Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonker, A (Aiden)

Chess SA id

1110151672

FIDE id

Date of birth

2011-06-17 (U16)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1183	1177.4	1191.2	1200
Raw rating	1183	1177.4	1191.2	1200
Weighted rating	1182.9	1177.3	1191.2	1200
Weighted performance	0	0	0	0
Floor	701.3	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.9	171.2	167.9	165.8
Highest rating	1201.3 2023-04-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1201.3 2023-04-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1201.3 2023-05-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1183	1177.4	1191.2	1200
Analysis
Rating	1183	1177.4	1191.2	1200
Raw rating	1183	1177.4	1191.2	1200
Weighted rating	1182.9	1177.3	1191.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	701.3	700	700	700
Max/Min rating change allowed	169.9	171.2	167.9	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	1183	1177.4	1191.2	1200
New weighted rating	1182.9	1177.3	1191.2	1200
New weighted performance	0	0	0	0
Temp new rating	1183	1177.4	1191.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1183	1177.4	1191.2	1200
New K-factor	36	36	36	36
New floor	701.3	700	700	700

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

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	2.5	35.71	-121.4	1260.3	1138.8
Standard	3	1	33.33	-141.7	1177.7	1036
Rapid	4	1.5	37.5	-106.2	1322.2	1215.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1183	1177.4	1191.2	1200
2025-09-01	1183	1177.4	1191.2	1200
2025-08-01	1183	1177.4	1191.2	1200
2025-07-01	1183	1177.4	1191.2	1200
2025-06-01	1183	1177.4	1191.2	1200
2025-05-01	1183	1177.4	1191.2	1200
2025-04-01	1183	1177.4	1191.2	1200
2025-03-01	1183	1177.4	1191.2	1200
2025-02-01	1183	1177.4	1191.2	1200
2025-01-01	1182.8	1177.2	1191.2	1200
2024-12-01	1182.8	1177.2	1191.2	1200
2024-11-01	1182.8	1177.2	1191.2	1200
2024-10-01	1182.8	1177.2	1191.2	1200
2024-09-01	1182.8	1177.2	1191.2	1200
2024-08-01	1182.8	1177.2	1191.2	1200
2024-07-01	1182.8	1177.2	1191.2	1200
2024-06-01	1182.8	1177.2	1191.2	1200
2024-08-01	1182.8	1177.2	1191.2	1200
2024-04-01	1182.8	1177.2	1191.2	1200
2024-03-01	1182.8	1177.2	1191.2	1200
2024-02-01	1182.8	1177.2	1191.2	1200
2024-01-01	1182.8	1177.2	1191.2	1200
2023-12-01	1182.8	1177.2	1191.2	1200
2023-11-01	1182.8	1177.2	1191.2	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	UCC Protea Cup 2023 (B)	2023-04-15	2023-05-30	Standard	Nelson Mandela Bay (ENM)	8	3	1	Yes	Analysis
2	Uitenhage Chess Club Inaugural Rapid Tournament 2023	2023-02-21	2023-03-27	Rapid	Nelson Mandela Bay (ENM)	6	4	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 1	date 2023-02-28	rnd 3	type Rapid	result 0.5
		Opponent Theron, N (Nathan)				Opponent Adams, J (Jessica)
2	1	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-04-15	rnd 1	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)

#	Games	Start				End
1	1	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-04-15	rnd 1	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)

#	Games	Start				End
1	2	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 1	date 2023-02-28	rnd 3	type Rapid	result 0.5
		Opponent Theron, N (Nathan)				Opponent Adams, J (Jessica)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-04-15	rnd 1	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)
2	1	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 1	date 2023-02-21	rnd 2	type Rapid	result 1
		Opponent Theron, N (Nathan)				Opponent Theron, N (Nathan)

#	Games	Start				End
1	1	Tournament UCC Protea Cup 2023				Tournament UCC Protea Cup 2023
		date 2023-04-15	rnd 1	type Standard	result 1	date 2023-04-15	rnd 1	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)

#	Games	Start				End
1	1	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 1	date 2023-02-21	rnd 2	type Rapid	result 1
		Opponent Theron, N (Nathan)				Opponent Theron, N (Nathan)

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	Geyer ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
1	Geyer ,M (Mia)	1	1153.4	1578.4	1	1200	1578.4	0	0	0	0	0	0
2	Smith ,A (Andre)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Smith ,A (Andre)	1	1192.6	767.6	1	1176.7	767.6	0	0	0	0	0	0
3	Kilian ,S (Skyler)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Kilian ,S (Skyler)	1	1187.1	762.1	1	1200	762.1	0	0	0	0	0	0
4	Van Der Bank ,Z (Zak)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Van Der Bank ,Z (Zak)	1	1235.8	810.8	0	0	0	1	988	810.8	0	0	0
5	Theron ,N (Nathan)	1	1	425	0	0	0	1	1	425	0	0	0
5	Theron ,N (Nathan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Anthony ,D (Deon)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Anthony ,D (Deon)	1	1652.9	1227.9	0	0	0	1	1655	1227.9	0	0	0
7	Adams ,J (Jessica)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
7	Adams ,J (Jessica)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jonker, A (Aiden)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms