Chess South Africa Ratings Database

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Personal

Jonker, T (Thys)

Chess SA id

1130192791

FIDE id

Date of birth

2013-12-27 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1168.9	1173.6	1178.5	1200
Raw rating	1168.9	1173.6	1178.5	1200
Weighted rating	1161.2	1170.9	1167.7	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	173.3	172.2	171	165.8
Highest rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1168.9	1173.6	1178.5	1200
Analysis
Rating	1168.9	1173.6	1178.5	1200
Raw rating	1168.9	1173.6	1178.5	1200
Weighted rating	1161.2	1170.9	1167.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	173.3	172.2	171	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	1168.9	1173.6	1178.5	1200
New weighted rating	1161.4	1170.7	1168.4	1200
New weighted performance	0	0	0	0
Temp new rating	1168.9	1173.6	1178.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1168.9	1173.6	1178.5	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	10	5	5
	10	4	6
	0	0	0
	0	0	0
	0	0	0
History	20	9	11

Games since
	Main 20	Standard 9		Rapid 11		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
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	10	3.5	35	-127.5	1198	1070.5
Standard	5	1	20	-255	1200	945
Rapid	5	2.5	50	0	1196	1196
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	6.5	32.5	-148.8	1203	1054.3
Standard	9	2	22.22	-236.1	1199.2	963.1
Rapid	11	4.5	40.91	-77.3	1206.1	1128.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1168.9	1173.6	1178.5	1200
2025-09-01	1168.9	1173.6	1178.5	1200
2025-08-01	1163.7	1173.6	1169.2	1200
2025-07-01	1163.7	1173.6	1169.2	1200
2025-06-01	1163.7	1173.6	1169.2	1200
2025-05-01	1163.7	1173.6	1169.2	1200
2025-04-01	1163.7	1173.6	1169.2	1200
2025-03-01	1161.9	1170.9	1169.2	1200
2025-02-01	1164.7	1174.3	1169.2	1200
2025-01-01	1146.7	1157.2	1158.4	1200
2024-12-01	1146.7	1157.2	1158.4	1200
2024-11-01	1146.7	1157.2	1158.4	1200
2024-10-01	1146.7	1157.2	1158.4	1200
2024-09-01	1146.7	1157.2	1158.4	1200
2024-08-01	1146.7	1157.2	1158.4	1200
2024-07-01	1146.7	1157.2	1158.4	1200
2024-06-01	1146.7	1157.2	1158.4	1200
2024-08-01	1176.2	1200	1158.4	1200
2024-04-01	1176.2	1200	1158.4	1200
2024-03-01	1176.2	1200	1158.4	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Top Schools 2025 (U13)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U13 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
3	Worcester PS League 2024 (U11)	2024-04-27	2024-04-27	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
4	Cape Winelands Schools - PS Trials 1 2024 (U11 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 0.5	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Witbooi, E (Enino)				Opponent Van Zyl, M (Miane)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Almas, Z (Zaheer)				Opponent Almas, Z (Zaheer)
3	1	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 2	type Standard	result 1
		Opponent Paul, Z (Zahra)				Opponent Paul, Z (Zahra)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Almas, Z (Zaheer)				Opponent Almas, Z (Zaheer)
2	1	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 2	type Standard	result 1
		Opponent Paul, Z (Zahra)				Opponent Paul, Z (Zahra)

#	Games	Start				End
1	3	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 3	type Rapid	result 0.5	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Witbooi, E (Enino)				Opponent Van Zyl, M (Miane)
2	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Walters, Z (Zain)				Opponent Walters, Z (Zain)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Bekker, T (Thian)				Opponent Bekker, T (Thian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Visagie, J (Jay-Dean)				Opponent Van Zyl, M (Miane)
2	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Almas, Z (Zaheer)				Opponent Almas, Z (Zaheer)
3	1	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 2	type Standard	result 1
		Opponent Paul, Z (Zahra)				Opponent Paul, Z (Zahra)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-02-22	rnd 4	type Standard	result 1
		Opponent Almas, Z (Zaheer)				Opponent Almas, Z (Zaheer)
2	1	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 2	type Standard	result 1
		Opponent Paul, Z (Zahra)				Opponent Paul, Z (Zahra)

#	Games	Start				End
1	2	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 4	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Visagie, J (Jay-Dean)				Opponent Van Zyl, M (Miane)
2	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 4	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Walters, Z (Zain)				Opponent Walters, Z (Zain)
3	1	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 1	type Rapid	result 1	date 2024-02-10	rnd 1	type Rapid	result 1
		Opponent Bekker, T (Thian)				Opponent Bekker, T (Thian)

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	Almas ,Z (Zaheer)	1	1	425	1	1	425	0	0	0	0	0	0
1	Almas ,Z (Zaheer)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Boje ,T (Timo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Boje ,T (Timo)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Geers ,R (Ruben)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Geers ,R (Ruben)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Alberts ,M (Marnel)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Alberts ,M (Marnel)	1	1135.8	710.8	1	1121.1	710.8	0	0	0	0	0	0
5	Dyantyi ,A (Abulele)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Dyantyi ,A (Abulele)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Grain ,M (Matteo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Grain ,M (Matteo)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Africa ,F (Faithlynn)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Africa ,F (Faithlynn)	1	1257.2	832.2	1	1217.6	832.2	0	0	0	0	0	0
8	van der Walt ,M (Marko)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	van der Walt ,M (Marko)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Paul ,Z (Zahra)	1	1	425	1	1	425	0	0	0	0	0	0
9	Paul ,Z (Zahra)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Visagie ,J (Jay-Dean)	1	1	425	0	0	0	1	1	425	0	0	0
10	Visagie ,J (Jay-Dean)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jonker, T (Thys)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms