Chess South Africa Ratings Database

PLAYER PAGE

Personal

Oberholzer, B (Benji)

Chess SA id

1140191648

FIDE id

Date of birth

2014-10-21 (U12)

Gender

Male

Region

Pixley-ka-Seme (NCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1149.5	1139.3	1200	1200
Raw rating	1149.5	1139.3	1200	1200
Weighted rating	1144.7	1133.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	178.2	180.8	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1149.5	1139.3	1200	1200
Analysis
Rating	1149.5	1139.3	1200	1200
Raw rating	1149.5	1139.3	1200	1200
Weighted rating	1144.7	1133.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	178.2	180.8	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	1149.5	1139.3	1200	1200
New weighted rating	1144.7	1133.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1149.5	1139.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1149.5	1139.3	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	9	9
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		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	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	9	2.5	27.78	-188.9	1144	955.1
Standard	9	2.5	27.78	-188.9	1144	955.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1149.5	1139.3	1200	1200
2025-09-01	1149.5	1139.3	1200	1200
2025-08-01	1149.5	1139.3	1200	1200
2025-07-01	1149.5	1139.3	1200	1200
2025-06-01	1149.5	1139.3	1200	1200
2025-05-01	1149.5	1139.3	1200	1200
2025-04-01	1149.5	1139.3	1200	1200
2025-03-01	1149.5	1139.3	1200	1200
2025-02-01	1149.4	1139.2	1200	1200
2025-01-01	1131	1117.5	1200	1200
2024-12-01	1131	1117.5	1200	1200
2024-11-01	1131	1117.5	1200	1200
2024-10-01	1131	1117.5	1200	1200
2024-09-01	1131	1117.5	1200	1200
2024-08-01	1131	1117.5	1200	1200
2024-07-01	1131	1117.5	1200	1200
2024-06-01	1131	1117.5	1200	1200
2024-08-01	1131	1117.5	1200	1200
2024-04-01	1155.5	1144.9	1200	1200
2024-03-01	1155.5	1144.9	1200	1200
2024-02-01	1155.5	1144.9	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

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	2024 HSDA Schools Tournament II (U9+U11)	2024-04-13	2024-04-13	Standard	Pixley-ka-Seme (NCP)	5	5	1.5	Yes	Analysis
2	HSDA School Open 2024 (U12+U14)	2024-01-27	2024-01-27	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Viljoen, B (Benjamin)				Opponent Viljoen, B (Benjamin)
2	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 2	type Standard	result 0.5	date 2024-04-13	rnd 2	type Standard	result 0.5
		Opponent Du Preez, J (Jody)				Opponent Du Preez, J (Jody)
3	1	Tournament HSDA School Open 2024				Tournament HSDA School Open 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 2	type Standard	result 1
		Opponent Green, M (Melanique)				Opponent Green, M (Melanique)

#	Games	Start				End
1	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Viljoen, B (Benjamin)				Opponent Viljoen, B (Benjamin)
2	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 2	type Standard	result 0.5	date 2024-04-13	rnd 2	type Standard	result 0.5
		Opponent Du Preez, J (Jody)				Opponent Du Preez, J (Jody)
3	1	Tournament HSDA School Open 2024				Tournament HSDA School Open 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 2	type Standard	result 1
		Opponent Green, M (Melanique)				Opponent Green, M (Melanique)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Viljoen, B (Benjamin)				Opponent Viljoen, B (Benjamin)
2	1	Tournament HSDA School Open 2024				Tournament HSDA School Open 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 2	type Standard	result 1
		Opponent Green, M (Melanique)				Opponent Green, M (Melanique)

#	Games	Start				End
1	1	Tournament 2024 HSDA Schools Tournament II				Tournament 2024 HSDA Schools Tournament II
		date 2024-04-13	rnd 4	type Standard	result 1	date 2024-04-13	rnd 4	type Standard	result 1
		Opponent Viljoen, B (Benjamin)				Opponent Viljoen, B (Benjamin)
2	1	Tournament HSDA School Open 2024				Tournament HSDA School Open 2024
		date 2024-01-27	rnd 2	type Standard	result 1	date 2024-01-27	rnd 2	type Standard	result 1
		Opponent Green, M (Melanique)				Opponent Green, M (Melanique)

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	April ,SL (Swazi Laurian)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	April ,SL (Swazi Laurian)	1	1010	585	1	998.4	585	0	0	0	0	0	0
2	Green ,M (Melanique)	1	1	425	1	1	425	0	0	0	0	0	0
2	Green ,M (Melanique)	1	1129.1	1554.1	1	1114	1554.1	0	0	0	0	0	0
3	Fischer ,C (Carlanda)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Fischer ,C (Carlanda)	1	1172.3	747.3	1	1150.2	747.3	0	0	0	0	0	0
4	Du Preez ,J (Jody)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Du Preez ,J (Jody)	1	1129.5	1129.5	1	1117.2	1129.5	0	0	0	0	0	0
5	Heyns ,R (Rashnique)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Heyns ,R (Rashnique)	1	1140.2	715.2	1	1126.8	715.2	0	0	0	0	0	0
6	Mahapa ,L (Lesedi)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mahapa ,L (Lesedi)	1	1181.3	756.3	1	1176.2	756.3	0	0	0	0	0	0
7	Rusford ,C (Cayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Rusford ,C (Cayden)	1	1254.1	829.1	1	1263	829.1	0	0	0	0	0	0
8	Viljoen ,B (Benjamin)	1	1	425	1	1	425	0	0	0	0	0	0
8	Viljoen ,B (Benjamin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Botha ,A (Ane)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Botha ,A (Ane)	1	1079.6	654.6	1	1083.1	654.6	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

Oberholzer, B (Benji)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms