Chess South Africa Ratings Database

PLAYER PAGE

Personal

Klaasen, J (James)

Chess SA id

1060137724

FIDE id

Date of birth

2006-10-25 (U20)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-10-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1164.9	1112.1	1230.5	1200
Raw rating	1164.9	1112.1	1230.5	1200
Weighted rating	1164.9	1111.7	1230.5	1200
Weighted performance	776.6	0	0	0
Floor	709.4	700	730.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	174.3	187.9	158.8	165.8
Highest rating	1220.4 2022-02-01	1200 2018-10-01	1277 2022-02-01	1200 2018-10-01
Highest raw rating	1209.4 2022-03-01	1200 2019-12-01	1230.5 2024-02-01	1200 2024-02-01
Highest weighted rating	1209.4 2022-03-01	1200 2018-10-01	1230.5 2025-08-01	1200 2018-10-01
Highest weighted performance	1220.4 2022-02-01	1200 2019-12-01	1277 2022-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1164.9	1112.1	1230.5	1200
Analysis
Rating	1164.9	1112.1	1230.5	1200
Raw rating	1164.9	1112.1	1230.5	1200
Weighted rating	1164.9	1111.7	1230.5
Weighted performance	776.6	0	0
K-factor	36	36	36	36
Floor	709.4	700	730.5	700
Max/Min rating change allowed	174.3	187.9	158.8	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	1164.9	1112.1	1230.5	1200
New weighted rating	1164.9	1111.8	1230.5	1200
New weighted performance	776.2	0	0	0
Temp new rating	1164.9	1112.1	1230.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1164.9	1112.1	1230.5	1200
New K-factor	36	36	36	36
New floor	709.4	700	730.5	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	11	5	6
	18	8	10
	0	0	0
History	29	13	16

Games since
	Main 11	Standard 5		Rapid 6		Blitz 0
Gender	Male
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	29	14	48.28	-14.7	1175.7	1161.1
Standard	13	4	30.77	-163.5	1198.5	1035
Rapid	16	10	62.5	106.2	1157.3	1263.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1164.9	1112.1	1230.5	1200
2025-09-01	1164.9	1112.1	1230.5	1200
2025-08-01	1164.9	1112.1	1230.5	1200
2025-07-01	1164.9	1112.1	1230.5	1200
2025-06-01	1164.9	1112.1	1230.5	1200
2025-05-01	1164.9	1112.1	1230.5	1200
2025-04-01	1164.9	1112.1	1230.5	1200
2025-03-01	1164.9	1112.1	1230.5	1200
2025-02-01	1164.9	1112.1	1230.5	1200
2025-01-01	1164.9	1111.2	1230.5	1200
2024-12-01	1164.9	1111.2	1230.5	1200
2024-11-01	1164.9	1111.2	1230.5	1200
2024-10-01	1164.9	1111.2	1230.5	1200
2024-09-01	1164.9	1111.2	1230.5	1200
2024-08-01	1164.9	1111.2	1230.5	1200
2024-07-01	1164.9	1111.2	1230.5	1200
2024-06-01	1164.9	1111.2	1230.5	1200
2024-08-01	1164.9	1111.2	1230.5	1200
2024-04-01	1164.9	1111.2	1230.5	1200
2024-03-01	1164.9	1111.2	1230.5	1200
2024-02-01	1164.9	1111.2	1230.5	1200
2024-01-01	1164.9	1111.2	1230.5	1200
2023-12-01	1164.9	1111.2	1230.5	1200
2023-11-01	1164.9	1111.2	1230.5	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	Robertson Chess Tournament Oct 2023 (U17)	2023-10-28	2023-10-28	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
2	Bonnievale Open Rapid 2023 (Developmen)	2023-10-21	2023-10-21	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
3	Cape Winelands Schools Top Schools 2022 (U18 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
4	Strategema Chess Festival 2022 (U18 Open)	2022-05-14	2022-05-14	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Cape Winelands Schools 2022 (U18 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
6	Lanfeberg Schools Chess Trials 2022 (U18)	2022-02-26	2022-02-26	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bonnievale Open Rapid 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-21	rnd 5	type Rapid	result 1	date 2023-10-28	rnd 1	type Standard	result 1
		Opponent Slingers, V (Vanessa)				Opponent Mattheys, C (Clyde)
2	3	Tournament Strategema Chess Festival 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-14	rnd 4	type Rapid	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Cupido, M (Martin)				Opponent Stokes, J (Jody)
3	3	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Lanfeberg Schools Chess Trials 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-02-26	rnd 5	type Rapid	result 1
		Opponent Conradie, J (Jordan)				Opponent Van Tonder, R (Riette)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-03-05	rnd 5	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Verhoog, W (Walken)				Opponent Stokes, J (Jody)
2	1	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 6	type Standard	result 1	date 2023-10-28	rnd 6	type Standard	result 1
		Opponent Smith, O (Oswill)				Opponent Smith, O (Oswill)
3	1	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 1	type Standard	result 1	date 2023-10-28	rnd 1	type Standard	result 1
		Opponent Mattheys, C (Clyde)				Opponent Mattheys, C (Clyde)

#	Games	Start				End
1	4	Tournament Strategema Chess Festival 2022				Tournament Bonnievale Open Rapid 2023
		date 2022-05-14	rnd 4	type Rapid	result 1	date 2023-10-21	rnd 2	type Rapid	result 1
		Opponent Cupido, M (Martin)				Opponent Jacobs, D (Deno)
2	4	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Strategema Chess Festival 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-05-14	rnd 1	type Rapid	result 1
		Opponent Conradie, J (Jordan)				Opponent Daphula, L (Lelethu)
3	2	Tournament Bonnievale Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-10-21	rnd 5	type Rapid	result 1	date 2023-10-21	rnd 6	type Rapid	result 1
		Opponent Slingers, V (Vanessa)				Opponent Stallenberg, R (Runiel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bonnievale Open Rapid 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-21	rnd 5	type Rapid	result 1	date 2023-10-28	rnd 1	type Standard	result 1
		Opponent Slingers, V (Vanessa)				Opponent Mattheys, C (Clyde)
2	3	Tournament Strategema Chess Festival 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-14	rnd 4	type Rapid	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Cupido, M (Martin)				Opponent Stokes, J (Jody)
3	3	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Lanfeberg Schools Chess Trials 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-02-26	rnd 5	type Rapid	result 1
		Opponent Conradie, J (Jordan)				Opponent Van Tonder, R (Riette)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-03-05	rnd 5	type Standard	result 1	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Verhoog, W (Walken)				Opponent Stokes, J (Jody)
2	1	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 6	type Standard	result 1	date 2023-10-28	rnd 6	type Standard	result 1
		Opponent Smith, O (Oswill)				Opponent Smith, O (Oswill)
3	1	Tournament Robertson Chess Tournament Oct 2023				Tournament Robertson Chess Tournament Oct 2023
		date 2023-10-28	rnd 1	type Standard	result 1	date 2023-10-28	rnd 1	type Standard	result 1
		Opponent Mattheys, C (Clyde)				Opponent Mattheys, C (Clyde)

#	Games	Start				End
1	4	Tournament Strategema Chess Festival 2022				Tournament Bonnievale Open Rapid 2023
		date 2022-05-14	rnd 4	type Rapid	result 1	date 2023-10-21	rnd 2	type Rapid	result 1
		Opponent Cupido, M (Martin)				Opponent Jacobs, D (Deno)
2	4	Tournament Lanfeberg Schools Chess Trials 2022				Tournament Strategema Chess Festival 2022
		date 2022-02-26	rnd 3	type Rapid	result 1	date 2022-05-14	rnd 1	type Rapid	result 1
		Opponent Conradie, J (Jordan)				Opponent Daphula, L (Lelethu)
3	2	Tournament Bonnievale Open Rapid 2023				Tournament Bonnievale Open Rapid 2023
		date 2023-10-21	rnd 5	type Rapid	result 1	date 2023-10-21	rnd 6	type Rapid	result 1
		Opponent Slingers, V (Vanessa)				Opponent Stallenberg, R (Runiel)

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	George ,C (Cornelius)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	George ,C (Cornelius)	2	1150.2	725.2	1	1200	725.2	1	1107.6	725.2	0	0	0
2	Schwarte ,R (Richard)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Schwarte ,R (Richard)	1	1208.2	783.2	1	1200	783.2	0	0	0	0	0	0
3	Tamanie ,N (Nicole)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Tamanie ,N (Nicole)	1	1107.5	682.5	1	1057.6	682.5	0	0	0	0	0	0
4	Hall ,G (Gregory)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Hall ,G (Gregory)	1	1176.3	751.3	1	1129.2	751.3	0	0	0	0	0	0
5	Cupido ,R (Reagon)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Cupido ,R (Reagon)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Smith ,O (Oswill)	1	1	425	1	1	425	0	0	0	0	0	0
6	Smith ,O (Oswill)	1	1156.2	1581.2	1	1160.8	1581.2	0	0	0	0	0	0
7	Snyman ,A (Alex)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Snyman ,A (Alex)	1	1162	737	1	1033.6	737	0	0	0	0	0	0
8	Maans ,A (Angeo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Maans ,A (Angeo)	1	1207.4	782.4	1	1200	782.4	0	0	0	0	0	0
9	Stokes ,J (Jody)	1	1	425	1	1	425	0	0	0	0	0	0
9	Stokes ,J (Jody)	1	1333.3	1758.3	1	1248.2	1758.3	0	0	0	0	0	0
10	Goeieman ,J (Jody-Anne)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Goeieman ,J (Jody-Anne)	1	1394.1	969.1	1	1399.8	969.1	0	0	0	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

Klaasen, J (James)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms