Chess South Africa Ratings Database

PLAYER PAGE

Personal

Viljoen, B (Benjamin)

Chess SA id

1150301745

FIDE id

Date of birth

2015-12-17 (U12)

Gender

Male

Region

Pixley-ka-Seme (NCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1172.8	1171.2	1200	1200
Raw rating	1172.8	1171.2	1200	1200
Weighted rating	1140.6	1128.1	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.4	172.8	165.8	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1200 2024-04-01	1200 2024-04-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1172.8	1171.2	1200	1200
Analysis
Rating	1172.8	1171.2	1200	1200
Raw rating	1172.8	1171.2	1200	1200
Weighted rating	1140.6	1128.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.4	172.8	165.8	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	1172.8	1171.2	1200	1200
New weighted rating	1142.7	1130.9	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1172.8	1171.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1172.8	1171.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	5	5
	5	5
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U12
Region	Pixley-ka-Seme (NCP)
Province	Northern Cape (NC)
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	5	3	60	85	1235.9	1320.9
Standard	5	3	60	85	1235.9	1320.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	3	30	-170	1204	1034
Standard	10	3	30	-170	1204	1034
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1172.8	1171.2	1200	1200
2025-09-01	1172.8	1171.2	1200	1200
2025-08-01	1142.5	1129.7	1200	1200
2025-07-01	1142.5	1129.7	1200	1200
2025-06-01	1142.5	1129.7	1200	1200
2025-05-01	1142.5	1129.7	1200	1200
2025-04-01	1142.5	1129.7	1200	1200
2025-03-01	1142.5	1129.7	1200	1200
2025-02-01	1141.8	1128.8	1200	1200
2025-01-01	1110.4	1090.4	1200	1200
2024-12-01	1110.4	1090.4	1200	1200
2024-11-01	1110.4	1090.4	1200	1200
2024-10-01	1110.4	1090.4	1200	1200
2024-09-01	1110.4	1090.4	1200	1200
2024-08-01	1110.4	1090.4	1200	1200
2024-07-01	1110.4	1090.4	1200	1200
2024-06-01	1110.4	1090.4	1200	1200
2024-08-01	1110.4	1090.4	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	De Aar Primary School 2025 (U8+U10)	2025-08-16	2025-08-16	Standard	Pixley-ka-Seme (NCP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	De Aar Primary School 2025 (U8+U10)	2025-08-16	2025-08-16	Standard	Pixley-ka-Seme (NCP)	5	5	3	Yes	Analysis
2	2024 HSDA Schools Tournament II (U9+U11)	2024-04-13	2024-04-13	Standard	Pixley-ka-Seme (NCP)	5	5	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Vermeulen, M (Mile)				Opponent Coeries, G (Given)
2	1	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Van Eck, L (Loure)				Opponent Van Eck, L (Loure)

#	Games	Start				End
1	2	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Vermeulen, M (Mile)				Opponent Coeries, G (Given)
2	1	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Van Eck, L (Loure)				Opponent Van Eck, L (Loure)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Vermeulen, M (Mile)				Opponent Coeries, G (Given)
2	1	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Van Eck, L (Loure)				Opponent Van Eck, L (Loure)

#	Games	Start				End
1	2	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Vermeulen, M (Mile)				Opponent Coeries, G (Given)
2	1	Tournament De Aar Primary School 2025				Tournament De Aar Primary School 2025
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 1	type Standard	result 1
		Opponent Van Eck, L (Loure)				Opponent Van Eck, L (Loure)

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	Vermeulen ,M (Mile)	1	1	425	1	1	425	0	0	0	0	0	0
1	Vermeulen ,M (Mile)	1	1194.8	1619.8	1	1193.8	1619.8	0	0	0	0	0	0
2	Du Preez ,J (Jody)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Du Preez ,J (Jody)	1	1129.5	704.5	1	1117.2	704.5	0	0	0	0	0	0
3	Heyns ,R (Rashnique)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Heyns ,R (Rashnique)	1	1140.2	715.2	1	1126.8	715.2	0	0	0	0	0	0
4	Mahapa ,L (Lesedi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mahapa ,L (Lesedi)	1	1181.3	756.3	1	1176.2	756.3	0	0	0	0	0	0
5	Coeries ,G (Given)	1	1	425	1	1	425	0	0	0	0	0	0
5	Coeries ,G (Given)	1	1143.9	1568.9	1	1199.7	1568.9	0	0	0	0	0	0
6	Oberholzer ,B (Benji)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Oberholzer ,B (Benji)	1	1155.5	730.5	1	1144.9	730.5	0	0	0	0	0	0
7	Van Eck ,L (Loure)	1	1	425	1	1	425	0	0	0	0	0	0
7	Van Eck ,L (Loure)	1	1231.4	1656.4	1	1240	1656.4	0	0	0	0	0	0
8	Finck ,LS (Lynden Shikamaru)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Finck ,LS (Lynden Shikamaru)	1	1320.6	895.6	1	1324.8	895.6	0	0	0	0	0	0
9	Rusford ,C (Cayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Rusford ,C (Cayden)	1	1254.1	829.1	1	1263	829.1	0	0	0	0	0	0
10	Loubser ,R (Reinhardt)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Loubser ,R (Reinhardt)	1	1288.7	863.7	1	1288.2	863.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Viljoen, B (Benjamin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms