Chess South Africa Ratings Database

PLAYER PAGE

Personal

Shiriyapenga, J (Joey)

Chess SA id

1120157906

FIDE id

Date of birth

2012-05-21 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1182.4	1200	1183	1200
Raw rating	1182.4	1200	1183	1200
Weighted rating	1182.3	1200	1182.9	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	170	165.8	169.9	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 2024-02-01	1200 2019-12-01	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 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1182.4	1200	1183	1200
Analysis
Rating	1182.4	1200	1183	1200
Raw rating	1182.4	1200	1183	1200
Weighted rating	1182.3	1200	1182.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	170	165.8	169.9	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	1182.4	1200	1183	1200
New weighted rating	1182.3	1200	1182.9	1200
New weighted performance	0	0	0	0
Temp new rating	1182.4	1200	1183	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1182.4	1200	1183	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	11	11
	0	0
	0	0
History	11	11

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	11	4	36.36	-115.9	1233.2	1117.3
Standard	0	0	0	0	0	0
Rapid	11	4	36.36	-115.9	1233.2	1117.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1182.4	1200	1183	1200
2025-09-01	1182.4	1200	1183	1200
2025-08-01	1182.4	1200	1183	1200
2025-07-01	1182.4	1200	1183	1200
2025-06-01	1182.4	1200	1183	1200
2025-05-01	1182.4	1200	1183	1200
2025-04-01	1182.4	1200	1183	1200
2025-03-01	1182.4	1200	1183	1200
2025-02-01	1182.4	1200	1183	1200
2025-01-01	1182.1	1200	1182.7	1200
2024-12-01	1182.1	1200	1182.7	1200
2024-11-01	1182.1	1200	1182.7	1200
2024-10-01	1182.1	1200	1182.7	1200
2024-09-01	1182.1	1200	1182.7	1200
2024-08-01	1182.1	1200	1182.7	1200
2024-07-01	1182.1	1200	1182.7	1200
2024-06-01	1182.1	1200	1182.7	1200
2024-08-01	1182.1	1200	1182.7	1200
2024-04-01	1182.1	1200	1182.7	1200
2024-03-01	1182.1	1200	1182.7	1200
2024-02-01	1182.1	1200	1182.7	1200
2024-01-01	1182.1	1200	1182.7	1200
2023-12-01	1182.1	1200	1182.7	1200
2023-11-01	1182.1	1200	1182.7	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	CT Metro District North Top Schools Chess 2023 (U13 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
2	Cape Town Junior League 2nd Qualifier 2023 (U12)	2023-06-03	2023-06-03	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Bartels, J (Jonah)				Opponent Batangana, I (Izere)
2	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 5	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Dwenene, K (Khayone)
3	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 1	type Rapid	result 1
		Opponent Mankune, L (Likuwe)				Opponent Mankune, L (Likuwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Bartels, J (Jonah)				Opponent Batangana, I (Izere)
2	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 5	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Dwenene, K (Khayone)
3	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 1	type Rapid	result 1
		Opponent Mankune, L (Likuwe)				Opponent Mankune, L (Likuwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Bartels, J (Jonah)				Opponent Batangana, I (Izere)
2	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 5	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Dwenene, K (Khayone)
3	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 1	type Rapid	result 1
		Opponent Mankune, L (Likuwe)				Opponent Mankune, L (Likuwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT Metro District North Top Schools Chess 2023				Tournament CT Metro District North Top Schools Chess 2023
		date 2023-07-29	rnd 2	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Bartels, J (Jonah)				Opponent Batangana, I (Izere)
2	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 5	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Dwenene, K (Khayone)				Opponent Dwenene, K (Khayone)
3	1	Tournament Cape Town Junior League 2nd Qualifier 2023				Tournament Cape Town Junior League 2nd Qualifier 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 1	type Rapid	result 1
		Opponent Mankune, L (Likuwe)				Opponent Mankune, L (Likuwe)

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	Mankune ,L (Likuwe)	1	1	425	0	0	0	1	1	425	0	0	0
1	Mankune ,L (Likuwe)	1	1082.3	1507.3	0	0	0	1	1164.4	1507.3	0	0	0
2	Solomon ,N (Noah)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Solomon ,N (Noah)	1	1222	797	0	0	0	1	1277.4	797	0	0	0
3	Robertson ,M (Marvin)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Robertson ,M (Marvin)	1	1338.9	913.9	0	0	0	1	1404.8	913.9	0	0	0
4	Bartels ,J (Jonah)	1	1	425	0	0	0	1	1	425	0	0	0
4	Bartels ,J (Jonah)	1	1210	1635	0	0	0	1	1200	1635	0	0	0
5	Snyman ,MM (Mila Marie)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Snyman ,MM (Mila Marie)	1	1445.7	1020.7	0	0	0	1	1433	1020.7	0	0	0
6	Batangana ,I (Izere)	1	1	425	0	0	0	1	1	425	0	0	0
6	Batangana ,I (Izere)	1	1246	1671	0	0	0	1	1230.4	1671	0	0	0
7	Walters ,N (Nicola)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Walters ,N (Nicola)	1	1348.4	923.4	0	0	0	1	1407.4	923.4	0	0	0
8	Wei ,E (Evan)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Wei ,E (Evan)	1	1223.8	798.8	0	0	0	1	1238.2	798.8	0	0	0
9	Dwenene ,K (Khayone)	1	1	425	0	0	0	1	1	425	0	0	0
9	Dwenene ,K (Khayone)	1	995.3	1420.3	0	0	0	1	1033.2	1420.3	0	0	0
10	Calitz ,S (Steyn)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Calitz ,S (Steyn)	1	1255.6	830.6	0	0	0	1	1307.4	830.6	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

Shiriyapenga, J (Joey)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms