Chess South Africa Ratings Database

PLAYER PAGE

Personal

Robertson, B (Barry)

Chess SA id

1130144678

FIDE id

Date of birth

2013-03-25 (U14)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1173.8	1168.8	1200	1200
Raw rating	1173.8	1168.8	1200	1200
Weighted rating	1173.8	1168.8	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.1	173.4	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 2020-01-01	1200 2020-01-01	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 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1173.8	1168.8	1200	1200
Analysis
Rating	1173.8	1168.8	1200	1200
Raw rating	1173.8	1168.8	1200	1200
Weighted rating	1173.8	1168.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.1	173.4	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	1173.8	1168.8	1200	1200
New weighted rating	1173.8	1168.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1173.8	1168.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1173.8	1168.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	4	4
	4	4
	0	0
History	8	8

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	8	2	25	-212.5	1317.4	1104.9
Standard	8	2	25	-212.5	1317.4	1104.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1173.8	1168.8	1200	1200
2025-09-01	1173.8	1168.8	1200	1200
2025-08-01	1173.8	1168.8	1200	1200
2025-07-01	1173.8	1168.8	1200	1200
2025-06-01	1173.8	1168.8	1200	1200
2025-05-01	1173.8	1168.8	1200	1200
2025-04-01	1173.8	1168.8	1200	1200
2025-03-01	1173.8	1168.8	1200	1200
2025-02-01	1173.8	1168.8	1200	1200
2025-01-01	1173.8	1168.8	1200	1200
2024-12-01	1173.8	1168.8	1200	1200
2024-11-01	1173.8	1168.8	1200	1200
2024-10-01	1173.8	1168.8	1200	1200
2024-09-01	1173.8	1168.8	1200	1200
2024-08-01	1173.8	1168.8	1200	1200
2024-07-01	1173.8	1168.8	1200	1200
2024-06-01	1173.8	1168.8	1200	1200
2024-08-01	1173.8	1168.8	1200	1200
2024-04-01	1173.8	1168.8	1200	1200
2024-03-01	1173.8	1168.8	1200	1200
2024-02-01	1173.8	1168.8	1200	1200
2024-01-01	1173.8	1168.8	1200	1200
2023-12-01	1173.8	1168.8	1200	1200
2023-11-01	1173.8	1168.8	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	Top Schools 2023 (U11)	2023-07-29	2023-07-29	Standard	Eden (WEG)	5	4	1	Yes	Analysis
2	George Topskole 2022 (O9)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Top Schools 2023				Tournament Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, I (Imke)				Opponent Van Der Merwe, I (Imke)
2	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 1
		Opponent Pentz, J (Jason)				Opponent Pentz, J (Jason)

#	Games	Start				End
1	1	Tournament Top Schools 2023				Tournament Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, I (Imke)				Opponent Van Der Merwe, I (Imke)
2	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 1
		Opponent Pentz, J (Jason)				Opponent Pentz, J (Jason)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Top Schools 2023				Tournament Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, I (Imke)				Opponent Van Der Merwe, I (Imke)
2	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 1
		Opponent Pentz, J (Jason)				Opponent Pentz, J (Jason)

#	Games	Start				End
1	1	Tournament Top Schools 2023				Tournament Top Schools 2023
		date 2023-07-29	rnd 5	type Standard	result 1	date 2023-07-29	rnd 5	type Standard	result 1
		Opponent Van Der Merwe, I (Imke)				Opponent Van Der Merwe, I (Imke)
2	1	Tournament George Topskole 2022				Tournament George Topskole 2022
		date 2022-07-30	rnd 4	type Standard	result 1	date 2022-07-30	rnd 4	type Standard	result 1
		Opponent Pentz, J (Jason)				Opponent Pentz, J (Jason)

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	Van Der Merwe ,I (Imke)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Der Merwe ,I (Imke)	1	1235.1	1660.1	1	1233.4	1660.1	0	0	0	0	0	0
2	De Swardt ,C (Christian)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	De Swardt ,C (Christian)	1	766.5	341.5	1	766.5	341.5	0	0	0	0	0	0
3	Brewis ,S (Sienna)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Brewis ,S (Sienna)	1	1507.6	1082.6	1	1502.9	1082.6	0	0	0	0	0	0
4	Chaonwa ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Chaonwa ,N (Nathan)	1	1392.7	967.7	1	1407.7	967.7	0	0	0	0	0	0
5	Prins ,E (Eddie)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Prins ,E (Eddie)	1	1521.3	1096.3	1	1516.7	1096.3	0	0	0	0	0	0
6	Simon ,R (Riley)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Simon ,R (Riley)	1	1568.8	1143.8	1	1556.8	1143.8	0	0	0	0	0	0
7	Pentz ,J (Jason)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pentz ,J (Jason)	1	1302.2	1727.2	1	1288	1727.2	0	0	0	0	0	0
8	Steenberg ,H (Hendre)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Steenberg ,H (Hendre)	1	1245.5	820.5	1	1246.1	820.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Robertson, B (Barry)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms