Chess South Africa Ratings Database

PLAYER PAGE

Personal

Willemse, RJ (Rudolph Johannes)

Chess SA id

188042900

FIDE id

Date of birth

1988-07-17 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

SA,NI

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1829.9	1829.9	1830.8	1830.8
Raw rating	1819	1819	1830.8	1830.8
Weighted rating	1829.9	1829.9	1830.8	1830.8
Weighted performance	0	0	0	0
Floor	1330.8	1330.8	1330.8	1330.8
K-factor	24	24	24	24
Min/Max rating change allowed	68.6	68.6	67.5	67.5
Highest rating	1830.8 2018-06-01	1830.8 2018-06-01	1830.8 2018-06-01	1830.8 2018-06-01
Highest raw rating	1830.8 2024-02-01	1830.8 2024-02-01	1830.8 2024-02-01	1830.8 2024-02-01
Highest weighted rating	1830.8 2018-06-01	1830.8 2018-06-01	1830.8 2018-06-01	1830.8 2018-06-01
Highest weighted performance	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.9	-0.9	0	0
New rating	1829	1829	1830.8	1830.8
Analysis
Rating	1829.9	1829.9	1830.8	1830.8
Raw rating	1819	1819	1830.8	1830.8
Weighted rating	1829.9	1829.9	1830.8
Weighted performance	0	0	0
K-factor	24	24	24	24
Floor	1330.8	1330.8	1330.8	1330.8
Max/Min rating change allowed	68.6	68.6	67.5	67.5
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	1819	1819	1830.8	1830.8
New weighted rating	1829	1829	1830.8	1830.8
New weighted performance	0	0	0	0
Temp new rating	1829	1829	1830.8	1830.8
Temp new rating +/-	-0.9	-0.9	0	0
Final new rating +/-	-0.9	-0.9	0	0
New rating	1829	1829	1830.8	1830.8
New K-factor	24	24	24	24
New floor	1330.8	1330.8	1330.8	1330.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	2	2	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	364	287	6	71

Games since
	Main 2	Standard 2		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	2	1.5	75	212.5	1350.8	1563.3
Standard	2	1.5	75	212.5	1350.8	1563.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	2	1.5	75	212.5	1350.8	1563.3
Standard	2	1.5	75	212.5	1350.8	1563.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1819	1819	1830.8	1830.8
2025-09-30	1830.8	1830.8	1830.8	1830.8
2025-09-01	1830.8	1830.8	1830.8	1830.8
2025-08-01	1830.8	1830.8	1830.8	1830.8
2025-07-01	1830.8	1830.8	1830.8	1830.8
2025-06-01	1830.8	1830.8	1830.8	1830.8
2025-05-01	1830.8	1830.8	1830.8	1830.8
2025-04-01	1830.8	1830.8	1830.8	1830.8
2025-03-01	1830.8	1830.8	1830.8	1830.8
2025-02-01	1830.8	1830.8	1830.8	1830.8
2025-01-01	1830.8	1830.8	1830.8	1830.8
2024-12-01	1830.8	1830.8	1830.8	1830.8
2024-11-01	1830.8	1830.8	1830.8	1830.8
2024-10-01	1830.8	1830.8	1830.8	1830.8
2024-09-01	1830.8	1830.8	1830.8	1830.8
2024-08-01	1830.8	1830.8	1830.8	1830.8
2024-07-01	1830.8	1830.8	1830.8	1830.8
2024-09-01	1830.8	1830.8	1830.8	1830.8
2024-05-01	1830.8	1830.8	1830.8	1830.8
2024-04-01	1830.8	1830.8	1830.8	1830.8
2024-03-01	1830.8	1830.8	1830.8	1830.8
2024-02-01	1830.8	1830.8	1830.8	1830.8
2024-01-01	1830.8	1830.8	1830.8	1830.8
2023-12-01	1830.8	1830.8	1830.8	1830.8

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 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	2	1.5	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 (C)	2025-07-26	2025-09-27	Standard	Cape Town (WCT)	11	2	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Town Chess Federation Club League 2025				Tournament Cape Town Chess Federation Club League 2025
		date 2025-08-16	rnd 3	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 0.5
		Opponent Van Staaden, BH (Burton)				Opponent Steytler, N (Nic)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

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	Steytler ,N (Nic)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Steytler ,N (Nic)	1	1378.6	1378.6	1	1361.5	1378.6	0	0	0	0	0	0
2	Van Staaden ,BH (Burton)	1	1	425	1	1	425	0	0	0	0	0	0
2	Van Staaden ,BH (Burton)	1	1323.1	1748.1	1	1318.9	1748.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Willemse, RJ (Rudolph Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms