Chess South Africa Ratings Database

PLAYER PAGE

Personal

Theunissen, J (Joshua)

Chess SA id

103064771

FIDE id

Date of birth

2003-03-13 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1355.4	1350	1338.7	1339.2
Raw rating	1355.4	1350	1332.4	1339.2
Weighted rating	1349.5	1342.1	1338.7	1339.2
Weighted performance	0	0	0	0
Floor	855.4	850	839.2	839.2
K-factor	36	36	36	36
Min/Max rating change allowed	132.9	133.9	137.3	136
Highest rating	1355.4 2025-11-01	1350 2025-11-01	1339.2 2024-02-01	1339.2 2024-02-01
Highest raw rating	1355.4 2025-11-01	1350 2025-11-01	1339.2 2024-02-01	1339.2 2024-02-01
Highest weighted rating	1349.5 2025-11-01	1342.1 2025-11-01	1339.2 2024-02-01	1339.2 2024-02-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-0.5	0
New rating	1355.4	1350	1338.1	1339.2
Analysis
Rating	1355.4	1350	1338.7	1339.2
Raw rating	1355.4	1350	1332.4	1339.2
Weighted rating	1349.5	1342.1	1338.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	855.4	850	839.2	839.2
Max/Min rating change allowed	132.9	133.9	137.3	136
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	1355.4	1350	1332.4	1339.2
New weighted rating	1350	1342.8	1338.1	1339.2
New weighted performance	0	0	0	0
Temp new rating	1355.4	1350	1338.1	1339.2
Temp new rating +/-	0	0	-0.5	0
Final new rating +/-	0	0	-0.5	0
New rating	1355.4	1350	1338.1	1339.2
New K-factor	36	36	36	36
New floor	855.4	850	839.2	839.2

Item	Main	Standard	Rapid
	0	0	0
	23	16	7
	0	0	0
	7	7	0
	5	5	0
	6	6	0
History	72	59	13

Games since
	Main 23	Standard 16		Rapid 7		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	23	13.5	58.7	73.9	1289.1	1363.1
Standard	16	9.5	59.38	79.7	1297.7	1377.4
Rapid	7	4	57.14	60.7	1269.6	1330.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	51	26	50.98	8.3	1319.5	1327.8
Standard	44	22	50	0	1327.4	1327.4
Rapid	7	4	57.14	60.7	1269.6	1330.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1355.4	1350	1332.4	1339.2
2025-09-30	1349	1341.4	1339.2	1339.2
2025-09-01	1349	1341.4	1339.2	1339.2
2025-08-01	1349	1341.4	1339.2	1339.2
2025-07-01	1349	1341.4	1339.2	1339.2
2025-06-01	1349	1341.4	1339.2	1339.2
2025-05-01	1349	1341.4	1339.2	1339.2
2025-04-01	1349	1341.4	1339.2	1339.2
2025-03-01	1349	1341.4	1339.2	1339.2
2025-02-01	1349	1341.4	1339.2	1339.2
2025-01-01	1349	1341.4	1339.2	1339.2
2024-12-01	1349	1341.4	1339.2	1339.2
2024-11-01	1349	1341.4	1339.2	1339.2
2024-10-01	1349	1341.4	1339.2	1339.2
2024-09-01	1349	1341.4	1339.2	1339.2
2024-08-01	1349	1341.4	1339.2	1339.2
2024-07-01	1349	1341.4	1339.2	1339.2
2024-09-01	1349	1341.4	1339.2	1339.2
2024-05-01	1349	1341.4	1339.2	1339.2
2024-04-01	1349	1341.4	1339.2	1339.2
2024-03-01	1349	1341.4	1339.2	1339.2
2024-02-01	1349	1341.4	1339.2	1339.2
2024-01-01	1349	1341.4	1339.2	1339.2
2023-12-01	1349	1341.4	1339.2	1339.2

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 Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
2	Cape Town Chess Federation Club League 2025 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	10	4.5	Yes	Analysis
3	UCT Open Chess Championship 2025 (Intermediate)	2025-10-11	2025-10-12	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
4	Royal Rapid Challenge 2025 (B)	2025-10-04	2025-10-04	Rapid	Cape Town (WCT)	7	7	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Town Chess Federation Club League 2025 (A)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	0	0	No	Analysis
2	Cape Town Chess Federation Club League 2025 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	10	4.5	Yes	Analysis
3	UCT Open Chess Championship 2025 (Intermediate)	2025-10-11	2025-10-12	Standard	Cape Town (WCT)	6	6	5	Yes	Analysis
4	Royal Rapid Challenge 2025 (B)	2025-10-04	2025-10-04	Rapid	Cape Town (WCT)	7	7	4	Yes	Analysis
5	WP Club League 2023 (B)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	7	4.5	Yes	Analysis
6	2022 Western Province Club League (B)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	5	2	Yes	Analysis
7	CWP Closed 2021 (Open)	2021-09-18	2021-09-19	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
8	2019 Western Province League (D)	2019-07-27	2019-09-07	Standard	Cape Town (WCT)	11	7	3	Yes	Analysis
9	2018 Western Province League (D)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	3	0	Yes	Analysis

#	Games	Start				End
1	5	Tournament UCT Open Chess Championship 2025				Tournament UCT Open Chess Championship 2025
		date 2025-10-11	rnd 2	type Standard	result 1	date 2025-10-12	rnd 6	type Standard	result 1
		Opponent Katsidzira, E (Evelyn Vimbainashe)				Opponent Smith, A (Alexander Mausling)
2	5	Tournament Cape Town Chess Federation Club League 2025				Tournament Royal Rapid Challenge 2025
		date 2025-09-13	rnd 8	type Standard	result 1	date 2025-10-04	rnd 2	type Rapid	result 1
		Opponent Mbambalala, O (Owam)				Opponent Varadharajan, E (Elavarasan)
3	4	Tournament WP Club League 2023				Tournament WP Club League 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-08-26	rnd 8	type Standard	result 1
		Opponent Cupido, E (Esmarie)				Opponent Siyo, S (Sibabale)

#	Games	Start				End
1	4	Tournament WP Club League 2023				Tournament WP Club League 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-08-26	rnd 8	type Standard	result 1
		Opponent Cupido, E (Esmarie)				Opponent Siyo, S (Sibabale)
2	2	Tournament 2022 Western Province Club League				Tournament 2022 Western Province Club League
		date 2022-09-17	rnd 9	type Standard	result 1	date 2022-09-17	rnd 10	type Standard	result 1
		Opponent Visagie, C (Cheslin)				Opponent Zinyane, A (Aphelele)
3	2	Tournament CWP Closed 2021				Tournament CWP Closed 2021
		date 2021-09-18	rnd 2	type Standard	result 1	date 2021-09-18	rnd 3	type Standard	result 1
		Opponent Zenzile, A (Amahle)				Opponent Preston, W (Waylon)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament WP Club League 2023				Tournament WP Club League 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cupido, E (Esmarie)				Opponent Groves, E (Edwin)
2	2	Tournament 2022 Western Province Club League				Tournament 2022 Western Province Club League
		date 2022-09-17	rnd 9	type Standard	result 1	date 2022-09-17	rnd 10	type Standard	result 1
		Opponent Visagie, C (Cheslin)				Opponent Zinyane, A (Aphelele)
3	2	Tournament CWP Closed 2021				Tournament CWP Closed 2021
		date 2021-09-18	rnd 2	type Standard	result 1	date 2021-09-18	rnd 3	type Standard	result 1
		Opponent Zenzile, A (Amahle)				Opponent Preston, W (Waylon)

#	Games	Start				End
1	2	Tournament WP Club League 2023				Tournament WP Club League 2023
		date 2023-08-19	rnd 5	type Standard	result 1	date 2023-08-19	rnd 6	type Standard	result 1
		Opponent Cupido, E (Esmarie)				Opponent Groves, E (Edwin)
2	2	Tournament 2022 Western Province Club League				Tournament 2022 Western Province Club League
		date 2022-09-17	rnd 9	type Standard	result 1	date 2022-09-17	rnd 10	type Standard	result 1
		Opponent Visagie, C (Cheslin)				Opponent Zinyane, A (Aphelele)
3	2	Tournament CWP Closed 2021				Tournament CWP Closed 2021
		date 2021-09-18	rnd 2	type Standard	result 1	date 2021-09-18	rnd 3	type Standard	result 1
		Opponent Zenzile, A (Amahle)				Opponent Preston, W (Waylon)

No games found.

#	Games	Start				End

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	Russell ,C (Caleb)	1	1	425	1	1	425	0	0	0	0	0	0
1	Russell ,C (Caleb)	1	1234.1	1659.1	1	1200	1659.1	0	0	0	0	0	0
2	Mbambalala ,O (Owam)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mbambalala ,O (Owam)	1	1285.1	1710.1	1	1298.2	1710.1	0	0	0	0	0	0
3	Zinyane ,A (Aphelele)	1	1	425	1	1	425	0	0	0	0	0	0
3	Zinyane ,A (Aphelele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Christianson ,B (Barry)	1	1	425	1	1	425	0	0	0	0	0	0
4	Christianson ,B (Barry)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Katsidzira ,B (Brad Arthur)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Katsidzira ,B (Brad Arthur)	1	1212.7	787.7	1	1199.8	787.7	0	0	0	0	0	0
6	Siyo ,S (Sibabale)	1	1	425	1	1	425	0	0	0	0	0	0
6	Siyo ,S (Sibabale)	1	1682.7	2107.7	1	1670.6	2107.7	0	0	0	0	0	0
7	Manuel ,R (Renwyn)	1	1	425	1	1	425	0	0	0	0	0	0
7	Manuel ,R (Renwyn)	1	1265.3	1690.3	1	1222.8	1690.3	0	0	0	0	0	0
8	Brand ,D (Dion)	1	1	425	1	1	425	0	0	0	0	0	0
8	Brand ,D (Dion)	1	1211.1	1636.1	1	1205.8	1636.1	0	0	0	0	0	0
9	Groves ,E (Edwin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Groves ,E (Edwin)	1	1151	1576	1	1179.8	1576	0	0	0	0	0	0
10	Andrews ,R (Raldo Ryle)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Andrews ,R (Raldo Ryle)	1	1655	1230	1	1655	1230	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Theunissen, 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