Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Beer, L (Liam Nicolaas)

Chess SA id

1140140634

FIDE id

Date of birth

2014-02-03 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1504.9	1501.1	1200	1200
Raw rating	1504.9	1501.1	1200	1200
Weighted rating	1488.3	1483.9	1200	1200
Weighted performance	1413.4	1409.6	0	0
Floor	1004.9	1001.1	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	107.4	108	165.8	165.8
Highest rating	1517.5 2024-10-01	1513.6 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1504.9 2025-11-01	1501.1 2025-11-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1482.4 2025-11-01	1477.9 2025-11-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1517.5 2024-10-01	1513.6 2024-10-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1504.9	1501.1	1200	1200
Analysis
Rating	1504.9	1501.1	1200	1200
Raw rating	1504.9	1501.1	1200	1200
Weighted rating	1488.3	1483.9	1200
Weighted performance	1413.4	1409.6	0
K-factor	32	32	36	36
Floor	1004.9	1001.1	700	700
Max/Min rating change allowed	107.4	108	165.8	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	1504.9	1501.1	1200	1200
New weighted rating	1491.1	1486.7	1200	1200
New weighted performance	1403.3	1399.5	0	0
Temp new rating	1504.9	1501.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1504.9	1501.1	1200	1200
New K-factor	32	32	36	36
New floor	1004.9	1001.1	700	700

Item	Main	Standard
	0	0
	9	9
	40	40
	43	43
	25	25
	0	0
History	117	117

Games since
	Main 49	Standard 49		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1235		423		155
Male	1059		355		130
U12	118		49		19
U12 Male	92		34		12
Standard
	RSA		Province		Region
Overall	1200		443		166
Male	1021		371		139
U12	121		55		20
U12 Male	90		37		12
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	9	6.5	72.22	188.9	1323	1511.9
Standard	9	6.5	72.22	188.9	1323	1511.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	117	78	66.67	141.7	1242.6	1384.2
Standard	117	78	66.67	141.7	1242.6	1384.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1504.9	1501.1	1200	1200
2025-11-30	1504.9	1501.1	1200	1200
2025-11-01	1504.9	1501.1	1200	1200
2025-09-30	1492.7	1486.1	1200	1200
2025-09-01	1492.7	1486.1	1200	1200
2025-08-01	1501.1	1497.3	1200	1200
2025-07-01	1501.1	1497.3	1200	1200
2025-06-01	1501.1	1497.3	1200	1200
2025-05-01	1501.1	1497.3	1200	1200
2025-04-01	1501.1	1497.3	1200	1200
2025-03-01	1501.1	1497.3	1200	1200
2025-02-01	1501.1	1497.3	1200	1200
2025-01-01	1501.1	1497.3	1200	1200
2024-12-01	1501.1	1497.3	1200	1200
2024-11-01	1501.1	1497.3	1200	1200
2024-10-01	1423.7	1419.8	1200	1200
2024-09-01	1422.1	1418.5	1200	1200
2024-11-01	1384.1	1370.8	1200	1200
2024-07-01	1431.4	1428.7	1200	1200
2024-06-01	1431.4	1428.7	1200	1200
2024-05-01	1397.7	1387.1	1200	1200
2024-04-01	1432.5	1429	1200	1200
2024-03-01	1432.5	1429	1200	1200
2024-02-01	1426.7	1421.6	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	2025 Gauteng Top Schools Teams (U11)	2025-08-29	2025-08-29	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	2025 Tshwane South School District CLOSED League Championship (U11A)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
3	Gauteng Top Schools 2024 (U11 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
4	Gauteng Schools Individuals Finals 2024 (U11 Boys)	2024-08-16	2024-08-16	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
5	D4 Tshwane South District Schools Teams Chess Tournament 2024 (U11A)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
6	Menlopark Open Chess Tournament 2024 (U12)	2024-07-13	2024-07-13	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
7	2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
8	2024 Silver Lakes Open Chess Tournament (D1)	2024-04-21	2024-04-21	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
9	2024 Constantiapark Open (D2)	2024-02-17	2024-02-17	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
10	2024 Gauteng Inter-Region Chess Championship (U10A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
11	2023 Gauteng Top Schools (U9 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	5	Yes	Analysis
12	2023 Etienne Lewis Closed Tournament (U10)	2023-08-25	2023-08-27	Standard	Tshwane (GTP)	7	7	5	Yes	Analysis
13	2023 Tshwane South School District CLOSED League Championship (U9)	2023-07-29	2023-07-29	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
14	2023 Menlo Open Tournament (D)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
15	Wynie Robbertse Open Tournament 2023 (E)	2023-06-03	2023-06-03	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
16	2023 Elize Steenkamp Open Tournament (D2)	2023-06-16	2023-06-17	Standard	Tshwane (GTP)	6	6	2	Yes	Analysis
17	2023 Afrikaans Ho�r Seunskool Open Chess Tournament (D1)	2023-03-04	2023-03-04	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
18	Laerskool Constantiapark Open Chess Tournament 2023 (U10)	2023-02-18	2023-02-18	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
19	Lardies Tournament 2022 (U10)	2022-10-29	2022-10-29	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
20	2022 Gauteng Schools Team Championships (U9 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
21	D4 Play Offs 2022 (U9)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
22	2022 Menlo Open Tournament (E)	2022-07-23	2022-07-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
23	2022 Silver Lakes Chess Club Open Chess Tournament (E)	2022-05-07	2022-05-07	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament 2023 Menlo Open Tournament				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mabotja, M (Molatelo)				Opponent Opperman, J (Jordan)
2	10	Tournament Gauteng Schools Individuals Finals 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-08-16	rnd 3	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Esterhuizen, E (Erich)				Opponent Van Wyk, A (Ame)
3	7	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Mulamattathil, R (Raynah)				Opponent Bester, J (Johannes)

#	Games	Start				End
1	11	Tournament 2023 Menlo Open Tournament				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mabotja, M (Molatelo)				Opponent Opperman, J (Jordan)
2	10	Tournament Gauteng Schools Individuals Finals 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-08-16	rnd 3	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Esterhuizen, E (Erich)				Opponent Van Wyk, A (Ame)
3	7	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Mulamattathil, R (Raynah)				Opponent Bester, J (Johannes)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	11	Tournament 2023 Menlo Open Tournament				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mabotja, M (Molatelo)				Opponent Opperman, J (Jordan)
2	10	Tournament Gauteng Schools Individuals Finals 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-08-16	rnd 3	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Esterhuizen, E (Erich)				Opponent Van Wyk, A (Ame)
3	7	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Mulamattathil, R (Raynah)				Opponent Bester, J (Johannes)

#	Games	Start				End
1	11	Tournament 2023 Menlo Open Tournament				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 5	type Standard	result 1	date 2023-08-18	rnd 5	type Standard	result 1
		Opponent Mabotja, M (Molatelo)				Opponent Opperman, J (Jordan)
2	10	Tournament Gauteng Schools Individuals Finals 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-08-16	rnd 3	type Standard	result 1	date 2025-08-15	rnd 2	type Standard	result 1
		Opponent Esterhuizen, E (Erich)				Opponent Van Wyk, A (Ame)
3	7	Tournament Menlopark Open Chess Tournament 2024				Tournament Gauteng Schools Individuals Finals 2024
		date 2024-07-13	rnd 5	type Standard	result 1	date 2024-08-16	rnd 1	type Standard	result 1
		Opponent Mulamattathil, R (Raynah)				Opponent Bester, J (Johannes)

No games found.

#	Games	Start				End

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	Opperman ,J (Jordan)	6	5	283.3	6	5	283.3	0	0	0	0	0	0
1	Opperman ,J (Jordan)	6	1281.4	1564.7	6	1279.3	1564.7	0	0	0	0	0	0
2	Truscott ,A (Ane)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
2	Truscott ,A (Ane)	3	1248.5	1248.5	3	1244.7	1248.5	0	0	0	0	0	0
3	Mojapelo ,K (Kganaya)	3	3	425	3	3	425	0	0	0	0	0	0
3	Mojapelo ,K (Kganaya)	3	1235.8	1660.8	3	1241.7	1660.8	0	0	0	0	0	0
4	Wolvaardt ,J (Jonathan)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Wolvaardt ,J (Jonathan)	3	1324.6	1182.9	3	1335.1	1182.9	0	0	0	0	0	0
5	Kleynhans ,M (Magnus)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Kleynhans ,M (Magnus)	2	1277.9	1490.4	2	1284	1490.4	0	0	0	0	0	0
6	Rahlaga ,K (Kaelo Alupheli)	2	1	0	2	1	0	0	0	0	0	0	0
6	Rahlaga ,K (Kaelo Alupheli)	2	1348.5	1348.5	2	1355.1	1348.5	0	0	0	0	0	0
7	Van Der Wath ,L (Logan)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Van Der Wath ,L (Logan)	2	1175.1	750.1	2	1162	750.1	0	0	0	0	0	0
8	De Bruin ,H (Hanno)	2	2	425	2	2	425	0	0	0	0	0	0
8	De Bruin ,H (Hanno)	2	1126.1	1551.1	2	1115.8	1551.1	0	0	0	0	0	0
9	Mannar ,A (Aaryan)	2	1	0	2	1	0	0	0	0	0	0	0
9	Mannar ,A (Aaryan)	2	1325.4	1325.4	2	1325.6	1325.4	0	0	0	0	0	0
10	Du Plessis ,A (Ane)	2	2	425	2	2	425	0	0	0	0	0	0
10	Du Plessis ,A (Ane)	2	1142.8	1567.8	2	1133	1567.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

De Beer, L (Liam Nicolaas)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms