Chess South Africa Ratings Database

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Personal

Holdsworth, J (Jadon)

Chess SA id

1140158287

FIDE id

Date of birth

2014-03-31 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1401.5	1383.2	1345.4	1200
Raw rating	1401.5	1383.2	1345.4	1200
Weighted rating	1355.1	1321.5	1336.4	1200
Weighted performance	1346.8	1338.9	1105.1	0
Floor	901.5	883.2	845.4	700
K-factor	32	36	36	36
Min/Max rating change allowed	124.4	127.7	134.8	165.8
Highest rating	1401.5 2025-09-30	1385.2 2025-09-30	1439.9 2023-11-01	1200 2018-10-01
Highest raw rating	1401.5 2025-09-30	1383.2 2025-09-30	1345.4 2025-03-01	1200 2024-02-01
Highest weighted rating	1338 2025-09-30	1297.4 2025-09-30	1330.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1392.9 2025-09-30	1385.2 2025-09-30	1439.9 2023-11-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1401.5	1383.2	1345.4	1200
Analysis
Rating	1401.5	1383.2	1345.4	1200
Raw rating	1401.5	1383.2	1345.4	1200
Weighted rating	1355.1	1321.5	1336.4
Weighted performance	1346.8	1338.9	1105.1
K-factor	32	36	36	36
Floor	901.5	883.2	845.4	700
Max/Min rating change allowed	124.4	127.7	134.8	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	1401.5	1383.2	1345.4	1200
New weighted rating	1360.2	1328.4	1337.4	1200
New weighted performance	1337.4	1329.5	1096.1	0
Temp new rating	1401.5	1383.2	1345.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1401.5	1383.2	1345.4	1200
New K-factor	32	36	36	36
New floor	901.5	883.2	845.4	700

Item	Main	Standard	Rapid
	0	0	0
	29	23	6
	11	5	6
	20	4	16
	0	0	0
	0	0	0
History	60	32	28

Games since
	Main 40	Standard 28		Rapid 12		Blitz 0
Gender	Male
Age group	U12
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2161		663		307
Male	1767		525		251
U12	278		86		39
U12 Male	205		62		32
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	29	18.5	63.79	117.2	1330	1447.2
Standard	23	14.5	63.04	110.9	1339.3	1450.2
Rapid	6	4	66.67	141.7	1294.2	1435.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	60	39.5	65.83	134.6	1277.6	1412.2
Standard	32	20.5	64.06	119.5	1314.9	1434.4
Rapid	28	19	67.86	151.8	1235.1	1386.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1401.5	1383.2	1345.4	1200
2025-11-30	1401.5	1383.2	1345.4	1200
2025-11-01	1401.5	1383.2	1345.4	1200
2025-09-30	1401.5	1383.2	1345.4	1200
2025-09-01	1395.2	1373.4	1345.4	1200
2025-08-01	1345.9	1307.7	1345.4	1200
2025-07-01	1345.9	1307.7	1345.4	1200
2025-06-01	1345.9	1307.7	1345.4	1200
2025-05-01	1345.9	1307.7	1345.4	1200
2025-04-01	1345.9	1307.7	1345.4	1200
2025-03-01	1369	1325.8	1345.4	1200
2025-02-01	1302.1	1261.9	1314.8	1200
2025-01-01	1302.1	1261.9	1306.6	1200
2024-12-01	1302.1	1261.9	1306.6	1200
2024-11-01	1302.1	1261.9	1306.6	1200
2024-10-01	1302.1	1261.9	1306.6	1200
2024-09-01	1302.1	1261.9	1306.6	1200
2024-11-01	1302.1	1261.9	1306.6	1200
2024-07-01	1324.7	1261.9	1341.5	1200
2024-06-01	1324.7	1261.9	1341.5	1200
2024-05-01	1324.7	1261.9	1341.5	1200
2024-04-01	1324.7	1261.9	1341.5	1200
2024-03-01	1324.7	1261.9	1341.5	1200
2024-02-01	1294.5	1213.7	1341.5	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	Western Cape Schools - Top Schools 2025 (U11)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
2	CT Metro District East Top Schools Chess 2025 (U11)	2025-08-02	2025-08-03	Standard	Cape Town (WCT)	5	5	4.5	Yes	Analysis
3	Steinitz Festival 2025 (U12)	2025-03-15	2025-03-15	Rapid	Cape Town (WCT)	7	0	0	No	Analysis
4	CT Metro Schools Individual Closed 2025 (U11 Open)	2025-03-01	2025-03-02	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
5	Laerskool Welgemoed Rapid 2025 (U12)	2025-02-15	2025-02-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
6	CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	4.5	Yes	Analysis
7	Curro Durbanville Chess Rapid Open 2024 (Intermediate)	2024-07-13	2024-07-13	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
8	CT District East Schools Chess Individuals Trails 2024 (U11 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
9	Chas Everitt and MHI Attorneys Rapid 2023 (U10)	2023-11-04	2023-11-04	Rapid	Cape Town (WCT)	6	6	5	Yes	Analysis
10	Western Cape Top Schools 2023 (U11 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	4	2	Yes	Analysis
11	Curro Durbanville Chess Open Rapid 2023 (U10)	2023-07-15	2023-07-15	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
12	CT Metro District South Top Schools 2023 (U9+U11 Mixed + U13 Girls)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	4	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament CT Metro Schools Individual Closed 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-03-02	rnd 5	type Standard	result 0.5	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Kadalie, J (Jude)				Opponent Mtiki, S (Sesona)
2	5	Tournament CT Metro District East Schools Chess Individuals Trials 2025				Tournament Laerskool Welgemoed Rapid 2025
		date 2025-02-02	rnd 4	type Standard	result 1	date 2025-02-15	rnd 2	type Rapid	result 1
		Opponent Hendricks, J (James)				Opponent October, O (Oliver)
3	5	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-11-04	rnd 4	type Rapid	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Kaye, A (Aliyah)				Opponent Barker, E (Ethan)

#	Games	Start				End
1	8	Tournament CT Metro Schools Individual Closed 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-03-02	rnd 5	type Standard	result 0.5	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Kadalie, J (Jude)				Opponent Mtiki, S (Sesona)
2	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-02-03	rnd 4	type Standard	result 1	date 2025-02-01	rnd 2	type Standard	result 1
		Opponent Akuetteh, A (Aaron)				Opponent Hendrikse, L (Liam)
3	3	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 3	type Standard	result 0.5	date 2025-09-07	rnd 5	type Standard	result 0.5
		Opponent Oberholzer, M (Milan)				Opponent Nzaramba, J (Joshua Ishimwe)

#	Games	Start				End
1	4	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 2	type Rapid	result 1	date 2023-07-15	rnd 5	type Rapid	result 1
		Opponent Tsodo, L (Lelam)				Opponent Du Preez, A (Anneke)
2	3	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Chas Everitt and MHI Attorneys Rapid 2023
		date 2023-11-04	rnd 4	type Rapid	result 1	date 2023-11-04	rnd 6	type Rapid	result 1
		Opponent Kaye, A (Aliyah)				Opponent Fitzgerald, J (Johan)
3	3	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Nqweniso, O (Oyintando)				Opponent Ngadlela, L (Lithalethu)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament CT Metro District East Top Schools Chess 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Ntengemntu, O (Olunje)				Opponent Mtiki, S (Sesona)
2	5	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-11-04	rnd 4	type Rapid	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Kaye, A (Aliyah)				Opponent Barker, E (Ethan)
3	4	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 2	type Rapid	result 1	date 2023-07-15	rnd 5	type Rapid	result 1
		Opponent Tsodo, L (Lelam)				Opponent Du Preez, A (Anneke)

#	Games	Start				End
1	5	Tournament CT Metro District East Top Schools Chess 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-08-02	rnd 2	type Standard	result 1	date 2025-09-06	rnd 1	type Standard	result 1
		Opponent Ntengemntu, O (Olunje)				Opponent Mtiki, S (Sesona)
2	4	Tournament CT District East Schools Chess Individuals Trails 2024				Tournament CT Metro District East Schools Chess Individuals Trials 2025
		date 2024-02-03	rnd 4	type Standard	result 1	date 2025-02-01	rnd 2	type Standard	result 1
		Opponent Akuetteh, A (Aaron)				Opponent Hendrikse, L (Liam)
3	3	Tournament Western Cape Top Schools 2023				Tournament CT District East Schools Chess Individuals Trails 2024
		date 2023-09-02	rnd 4	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Mngqibisa, P (Phila)				Opponent Barker, E (Ethan)

#	Games	Start				End
1	4	Tournament Curro Durbanville Chess Open Rapid 2023				Tournament Curro Durbanville Chess Open Rapid 2023
		date 2023-07-15	rnd 2	type Rapid	result 1	date 2023-07-15	rnd 5	type Rapid	result 1
		Opponent Tsodo, L (Lelam)				Opponent Du Preez, A (Anneke)
2	3	Tournament Chas Everitt and MHI Attorneys Rapid 2023				Tournament Chas Everitt and MHI Attorneys Rapid 2023
		date 2023-11-04	rnd 4	type Rapid	result 1	date 2023-11-04	rnd 6	type Rapid	result 1
		Opponent Kaye, A (Aliyah)				Opponent Fitzgerald, J (Johan)
3	3	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 1	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Nqweniso, O (Oyintando)				Opponent Ngadlela, L (Lithalethu)

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	Barker ,E (Ethan)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Barker ,E (Ethan)	2	1205.7	1418.2	2	1203.5	1418.2	0	0	0	0	0	0
2	Hendrikse ,L (Liam)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Hendrikse ,L (Liam)	2	1213.9	1426.4	2	1201.9	1426.4	0	0	0	0	0	0
3	Holdsworth ,J (Jordan)	2	1	0	0	0	0	2	1	0	0	0	0
3	Holdsworth ,J (Jordan)	2	1412.4	1412.4	0	0	0	2	1363.6	1412.4	0	0	0
4	Prins ,E (Eddie)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Prins ,E (Eddie)	1	1537.2	1112.2	1	1535.9	1112.2	0	0	0	0	0	0
5	Ntengemntu ,O (Olunje)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ntengemntu ,O (Olunje)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mazvarira ,E (Evan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mazvarira ,E (Evan)	1	1213	1638	1	1200	1638	0	0	0	0	0	0
7	Akuetteh ,A (Aaron)	1	1	425	1	1	425	0	0	0	0	0	0
7	Akuetteh ,A (Aaron)	1	1228.6	1653.6	1	1198.8	1653.6	0	0	0	0	0	0
8	Nzaramba ,J (Joshua Ishimwe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Nzaramba ,J (Joshua Ishimwe)	1	1318.6	1318.6	1	1252.8	1318.6	0	0	0	0	0	0
9	Kruger ,M (Migael)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kruger ,M (Migael)	1	1504.4	1079.4	1	1495.5	1079.4	0	0	0	0	0	0
10	Oberholzer ,M (Milan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Oberholzer ,M (Milan)	1	1442.4	1442.4	1	1449.6	1442.4	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

Holdsworth, J (Jadon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms