Chess South Africa Ratings Database

PLAYER PAGE

Personal

Carstens, J (Joshua)

Chess SA id

108082122

FIDE id

Date of birth

2008-01-05 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-31

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	683.3	502.4	804	502.4
Raw rating	683.3	502.4	804	502.4
Weighted rating	683.3	502.4	804	502.4
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	346.2	448	291.5	448
Highest rating	1200 2018-02-01	1200 2024-02-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	683.3 2024-02-01	502.4 2024-02-01	804 2024-02-01	502.4 2024-02-01
Highest weighted rating	683.3 2024-11-01	502.4 2024-11-01	804 2024-11-01	502.4 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2024-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	683.3	502.4	804	502.4
Analysis
Rating	683.3	502.4	804	502.4
Raw rating	683.3	502.4	804	502.4
Weighted rating	683.3	502.4	804
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	346.2	448	291.5	448
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	683.3	502.4	804	502.4
New weighted rating	683.3	502.4	804	502.4
New weighted performance	0	0	0	0
Temp new rating	683.3	502.4	804	502.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	683.3	502.4	804	502.4
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	26	26

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	14	8	57.14	60.7	1113.5	1174.2
Standard	0	0	0	0	0	0
Rapid	14	8	57.14	60.7	1113.5	1174.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	683.3	502.4	804	502.4
2025-09-01	683.3	502.4	804	502.4
2025-08-01	683.3	502.4	804	502.4
2025-07-01	683.3	502.4	804	502.4
2025-06-01	683.3	502.4	804	502.4
2025-05-01	683.3	502.4	804	502.4
2025-04-01	683.3	502.4	804	502.4
2025-03-01	683.3	502.4	804	502.4
2025-02-01	683.3	502.4	804	502.4
2025-01-01	683.3	502.4	804	502.4
2024-12-01	683.3	502.4	804	502.4
2024-11-01	683.3	502.4	804	502.4
2024-10-01	683.3	502.4	804	502.4
2024-09-01	683.3	502.4	804	502.4
2024-08-01	683.3	502.4	804	502.4
2024-07-01	683.3	502.4	804	502.4
2024-06-01	683.3	502.4	804	502.4
2024-08-01	683.3	502.4	804	502.4
2024-04-01	683.3	502.4	804	502.4
2024-03-01	683.3	502.4	804	502.4
2024-02-01	683.3	502.4	804	502.4
2024-01-01	683.3	502.4	804	502.4
2023-12-01	683.3	502.4	804	502.4
2023-11-01	683.3	502.4	804	502.4

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	Stellenbosch Primary 2019 (U12)	2019-08-31	2019-08-31	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis
2	Rhenish Primary Chess Tournament 2019 (U12)	2019-05-11	2019-05-11	Rapid	Cape Winelands (WCW)	7	7	4	Yes	Analysis

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Stellenbosch Primary 2019
		date 2019-05-11	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 1	type Rapid	result 1
		Opponent Seal, A (Ayrin)				Opponent Boden, J (Joshua)
2	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 1	type Rapid	result 1	date 2019-05-11	rnd 2	type Rapid	result 1
		Opponent Neels, JL (Jayden-Lee)				Opponent Kim, S (Song-Ha)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 7	type Rapid	result 1
		Opponent Hemphill, S (Sarah)				Opponent Hemphill, S (Sarah)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Stellenbosch Primary 2019
		date 2019-05-11	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 1	type Rapid	result 1
		Opponent Seal, A (Ayrin)				Opponent Boden, J (Joshua)
2	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 1	type Rapid	result 1	date 2019-05-11	rnd 2	type Rapid	result 1
		Opponent Neels, JL (Jayden-Lee)				Opponent Kim, S (Song-Ha)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 7	type Rapid	result 1
		Opponent Hemphill, S (Sarah)				Opponent Hemphill, S (Sarah)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Stellenbosch Primary 2019
		date 2019-05-11	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 1	type Rapid	result 1
		Opponent Seal, A (Ayrin)				Opponent Boden, J (Joshua)
2	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 1	type Rapid	result 1	date 2019-05-11	rnd 2	type Rapid	result 1
		Opponent Neels, JL (Jayden-Lee)				Opponent Kim, S (Song-Ha)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 7	type Rapid	result 1
		Opponent Hemphill, S (Sarah)				Opponent Hemphill, S (Sarah)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Stellenbosch Primary 2019
		date 2019-05-11	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 1	type Rapid	result 1
		Opponent Seal, A (Ayrin)				Opponent Boden, J (Joshua)
2	2	Tournament Rhenish Primary Chess Tournament 2019				Tournament Rhenish Primary Chess Tournament 2019
		date 2019-05-11	rnd 1	type Rapid	result 1	date 2019-05-11	rnd 2	type Rapid	result 1
		Opponent Neels, JL (Jayden-Lee)				Opponent Kim, S (Song-Ha)
3	1	Tournament Stellenbosch Primary 2019				Tournament Stellenbosch Primary 2019
		date 2019-08-31	rnd 7	type Rapid	result 1	date 2019-08-31	rnd 7	type Rapid	result 1
		Opponent Hemphill, S (Sarah)				Opponent Hemphill, S (Sarah)

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	Wu ,J (Jason)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Wu ,J (Jason)	2	1175.1	750.1	0	0	0	2	1188.8	750.1	0	0	0
2	Fortuin ,A (Ashneeq)	1	1	425	0	0	0	1	1	425	0	0	0
2	Fortuin ,A (Ashneeq)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Van Houten ,C (Christian)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Van Houten ,C (Christian)	1	1187.4	762.4	0	0	0	1	1200	762.4	0	0	0
4	Boden ,J (Joshua)	1	1	425	0	0	0	1	1	425	0	0	0
4	Boden ,J (Joshua)	1	1125.2	1550.2	0	0	0	1	1143.2	1550.2	0	0	0
5	Grobbelaar ,A (Altus)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Grobbelaar ,A (Altus)	1	1113.9	688.9	0	0	0	1	1149.6	688.9	0	0	0
6	Kim ,S (Song-Ha)	1	1	425	0	0	0	1	1	425	0	0	0
6	Kim ,S (Song-Ha)	1	1171.7	1596.7	0	0	0	1	1168	1596.7	0	0	0
7	Carstens ,C (Cole)	1	1	425	0	0	0	1	1	425	0	0	0
7	Carstens ,C (Cole)	1	1073.5	1498.5	0	0	0	1	950.4	1498.5	0	0	0
8	Seal ,A (Ayrin)	1	1	425	0	0	0	1	1	425	0	0	0
8	Seal ,A (Ayrin)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Neels ,JL (Jayden-Lee)	1	1	425	0	0	0	1	1	425	0	0	0
9	Neels ,JL (Jayden-Lee)	1	1117.9	1542.9	0	0	0	1	937.9	1542.9	0	0	0
10	Booysen ,T (Timica)	1	1	425	0	0	0	1	1	425	0	0	0
10	Booysen ,T (Timica)	1	1104.7	1529.7	0	0	0	1	1144	1529.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Carstens, 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