Chess South Africa Ratings Database

PLAYER PAGE

Personal

Perkins, R (Ryan)

Chess SA id

106051730

FIDE id

Date of birth

2006-01-19 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-03-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1425	1444.7	861.4	811.4
Raw rating	1425	1444.7	861.4	811.4
Weighted rating	1425	1444.7	861.4	811.4
Weighted performance	356.2	351.6	0	0
Floor	955.7	944.7	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	120.3	117	268.6	288.5
Highest rating	1455.7 2020-03-01	1444.7 2024-02-01	1200 2024-11-01	1200 2024-02-01
Highest raw rating	1455.7 2020-03-01	1444.7 2024-02-01	871 2019-12-01	811.4 2024-02-01
Highest weighted rating	1455.7 2022-02-01	1444.7 2025-02-01	871 2024-11-01	811.4 2024-11-01
Highest weighted performance	1399 2020-02-01	1388.1 2020-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1425	1444.7	861.4	811.4
Analysis
Rating	1425	1444.7	861.4	811.4
Raw rating	1425	1444.7	861.4	811.4
Weighted rating	1425	1444.7	861.4
Weighted performance	356.2	351.6	0
K-factor	32	32	40	40
Floor	955.7	944.7	500	500
Max/Min rating change allowed	120.3	117	268.6	288.5
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	1425	1444.7	861.4	811.4
New weighted rating	1425	1444.7	861.4	811.4
New weighted performance	355.7	351.1	0	0
Temp new rating	1425	1444.7	861.4	811.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1425	1444.7	861.4	811.4
New K-factor	32	32	40	40
New floor	955.7	944.7	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	2	0	2
	0	0	0
History	125	95	30

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	92	53	57.61	64.7	1116	1180.6
Standard	85	50	58.82	75	1121	1196
Rapid	7	3	42.86	-60.7	1054.6	993.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1425	1444.7	861.4	811.4
2025-09-01	1425	1444.7	861.4	811.4
2025-08-01	1425	1444.7	861.4	811.4
2025-07-01	1425	1444.7	861.4	811.4
2025-06-01	1425	1444.7	861.4	811.4
2025-05-01	1425	1444.7	861.4	811.4
2025-04-01	1425	1444.7	861.4	811.4
2025-03-01	1425	1444.7	861.4	811.4
2025-02-01	1425	1444.7	861.4	811.4
2025-01-01	1425	1444.7	861.4	811.4
2024-12-01	1425	1444.7	861.4	811.4
2024-11-01	1425	1444.7	861.4	811.4
2024-10-01	1425	1444.7	861.4	811.4
2024-09-01	1425	1444.7	861.4	811.4
2024-08-01	1425	1444.7	861.4	811.4
2024-07-01	1425	1444.7	861.4	811.4
2024-06-01	1425	1444.7	861.4	811.4
2024-08-01	1425	1444.7	861.4	811.4
2024-04-01	1425	1444.7	861.4	811.4
2024-03-01	1425	1444.7	861.4	811.4
2024-02-01	1425	1444.7	861.4	811.4
2024-01-01	1425	1444.7	861.4	811.4
2023-12-01	1425	1444.7	861.4	811.4
2023-11-01	1425	1444.7	861.4	811.4

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	District North 2022 (U18)	2022-03-06	2022-03-06	Rapid	Cape Town (WCT)	6	2	0	Yes	Analysis
2	Metro North Individual Trials 2020 (U15)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	4	4	Yes	Analysis
3	2019 South African Junior Team Championships (U14B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis
4	Western Cape Top Schools 2019 (U13 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
5	Curro Durbanville Chess Tournament 2019 (Premier)	2019-08-23	2019-08-24	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
6	2019 WP Youth Open (C)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	0	0	No	Analysis
7	Stellenberg Youth Chess Championship 2019 (B)	2019-04-30	2019-05-01	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	Steinitz Chess Festival 2019 (C)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
9	District North Schools Chess Trials 2019 (U13)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
10	South African Junior Team Championships 2018 (U14B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
11	ACL Chess Festival 2018 (Open)	2018-10-05	2018-10-07	Standard	Cape Town (WCT)	5	3	1	Yes	Analysis
12	Western Cape Top Schools 2018 (U13 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
13	Stellenberg Youth Chess Champs 2018 (C)	2018-06-22	2018-06-23	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
14	Crossroads Open Chess Championship 2018 (C)	2018-04-27	2018-04-29	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
15	2018 WP Schools Closed Trials (U13 Boys)	2018-03-09	2018-03-10	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
16	2018 Steinitz Chess Festival (B)	2018-03-21	2018-03-25	Standard	Cape Town (WCT)	7	7	2	Yes	Analysis
17	District North Schools Chess Open Trials 2018 (U13)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	5	3	Yes	Analysis
18	Welgemoed Chess Challenge 2018 (U14)	2018-02-24	2018-02-24	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2019				Tournament 2019 South African Junior Team Championships
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Zeftas, Z (Zaihron)				Opponent Van Blomestein, M (Matthew)
2	5	Tournament 2019 South African Junior Team Championships				Tournament Metro North Individual Trials 2020
		date 2020-01-08	rnd 7	type Standard	result 1	date 2020-02-08	rnd 6	type Standard	result 1
		Opponent Shariff, J (Juan-Pierre)				Opponent Burger, M (Marius)
3	4	Tournament Curro Durbanville Chess Tournament 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-24	rnd 6	type Standard	result 1	date 2019-08-31	rnd 3	type Standard	result 1
		Opponent Naidoo, N (Nikhil)				Opponent Bantam, G (Gio)

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2019				Tournament 2019 South African Junior Team Championships
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Zeftas, Z (Zaihron)				Opponent Van Blomestein, M (Matthew)
2	5	Tournament 2019 South African Junior Team Championships				Tournament Metro North Individual Trials 2020
		date 2020-01-08	rnd 7	type Standard	result 1	date 2020-02-08	rnd 6	type Standard	result 1
		Opponent Shariff, J (Juan-Pierre)				Opponent Burger, M (Marius)
3	4	Tournament Curro Durbanville Chess Tournament 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-24	rnd 6	type Standard	result 1	date 2019-08-31	rnd 3	type Standard	result 1
		Opponent Naidoo, N (Nikhil)				Opponent Bantam, G (Gio)

#	Games	Start				End
1	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Rheeder, L (Lynsey)				Opponent Hufton, O (Oliver)
2	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Masabo, I (Inathi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2019				Tournament 2019 South African Junior Team Championships
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Zeftas, Z (Zaihron)				Opponent Van Blomestein, M (Matthew)
2	5	Tournament 2019 South African Junior Team Championships				Tournament Metro North Individual Trials 2020
		date 2020-01-08	rnd 7	type Standard	result 1	date 2020-02-08	rnd 6	type Standard	result 1
		Opponent Shariff, J (Juan-Pierre)				Opponent Burger, M (Marius)
3	4	Tournament Curro Durbanville Chess Tournament 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-24	rnd 6	type Standard	result 1	date 2019-08-31	rnd 3	type Standard	result 1
		Opponent Naidoo, N (Nikhil)				Opponent Bantam, G (Gio)

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2019				Tournament 2019 South African Junior Team Championships
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-01-06	rnd 5	type Standard	result 1
		Opponent Zeftas, Z (Zaihron)				Opponent Van Blomestein, M (Matthew)
2	5	Tournament 2019 South African Junior Team Championships				Tournament Metro North Individual Trials 2020
		date 2020-01-08	rnd 7	type Standard	result 1	date 2020-02-08	rnd 6	type Standard	result 1
		Opponent Shariff, J (Juan-Pierre)				Opponent Burger, M (Marius)
3	4	Tournament Curro Durbanville Chess Tournament 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-24	rnd 6	type Standard	result 1	date 2019-08-31	rnd 3	type Standard	result 1
		Opponent Naidoo, N (Nikhil)				Opponent Bantam, G (Gio)

#	Games	Start				End
1	2	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 1	type Rapid	result 1	date 2018-02-24	rnd 2	type Rapid	result 1
		Opponent Rheeder, L (Lynsey)				Opponent Hufton, O (Oliver)
2	1	Tournament Welgemoed Chess Challenge 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-24	rnd 5	type Rapid	result 1	date 2018-02-24	rnd 5	type Rapid	result 1
		Opponent Masabo, I (Inathi)				Opponent Masabo, I (Inathi)

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 Heerden ,H (Hannah Rose)	2	1	0	2	1	0	0	0	0	0	0	0
1	Van Heerden ,H (Hannah Rose)	2	1341.8	1341.8	2	1316.5	1341.8	0	0	0	0	0	0
2	Viljoen ,R (Reinhard)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Viljoen ,R (Reinhard)	2	952.3	527.3	1	972.4	527.3	1	906	527.3	0	0	0
3	Magandlela ,S (Siyanda)	1	1	425	1	1	425	0	0	0	0	0	0
3	Magandlela ,S (Siyanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Rosada ,EE (Earvin Emery)	1	1	425	1	1	425	0	0	0	0	0	0
4	Rosada ,EE (Earvin Emery)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Maans ,J (Jody)	1	1	425	1	1	425	0	0	0	0	0	0
5	Maans ,J (Jody)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Chang ,S (Sebastian)	1	1	425	1	1	425	0	0	0	0	0	0
6	Chang ,S (Sebastian)	1	1368.5	1793.5	1	1337.3	1793.5	0	0	0	0	0	0
7	Nathan ,SA (Samuel Alex)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nathan ,SA (Samuel Alex)	1	1400.9	975.9	1	1400.9	975.9	0	0	0	0	0	0
8	Pillay ,PJ (Palin Josh)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pillay ,PJ (Palin Josh)	1	1074.6	649.6	1	1073.1	649.6	0	0	0	0	0	0
9	Maxwell ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Maxwell ,T (Tristan)	1	1276.3	851.3	1	1193	851.3	0	0	0	0	0	0
10	Motshoane ,R (Rorisang)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Motshoane ,R (Rorisang)	1	1322	897	1	1309.1	897	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Perkins, R (Ryan)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms