Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, L (Logan)

Chess SA id

1160323777

FIDE id

Date of birth

2016-06-27 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1188.8	1192.3	1191.5	1200
Raw rating	1128.6	1151	1146	1200
Weighted rating	1188.8	1192.3	1191.5	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	183.6	177.8	179.1	165.8
Highest rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest raw rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest weighted rating	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01	1200 2025-08-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-5.2	-3.6	-4	0
New rating	1183.6	1188.7	1187.6	1200
Analysis
Rating	1188.8	1192.3	1191.5	1200
Raw rating	1128.6	1151	1146	1200
Weighted rating	1188.8	1192.3	1191.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	183.6	177.8	179.1	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	1128.6	1151	1146	1200
New weighted rating	1183.6	1188.7	1187.6	1200
New weighted performance	0	0	0	0
Temp new rating	1183.6	1188.7	1187.6	1200
Temp new rating +/-	-5.2	-3.6	-4	0
Final new rating +/-	-5.2	-3.6	-4	0
New rating	1183.6	1188.7	1187.6	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	9	5	4
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	9	5	4

Games since
	Main 9	Standard 5		Rapid 4		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	9	1.5	16.67	-283.3	1223.8	940.5
Standard	5	1	20	-255	1240.2	985.2
Rapid	4	0.5	12.5	-318.8	1203.3	884.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	1.5	16.67	-283.3	1223.8	940.5
Standard	5	1	20	-255	1240.2	985.2
Rapid	4	0.5	12.5	-318.8	1203.3	884.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1128.6	1151	1146	1200
2025-09-01	1128.6	1151	1146	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U9)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (U9)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	6	4	0.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni North Schools Teams 2025 (U9)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Edenvale Germiston Cluster Teams 2025 (U9)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	6	4	0.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Mpofu, N (Nosipho)				Opponent Mpofu, N (Nosipho)
2	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 3	type Rapid	result 0.5	date 2025-07-25	rnd 3	type Rapid	result 0.5
		Opponent Rammutla, K (Kitso)				Opponent Rammutla, K (Kitso)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Mpofu, N (Nosipho)				Opponent Mpofu, N (Nosipho)

#	Games	Start				End
1	1	Tournament Edenvale Germiston Cluster Teams 2025				Tournament Edenvale Germiston Cluster Teams 2025
		date 2025-07-25	rnd 3	type Rapid	result 0.5	date 2025-07-25	rnd 3	type Rapid	result 0.5
		Opponent Rammutla, K (Kitso)				Opponent Rammutla, K (Kitso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Mpofu, N (Nosipho)				Opponent Mpofu, N (Nosipho)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Mpofu, N (Nosipho)				Opponent Mpofu, N (Nosipho)

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	Jansen van Rensburg ,J (Janco)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Jansen van Rensburg ,J (Janco)	3	1206.5	781.5	1	1207.4	781.5	2	1200	781.5	0	0	0
2	Rammutla ,K (Kitso)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
2	Rammutla ,K (Kitso)	2	1200	987.5	0	0	0	2	1200	987.5	0	0	0
3	Moodley ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moodley ,J (Jayden)	1	1389.6	964.6	1	1358.3	964.6	0	0	0	0	0	0
4	van der Westhuizen ,G (Gabriel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	van der Westhuizen ,G (Gabriel)	1	1199.8	774.8	1	1199.8	774.8	0	0	0	0	0	0
5	Thabethe ,S (Simphiwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Thabethe ,S (Simphiwe)	1	1205.3	780.3	1	1190.3	780.3	0	0	0	0	0	0
6	Mpofu ,N (Nosipho)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mpofu ,N (Nosipho)	1	1199.6	1624.6	1	1199.5	1624.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Coetzee, 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