Chess South Africa Ratings Database

PLAYER PAGE

Personal

Starke, J (Joshua)

Chess SA id

1140314462

FIDE id

Date of birth

2014-03-11 (U12)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-05-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1266.7

Item	Main	Standard	Rapid	Blitz
Rating	1318.5	1261	1304.4	1200
Raw rating	1318.5	1261	1304.4	1200
Weighted rating	1258.3	1225.1	1257.1	1200
Weighted performance	0	0	0	0
Floor	818.5	761	804.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	140	152	142.9	165.8
Highest rating	1318.5 2025-06-01	1261 2025-06-01	1304.4 2025-03-01	1200 2025-03-01
Highest raw rating	1318.5 2025-06-01	1261 2025-06-01	1304.4 2025-03-01	1200 2025-03-01
Highest weighted rating	1243.8 2025-08-01	1217.1 2025-08-01	1244.9 2025-08-01	1200 2025-03-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1318.5	1261	1304.4	1200
Analysis
Rating	1318.5	1261	1304.4	1200
Raw rating	1318.5	1261	1304.4	1200
Weighted rating	1258.3	1225.1	1257.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	818.5	761	804.4	700
Max/Min rating change allowed	140	152	142.9	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	1318.5	1261	1304.4	1200
New weighted rating	1265	1228.9	1262.6	1200
New weighted performance	0	0	0	0
Temp new rating	1318.5	1261	1304.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1318.5	1261	1304.4	1200
New K-factor	36	36	36	36
New floor	818.5	761	804.4	700

Item	Main	Standard	Rapid
	0	0	0
	23	11	12
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	23	11	12

Games since
	Main 23	Standard 11		Rapid 12		Blitz 0
Gender	Male
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
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	23	14	60.87	92.4	1312.9	1405.3
Standard	11	6	54.55	38.6	1359.9	1398.5
Rapid	12	8	66.67	141.7	1269.9	1411.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	14	60.87	92.4	1312.9	1405.3
Standard	11	6	54.55	38.6	1359.9	1398.5
Rapid	12	8	66.67	141.7	1269.9	1411.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1318.5	1261	1304.4	1200
2025-09-01	1318.5	1261	1304.4	1200
2025-08-01	1318.5	1261	1304.4	1200
2025-07-01	1318.5	1261	1304.4	1200
2025-06-01	1318.5	1261	1304.4	1200
2025-05-01	1287.4	1222.5	1304.4	1200
2025-04-01	1287.4	1222.5	1304.4	1200
2025-03-01	1271.9	1200	1304.4	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	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	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Collins, M (Marius)				Opponent Galea, S (Samuel)
2	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Buhr, H (Heinrich)				Opponent Otto, X (Xavier)
3	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Fisher, M (Micah)				Opponent Otto, X (Xavier)

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Bester, S (Sebastian)				Opponent Bester, S (Sebastian)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Fourie, I (Izak)				Opponent Fourie, I (Izak)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Snyman, V (Van Zyl)				Opponent Snyman, V (Van Zyl)

#	Games	Start				End
1	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Collins, M (Marius)				Opponent Galea, S (Samuel)
2	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Fisher, M (Micah)				Opponent Otto, X (Xavier)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 1	type Rapid	result 1	date 2025-02-01	rnd 2	type Rapid	result 1
		Opponent Oosthuizen, D (Daniel)				Opponent Barnard, A (Adam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Collins, M (Marius)				Opponent Galea, S (Samuel)
2	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-02-22	rnd 6	type Rapid	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Buhr, H (Heinrich)				Opponent Otto, X (Xavier)
3	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Fisher, M (Micah)				Opponent Otto, X (Xavier)

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 6	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Bester, S (Sebastian)				Opponent Bester, S (Sebastian)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Fourie, I (Izak)				Opponent Fourie, I (Izak)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Snyman, V (Van Zyl)				Opponent Snyman, V (Van Zyl)

#	Games	Start				End
1	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Collins, M (Marius)				Opponent Galea, S (Samuel)
2	2	Tournament Overberg Schools - PS Trials (Region 1) 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Fisher, M (Micah)				Opponent Otto, X (Xavier)
3	2	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools & Federation Open 2025
		date 2025-02-01	rnd 1	type Rapid	result 1	date 2025-02-01	rnd 2	type Rapid	result 1
		Opponent Oosthuizen, D (Daniel)				Opponent Barnard, A (Adam)

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	Collins ,M (Marius)	2	2	425	1	1	425	1	1	425	0	0	0
1	Collins ,M (Marius)	2	1141.9	1566.9	1	1124.4	1566.9	1	1156.8	1566.9	0	0	0
2	Nel ,K (Kuhle)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Nel ,K (Kuhle)	2	1325.7	900.7	1	1244.1	900.7	1	1320.2	900.7	0	0	0
3	Otto ,X (Xavier)	2	2	425	1	1	425	1	1	425	0	0	0
3	Otto ,X (Xavier)	2	1144.7	1569.7	1	1143.3	1569.7	1	1191.6	1569.7	0	0	0
4	Lee ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
4	Lee ,J (Joshua)	1	1210.2	1635.2	1	1182.9	1635.2	0	0	0	0	0	0
5	Bester ,S (Sebastian)	1	1	425	1	1	425	0	0	0	0	0	0
5	Bester ,S (Sebastian)	1	1366.3	1791.3	1	1310.7	1791.3	0	0	0	0	0	0
6	Snyman ,V (Van Zyl)	1	1	425	1	1	425	0	0	0	0	0	0
6	Snyman ,V (Van Zyl)	1	1505.1	1930.1	1	1382.2	1930.1	0	0	0	0	0	0
7	Zhang ,M (Ming Xuan Jesse)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Zhang ,M (Ming Xuan Jesse)	1	1368.4	943.4	1	1341.1	943.4	0	0	0	0	0	0
8	Els ,P (Petri)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Els ,P (Petri)	1	1426.7	1001.7	1	1375.3	1001.7	0	0	0	0	0	0
9	Fourie ,I (Izak)	1	1	425	1	1	425	0	0	0	0	0	0
9	Fourie ,I (Izak)	1	1461.9	1886.9	1	1403.7	1886.9	0	0	0	0	0	0
10	Van Wyk ,M (Micaile)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Wyk ,M (Micaile)	1	1491.7	1066.7	1	1441.9	1066.7	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

Starke, 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