Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, A (Akifah)

Chess SA id

2100158973

FIDE id

Date of birth

2010-02-07 (U16)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1171.6	1182	1166.9	1200
Raw rating	1171.6	1182	1166.9	1200
Weighted rating	1171.2	1181.5	1166.5	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.7	170.1	173.8	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 2019-12-01	1200 2024-03-01
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 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1171.6	1182	1166.9	1200
Analysis
Rating	1171.6	1182	1166.9	1200
Raw rating	1171.6	1182	1166.9	1200
Weighted rating	1171.2	1181.5	1166.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.7	170.1	173.8	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	1171.6	1182	1166.9	1200
New weighted rating	1171.2	1181.5	1166.6	1200
New weighted performance	0	0	0	0
Temp new rating	1171.6	1182	1166.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1171.6	1182	1166.9	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	9	5	4
	0	0	0
	0	0	0
History	9	5	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	3	33.33	-141.7	1208.5	1066.9
Standard	5	2	40	-85	1204.1	1119.1
Rapid	4	1	25	-212.5	1214.1	1001.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1171.6	1182	1166.9	1200
2025-09-30	1171.6	1182	1166.9	1200
2025-09-01	1171.6	1182	1166.9	1200
2025-08-01	1171.6	1182	1166.9	1200
2025-07-01	1171.6	1182	1166.9	1200
2025-06-01	1171.6	1182	1166.9	1200
2025-05-01	1171.6	1182	1166.9	1200
2025-04-01	1171.6	1182	1166.9	1200
2025-03-01	1171.6	1182	1166.9	1200
2025-02-01	1171.6	1182	1166.9	1200
2025-01-01	1170.3	1180.6	1165.8	1200
2024-12-01	1170.3	1180.6	1165.8	1200
2024-11-01	1170.3	1180.6	1165.8	1200
2024-10-01	1170.3	1180.6	1165.8	1200
2024-09-01	1170.3	1180.6	1165.8	1200
2024-08-01	1170.3	1180.6	1165.8	1200
2024-07-01	1170.3	1180.6	1165.8	1200
2024-09-01	1170.3	1180.6	1165.8	1200
2024-05-01	1170.3	1180.6	1165.8	1200
2024-04-01	1170.3	1180.6	1165.8	1200
2024-03-01	1170.3	1180.6	1165.8	1200
2024-02-01	1170.3	1180.6	1165.8	1200
2024-01-01	1170.3	1180.6	1165.8	1200
2023-12-01	1170.3	1180.6	1165.8	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	Western Cape Top Schools 2023 (U13 Girls)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
2	CT Metro District South Top Schools 2023 (U9+U11 Mixed + U13 Girls)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-03	rnd 6	type Standard	result 1	date 2023-09-03	rnd 6	type Standard	result 1
		Opponent Nelson, C (Chanel)				Opponent Nelson, C (Chanel)
2	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 1	date 2023-09-02	rnd 1	type Standard	result 1
		Opponent Groenewald, L (Libby)				Opponent Groenewald, L (Libby)
3	1	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Abrahams, A (Amani)				Opponent Abrahams, A (Amani)

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-03	rnd 6	type Standard	result 1	date 2023-09-03	rnd 6	type Standard	result 1
		Opponent Nelson, C (Chanel)				Opponent Nelson, C (Chanel)
2	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 1	date 2023-09-02	rnd 1	type Standard	result 1
		Opponent Groenewald, L (Libby)				Opponent Groenewald, L (Libby)

#	Games	Start				End
1	1	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Abrahams, A (Amani)				Opponent Abrahams, A (Amani)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-03	rnd 6	type Standard	result 1	date 2023-09-03	rnd 6	type Standard	result 1
		Opponent Nelson, C (Chanel)				Opponent Nelson, C (Chanel)
2	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 1	date 2023-09-02	rnd 1	type Standard	result 1
		Opponent Groenewald, L (Libby)				Opponent Groenewald, L (Libby)
3	1	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Abrahams, A (Amani)				Opponent Abrahams, A (Amani)

#	Games	Start				End
1	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-03	rnd 6	type Standard	result 1	date 2023-09-03	rnd 6	type Standard	result 1
		Opponent Nelson, C (Chanel)				Opponent Nelson, C (Chanel)
2	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 1	date 2023-09-02	rnd 1	type Standard	result 1
		Opponent Groenewald, L (Libby)				Opponent Groenewald, L (Libby)

#	Games	Start				End
1	1	Tournament CT Metro District South Top Schools 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-07-29	rnd 3	type Rapid	result 1	date 2023-07-29	rnd 3	type Rapid	result 1
		Opponent Abrahams, A (Amani)				Opponent Abrahams, A (Amani)

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	Groenewald ,L (Libby)	1	1	425	1	1	425	0	0	0	0	0	0
1	Groenewald ,L (Libby)	1	1170.1	1595.1	1	1165.4	1595.1	0	0	0	0	0	0
2	Don ,M (Mikayla)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Don ,M (Mikayla)	1	1301	876	1	1252	876	0	0	0	0	0	0
3	Claassen ,K (Keaney)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Claassen ,K (Keaney)	1	1218.4	793.4	1	1205.7	793.4	0	0	0	0	0	0
4	Moses ,F (Fabiante)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Moses ,F (Fabiante)	1	1121.1	696.1	1	1111.2	696.1	0	0	0	0	0	0
5	Nelson ,C (Chanel)	1	1	425	1	1	425	0	0	0	0	0	0
5	Nelson ,C (Chanel)	1	1209.9	1634.9	1	1200	1634.9	0	0	0	0	0	0
6	Berry ,S (Seth)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Berry ,S (Seth)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Ngcukana ,S (Siphesihle)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Ngcukana ,S (Siphesihle)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Abrahams ,A (Amani)	1	1	425	0	0	0	1	1	425	0	0	0
8	Abrahams ,A (Amani)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Morrison ,C (Charlie)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Morrison ,C (Charlie)	1	1256.3	831.3	0	0	0	1	1238.8	831.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jacobs, A (Akifah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms