Chess South Africa Ratings Database

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Personal

De Waal, L (Liam)

Chess SA id

109085307

FIDE id

Date of birth

2009-05-29 (U18)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1344.5

Item	Main	Standard	Rapid	Blitz
Rating	1475	1467.3	783.4	607
Raw rating	1454.3	1439	783.4	607
Weighted rating	1475	1467.3	783.4	607
Weighted performance	1367.4	1358.3	0	0
Floor	1074.9	1093	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	115.4	118	300.2	386
Highest rating	1589.3 2020-03-01	1593 2022-03-01	1200 2020-01-01	1200 2024-02-01
Highest raw rating	1574.9 2022-03-01	1593 2022-03-01	783.4 2024-02-01	607 2024-02-01
Highest weighted rating	1574.9 2022-05-01	1593 2022-05-01	783.4 2024-11-01	607 2024-11-01
Highest weighted performance	1589.3 2020-03-01	1578.8 2020-03-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2	-2.6	0	0
New rating	1473.1	1464.8	783.4	607
Analysis
Rating	1475	1467.3	783.4	607
Raw rating	1454.3	1439	783.4	607
Weighted rating	1475	1467.3	783.4
Weighted performance	1367.4	1358.3	0
K-factor	32	32	40	40
Floor	1074.9	1093	500	500
Max/Min rating change allowed	115.4	118	300.2	386
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	1454.3	1439	783.4	607
New weighted rating	1473.1	1464.8	783.4	607
New weighted performance	1366.9	1357.8	0	0
Temp new rating	1473.1	1464.8	783.4	607
Temp new rating +/-	-2	-2.6	0	0
Final new rating +/-	-2	-2.6	0	0
New rating	1473.1	1464.8	783.4	607
New K-factor	32	32	40	40
New floor	1074.9	1093	500	500

Item	Main	Standard	Rapid
	0	0	0
	30	30	0
	43	43	0
	37	37	0
	46	46	0
	9	0	9
History	345	326	19

Games since
	Main 73	Standard 73		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1450		439		106
Male	1235		364		91
U18	229		69		12
U18 Male	202		59		12
Standard
	RSA		Province		Region
Overall	1428		395		103
Male	1204		319		85
U18	232		60		12
U18 Male	204		51		12
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	30	18	60	85	1354.8	1439.8
Standard	30	18	60	85	1354.8	1439.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	292	192	65.75	133.9	1228.2	1362.1
Standard	283	187	66.08	136.7	1223	1359.7
Rapid	9	5	55.56	47.2	1390.7	1437.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1454.3	1439	783.4	607
2025-09-01	1486.4	1484.5	783.4	607
2025-08-01	1486.4	1484.5	783.4	607
2025-07-01	1486.4	1484.5	783.4	607
2025-06-01	1486.4	1484.5	783.4	607
2025-05-01	1486.4	1484.5	783.4	607
2025-04-01	1504.5	1506.6	783.4	607
2025-03-01	1470	1459.3	783.4	607
2025-02-01	1467.6	1456.1	783.4	607
2025-01-01	1406.6	1380.7	783.4	607
2024-12-01	1406.6	1380.7	783.4	607
2024-11-01	1467.4	1453	783.4	607
2024-10-01	1452.8	1430.9	783.4	607
2024-09-01	1507.5	1508	783.4	607
2024-08-01	1487.6	1484.3	783.4	607
2024-07-01	1487.6	1484.3	783.4	607
2024-06-01	1487.6	1484.3	783.4	607
2024-08-01	1487.6	1484.3	783.4	607
2024-04-01	1516.5	1516.6	783.4	607
2024-03-01	1510.9	1507.6	783.4	607
2024-02-01	1486.2	1477.2	783.4	607
2024-01-01	1486.2	1477.2	783.4	607
2023-12-01	1486.2	1477.2	783.4	607
2023-11-01	1486.2	1477.2	783.4	607

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 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U17 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	0	0	No	Analysis
6	George Schools Chess Trials 1 2025 (U17 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	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 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	5	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	4	Yes	Analysis
4	George Schools Chess Trials 3 2025 (U17 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	George Schools Chess Trials 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	0	0	No	Analysis
6	George Schools Chess Trials 1 2025 (U17 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Paarl Boys' High Chess Festival 2024 (Elite)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	5	1	Yes	Analysis
8	Eden Chess Union League 2024 (1st Division)	2024-10-12	2024-10-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
9	Western Cape Top Schools Championship 2024 (U15 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	2	Yes	Analysis
10	Eden Top Schools 2024 (U15 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	5	Yes	Analysis
11	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	2	0	Yes	Analysis
12	Eden School Chess Trials 1 2024 (U15 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
13	George Schools Trials 3 2024 (U15 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
14	George Schools Trials 2 2024 (U15 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	George Schools Trials 1 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	4	Yes	Analysis
16	Western Cape Top Schools 2023 (U15 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	3.5	Yes	Analysis
17	Eden Trials 2+3 2023 (U16)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	8	7.5	Yes	Analysis
18	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
19	Eden Trails 1 2023 (U15 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
20	George Chess Trials 3 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	4	2	Yes	Analysis
21	George Chess Trials 2 2023 (U15 Boys)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
22	George Chess Trials 1 2023 (U15 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	4	3	Yes	Analysis
23	Western Cape Top Schools 2022 (U13 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
24	Eden Topskole 2022 (O13 Ope)	2022-08-13	2022-08-13	Standard	Eden (WEG)	5	5	1	Yes	Analysis
25	George Topskole 2022 (O13)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	5	5	Yes	Analysis
26	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
27	Eden Proewe 2 2022 (O13 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
28	Eden Proewe 1 2022 (O13 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
29	George Trials 3 2022 (U13)	2022-02-26	2022-02-26	Standard	Eden (WEG)	5	5	4	Yes	Analysis
30	George Trials 2 2022 (U13)	2022-02-12	2022-02-12	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
31	George Trials 1 2022 (U13)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	4	Yes	Analysis
32	Western Cape Schools Championship 2021 (U13 Boys)	2021-10-02	2021-10-02	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
33	Eden Proewe 2021 (O13 Seuns)	2021-10-15	2021-10-15	Rapid	Eden (WEG)	5	4	3	Yes	Analysis
34	Eden Schools Closed Trials 1 2020 (U11 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	4	Yes	Analysis
35	George Trial 3 2020 (U12)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	5	Yes	Analysis
36	George Trial 2 2020 (U12)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	5	Yes	Analysis
37	George Trial 1 2020 (U12)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
38	2019 South African Junior Team Championships (U12A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
39	Western Cape Top Schools 2019 (U11 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
40	Eden Top Schools 2019 (U11)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	5	5	Yes	Analysis
41	Eden Trials 3 2019 (U12 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
42	Western Cape Schools Individuals 2019 (U11 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	3	Yes	Analysis
43	Eden Trials 2 2019 (U12 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	4	Yes	Analysis
44	Eden Trials 1 2019 (U12 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	4	Yes	Analysis
45	George Trials 3 2019 (U12)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	3	Yes	Analysis
46	George Trials 2 2019 (U12)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
47	George Trials 1 2019 (U12)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	4	Yes	Analysis
48	South African Junior Team Championships 2018 (U10B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
49	Western Cape Top Schools 2018 (U7+U9 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
50	EDENSC Closed 3 2018 (U10 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	4	3	Yes	Analysis
51	Western Cape Schools Individuals 2018 (U9 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
52	EDENSC Closed 2 2018 (U10 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	3	Yes	Analysis
53	EDENSC Closed 1 2018 (U10)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	3	Yes	Analysis
54	George Trails 3 2018 (U10)	2018-02-24	2018-02-24	Standard	Eden (WEG)	5	5	3	Yes	Analysis
55	George Trails 2 2018 (U10)	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	5	3	Yes	Analysis
56	George Trails 1 2018 (U10)	2018-01-27	2018-01-27	Standard	Eden (WEG)	5	5	4	Yes	Analysis
57	South African Junior Team Championships 2017 (U10D)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	19	Tournament George Trial 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-01-25	rnd 1	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Jansen Van Rensburg, D (Delano)				Opponent Prins, R (Reinhart)
2	12	Tournament Western Cape HS Individuals 2023				Tournament Western Cape Top Schools 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-09-02	rnd 3	type Standard	result 1
		Opponent Maarman, C (Christiano)				Opponent Huisamen, A (Albertus)
3	10	Tournament George Trials 1 2022				Tournament George Trials 3 2022
		date 2022-01-29	rnd 5	type Standard	result 1	date 2022-02-26	rnd 4	type Standard	result 1
		Opponent Rossel, L (Louis)				Opponent Botha, C (Chris)

#	Games	Start				End
1	19	Tournament George Trial 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-01-25	rnd 1	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Jansen Van Rensburg, D (Delano)				Opponent Prins, R (Reinhart)
2	12	Tournament Western Cape HS Individuals 2023				Tournament Western Cape Top Schools 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-09-02	rnd 3	type Standard	result 1
		Opponent Maarman, C (Christiano)				Opponent Huisamen, A (Albertus)
3	10	Tournament George Trials 1 2022				Tournament George Trials 3 2022
		date 2022-01-29	rnd 5	type Standard	result 1	date 2022-02-26	rnd 4	type Standard	result 1
		Opponent Rossel, L (Louis)				Opponent Botha, C (Chris)

#	Games	Start				End
1	3	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 2	type Rapid	result 1	date 2021-10-15	rnd 5	type Rapid	result 1
		Opponent Scholtz, H (Hanko)				Opponent Van Zyl, H (Hendrik)
2	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 5	type Rapid	result 1	date 2021-10-02	rnd 5	type Rapid	result 1
		Opponent Stander, Z (Zadrian)				Opponent Stander, Z (Zadrian)
3	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 2	type Rapid	result 1	date 2021-10-02	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Aiden)				Opponent Pekeur, A (Aiden)

No games found.

#	Games	Start				End

#	Games	Start				End
1	15	Tournament George Trial 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-01-25	rnd 5	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Booysen, L (Lukas)				Opponent Prins, R (Reinhart)
2	8	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Top Schools 2019
		date 2019-05-19	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Theron, M (Martin)				Opponent Owens, J (Joshua)
3	7	Tournament Western Cape HS Individuals 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Maarman, C (Christiano)				Opponent Botha, J (Josephnique)

#	Games	Start				End
1	15	Tournament George Trial 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-01-25	rnd 5	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Booysen, L (Lukas)				Opponent Prins, R (Reinhart)
2	8	Tournament Western Cape Schools Individuals 2019				Tournament Western Cape Top Schools 2019
		date 2019-05-19	rnd 5	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Theron, M (Martin)				Opponent Owens, J (Joshua)
3	7	Tournament Western Cape HS Individuals 2023				Tournament Eden Trials 2+3 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-05-13	rnd 7	type Standard	result 1
		Opponent Maarman, C (Christiano)				Opponent Botha, J (Josephnique)

#	Games	Start				End
1	3	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 2	type Rapid	result 1	date 2021-10-15	rnd 5	type Rapid	result 1
		Opponent Scholtz, H (Hanko)				Opponent Van Zyl, H (Hendrik)
2	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 5	type Rapid	result 1	date 2021-10-02	rnd 5	type Rapid	result 1
		Opponent Stander, Z (Zadrian)				Opponent Stander, Z (Zadrian)
3	1	Tournament Western Cape Schools Championship 2021				Tournament Western Cape Schools Championship 2021
		date 2021-10-02	rnd 2	type Rapid	result 1	date 2021-10-02	rnd 2	type Rapid	result 1
		Opponent Pekeur, A (Aiden)				Opponent Pekeur, A (Aiden)

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	Scholtz ,H (Hanko)	11	3	-193.2	10	2	-255	1	1	425	0	0	0
1	Scholtz ,H (Hanko)	11	1209	1015.8	10	1198.4	954	1	683.2	1634	0	0	0
2	Petersen ,S (Shenwin)	5	4	255	5	4	255	0	0	0	0	0	0
2	Petersen ,S (Shenwin)	5	1274.2	1529.2	5	1272.5	1529.2	0	0	0	0	0	0
3	Hone ,R (Ryan)	5	0	-425	5	0	-425	0	0	0	0	0	0
3	Hone ,R (Ryan)	5	1660.2	1235.2	5	1681.5	1235.2	0	0	0	0	0	0
4	Prins ,R (Reinhart)	5	2	-85	5	2	-85	0	0	0	0	0	0
4	Prins ,R (Reinhart)	5	1502.4	1417.4	5	1473.6	1417.4	0	0	0	0	0	0
5	De Waal ,E (Errol-Durand)	5	4	255	5	4	255	0	0	0	0	0	0
5	De Waal ,E (Errol-Durand)	5	1292.3	1547.3	5	1279.5	1547.3	0	0	0	0	0	0
6	Van Der Merwe ,C (Cara)	4	4	425	4	4	425	0	0	0	0	0	0
6	Van Der Merwe ,C (Cara)	4	1229.7	1654.7	4	1227.9	1654.7	0	0	0	0	0	0
7	Rossel ,L (Louis)	4	4	425	4	4	425	0	0	0	0	0	0
7	Rossel ,L (Louis)	4	1266.9	1691.9	4	1260.9	1691.9	0	0	0	0	0	0
8	Booysen ,L (Lukas)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
8	Booysen ,L (Lukas)	4	1256.7	1469.2	4	1258.3	1469.2	0	0	0	0	0	0
9	Bredenkamp ,J (Jaydon)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
9	Bredenkamp ,J (Jaydon)	3	1363.5	1221.8	3	1361.1	1221.8	0	0	0	0	0	0
10	Wu ,J (Jason)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
10	Wu ,J (Jason)	3	1360.7	1219	3	1350	1219	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Waal, L (Liam)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms