Chess South Africa Ratings Database

PLAYER PAGE

Personal

Holtzhausen, L (Logan)

Chess SA id

1040099691

FIDE id

Date of birth

2004-12-12 (Adult)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-05-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1123.4	1105.9	1200	1200
Raw rating	1123.4	1105.9	1200	1200
Weighted rating	1123.4	1105.9	1200	1200
Weighted performance	0	0	0	0
Floor	716.6	720	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	184.9	189.6	165.8	165.8
Highest rating	1280.8 2018-03-01	1280.8 2018-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1216.6 2018-04-01	1220 2018-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1216.6 2018-05-01	1220 2018-05-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1280.8 2018-03-01	1280.8 2018-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1123.4	1105.9	1200	1200
Analysis
Rating	1123.4	1105.9	1200	1200
Raw rating	1123.4	1105.9	1200	1200
Weighted rating	1123.4	1105.9	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	716.6	720	700	700
Max/Min rating change allowed	184.9	189.6	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	1123.4	1105.9	1200	1200
New weighted rating	1123.4	1105.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1123.4	1105.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1123.4	1105.9	1200	1200
New K-factor	36	36	36	36
New floor	716.6	720	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	12	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	12	4.5	37.5	-106.2	1129.2	1022.9
Standard	12	4.5	37.5	-106.2	1129.2	1022.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1123.4	1105.9	1200	1200
2025-09-01	1123.4	1105.9	1200	1200
2025-08-01	1123.4	1105.9	1200	1200
2025-07-01	1123.4	1105.9	1200	1200
2025-06-01	1123.4	1105.9	1200	1200
2025-05-01	1123.4	1105.9	1200	1200
2025-04-01	1123.4	1105.9	1200	1200
2025-03-01	1123.4	1105.9	1200	1200
2025-02-01	1123.4	1105.9	1200	1200
2025-01-01	1123.4	1105.9	1200	1200
2024-12-01	1123.4	1105.9	1200	1200
2024-11-01	1123.4	1105.9	1200	1200
2024-10-01	1123.4	1105.9	1200	1200
2024-09-01	1123.4	1105.9	1200	1200
2024-08-01	1123.4	1105.9	1200	1200
2024-07-01	1123.4	1105.9	1200	1200
2024-06-01	1123.4	1105.9	1200	1200
2024-08-01	1123.4	1105.9	1200	1200
2024-04-01	1123.4	1105.9	1200	1200
2024-03-01	1123.4	1105.9	1200	1200
2024-02-01	1123.4	1105.9	1200	1200
2024-01-01	1123.4	1105.9	1200	1200
2023-12-01	1123.4	1105.9	1200	1200
2023-11-01	1123.4	1105.9	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	Western Cape Schools Individuals 2018 (U15 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	1	Yes	Analysis
2	West Coast Schools Prestige Individual Championship 2018 (U15 Boys)	2018-03-10	2018-03-24	Standard	West Coast (WCU)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Karools, L (Leathan)				Opponent Witbooi, C (Cobie)
2	1	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Nelson, M (Melchizedek)				Opponent Van Nelson, M (Melchizedek)
3	1	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-03-24	rnd 6	type Standard	result 1
		Opponent Boois, A (Andiel)				Opponent Boois, A (Andiel)

#	Games	Start				End
1	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Karools, L (Leathan)				Opponent Witbooi, C (Cobie)
2	1	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Nelson, M (Melchizedek)				Opponent Van Nelson, M (Melchizedek)
3	1	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-03-24	rnd 6	type Standard	result 1
		Opponent Boois, A (Andiel)				Opponent Boois, A (Andiel)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Karools, L (Leathan)				Opponent Witbooi, C (Cobie)
2	1	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Nelson, M (Melchizedek)				Opponent Van Nelson, M (Melchizedek)
3	1	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-03-24	rnd 6	type Standard	result 1
		Opponent Boois, A (Andiel)				Opponent Boois, A (Andiel)

#	Games	Start				End
1	2	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Karools, L (Leathan)				Opponent Witbooi, C (Cobie)
2	1	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Schools Individuals 2018
		date 2018-05-19	rnd 3	type Standard	result 1	date 2018-05-19	rnd 3	type Standard	result 1
		Opponent Van Nelson, M (Melchizedek)				Opponent Van Nelson, M (Melchizedek)
3	1	Tournament West Coast Schools Prestige Individual Championship 2018				Tournament West Coast Schools Prestige Individual Championship 2018
		date 2018-03-24	rnd 6	type Standard	result 1	date 2018-03-24	rnd 6	type Standard	result 1
		Opponent Boois, A (Andiel)				Opponent Boois, A (Andiel)

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	Richards ,E (Elijah)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Richards ,E (Elijah)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
2	Boois ,A (Andiel)	1	1	425	1	1	425	0	0	0	0	0	0
2	Boois ,A (Andiel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Campbell ,G (Grant)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Campbell ,G (Grant)	1	1114.1	689.1	1	1114.7	689.1	0	0	0	0	0	0
4	Witbooi ,C (Cobie)	1	1	425	1	1	425	0	0	0	0	0	0
4	Witbooi ,C (Cobie)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Karools ,L (Leathan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Karools ,L (Leathan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Simu ,M (Mlukeki)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Simu ,M (Mlukeki)	1	1149.5	724.5	1	1139.2	724.5	0	0	0	0	0	0
7	Van Wyk ,L (Layron)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Wyk ,L (Layron)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Steyn ,JAY (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Steyn ,JAY (Jayden)	1	883.7	458.7	1	813.8	458.7	0	0	0	0	0	0
9	Van Nelson ,M (Melchizedek)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Nelson ,M (Melchizedek)	1	1097.5	1522.5	1	1106.4	1522.5	0	0	0	0	0	0
10	Snyders ,R (Ryan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Snyders ,R (Ryan)	1	1031.1	606.1	1	1040.6	606.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Holtzhausen, L (Logan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms