Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coka, L (Luyanda)

Chess SA id

2110155096

FIDE id

Date of birth

2011-01-25 (U16)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1136.8	1131.5	1184.4	1200
Raw rating	1136.8	1131.5	1184.4	1200
Weighted rating	1129.7	1124.2	1181.9	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.4	182.8	169.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1136.8	1131.5	1184.4	1200
Analysis
Rating	1136.8	1131.5	1184.4	1200
Raw rating	1136.8	1131.5	1184.4	1200
Weighted rating	1129.7	1124.2	1181.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.4	182.8	169.5	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	1136.8	1131.5	1184.4	1200
New weighted rating	1129.6	1124.1	1181.8	1200
New weighted performance	0	0	0	0
Temp new rating	1136.8	1131.5	1184.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1136.8	1131.5	1184.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	13	8	5
	5	5	0
	0	0	0
	0	0	0
History	18	13	5

Games since
	Main 13	Standard 8		Rapid 5		Blitz 0
Gender	Female
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	18	3.5	19.44	-259.7	1207.4	947.7
Standard	13	2.5	19.23	-261.5	1206.2	944.6
Rapid	5	1	20	-255	1210.6	955.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1136.8	1131.5	1184.4	1200
2025-09-30	1136.8	1131.5	1184.4	1200
2025-09-01	1136.8	1131.5	1184.4	1200
2025-08-01	1136.8	1131.5	1184.4	1200
2025-07-01	1136.8	1131.5	1184.4	1200
2025-06-01	1136.8	1131.5	1184.4	1200
2025-05-01	1136.8	1131.5	1184.4	1200
2025-04-01	1136.8	1131.5	1184.4	1200
2025-03-01	1136.8	1131.5	1184.4	1200
2025-02-01	1134.5	1129.5	1182.7	1200
2025-01-01	1080.9	1079	1152.8	1200
2024-12-01	1080.9	1079	1152.8	1200
2024-11-01	1080.9	1079	1152.8	1200
2024-10-01	1080.9	1079	1152.8	1200
2024-09-01	1098.2	1079	1200	1200
2024-08-01	1098.2	1079	1200	1200
2024-07-01	1143.3	1131.9	1200	1200
2024-09-01	1186.3	1183.4	1200	1200
2024-05-01	1186.3	1183.4	1200	1200
2024-04-01	1186.3	1183.4	1200	1200
2024-03-01	1186.3	1183.4	1200	1200
2024-02-01	1186.3	1183.4	1200	1200
2024-01-01	1186.3	1183.4	1200	1200
2023-12-01	1186.3	1183.4	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	Ekurhuleni North Schools Finals - Teams 2024 (U13 Girls)	2024-08-02	2024-08-02	Rapid	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Ekurhuleni Trails 2 2024 (U14)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	0.5	Yes	Analysis
3	Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Girls)	2024-05-11	2024-05-11	Standard	Ekurhuleni (GE)	5	3	0	Yes	Analysis
4	Ekurhuleni North Schools Individual Finals 2023 (U13 Girls)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-05-12	rnd 4	type Standard	result 1
		Opponent Msikhosana, I (Innocencia Karabo)				Opponent Ngoepe, M (Matlou)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Pretorius, J (Judith)				Opponent Pretorius, J (Judith)
3	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 3	type Standard	result 0.5	date 2024-07-27	rnd 3	type Standard	result 0.5
		Opponent Khumalo, N (Ntokozo)				Opponent Khumalo, N (Ntokozo)

#	Games	Start				End
1	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-05-12	rnd 4	type Standard	result 1
		Opponent Msikhosana, I (Innocencia Karabo)				Opponent Ngoepe, M (Matlou)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 3	type Standard	result 0.5	date 2024-07-27	rnd 3	type Standard	result 0.5
		Opponent Khumalo, N (Ntokozo)				Opponent Khumalo, N (Ntokozo)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Pretorius, J (Judith)				Opponent Pretorius, J (Judith)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-05-12	rnd 4	type Standard	result 1
		Opponent Msikhosana, I (Innocencia Karabo)				Opponent Ngoepe, M (Matlou)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Pretorius, J (Judith)				Opponent Pretorius, J (Judith)

#	Games	Start				End
1	2	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-05-12	rnd 4	type Standard	result 1
		Opponent Msikhosana, I (Innocencia Karabo)				Opponent Ngoepe, M (Matlou)

#	Games	Start				End
1	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-02	rnd 4	type Rapid	result 1	date 2024-08-02	rnd 4	type Rapid	result 1
		Opponent Pretorius, J (Judith)				Opponent Pretorius, J (Judith)

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	Mabobo ,M (Miracle)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mabobo ,M (Miracle)	1	1175.5	750.5	1	1172.4	750.5	0	0	0	0	0	0
2	Malinga ,S (Sinethemba)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Malinga ,S (Sinethemba)	1	1164.7	739.7	1	1156.4	739.7	0	0	0	0	0	0
3	Tsholobo ,M (Mbali)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Tsholobo ,M (Mbali)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Waring ,C (Caydence)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Waring ,C (Caydence)	1	1326	901	1	1313	901	0	0	0	0	0	0
5	Matlaba ,M (Mohau)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Matlaba ,M (Mohau)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Khumalo ,N (Ntokozo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Khumalo ,N (Ntokozo)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Nkambule ,N (Nonhlanhla)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nkambule ,N (Nonhlanhla)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Phendu ,P (Phendulo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Phendu ,P (Phendulo)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Rapa ,C (Chof Anba)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Rapa ,C (Chof Anba)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Vermaak ,R (Ruben)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Vermaak ,R (Ruben)	1	1214.1	789.1	1	1210.3	789.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

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PLAYER PAGE

Personal

Coka, L (Luyanda)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms