Chess South Africa Ratings Database

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Personal

Van Der Merwe, L (Luwan Louis)

Chess SA id

1130143711

FIDE id

Date of birth

2013-10-16 (U14)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1212.3	1198.7	1219.6	1200
Raw rating	1212.3	1198.7	1219.6	1200
Weighted rating	1208.4	1194	1219.6	1200
Weighted performance	910.1	871.9	0	0
Floor	712.3	700.8	719.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.9	166.1	161.2	165.8
Highest rating	1220.9 2022-08-01	1218.9 2022-08-01	1283.9 2023-08-01	1200 2018-10-01
Highest raw rating	1212.3 2024-06-01	1200.8 2022-09-01	1219.6 2024-02-01	1200 2024-02-01
Highest weighted rating	1212.3 2018-10-01	1200.8 2018-10-01	1219.6 2025-07-01	1200 2018-10-01
Highest weighted performance	1220.9 2022-08-01	1218.9 2022-08-01	1283.9 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1212.3	1198.7	1219.6	1200
Analysis
Rating	1212.3	1198.7	1219.6	1200
Raw rating	1212.3	1198.7	1219.6	1200
Weighted rating	1208.4	1194	1219.6
Weighted performance	910.1	871.9	0
K-factor	36	36	36	36
Floor	712.3	700.8	719.6	700
Max/Min rating change allowed	162.9	166.1	161.2	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	1212.3	1198.7	1219.6	1200
New weighted rating	1209.4	1195.2	1219.6	1200
New weighted performance	909.6	871.5	0	0
Temp new rating	1212.3	1198.7	1219.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1212.3	1198.7	1219.6	1200
New K-factor	36	36	36	36
New floor	712.3	700.8	719.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	5	0
	19	14	5
	14	14	0
	0	0	0
History	38	33	5

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	38	20	52.63	22.4	1172.5	1194.9
Standard	33	17	51.52	12.9	1174.5	1187.4
Rapid	5	3	60	85	1159.7	1244.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1212.3	1198.7	1219.6	1200
2025-09-01	1212.3	1198.7	1219.6	1200
2025-08-01	1212.3	1198.7	1219.6	1200
2025-07-01	1212.3	1198.7	1219.6	1200
2025-06-01	1212.3	1198.7	1219.6	1200
2025-05-01	1212.3	1198.7	1219.6	1200
2025-04-01	1212.3	1198.7	1219.6	1200
2025-03-01	1212.3	1198.7	1219.6	1200
2025-02-01	1212.3	1198.7	1219.6	1200
2025-01-01	1212.3	1198.7	1219.6	1200
2024-12-01	1212.3	1198.7	1219.6	1200
2024-11-01	1212.3	1198.7	1219.6	1200
2024-10-01	1212.3	1198.7	1219.6	1200
2024-09-01	1212.3	1198.7	1219.6	1200
2024-08-01	1212.3	1198.7	1219.6	1200
2024-07-01	1212.3	1198.7	1219.6	1200
2024-06-01	1212.3	1198.7	1219.6	1200
2024-08-01	1170.2	1148.3	1219.6	1200
2024-04-01	1170.2	1148.3	1219.6	1200
2024-03-01	1170.2	1148.3	1219.6	1200
2024-02-01	1170.2	1148.3	1219.6	1200
2024-01-01	1170.2	1148.3	1219.6	1200
2023-12-01	1170.2	1148.3	1219.6	1200
2023-11-01	1170.2	1148.3	1219.6	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	Schoemies' Kwaggarus Chess Getaway 2024 (Junior)	2024-05-18	2024-05-18	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
2	Bojanala School League 2023 (U11)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
3	Grenswag's Community Battle 2023 (Knights)	2023-04-22	2023-04-22	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
4	One For The Ages 2023 (U12)	2023-02-18	2023-02-18	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
5	Harties Wolf Pack 2023 (Knights)	2023-01-21	2023-01-21	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
6	Bojanala Chess Federation Wildcards 2022 (U10)	2022-08-20	2022-08-20	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
7	Bojanala Chess Federation Clash of Schools 2022 (PS Juniors)	2022-07-23	2022-07-23	Standard	Bojanala Platina (NBR)	4	4	2	Yes	Analysis
8	One For The Ages 2022 (U10)	2022-07-16	2022-07-16	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Bojanala Chess Federation Clash of Schools 2022				Tournament Bojanala Chess Federation Wildcards 2022
		date 2022-07-23	rnd 4	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Hough, E (Elshane)				Opponent Molefinyane, O (Opelong)
2	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Tyobeka, N (Nceba)				Opponent Oosthuizen, A (Almero)
3	3	Tournament Harties Wolf Pack 2023				Tournament One For The Ages 2023
		date 2023-01-21	rnd 5	type Standard	result 1	date 2023-02-18	rnd 2	type Standard	result 1
		Opponent Motlhoki, O (Oreneile)				Opponent Udeh, P (Patrick)

#	Games	Start				End
1	4	Tournament Bojanala Chess Federation Clash of Schools 2022				Tournament Bojanala Chess Federation Wildcards 2022
		date 2022-07-23	rnd 4	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Hough, E (Elshane)				Opponent Molefinyane, O (Opelong)
2	3	Tournament Harties Wolf Pack 2023				Tournament One For The Ages 2023
		date 2023-01-21	rnd 5	type Standard	result 1	date 2023-02-18	rnd 2	type Standard	result 1
		Opponent Motlhoki, O (Oreneile)				Opponent Udeh, P (Patrick)
3	2	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Pretorius, S (Stephan Nicolaas)				Opponent De Villiers, O (Owen)

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Tyobeka, N (Nceba)				Opponent Oosthuizen, A (Almero)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Tyobeka, N (Nceba)				Opponent Oosthuizen, A (Almero)
2	2	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Pretorius, S (Stephan Nicolaas)				Opponent De Villiers, O (Owen)
3	2	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 1	type Standard	result 1	date 2024-05-18	rnd 2	type Standard	result 1
		Opponent Van Der Merwe, J (Josua)				Opponent Tungwane, T (Thata-Yaone-Etsile)

#	Games	Start				End
1	2	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 5	type Standard	result 1
		Opponent Pretorius, S (Stephan Nicolaas)				Opponent De Villiers, O (Owen)
2	2	Tournament Schoemies' Kwaggarus Chess Getaway 2024				Tournament Schoemies' Kwaggarus Chess Getaway 2024
		date 2024-05-18	rnd 1	type Standard	result 1	date 2024-05-18	rnd 2	type Standard	result 1
		Opponent Van Der Merwe, J (Josua)				Opponent Tungwane, T (Thata-Yaone-Etsile)
3	2	Tournament Bojanala Chess Federation Wildcards 2022				Tournament Bojanala Chess Federation Wildcards 2022
		date 2022-08-20	rnd 2	type Standard	result 1	date 2022-08-20	rnd 3	type Standard	result 1
		Opponent Mokoena, B (Bontle)				Opponent Molefinyane, O (Opelong)

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Tyobeka, N (Nceba)				Opponent Oosthuizen, A (Almero)

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	Pretorius ,B (Barend)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Pretorius ,B (Barend)	2	1208	995.5	2	1209.3	995.5	0	0	0	0	0	0
2	Weber ,U (Ulrich)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Weber ,U (Ulrich)	2	1165.6	740.6	1	1092.9	740.6	1	1178.4	740.6	0	0	0
3	De Villiers ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
3	De Villiers ,O (Owen)	1	1128.7	1553.7	1	1107.6	1553.7	0	0	0	0	0	0
4	Mokgatle ,R (Remolebogetse)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mokgatle ,R (Remolebogetse)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Hough ,E (Elshane)	1	1	425	1	1	425	0	0	0	0	0	0
5	Hough ,E (Elshane)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Venter ,R (Ricky Martin)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Venter ,R (Ricky Martin)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Mongwe ,P (Pertunia)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mongwe ,P (Pertunia)	1	1160.2	735.2	1	1152.4	735.2	0	0	0	0	0	0
8	Terblanche ,B (Bernard)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Terblanche ,B (Bernard)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Oberholzer ,V (Valene)	1	1	425	1	1	425	0	0	0	0	0	0
9	Oberholzer ,V (Valene)	1	1192.3	1617.3	1	1200	1617.3	0	0	0	0	0	0
10	Pretorius ,S (Stephan Nicolaas)	1	1	425	1	1	425	0	0	0	0	0	0
10	Pretorius ,S (Stephan Nicolaas)	1	1191	1616	1	1132.4	1616	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

Van Der Merwe, L (Luwan Louis)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms