Chess South Africa Ratings Database

PLAYER PAGE

Personal

Clarke, R (Ryan)

Chess SA id

1080150792

FIDE id

Date of birth

2008-05-19 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1267	1280.2	1200	1200
Raw rating	1267	1280.2	1200	1200
Weighted rating	1265.2	1278.1	1200	1200
Weighted performance	0	0	0	0
Floor	767	780.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	150.7	147.9	165.8	165.8
Highest rating	1401.4 2024-02-01	1399 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1267 2024-03-01	1280.2 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1263.2 2025-08-01	1275.8 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1401.4 2024-02-01	1399 2024-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1267	1280.2	1200	1200
Analysis
Rating	1267	1280.2	1200	1200
Raw rating	1267	1280.2	1200	1200
Weighted rating	1265.2	1278.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	767	780.2	700	700
Max/Min rating change allowed	150.7	147.9	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	1267	1280.2	1200	1200
New weighted rating	1265.9	1278.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1267	1280.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1267	1280.2	1200	1200
New K-factor	36	36	36	36
New floor	767	780.2	700	700

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

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	9	5.5	61.11	94.4	1324.7	1419.2
Standard	9	5.5	61.11	94.4	1324.7	1419.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1267	1280.2	1200	1200
2025-09-01	1267	1280.2	1200	1200
2025-08-01	1267	1280.2	1200	1200
2025-07-01	1267	1280.2	1200	1200
2025-06-01	1267	1280.2	1200	1200
2025-05-01	1267	1280.2	1200	1200
2025-04-01	1267	1280.2	1200	1200
2025-03-01	1267	1280.2	1200	1200
2025-02-01	1267	1280.2	1200	1200
2025-01-01	1267	1280.2	1200	1200
2024-12-01	1267	1280.2	1200	1200
2024-11-01	1267	1280.2	1200	1200
2024-10-01	1267	1280.2	1200	1200
2024-09-01	1267	1280.2	1200	1200
2024-08-01	1267	1280.2	1200	1200
2024-07-01	1267	1280.2	1200	1200
2024-06-01	1267	1280.2	1200	1200
2024-08-01	1267	1280.2	1200	1200
2024-04-01	1267	1280.2	1200	1200
2024-03-01	1267	1280.2	1200	1200
2024-02-01	1212	1217.6	1200	1200
2024-01-01	1212	1217.6	1200	1200
2023-12-01	1212	1217.6	1200	1200
2023-11-01	1212	1217.6	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	Pearson Open Chess Tournament 2024 (B)	2024-02-23	2024-02-24	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
2	2023 Pearson Open Chess Tournament (B)	2023-02-24	2023-02-25	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-23	rnd 1	type Standard	result 1	date 2024-02-24	rnd 3	type Standard	result 1
		Opponent Mangcotywa, L (Lihle)				Opponent Van Der Merwe, L (Lucas)
2	2	Tournament 2023 Pearson Open Chess Tournament				Tournament 2023 Pearson Open Chess Tournament
		date 2023-02-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Joubert, H (Hayden)				Opponent Cerfonteyn, Z (Zeenat)
3	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Solms, J (Jayden)				Opponent Solms, J (Jayden)

#	Games	Start				End
1	3	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-23	rnd 1	type Standard	result 1	date 2024-02-24	rnd 3	type Standard	result 1
		Opponent Mangcotywa, L (Lihle)				Opponent Van Der Merwe, L (Lucas)
2	2	Tournament 2023 Pearson Open Chess Tournament				Tournament 2023 Pearson Open Chess Tournament
		date 2023-02-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Joubert, H (Hayden)				Opponent Cerfonteyn, Z (Zeenat)
3	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Solms, J (Jayden)				Opponent Solms, J (Jayden)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Pearson Open Chess Tournament				Tournament 2023 Pearson Open Chess Tournament
		date 2023-02-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Joubert, H (Hayden)				Opponent Cerfonteyn, Z (Zeenat)
2	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Solms, J (Jayden)				Opponent Solms, J (Jayden)
3	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, L (Lucas)				Opponent Van Der Merwe, L (Lucas)

#	Games	Start				End
1	2	Tournament 2023 Pearson Open Chess Tournament				Tournament 2023 Pearson Open Chess Tournament
		date 2023-02-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 3	type Standard	result 1
		Opponent Joubert, H (Hayden)				Opponent Cerfonteyn, Z (Zeenat)
2	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 5	type Standard	result 1	date 2024-02-24	rnd 5	type Standard	result 1
		Opponent Solms, J (Jayden)				Opponent Solms, J (Jayden)
3	1	Tournament Pearson Open Chess Tournament 2024				Tournament Pearson Open Chess Tournament 2024
		date 2024-02-24	rnd 3	type Standard	result 1	date 2024-02-24	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, L (Lucas)				Opponent Van Der Merwe, L (Lucas)

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	Van Der Merwe ,L (Lucas)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Der Merwe ,L (Lucas)	1	1318.2	1743.2	1	1296.3	1743.2	0	0	0	0	0	0
2	Solms ,J (Jayden)	1	1	425	1	1	425	0	0	0	0	0	0
2	Solms ,J (Jayden)	1	1322.2	1747.2	1	1301.5	1747.2	0	0	0	0	0	0
3	Frosler ,J (Jordan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Frosler ,J (Jordan)	1	1373.9	948.9	1	1378.1	948.9	0	0	0	0	0	0
4	Mangcotywa ,L (Lihle)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mangcotywa ,L (Lihle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Cerfonteyn ,Z (Zeenat)	1	1	425	1	1	425	0	0	0	0	0	0
5	Cerfonteyn ,Z (Zeenat)	1	1214.1	1639.1	1	1219.3	1639.1	0	0	0	0	0	0
6	Coetzer ,Q (Quinn)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Coetzer ,Q (Quinn)	1	1414.2	989.2	1	1466.7	989.2	0	0	0	0	0	0
7	Joubert ,H (Hayden)	1	1	425	1	1	425	0	0	0	0	0	0
7	Joubert ,H (Hayden)	1	1181.4	1606.4	1	1177.6	1606.4	0	0	0	0	0	0
8	Slabbert ,D (Deon)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Slabbert ,D (Deon)	1	1463.6	1463.6	1	1452.2	1463.6	0	0	0	0	0	0
9	Taljard ,J (Julian)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Taljard ,J (Julian)	1	1435.1	1010.1	1	1439.5	1010.1	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

Clarke, R (Ryan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms