Chess South Africa Ratings Database

PLAYER PAGE

Personal

Strydom, J (Jonathan)

Chess SA id

107065171

FIDE id

Date of birth

2007-08-20 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-05-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	632.3	541.6	671	500
Raw rating	632.3	541.6	671	500
Weighted rating	632.3	541.6	671	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	372.3	423.7	352.3	449.5
Highest rating	1200 2018-02-01	1200 2018-02-01	1390.7 2018-05-01	1200 2024-02-01
Highest raw rating	632.3 2024-02-01	541.6 2024-02-01	671 2024-02-01	500 2024-02-01
Highest weighted rating	632.3 2024-11-01	541.6 2024-11-01	671 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1390.7 2018-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	632.3	541.6	671	500
Analysis
Rating	632.3	541.6	671	500
Raw rating	632.3	541.6	671	500
Weighted rating	632.3	541.6	671
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	372.3	423.7	352.3	449.5
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	632.3	541.6	671	500
New weighted rating	632.3	541.6	671	500
New weighted performance	0	0	0	0
Temp new rating	632.3	541.6	671	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	632.3	541.6	671	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	59	44	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	10	7	70	170	846.2	1016.2
Standard	5	2	40	-85	781.7	696.7
Rapid	5	5	100	425	910.7	1335.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	632.3	541.6	671	500
2025-09-01	632.3	541.6	671	500
2025-08-01	632.3	541.6	671	500
2025-07-01	632.3	541.6	671	500
2025-06-01	632.3	541.6	671	500
2025-05-01	632.3	541.6	671	500
2025-04-01	632.3	541.6	671	500
2025-03-01	632.3	541.6	671	500
2025-02-01	632.3	541.6	671	500
2025-01-01	632.3	541.6	671	500
2024-12-01	632.3	541.6	671	500
2024-11-01	632.3	541.6	671	500
2024-10-01	632.3	541.6	671	500
2024-09-01	632.3	541.6	671	500
2024-08-01	632.3	541.6	671	500
2024-07-01	632.3	541.6	671	500
2024-06-01	632.3	541.6	671	500
2024-08-01	632.3	541.6	671	500
2024-04-01	632.3	541.6	671	500
2024-03-01	632.3	541.6	671	500
2024-02-01	632.3	541.6	671	500
2024-01-01	632.3	541.6	671	500
2023-12-01	632.3	541.6	669.6	500
2023-11-01	632.3	541.6	669.6	500

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	Ho�rskool Frikkie Meyer 2018 (C)	2018-07-21	2018-07-21	Standard	Bojanala Platina (NBR)	5	0	0	No	Analysis
2	2018 Super 12 (Senior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	5	Yes	Analysis
3	Hoerskool Brits 2018 (U12)	2018-03-17	2018-03-17	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Du Plessis, E (Eugene)				Opponent Beukes, J (Jeandre)
2	2	Tournament Hoerskool Brits 2018				Tournament Hoerskool Brits 2018
		date 2018-03-17	rnd 1	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Sera, G (Galaletsang)				Opponent Rheeders, PH (Petrus Hendrik)

#	Games	Start				End
1	2	Tournament Hoerskool Brits 2018				Tournament Hoerskool Brits 2018
		date 2018-03-17	rnd 1	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Sera, G (Galaletsang)				Opponent Rheeders, PH (Petrus Hendrik)

#	Games	Start				End
1	5	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Du Plessis, E (Eugene)				Opponent Beukes, J (Jeandre)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Du Plessis, E (Eugene)				Opponent Beukes, J (Jeandre)
2	2	Tournament Hoerskool Brits 2018				Tournament Hoerskool Brits 2018
		date 2018-03-17	rnd 1	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Sera, G (Galaletsang)				Opponent Rheeders, PH (Petrus Hendrik)

#	Games	Start				End
1	2	Tournament Hoerskool Brits 2018				Tournament Hoerskool Brits 2018
		date 2018-03-17	rnd 1	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Sera, G (Galaletsang)				Opponent Rheeders, PH (Petrus Hendrik)

#	Games	Start				End
1	5	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 5	type Rapid	result 1
		Opponent Du Plessis, E (Eugene)				Opponent Beukes, J (Jeandre)

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	Schoeman ,C (Charl-Pierre)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Schoeman ,C (Charl-Pierre)	1	588.5	163.5	1	598	163.5	0	0	0	0	0	0
2	Sera ,G (Galaletsang)	1	1	425	1	1	425	0	0	0	0	0	0
2	Sera ,G (Galaletsang)	1	706.9	1131.9	1	724.8	1131.9	0	0	0	0	0	0
3	Nke ,RB (Rebaone Bokang)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Nke ,RB (Rebaone Bokang)	1	807	382	1	825.4	382	0	0	0	0	0	0
4	Jansen ,D (Danel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jansen ,D (Danel)	1	1054.9	629.9	1	1034.2	629.9	0	0	0	0	0	0
5	Rheeders ,PH (Petrus Hendrik)	1	1	425	1	1	425	0	0	0	0	0	0
5	Rheeders ,PH (Petrus Hendrik)	1	751.4	1176.4	1	751.4	1176.4	0	0	0	0	0	0
6	Du Plessis ,E (Eugene)	1	1	425	0	0	0	1	1	425	0	0	0
6	Du Plessis ,E (Eugene)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Van Reede Van Oudtshoorn ,NW (Nicolaas)	1	1	425	0	0	0	1	1	425	0	0	0
7	Van Reede Van Oudtshoorn ,NW (Nicolaas)	1	719.2	1144.2	0	0	0	1	719.2	1144.2	0	0	0
8	Pretorius ,A (Aiden)	1	1	425	0	0	0	1	1	425	0	0	0
8	Pretorius ,A (Aiden)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Beukes ,J (Jeandre)	1	1	425	0	0	0	1	1	425	0	0	0
9	Beukes ,J (Jeandre)	1	500	925	0	0	0	1	500	925	0	0	0
10	Beukes ,A (Anton)	1	1	425	0	0	0	1	1	425	0	0	0
10	Beukes ,A (Anton)	1	934.1	1359.1	0	0	0	1	1200	1359.1	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

Strydom, J (Jonathan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms