Chess South Africa Ratings Database

PLAYER PAGE

Personal

Muller, R (Riaan)

Chess SA id

1160324214

FIDE id

Date of birth

2016-04-19 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1196.2	1200	1193.5	1200
Raw rating	1175.5	1200	1158.4	1200
Weighted rating	1196.2	1200	1193.5	1200
Weighted performance	0	0	0	0
Floor	699.9	700	699.9	700
K-factor	40	40	40	40
Min/Max rating change allowed	171.7	165.8	175.9	165.8
Highest rating	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05
Highest raw rating	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05
Highest weighted rating	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05	1199.9 2025-08-05
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	-1.8	0	-3.1	0
New rating	1194.4	1200	1190.4	1200
Analysis
Rating	1196.2	1200	1193.5	1200
Raw rating	1175.5	1200	1158.4	1200
Weighted rating	1196.2	1200	1193.5
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	699.9	700	699.9	700
Max/Min rating change allowed	171.7	165.8	175.9	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	1175.5	1200	1158.4	1200
New weighted rating	1194.4	1200	1190.4	1200
New weighted performance	0	0	0	0
Temp new rating	1194.4	1200	1190.4	1200
Temp new rating +/-	-1.8	0	-3.1	0
Final new rating +/-	-1.8	0	-3.1	0
New rating	1194.4	1200	1190.4	1200
New K-factor	40	36	40	36
New floor	699.9	700	699.9	700

Item	Main	Rapid
	0	0
	3	3
	0	0
	0	0
	0	0
	0	0
History	3	3

Games since
	Main 3	Standard 0		Rapid 3		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	3	0.5	16.67	-283.3	1208.3	925
Standard	0	0	0	0	0	0
Rapid	3	0.5	16.67	-283.3	1208.3	925
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	3	0.5	16.67	-283.3	1208.3	925
Standard	0	0	0	0	0	0
Rapid	3	0.5	16.67	-283.3	1208.3	925
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1175.5	1200	1158.4	1200
2025-09-01	1175.5	1200	1158.4	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	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	Benoni Primary School Cluster Teams 2025 (U9A)	2025-08-02	2025-08-02	Rapid	Ekurhuleni (GE)	7	3	0.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Benoni Primary School Cluster Teams 2025 (U9A)	2025-08-02	2025-08-02	Rapid	Ekurhuleni (GE)	7	3	0.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament Benoni Primary School Cluster Teams 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-08-02	rnd 2	type Rapid	result 0.5	date 2025-08-02	rnd 2	type Rapid	result 0.5
		Opponent Oliphant, G (Gazelihle)				Opponent Oliphant, G (Gazelihle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Benoni Primary School Cluster Teams 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-08-02	rnd 2	type Rapid	result 0.5	date 2025-08-02	rnd 2	type Rapid	result 0.5
		Opponent Oliphant, G (Gazelihle)				Opponent Oliphant, G (Gazelihle)

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	O Bryan ,J (Jordan)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	O Bryan ,J (Jordan)	1	1203	778	0	0	0	1	1200.8	778	0	0	0
2	Sana ,N (Nkanyezi)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Sana ,N (Nkanyezi)	1	1222.3	797.3	0	0	0	1	1200	797.3	0	0	0
3	Oliphant ,G (Gazelihle)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
3	Oliphant ,G (Gazelihle)	1	1199.8	1199.8	0	0	0	1	1200	1199.8	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

Muller, R (Riaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms