Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rubenstein, J (Joshua)

Chess SA id

1940152862

FIDE id

Date of birth

1994-02-18 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1285.3	1265.1	1309.6	1300
Raw rating	1285.3	1265.1	1309.6	1300
Weighted rating	1285.3	1265	1309.2	1299
Weighted performance	0	0	0	0
Floor	785.3	765.1	809.6	800
K-factor	36	36	36	36
Min/Max rating change allowed	146.8	151.1	141.8	143.8
Highest rating	1479.2 2023-05-01	1404.5 2023-03-01	1478.9 2023-05-01	1300 2024-03-01
Highest raw rating	1285.3 2024-03-01	1265.1 2024-03-01	1309.6 2024-03-01	1300 2024-03-01
Highest weighted rating	1285.3 2025-04-01	1264.7 2025-08-01	1308.3 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1479.2 2023-05-01	1404.5 2023-03-01	1478.9 2023-05-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1285.3	1265.1	1309.6	1300
Analysis
Rating	1285.3	1265.1	1309.6	1300
Raw rating	1285.3	1265.1	1309.6	1300
Weighted rating	1285.3	1265	1309.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	785.3	765.1	809.6	800
Max/Min rating change allowed	146.8	151.1	141.8	143.8
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	1285.3	1265.1	1309.6	1300
New weighted rating	1285.3	1265.1	1309.5	1299.7
New weighted performance	0	0	0	0
Temp new rating	1285.3	1265.1	1309.6	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1285.3	1265.1	1309.6	1300
New K-factor	36	36	36	36
New floor	785.3	765.1	809.6	800

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	12	6	6
	0	0	0
	0	0	0
History	12	6	6

Games since
	Main 0	Standard 0		Rapid 0		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	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	12	7.5	62.5	106.2	1392	1498.2
Standard	6	3.5	58.33	70.8	1334.6	1405.4
Rapid	6	4	66.67	141.7	1449.3	1591
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1285.3	1265.1	1309.6	1300
2025-09-01	1285.3	1265.1	1309.6	1300
2025-08-01	1285.3	1265.1	1309.6	1300
2025-07-01	1285.3	1265.1	1309.6	1300
2025-06-01	1285.3	1265.1	1309.6	1300
2025-05-01	1285.3	1265.1	1309.6	1300
2025-04-01	1285.3	1265.1	1309.6	1300
2025-03-01	1285.3	1265.1	1309.6	1300
2025-02-01	1285.3	1265.1	1309.6	1300
2025-01-01	1285.3	1265.1	1309.6	1300
2024-12-01	1285.3	1265.1	1309.6	1300
2024-11-01	1285.3	1265.1	1309.6	1300
2024-10-01	1285.3	1265.1	1309.6	1300
2024-09-01	1285.3	1265.1	1309.6	1300
2024-08-01	1285.3	1265.1	1309.6	1300
2024-07-01	1285.3	1265.1	1309.6	1300
2024-06-01	1285.3	1265.1	1309.6	1300
2024-08-01	1285.3	1265.1	1309.6	1300
2024-04-01	1285.3	1265.1	1309.6	1300
2024-03-01	1285.3	1265.1	1309.6	1300
2024-02-01	1285.3	1265.1	1309.6	1300
2024-01-01	1285.3	1265.1	1309.6	1300
2023-12-01	1285.3	1253.6	1269.2	1200
2023-11-01	1285.3	1253.6	1269.2	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	Steinitz Open 2023 (D)	2023-05-27	2023-05-27	Rapid	Cape Town (WCT)	6	6	4	Yes	Analysis
2	Cape Town Open 2023 (Intermediate)	2023-03-25	2023-03-26	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-05-27	rnd 4	type Rapid	result 1
		Opponent Ramlall, R (Rahul)				Opponent Palmer, ZE (Zante)
2	2	Tournament Cape Town Open 2023				Tournament Steinitz Open 2023
		date 2023-03-26	rnd 6	type Standard	result 0.5	date 2023-05-27	rnd 1	type Rapid	result 1
		Opponent Amar, J (James)				Opponent Maginley, J (Jonathan)
3	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-03-26	rnd 4	type Standard	result 1
		Opponent Magwaza, R (Richard)				Opponent Gebu, S (Sisipho)

#	Games	Start				End
1	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-03-26	rnd 4	type Standard	result 1
		Opponent Magwaza, R (Richard)				Opponent Gebu, S (Sisipho)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 6	type Standard	result 0.5	date 2023-03-26	rnd 6	type Standard	result 0.5
		Opponent Amar, J (James)				Opponent Amar, J (James)
3	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Van Tonder, WF (Willem Frederick)				Opponent Van Tonder, WF (Willem Frederick)

#	Games	Start				End
1	2	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-05-27	rnd 4	type Rapid	result 1
		Opponent Ramlall, R (Rahul)				Opponent Palmer, ZE (Zante)
2	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 6	type Rapid	result 1	date 2023-05-27	rnd 6	type Rapid	result 1
		Opponent Palmer, J (Jesse)				Opponent Palmer, J (Jesse)
3	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 1	type Rapid	result 1	date 2023-05-27	rnd 1	type Rapid	result 1
		Opponent Maginley, J (Jonathan)				Opponent Maginley, J (Jonathan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-05-27	rnd 4	type Rapid	result 1
		Opponent Ramlall, R (Rahul)				Opponent Palmer, ZE (Zante)
2	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-03-26	rnd 4	type Standard	result 1
		Opponent Magwaza, R (Richard)				Opponent Gebu, S (Sisipho)
3	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 6	type Rapid	result 1	date 2023-05-27	rnd 6	type Rapid	result 1
		Opponent Palmer, J (Jesse)				Opponent Palmer, J (Jesse)

#	Games	Start				End
1	2	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-03-26	rnd 4	type Standard	result 1
		Opponent Magwaza, R (Richard)				Opponent Gebu, S (Sisipho)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-25	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Van Tonder, WF (Willem Frederick)				Opponent Van Tonder, WF (Willem Frederick)

#	Games	Start				End
1	2	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 3	type Rapid	result 1	date 2023-05-27	rnd 4	type Rapid	result 1
		Opponent Ramlall, R (Rahul)				Opponent Palmer, ZE (Zante)
2	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 6	type Rapid	result 1	date 2023-05-27	rnd 6	type Rapid	result 1
		Opponent Palmer, J (Jesse)				Opponent Palmer, J (Jesse)
3	1	Tournament Steinitz Open 2023				Tournament Steinitz Open 2023
		date 2023-05-27	rnd 1	type Rapid	result 1	date 2023-05-27	rnd 1	type Rapid	result 1
		Opponent Maginley, J (Jonathan)				Opponent Maginley, J (Jonathan)

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	Manning ,C (Callan)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Manning ,C (Callan)	1	1518	1093	1	1485.1	1093	0	0	0	0	0	0
2	Van Tonder ,WF (Willem Frederick)	1	1	425	1	1	425	0	0	0	0	0	0
2	Van Tonder ,WF (Willem Frederick)	1	1161.5	1586.5	1	1158.6	1586.5	0	0	0	0	0	0
3	Maruma ,K (Katlego)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Maruma ,K (Katlego)	1	1368.6	943.6	1	1369.9	943.6	0	0	0	0	0	0
4	Magwaza ,R (Richard)	1	1	425	1	1	425	0	0	0	0	0	0
4	Magwaza ,R (Richard)	1	1204.3	1629.3	1	1187.7	1629.3	0	0	0	0	0	0
5	Amar ,J (James)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Amar ,J (James)	1	1407	1407	1	1382.6	1407	0	0	0	0	0	0
6	Gebu ,S (Sisipho)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gebu ,S (Sisipho)	1	1348	1773	1	1346.5	1773	0	0	0	0	0	0
7	Ramlall ,R (Rahul)	1	1	425	0	0	0	1	1	425	0	0	0
7	Ramlall ,R (Rahul)	1	1235.2	1660.2	0	0	0	1	1210.1	1660.2	0	0	0
8	Lombard ,L (Luke)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Lombard ,L (Luke)	1	1591.4	1166.4	0	0	0	1	1413.1	1166.4	0	0	0
9	De Jager ,AJ (Andreas Johannes)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	De Jager ,AJ (Andreas Johannes)	1	1881.8	1456.8	0	0	0	1	1715.2	1456.8	0	0	0
10	Maginley ,J (Jonathan)	1	1	425	0	0	0	1	1	425	0	0	0
10	Maginley ,J (Jonathan)	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

Rubenstein, J (Joshua)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms