2011.9	0	0	0	0	0	0
10	Ruiters ,C (Cade)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Ruiters ,C (Cade)	2	1384.8	959.8	1	1519.5	959.8	1	1200	959.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Vlok, A (Adiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms