Chess South Africa Ratings Database

PLAYER PAGE

Personal

Struwig, J (Joshua)

Chess SA id

1100144667

FIDE id

Date of birth

2010-10-09 (U16)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-10-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1157.3	1166	1160	1200
Raw rating	1157.3	1166	1160	1200
Weighted rating	1157.3	1166	1160	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.2	174	175.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	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 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1157.3	1166	1160	1200
Analysis
Rating	1157.3	1166	1160	1200
Raw rating	1157.3	1166	1160	1200
Weighted rating	1157.3	1166	1160
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.2	174	175.5	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	1157.3	1166	1160	1200
New weighted rating	1157.3	1166	1160	1200
New weighted performance	0	0	0	0
Temp new rating	1157.3	1166	1160	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1157.3	1166	1160	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	7	3	4
	0	0	0
History	7	3	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	7	1.5	21.43	-242.9	1236.6	993.8
Standard	3	0.5	16.67	-283.3	1254.1	970.8
Rapid	4	1	25	-212.5	1223.5	1011
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1157.3	1166	1160	1200
2025-09-30	1157.3	1166	1160	1200
2025-09-01	1157.3	1166	1160	1200
2025-08-01	1157.3	1166	1160	1200
2025-07-01	1157.3	1166	1160	1200
2025-06-01	1157.3	1166	1160	1200
2025-05-01	1157.3	1166	1160	1200
2025-04-01	1157.3	1166	1160	1200
2025-03-01	1157.3	1166	1160	1200
2025-02-01	1157.3	1166	1160	1200
2025-01-01	1157.3	1166	1160	1200
2024-12-01	1157.3	1166	1160	1200
2024-11-01	1157.3	1166	1160	1200
2024-10-01	1157.3	1166	1160	1200
2024-09-01	1157.3	1166	1160	1200
2024-08-01	1157.3	1166	1160	1200
2024-07-01	1157.3	1166	1160	1200
2024-09-01	1157.3	1166	1160	1200
2024-05-01	1157.3	1166	1160	1200
2024-04-01	1157.3	1166	1160	1200
2024-03-01	1157.3	1166	1160	1200
2024-02-01	1157.3	1166	1160	1200
2024-01-01	1157.3	1166	1160	1200
2023-12-01	1157.3	1166	1160	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	George-Suid Senior Skaaktoernooi 2022	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	4	1	Yes	Analysis
2	George Topskole 2022 (O13)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	3	0.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Ackerman, G (Gabriella)				Opponent Ackerman, G (Gabriella)
2	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 1	type Standard	result 0.5	date 2022-07-30	rnd 1	type Standard	result 0.5
		Opponent Smit, M (Matthys)				Opponent Smit, M (Matthys)

#	Games	Start				End
1	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 1	type Standard	result 0.5	date 2022-07-30	rnd 1	type Standard	result 0.5
		Opponent Smit, M (Matthys)				Opponent Smit, M (Matthys)

#	Games	Start				End
1	1	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Ackerman, G (Gabriella)				Opponent Ackerman, G (Gabriella)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Ackerman, G (Gabriella)				Opponent Ackerman, G (Gabriella)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 4	type Rapid	result 1
		Opponent Ackerman, G (Gabriella)				Opponent Ackerman, G (Gabriella)

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	Smit ,M (Matthys)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Smit ,M (Matthys)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
2	Coleman ,A (Anthony)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Coleman ,A (Anthony)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Van Niekerk ,N (Nina)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Niekerk ,N (Nina)	1	1362.3	937.3	1	1360.8	937.3	0	0	0	0	0	0
4	Ackerman ,G (Gabriella)	1	1	425	0	0	0	1	1	425	0	0	0
4	Ackerman ,G (Gabriella)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Oberholzer ,F (Fc)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Oberholzer ,F (Fc)	1	1261.8	836.8	0	0	0	1	1200	836.8	0	0	0
6	Simon ,R (Riley)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Simon ,R (Riley)	1	1250.7	825.7	0	0	0	1	1200	825.7	0	0	0
7	Kleingeld ,L (Lisa)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Kleingeld ,L (Lisa)	1	1181.7	756.7	0	0	0	1	1200	756.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Struwig, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms