Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Bruyn, L (Liam)

Chess SA id

1110305363

FIDE id

Date of birth

2011-10-29 (U16)

Gender

Male

Region

King Cetshwayo (KUR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1177.2

Item	Main	Standard	Rapid	Blitz
Rating	1297.6	1358.8	1195.2	1200
Raw rating	1297.6	1358.8	1195.2	1200
Weighted rating	1295.8	1323.1	1193.3	1200
Weighted performance	1167.7	1272.5	0	0
Floor	886.3	910.3	700	700
K-factor	36	32	36	36
Min/Max rating change allowed	144.3	132.2	166.9	165.8
Highest rating	1386.3 2025-06-01	1410.3 2025-06-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1386.3 2025-06-01	1410.3 2025-06-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1386.3 2024-10-01	1410.3 2024-10-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1386.3 2025-06-01	1410.3 2024-07-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.7	0	0	0
New rating	1298.3	1358.8	1195.2	1200
Analysis
Rating	1297.6	1358.8	1195.2	1200
Raw rating	1297.6	1358.8	1195.2	1200
Weighted rating	1295.8	1323.1	1193.3
Weighted performance	1167.7	1272.5	0
K-factor	36	32	36	36
Floor	886.3	910.3	700	700
Max/Min rating change allowed	144.3	132.2	166.9	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	1297.6	1358.8	1195.2	1200
New weighted rating	1298.3	1328.9	1193.3	1200
New weighted performance	1167.3	1272	0	0
Temp new rating	1298.3	1358.8	1195.2	1200
Temp new rating +/-	0.7	0	0	0
Final new rating +/-	0.7	0	0	0
New rating	1298.3	1358.8	1195.2	1200
New K-factor	36	32	36	36
New floor	886.3	910.3	700	700

Item	Main	Standard	Rapid
	0	0	0
	34	23	11
	22	17	5
	0	0	0
	0	0	0
	0	0	0
History	56	40	16

Games since
	Main 56	Standard 40		Rapid 16		Blitz 0
Gender	Male
Age group	U16
Region	King Cetshwayo (KUR)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	3219		208		45
Male	2534		171		38
U16	509		27		6
U16 Male	371		21		6
Standard
	RSA		Province		Region
Overall	2475		147		26
Male	2002		126		22
U16	391		14		4
U16 Male	301		12		4
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	34	18	52.94	25	1267	1292
Standard	23	13	56.52	55.4	1288.5	1343.9
Rapid	11	5	45.45	-38.6	1222.1	1183.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	56	31	55.36	45.5	1251	1296.5
Standard	40	24	60	85	1263.4	1348.4
Rapid	16	7	43.75	-53.1	1219.9	1166.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1297.6	1358.8	1195.2	1200
2025-09-01	1353.5	1410.3	1181.6	1200
2025-08-01	1386.3	1410.3	1195.1	1200
2025-07-01	1386.3	1410.3	1195.1	1200
2025-06-01	1386.3	1410.3	1195.1	1200
2025-05-01	1311.7	1342.4	1195.1	1200
2025-04-01	1265.6	1288.9	1195.1	1200
2025-03-01	1250.8	1274.8	1195.1	1200
2025-02-01	1263.7	1296.5	1194.2	1200
2025-01-01	1263.7	1296.5	1180.8	1200
2024-12-01	1263.7	1296.5	1180.8	1200
2024-11-01	1263.7	1296.5	1180.8	1200
2024-10-01	1281.8	1296.5	1200	1200
2024-09-01	1281.8	1296.5	1200	1200
2024-08-01	1281.8	1296.5	1200	1200
2024-07-01	1240.6	1247.9	1200	1200
2024-06-01	1226.6	1228.8	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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	2025 Umhlathuze Mayoral Cup (U20)	2025-09-20	2025-09-20	Standard	King Cetshwayo (KUR)	5	4	1	Yes	Analysis
2	2025 KZN Provincial Trials (U16)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis
3	2025 King Cetshwayo Inter-School Teams Junior Primary (High School)	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
4	2025 King Cetshwayo Winter Open (U16)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
5	2025 King Cetshwayo Anniversary (U16)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	5	3.5	Yes	Analysis
6	2025 Kinng Cetshwayo Championship (U16 Boys)	2025-03-01	2025-03-01	Standard	King Cetshwayo (KUR)	5	4	2.5	Yes	Analysis
7	2025 King Cetshwayo Open (U16)	2025-02-15	2025-02-15	Standard	King Cetshwayo (KUR)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Umhlathuze Mayoral Cup (U20)	2025-09-20	2025-09-20	Standard	King Cetshwayo (KUR)	5	4	1	Yes	Analysis
2	2025 KZN Provincial Trials (U16)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis
3	2025 King Cetshwayo Inter-School Teams Junior Primary (High School)	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
4	2025 King Cetshwayo Winter Open (U16)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
5	2025 King Cetshwayo Anniversary (U16)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	5	3.5	Yes	Analysis
6	2025 Kinng Cetshwayo Championship (U16 Boys)	2025-03-01	2025-03-01	Standard	King Cetshwayo (KUR)	5	4	2.5	Yes	Analysis
7	2025 King Cetshwayo Open (U16)	2025-02-15	2025-02-15	Standard	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
8	2024 Umhlthuze Mayoral Cup (U14)	2024-10-19	2024-10-19	Rapid	King Cetshwayo (KUR)	5	5	2	Yes	Analysis
9	2024 King Cetswayo School Chess Selections (U15 Boys)	2024-08-24	2024-08-24	Rapid	King Cetshwayo (KUR)	5	0	0	No	Analysis
10	2024 Nelson Mandela Chess Tournament (U14)	2024-07-20	2024-07-20	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
11	2024 King Cetshwayo Winter Open (U14)	2024-06-08	2024-06-08	Standard	King Cetshwayo (KUR)	5	5	3	Yes	Analysis
12	2024 King Cesthwayo Chess Anniversary (U14)	2024-04-20	2024-04-21	Standard	King Cetshwayo (KUR)	7	7	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Winter Open
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Luwes, E (Emil)				Opponent Luwes, E (Emil)
2	5	Tournament 2024 King Cetshwayo Winter Open				Tournament 2024 Nelson Mandela Chess Tournament
		date 2024-06-08	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mlambo, A (Andiswa)				Opponent Ndlovu, U (Uyandumnotho)
3	3	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-02	rnd 1	type Rapid	result 1
		Opponent Buthelezi, M (Mnotho)				Opponent Ngema, P (Phiwayinkosi)

#	Games	Start				End
1	6	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Winter Open
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Luwes, E (Emil)				Opponent Luwes, E (Emil)
2	5	Tournament 2024 King Cetshwayo Winter Open				Tournament 2024 Nelson Mandela Chess Tournament
		date 2024-06-08	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mlambo, A (Andiswa)				Opponent Ndlovu, U (Uyandumnotho)
3	3	Tournament 2024 Nelson Mandela Chess Tournament				Tournament 2025 King Cetshwayo Open
		date 2024-07-20	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Modise, C (Carl)				Opponent Smith, R (Ruben)

#	Games	Start				End
1	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 4	type Rapid	result 1	date 2025-09-06	rnd 5	type Rapid	result 1
		Opponent Sibiya, M (Mlondi)				Opponent Peyana, K (Khanide)
2	2	Tournament 2024 Umhlthuze Mayoral Cup				Tournament 2024 Umhlthuze Mayoral Cup
		date 2024-10-19	rnd 3	type Rapid	result 1	date 2024-10-19	rnd 4	type Rapid	result 1
		Opponent Vadival, I (Isabella)				Opponent Carstens, E (Ethan)
3	1	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 2	type Rapid	result 1	date 2025-09-06	rnd 2	type Rapid	result 1
		Opponent Makhoba, M (Malibongwe)				Opponent Makhoba, M (Malibongwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2024 King Cetshwayo Winter Open				Tournament 2024 Nelson Mandela Chess Tournament
		date 2024-06-08	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mlambo, A (Andiswa)				Opponent Ndlovu, U (Uyandumnotho)
2	3	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-02	rnd 1	type Rapid	result 1
		Opponent Buthelezi, M (Mnotho)				Opponent Ngema, P (Phiwayinkosi)
3	3	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Anniversary
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Luwes, E (Emil)				Opponent Ntshangase, M (Minenhle)

#	Games	Start				End
1	5	Tournament 2024 King Cetshwayo Winter Open				Tournament 2024 Nelson Mandela Chess Tournament
		date 2024-06-08	rnd 4	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Mlambo, A (Andiswa)				Opponent Ndlovu, U (Uyandumnotho)
2	3	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Anniversary
		date 2025-04-12	rnd 2	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Luwes, E (Emil)				Opponent Ntshangase, M (Minenhle)
3	3	Tournament 2024 Nelson Mandela Chess Tournament				Tournament 2025 King Cetshwayo Open
		date 2024-07-20	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Modise, C (Carl)				Opponent Smith, R (Ruben)

#	Games	Start				End
1	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 4	type Rapid	result 1	date 2025-09-06	rnd 5	type Rapid	result 1
		Opponent Sibiya, M (Mlondi)				Opponent Peyana, K (Khanide)
2	2	Tournament 2024 Umhlthuze Mayoral Cup				Tournament 2024 Umhlthuze Mayoral Cup
		date 2024-10-19	rnd 3	type Rapid	result 1	date 2024-10-19	rnd 4	type Rapid	result 1
		Opponent Vadival, I (Isabella)				Opponent Carstens, E (Ethan)
3	1	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 2	type Rapid	result 1	date 2025-09-06	rnd 2	type Rapid	result 1
		Opponent Makhoba, M (Malibongwe)				Opponent Makhoba, M (Malibongwe)

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	Govender ,TK (Trivae)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Govender ,TK (Trivae)	3	1487.2	1203.9	3	1471.2	1203.9	0	0	0	0	0	0
2	Naicker ,K (Kivesh)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Naicker ,K (Kivesh)	2	1209.6	1422.1	2	1212.5	1422.1	0	0	0	0	0	0
3	Mulholland ,E (Emmy)	2	1	0	2	1	0	0	0	0	0	0	0
3	Mulholland ,E (Emmy)	2	1327.1	1327.1	2	1373.8	1327.1	0	0	0	0	0	0
4	Smith ,R (Ruben)	2	2	425	2	2	425	0	0	0	0	0	0
4	Smith ,R (Ruben)	2	1199.8	1624.8	2	1199.8	1624.8	0	0	0	0	0	0
5	Nxumalo ,M (Mpumelelo)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Nxumalo ,M (Mpumelelo)	2	1409.1	984.1	2	1374.4	984.1	0	0	0	0	0	0
6	Sithole ,A (Akaziwe)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Sithole ,A (Akaziwe)	2	1401.1	976.1	2	1404.1	976.1	0	0	0	0	0	0
7	Mbuyazi ,M (Mpendulo)	2	1	0	2	1	0	0	0	0	0	0	0
7	Mbuyazi ,M (Mpendulo)	2	1213.1	1213.1	2	1215.9	1213.1	0	0	0	0	0	0
8	Modise ,C (Carl)	2	2	425	2	2	425	0	0	0	0	0	0
8	Modise ,C (Carl)	2	1203.2	1628.2	2	1203.6	1628.2	0	0	0	0	0	0
9	Luwes ,E (Emil)	2	2	425	2	2	425	0	0	0	0	0	0
9	Luwes ,E (Emil)	2	1235.3	1660.3	2	1239.9	1660.3	0	0	0	0	0	0
10	Heenop ,D (Danika)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Heenop ,D (Danika)	2	1173.4	748.4	1	1200	748.4	1	1142.1	748.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Bruyn, L (Liam)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms