Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Bois, L (Luke)

Chess SA id

1090130350

FIDE id

Date of birth

2009-11-11 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-11-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1273.8	1277.2	1201.6	1200
Raw rating	1273.8	1277.2	1201.6	1200
Weighted rating	1252.2	1254.1	1201.6	1200
Weighted performance	0	0	0	0
Floor	773.8	777.2	701.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.3	148.5	165.4	165.8
Highest rating	1273.8 2024-12-01	1277.2 2024-12-01	1203.7 2022-09-01	1200 2018-10-01
Highest raw rating	1273.8 2024-12-01	1277.2 2024-12-01	1201.6 2024-02-01	1200 2024-02-01
Highest weighted rating	1245.4 2025-08-01	1246.8 2025-08-01	1201.6 2024-09-01	1200 2018-10-01
Highest weighted performance	1204.5 2020-02-01	1203.4 2020-02-01	1203.7 2022-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1273.8	1277.2	1201.6	1200
Analysis
Rating	1273.8	1277.2	1201.6	1200
Raw rating	1273.8	1277.2	1201.6	1200
Weighted rating	1252.2	1254.1	1201.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	773.8	777.2	701.6	700
Max/Min rating change allowed	149.3	148.5	165.4	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	1273.8	1277.2	1201.6	1200
New weighted rating	1255.3	1257.4	1201.6	1200
New weighted performance	0	0	0	0
Temp new rating	1273.8	1277.2	1201.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1273.8	1277.2	1201.6	1200
New K-factor	36	36	36	36
New floor	773.8	777.2	701.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	6	6	0
	0	0	0
	5	0	5
	0	0	0
History	17	12	5

Games since
	Main 6	Standard 6		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	17	9.5	55.88	50	1273.9	1323.9
Standard	12	7	58.33	70.8	1301.8	1372.7
Rapid	5	2.5	50	0	1206.8	1206.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1273.8	1277.2	1201.6	1200
2025-09-01	1273.8	1277.2	1201.6	1200
2025-08-01	1273.8	1277.2	1201.6	1200
2025-07-01	1273.8	1277.2	1201.6	1200
2025-06-01	1273.8	1277.2	1201.6	1200
2025-05-01	1273.8	1277.2	1201.6	1200
2025-04-01	1273.8	1277.2	1201.6	1200
2025-03-01	1273.8	1277.2	1201.6	1200
2025-02-01	1273.8	1277.2	1201.6	1200
2025-01-01	1273.8	1277.2	1201.6	1200
2024-12-01	1273.8	1277.2	1201.6	1200
2024-11-01	1202.7	1201.2	1201.6	1200
2024-10-01	1202.7	1201.2	1201.6	1200
2024-09-01	1202.7	1201.2	1201.6	1200
2024-08-01	1202.7	1201.2	1201.6	1200
2024-07-01	1202.7	1201.2	1201.6	1200
2024-06-01	1202.7	1201.2	1201.6	1200
2024-08-01	1202.7	1201.2	1201.6	1200
2024-04-01	1202.7	1201.2	1201.6	1200
2024-03-01	1202.7	1201.2	1201.6	1200
2024-02-01	1202.7	1201.2	1201.6	1200
2024-01-01	1202.7	1201.2	1201.6	1200
2023-12-01	1202.7	1201.2	1201.6	1200
2023-11-01	1202.7	1201.2	1201.6	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	Helderberg Chess Club Open 2024 (B)	2024-11-09	2024-11-10	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
2	Kleinmond Open Tournament 2022 (D)	2022-09-10	2022-09-10	Rapid	Overberg (WOS)	5	5	2.5	Yes	Analysis
3	2020 East District Individuals (U11)	2020-01-31	2020-02-01	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, S (Steohan Rudop)				Opponent Roos, J (Joshua)
2	2	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-09	rnd 1	type Standard	result 1	date 2024-11-09	rnd 2	type Standard	result 1
		Opponent De Silva, A (Alyssa)				Opponent Young, G (Gregory)
3	2	Tournament Kleinmond Open Tournament 2022				Tournament Kleinmond Open Tournament 2022
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2022-09-10	rnd 2	type Rapid	result 1
		Opponent Kotze, L (Lehandri)				Opponent Gouws, A (Anne-Marie)

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, S (Steohan Rudop)				Opponent Roos, J (Joshua)
2	2	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-09	rnd 1	type Standard	result 1	date 2024-11-09	rnd 2	type Standard	result 1
		Opponent De Silva, A (Alyssa)				Opponent Young, G (Gregory)
3	1	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-10	rnd 6	type Standard	result 1	date 2024-11-10	rnd 6	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Joubert, E (Ethan)

#	Games	Start				End
1	2	Tournament Kleinmond Open Tournament 2022				Tournament Kleinmond Open Tournament 2022
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2022-09-10	rnd 2	type Rapid	result 1
		Opponent Kotze, L (Lehandri)				Opponent Gouws, A (Anne-Marie)
2	1	Tournament Kleinmond Open Tournament 2022				Tournament Kleinmond Open Tournament 2022
		date 2022-09-10	rnd 4	type Rapid	result 0.5	date 2022-09-10	rnd 4	type Rapid	result 0.5
		Opponent Potgieter, X (Xavier)				Opponent Potgieter, X (Xavier)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, S (Steohan Rudop)				Opponent Roos, J (Joshua)
2	2	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-09	rnd 1	type Standard	result 1	date 2024-11-09	rnd 2	type Standard	result 1
		Opponent De Silva, A (Alyssa)				Opponent Young, G (Gregory)
3	2	Tournament Kleinmond Open Tournament 2022				Tournament Kleinmond Open Tournament 2022
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2022-09-10	rnd 2	type Rapid	result 1
		Opponent Kotze, L (Lehandri)				Opponent Gouws, A (Anne-Marie)

#	Games	Start				End
1	3	Tournament 2020 East District Individuals				Tournament 2020 East District Individuals
		date 2020-02-01	rnd 3	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Van Der Westhuizen, S (Steohan Rudop)				Opponent Roos, J (Joshua)
2	2	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-09	rnd 1	type Standard	result 1	date 2024-11-09	rnd 2	type Standard	result 1
		Opponent De Silva, A (Alyssa)				Opponent Young, G (Gregory)
3	1	Tournament Helderberg Chess Club Open 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-11-10	rnd 6	type Standard	result 1	date 2024-11-10	rnd 6	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Joubert, E (Ethan)

#	Games	Start				End
1	2	Tournament Kleinmond Open Tournament 2022				Tournament Kleinmond Open Tournament 2022
		date 2022-09-10	rnd 1	type Rapid	result 1	date 2022-09-10	rnd 2	type Rapid	result 1
		Opponent Kotze, L (Lehandri)				Opponent Gouws, A (Anne-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	Marais ,A (Alexander)	1	1	425	1	1	425	0	0	0	0	0	0
1	Marais ,A (Alexander)	1	1455.2	1880.2	1	1388.5	1880.2	0	0	0	0	0	0
2	Roos ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
2	Roos ,J (Joshua)	1	1180.7	1605.7	1	1172.8	1605.7	0	0	0	0	0	0
3	Bhixa ,T (Tadiwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Bhixa ,T (Tadiwa)	1	1243.8	818.8	1	1256.4	818.8	0	0	0	0	0	0
4	De Silva ,A (Alyssa)	1	1	425	1	1	425	0	0	0	0	0	0
4	De Silva ,A (Alyssa)	1	1416.2	1841.2	1	1404.8	1841.2	0	0	0	0	0	0
5	Joubert ,E (Ethan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Joubert ,E (Ethan)	1	1342.4	1767.4	1	1320.2	1767.4	0	0	0	0	0	0
6	Nieuwenhuys ,B (Bayden)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nieuwenhuys ,B (Bayden)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Meyer ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Meyer ,M (Matthew)	1	1202.6	777.6	1	1191.2	777.6	0	0	0	0	0	0
8	Van Der Westhuizen ,S (Steohan Rudop)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Der Westhuizen ,S (Steohan Rudop)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Adolf ,F (Feraydo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Adolf ,F (Feraydo)	1	1373.5	948.5	1	1340.4	948.5	0	0	0	0	0	0
10	Zembe ,A (Asemahle)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Zembe ,A (Asemahle)	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

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Du Bois, L (Luke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms