Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Klerk, L (Liander)

Chess SA id

1150306809

FIDE id

Date of birth

2015-08-31 (U12)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.3	1200.4	1200	1200
Raw rating	1201.3	1200.4	1200	1200
Weighted rating	1201.3	1200.3	1200	1200
Weighted performance	0	0	0	0
Floor	715.6	718	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.5	165.7	165.8	165.8
Highest rating	1296.7 2024-07-01	1292.5 2024-07-01	1200 2024-07-01	1200 2024-07-01
Highest raw rating	1215.6 2024-08-01	1218 2024-08-01	1200 2024-07-01	1200 2024-07-01
Highest weighted rating	1215.6 2024-10-01	1218 2024-10-01	1200 2024-07-01	1200 2024-07-01
Highest weighted performance	1296.7 2024-07-01	1292.5 2024-07-01	1200 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1201.3	1200.4	1200	1200
Analysis
Rating	1201.3	1200.4	1200	1200
Raw rating	1201.3	1200.4	1200	1200
Weighted rating	1201.3	1200.3	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	715.6	718	700	700
Max/Min rating change allowed	165.5	165.7	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	1201.3	1200.4	1200	1200
New weighted rating	1201.3	1200.3	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1201.3	1200.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1201.3	1200.4	1200	1200
New K-factor	36	36	36	36
New floor	715.6	718	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
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	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	10	4.5	45	-42.5	1230.8	1188.3
Standard	10	4.5	45	-42.5	1230.8	1188.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1201.3	1200.4	1200	1200
2025-09-30	1201.3	1200.4	1200	1200
2025-09-01	1201.3	1200.4	1200	1200
2025-08-01	1201.3	1200.4	1200	1200
2025-07-01	1201.3	1200.4	1200	1200
2025-06-01	1201.3	1200.4	1200	1200
2025-05-01	1201.3	1200.4	1200	1200
2025-04-01	1201.3	1200.4	1200	1200
2025-03-01	1201.2	1200.4	1200	1200
2025-02-01	1200.6	1199.4	1200	1200
2025-01-01	1192	1186.7	1200	1200
2024-12-01	1192	1186.7	1200	1200
2024-11-01	1192	1186.7	1200	1200
2024-10-01	1215.6	1218	1200	1200
2024-09-01	1215.6	1218	1200	1200
2024-08-01	1215.6	1218	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	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

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	Gauteng Top Schools 2024 (U9 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
2	D2 School League Finals 2024 (U9)	2024-07-20	2024-07-20	Standard	West Rand (GWR)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament D2 School League Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-10-04	rnd 1	type Standard	result 0.5
		Opponent Marais, E (Ewald Pierre)				Opponent Dreyer, K (Kruger)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Esterhuizen, M (Marianke)				Opponent Esterhuizen, M (Marianke)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Duvenage, H (Hermie)				Opponent Duvenage, H (Hermie)

#	Games	Start				End
1	3	Tournament D2 School League Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-10-04	rnd 1	type Standard	result 0.5
		Opponent Marais, E (Ewald Pierre)				Opponent Dreyer, K (Kruger)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Esterhuizen, M (Marianke)				Opponent Esterhuizen, M (Marianke)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Duvenage, H (Hermie)				Opponent Duvenage, H (Hermie)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Marais, E (Ewald Pierre)				Opponent Van Der Merwe, J (Jayden)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Esterhuizen, M (Marianke)				Opponent Esterhuizen, M (Marianke)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Duvenage, H (Hermie)				Opponent Duvenage, H (Hermie)

#	Games	Start				End
1	2	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-07-20	rnd 5	type Standard	result 1
		Opponent Marais, E (Ewald Pierre)				Opponent Van Der Merwe, J (Jayden)
2	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-04	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Esterhuizen, M (Marianke)				Opponent Esterhuizen, M (Marianke)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 1	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Duvenage, H (Hermie)				Opponent Duvenage, H (Hermie)

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	Duvenage ,H (Hermie)	1	1	425	1	1	425	0	0	0	0	0	0
1	Duvenage ,H (Hermie)	1	1186.9	1611.9	1	1184.2	1611.9	0	0	0	0	0	0
2	Dreyer ,K (Kruger)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Dreyer ,K (Kruger)	1	1410.7	1410.7	1	1408.1	1410.7	0	0	0	0	0	0
3	Van Der Merwe ,J (Jayden)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Der Merwe ,J (Jayden)	1	1329.7	1754.7	1	1326.6	1754.7	0	0	0	0	0	0
4	Van Rensburg ,J (Janru)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Rensburg ,J (Janru)	1	1268.6	843.6	1	1219.1	843.6	0	0	0	0	0	0
5	Attwood ,C (Chloe Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Attwood ,C (Chloe Lee)	1	1217.6	792.6	1	1221.6	792.6	0	0	0	0	0	0
6	Marais ,E (Ewald Pierre)	1	1	425	1	1	425	0	0	0	0	0	0
6	Marais ,E (Ewald Pierre)	1	1133.4	1558.4	1	1125.1	1558.4	0	0	0	0	0	0
7	Esterhuizen ,M (Marianke)	1	1	425	1	1	425	0	0	0	0	0	0
7	Esterhuizen ,M (Marianke)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Crous ,R (Ruvan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Crous ,R (Ruvan)	1	1149.2	724.2	1	1138.4	724.2	0	0	0	0	0	0
9	Martin ,S (Sebastian)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Martin ,S (Sebastian)	1	1212	787	1	1211.2	787	0	0	0	0	0	0
10	Pennington ,B (Brent)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Pennington ,B (Brent)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

De Klerk, L (Liander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms