Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Plessis, LD (Liam Douw)

Chess SA id

107070812

FIDE id

Date of birth

2007-06-03 (U20)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1157.1	1150.6	982.8	864.4
Raw rating	1157.1	1150.6	982.8	864.4
Weighted rating	1157.1	1150.6	982.8	864.4
Weighted performance	219.8	218.5	0	0
Floor	710	701.4	502.4	500
K-factor	36	36	40	40
Min/Max rating change allowed	176.3	177.9	226	267.5
Highest rating	1221.8 2019-02-01	1213.1 2019-02-01	1446.9 2018-05-01	1200 2024-02-01
Highest raw rating	1210 2019-03-01	1201.4 2019-03-01	1002.4 2018-06-01	864.4 2024-02-01
Highest weighted rating	1210 2024-11-01	1201.4 2024-11-01	1002.4 2024-11-01	864.4 2024-11-01
Highest weighted performance	1221.8 2019-02-01	1213.1 2019-02-01	1446.9 2018-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1157.1	1150.6	982.8	864.4
Analysis
Rating	1157.1	1150.6	982.8	864.4
Raw rating	1157.1	1150.6	982.8	864.4
Weighted rating	1157.1	1150.6	982.8
Weighted performance	219.8	218.5	0
K-factor	36	36	40	40
Floor	710	701.4	502.4	500
Max/Min rating change allowed	176.3	177.9	226	267.5
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	1157.1	1150.6	982.8	864.4
New weighted rating	1157.1	1150.6	982.8	864.4
New weighted performance	219.4	218.1	0	0
Temp new rating	1157.1	1150.6	982.8	864.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1157.1	1150.6	982.8	864.4
New K-factor	36	36	40	40
New floor	710	701.4	502.4	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	206	191	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	94	52.5	55.85	49.7	1042.8	1092.5
Standard	84	45	53.57	30.4	1041.9	1072.2
Rapid	10	7.5	75	212.5	1050.2	1262.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1157.1	1150.6	982.8	864.4
2025-09-01	1157.1	1150.6	982.8	864.4
2025-08-01	1157.1	1150.6	982.8	864.4
2025-07-01	1157.1	1150.6	982.8	864.4
2025-06-01	1157.1	1150.6	982.8	864.4
2025-05-01	1157.1	1150.6	982.8	864.4
2025-04-01	1157.1	1150.6	982.8	864.4
2025-03-01	1157.1	1150.6	982.8	864.4
2025-02-01	1157.1	1150.6	982.8	864.4
2025-01-01	1157.1	1150.6	982.8	864.4
2024-12-01	1157.1	1150.6	982.8	864.4
2024-11-01	1157.1	1150.6	982.8	864.4
2024-10-01	1157.1	1150.6	982.8	864.4
2024-09-01	1157.1	1150.6	982.8	864.4
2024-08-01	1157.1	1150.6	982.8	864.4
2024-07-01	1157.1	1150.6	982.8	864.4
2024-06-01	1157.1	1150.6	982.8	864.4
2024-08-01	1157.1	1150.6	982.8	864.4
2024-04-01	1157.1	1150.6	982.8	864.4
2024-03-01	1157.1	1150.6	982.8	864.4
2024-02-01	1157.1	1150.6	982.8	864.4
2024-01-01	1157.1	1150.6	982.8	864.4
2023-12-01	1157.1	1150.6	982.8	864.4
2023-11-01	1157.1	1150.6	982.8	864.4

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	2019 D4 Tshwane South Schools League Team Finals (U13)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
2	2019 Super 12 Laerskole (Seniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	2019 Lubowski Open Tournament (C)	2019-05-11	2019-05-12	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2019 Constantia Park Open (C)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2019 Tshwane Chess Registration Tournament (C)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	2018 Tshwane Inter Region (U12C)	2018-12-01	2018-12-01	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
7	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
8	2018 Lardies Ope (C)	2018-10-27	2018-10-27	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	2018 Jakaranda (I)	2018-09-22	2018-09-22	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
10	2018 Etienne Lewis Trials (U12 Boys)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	3.5	Yes	Analysis
11	2018 D4 Tshwane South Schools League Finals (U13)	2018-08-03	2018-08-03	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis
12	2018 Swartkop Open (C)	2018-06-23	2018-06-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2018 Lubowski Open (C)	2018-05-12	2018-05-12	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
14	2018 Super 12 (Senior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	5	Yes	Analysis
15	2018 D4 Tshwane North Individual Chess Championships (U11 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
16	2018 Constantia Park Open (C)	2018-02-10	2018-02-10	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
17	2018 Tshwane Registration Open Chess Tournament (D)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
18	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis

#	Games	Start				End
1	9	Tournament 2019 Tshwane Chess Registration Tournament				Tournament 2019 Super 12 Laerskole
		date 2019-01-26	rnd 5	type Standard	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Erlank, BG (Brandon)				Opponent Pelser, J (Jean-Marie)
2	9	Tournament South African Junior Team Championships 2017				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-27	rnd 3	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Van Dalen, JJP (Jan)
3	7	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Lubowski Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-05-12	rnd 1	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Van Rooy, S (Stephanie)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-27	rnd 3	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Van Dalen, JJP (Jan)
2	8	Tournament 2019 Tshwane Chess Registration Tournament				Tournament 2019 Lubowski Open Tournament
		date 2019-01-26	rnd 5	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Erlank, BG (Brandon)				Opponent Gopaul, S (Shivek)
3	6	Tournament 2018 Jakaranda				Tournament 2018 Lardies Ope
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Thill, A (Arieh)				Opponent Louw, RL (Rudolph)

#	Games	Start				End
1	8	Tournament 2018 Super 12				Tournament 2019 Super 12 Laerskole
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Britz, CD (Charles Dirk)				Opponent Pelser, J (Jean-Marie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-27	rnd 3	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Van Dalen, JJP (Jan)
2	7	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Lubowski Open
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-05-12	rnd 1	type Standard	result 1
		Opponent Booysen, AT (Aedan)				Opponent Van Rooy, S (Stephanie)
3	6	Tournament 2018 Jakaranda				Tournament 2018 Lardies Ope
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Thill, A (Arieh)				Opponent Louw, RL (Rudolph)

#	Games	Start				End
1	9	Tournament South African Junior Team Championships 2017				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-01-27	rnd 3	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Van Dalen, JJP (Jan)
2	6	Tournament 2018 Jakaranda				Tournament 2018 Lardies Ope
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-10-27	rnd 1	type Standard	result 1
		Opponent Thill, A (Arieh)				Opponent Louw, RL (Rudolph)
3	3	Tournament South African Junior Team Championships 2018				Tournament 2019 Tshwane Chess Registration Tournament
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-01-26	rnd 2	type Standard	result 1
		Opponent Melville, J (Jason)				Opponent Gerber, J (Juandre)

#	Games	Start				End
1	6	Tournament 2018 Super 12				Tournament 2019 Super 12 Laerskole
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 1	type Rapid	result 1
		Opponent Britz, CD (Charles Dirk)				Opponent De Jongh, K (Kayla)
2	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Pelser, J (Jean-Marie)				Opponent Pelser, J (Jean-Marie)

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	Erlank ,BG (Brandon Graham)	2	2	425	2	2	425	0	0	0	0	0	0
1	Erlank ,BG (Brandon Graham)	2	857.6	1282.6	2	856.5	1282.6	0	0	0	0	0	0
2	Jacobs ,A (Angelo)	2	2	425	2	2	425	0	0	0	0	0	0
2	Jacobs ,A (Angelo)	2	1098.6	1523.6	2	1089.6	1523.6	0	0	0	0	0	0
3	Gruenenfelder ,S (Stiaan)	2	1	0	2	1	0	0	0	0	0	0	0
3	Gruenenfelder ,S (Stiaan)	2	811.3	811.3	2	810.4	811.3	0	0	0	0	0	0
4	Liang ,YT (Yi-Tao (Anson))	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Liang ,YT (Yi-Tao (Anson))	2	1236.8	811.8	2	1228.3	811.8	0	0	0	0	0	0
5	Malan ,J (Jane)	2	2	425	2	2	425	0	0	0	0	0	0
5	Malan ,J (Jane)	2	1105.2	1530.2	2	1099.4	1530.2	0	0	0	0	0	0
6	Visser ,R (Ruan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Visser ,R (Ruan)	2	1279.9	1067.4	2	1295	1067.4	0	0	0	0	0	0
7	Haasbroek ,D (Divan)	2	1.5	212.5	1	0.5	0	1	1	425	0	0	0
7	Haasbroek ,D (Divan)	2	1076.4	1288.9	1	1152	1076.4	1	970.8	1501.4	0	0	0
8	Pelser ,J (Jean-Marie)	2	1	0	1	0	-425	1	1	425	0	0	0
8	Pelser ,J (Jean-Marie)	2	1260.3	1260.3	1	1280	835.3	1	859	1685.3	0	0	0
9	Jansen Van Vuuren ,C (Christopher)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Jansen Van Vuuren ,C (Christopher)	1	1208.1	1208.1	1	1178.6	1208.1	0	0	0	0	0	0
10	Nel ,Z (Zander)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Nel ,Z (Zander)	1	1170.9	1170.9	1	1170.4	1170.9	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

Du Plessis, LD (Liam Douw)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms