Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, B (Barry)

Chess SA id

107075121

FIDE id

Date of birth

2007-01-04 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-02-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	573	573	520.8	520.8
Raw rating	573	573	520.8	520.8
Weighted rating	572.7	572.7	520.8	520.8
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	405.1	405.1	436.4	436.4
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	573 2024-02-01	573 2024-02-01	520.8 2024-02-01	520.8 2024-02-01
Highest weighted rating	573 2024-11-01	573 2024-11-01	520.8 2024-11-01	520.8 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	573	573	520.8	520.8
Analysis
Rating	573	573	520.8	520.8
Raw rating	573	573	520.8	520.8
Weighted rating	572.7	572.7	520.8
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	405.1	405.1	436.4	436.4
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	573	573	520.8	520.8
New weighted rating	572.9	572.9	520.8	520.8
New weighted performance	0	0	0	0
Temp new rating	573	573	520.8	520.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	573	573	520.8	520.8
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	95	85	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	884.6	672.1
Standard	8	2	25	-212.5	884.6	672.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	573	573	520.8	520.8
2025-09-01	573	573	520.8	520.8
2025-08-01	573	573	520.8	520.8
2025-07-01	573	573	520.8	520.8
2025-06-01	573	573	520.8	520.8
2025-05-01	573	573	520.8	520.8
2025-04-01	573	573	520.8	520.8
2025-03-01	573	573	520.8	520.8
2025-02-01	573	573	520.8	520.8
2025-01-01	573	573	520.8	520.8
2024-12-01	573	573	520.8	520.8
2024-11-01	573	573	520.8	520.8
2024-10-01	573	573	520.8	520.8
2024-09-01	573	573	520.8	520.8
2024-08-01	573	573	520.8	520.8
2024-07-01	573	573	520.8	520.8
2024-06-01	573	573	520.8	520.8
2024-08-01	573	573	520.8	520.8
2024-04-01	573	573	520.8	520.8
2024-03-01	573	573	520.8	520.8
2024-02-01	573	573	520.8	520.8
2024-01-01	573	573	520.8	520.8
2023-12-01	544	542.4	520.8	520.8
2023-11-01	544	542.4	520.8	520.8

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	Rustenburg Noord Primary Tournament 2019 (U14)	2019-02-09	2019-02-09	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
2	Laerskool Vastrap Tournament 2019 (D)	2019-02-23	2019-02-23	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Laerskool Vastrap Tournament 2019				Tournament Laerskool Vastrap Tournament 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Schwim, R (Rinus)				Opponent Schwim, R (Rinus)
2	1	Tournament Rustenburg Noord Primary Tournament 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-09	rnd 5	type Standard	result 1	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Tlale, T (Tinashe)				Opponent Tlale, T (Tinashe)

#	Games	Start				End
1	1	Tournament Laerskool Vastrap Tournament 2019				Tournament Laerskool Vastrap Tournament 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Schwim, R (Rinus)				Opponent Schwim, R (Rinus)
2	1	Tournament Rustenburg Noord Primary Tournament 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-09	rnd 5	type Standard	result 1	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Tlale, T (Tinashe)				Opponent Tlale, T (Tinashe)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Laerskool Vastrap Tournament 2019				Tournament Laerskool Vastrap Tournament 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Schwim, R (Rinus)				Opponent Schwim, R (Rinus)
2	1	Tournament Rustenburg Noord Primary Tournament 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-09	rnd 5	type Standard	result 1	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Tlale, T (Tinashe)				Opponent Tlale, T (Tinashe)

#	Games	Start				End
1	1	Tournament Laerskool Vastrap Tournament 2019				Tournament Laerskool Vastrap Tournament 2019
		date 2019-02-23	rnd 2	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Schwim, R (Rinus)				Opponent Schwim, R (Rinus)
2	1	Tournament Rustenburg Noord Primary Tournament 2019				Tournament Rustenburg Noord Primary Tournament 2019
		date 2019-02-09	rnd 5	type Standard	result 1	date 2019-02-09	rnd 5	type Standard	result 1
		Opponent Tlale, T (Tinashe)				Opponent Tlale, T (Tinashe)

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	September ,M (Mckenzie)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	September ,M (Mckenzie)	1	936.8	511.8	1	900.8	511.8	0	0	0	0	0	0
2	Tlale ,T (Tinashe)	1	1	425	1	1	425	0	0	0	0	0	0
2	Tlale ,T (Tinashe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Tshenye ,NL (Nomsa Lisa)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Tshenye ,NL (Nomsa Lisa)	1	647.7	222.7	1	658	222.7	0	0	0	0	0	0
4	Stoltz ,R (Raymond)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Stoltz ,R (Raymond)	1	816.9	391.9	1	697.6	391.9	0	0	0	0	0	0
5	Kleynhans ,S (Shawn)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kleynhans ,S (Shawn)	1	500	75	1	500	75	0	0	0	0	0	0
6	Pitse ,B (Bokao)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Pitse ,B (Bokao)	1	775.1	350.1	1	790.8	350.1	0	0	0	0	0	0
7	Van Staden ,J (Jakobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Staden ,J (Jakobus)	1	985.8	560.8	1	971.2	560.8	0	0	0	0	0	0
8	Schwim ,R (Rinus)	1	1	425	1	1	425	0	0	0	0	0	0
8	Schwim ,R (Rinus)	1	1214.6	1639.6	1	1207	1639.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Jacobs, 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