Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, A (Andries)

Chess SA id

1120157686

FIDE id

Date of birth

2012-10-03 (U14)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1212.4	1202.5	1218.7	1200
Raw rating	1212.4	1202.5	1218.7	1200
Weighted rating	1212.4	1202.5	1218.7	1200
Weighted performance	0	0	0	0
Floor	712.4	702.5	718.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.9	165.2	161.5	165.8
Highest rating	1212.4 2024-02-01	1203.2 2023-06-01	1288.4 2023-08-01	1200 2018-10-01
Highest raw rating	1212.4 2024-02-01	1202.5 2024-02-01	1218.7 2024-02-01	1200 2024-02-01
Highest weighted rating	1212.4 2025-08-01	1202.4 2025-08-01	1218.7 2025-07-01	1200 2018-10-01
Highest weighted performance	1205.2 2023-06-01	1203.2 2023-06-01	1288.4 2023-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1212.4	1202.5	1218.7	1200
Analysis
Rating	1212.4	1202.5	1218.7	1200
Raw rating	1212.4	1202.5	1218.7	1200
Weighted rating	1212.4	1202.5	1218.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	712.4	702.5	718.7	700
Max/Min rating change allowed	162.9	165.2	161.5	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	1212.4	1202.5	1218.7	1200
New weighted rating	1212.4	1202.5	1218.7	1200
New weighted performance	0	0	0	0
Temp new rating	1212.4	1202.5	1218.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1212.4	1202.5	1218.7	1200
New K-factor	36	36	36	36
New floor	712.4	702.5	718.7	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	14	9	5
	0	0	0
	0	0	0
History	14	9	5

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	14	7	50	0	1232.1	1232.1
Standard	9	4	44.44	-47.2	1263.1	1215.9
Rapid	5	3	60	85	1176.2	1261.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1212.4	1202.5	1218.7	1200
2025-09-01	1212.4	1202.5	1218.7	1200
2025-08-01	1212.4	1202.5	1218.7	1200
2025-07-01	1212.4	1202.5	1218.7	1200
2025-06-01	1212.4	1202.5	1218.7	1200
2025-05-01	1212.4	1202.5	1218.7	1200
2025-04-01	1212.4	1202.5	1218.7	1200
2025-03-01	1212.4	1202.5	1218.7	1200
2025-02-01	1212.4	1202.5	1218.7	1200
2025-01-01	1212.4	1202.5	1218.7	1200
2024-12-01	1212.4	1202.5	1218.7	1200
2024-11-01	1212.4	1202.5	1218.7	1200
2024-10-01	1212.4	1202.5	1218.7	1200
2024-09-01	1212.4	1202.5	1218.7	1200
2024-08-01	1212.4	1202.5	1218.7	1200
2024-07-01	1212.4	1202.5	1218.7	1200
2024-06-01	1212.4	1202.5	1218.7	1200
2024-08-01	1212.4	1202.5	1218.7	1200
2024-04-01	1212.4	1202.5	1218.7	1200
2024-03-01	1212.4	1202.5	1218.7	1200
2024-02-01	1212.4	1202.5	1218.7	1200
2024-01-01	1212.4	1202.5	1218.7	1200
2023-12-01	1212.4	1202.5	1218.7	1200
2023-11-01	1210	1198.9	1218.7	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	Bojanala's Merry ChessMas 2023 (Knights)	2023-12-09	2023-12-09	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala School League 2023 (Primary School Open)	2023-08-19	2023-08-19	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
3	Bojanala's Post-Exams 2023 (Development)	2023-06-24	2023-06-24	Standard	Bojanala Platina (NBR)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Selome, L (Leruw Neho Nkala)				Opponent Monamatha, O (Oreabetse)
2	2	Tournament Bojanala's Post-Exams 2023				Tournament Bojanala's Post-Exams 2023
		date 2023-06-24	rnd 3	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Kgaladi, O (Oabile)				Opponent Moselane, R (Remoikantshe)
3	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 4	type Standard	result 1	date 2023-12-09	rnd 4	type Standard	result 1
		Opponent Itsana, T (Teke)				Opponent Itsana, T (Teke)

#	Games	Start				End
1	2	Tournament Bojanala's Post-Exams 2023				Tournament Bojanala's Post-Exams 2023
		date 2023-06-24	rnd 3	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Kgaladi, O (Oabile)				Opponent Moselane, R (Remoikantshe)
2	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 4	type Standard	result 1	date 2023-12-09	rnd 4	type Standard	result 1
		Opponent Itsana, T (Teke)				Opponent Itsana, T (Teke)
3	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 1	type Standard	result 1	date 2023-12-09	rnd 1	type Standard	result 1
		Opponent Monare, O (Oratilwe)				Opponent Monare, O (Oratilwe)

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Selome, L (Leruw Neho Nkala)				Opponent Monamatha, O (Oreabetse)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Selome, L (Leruw Neho Nkala)				Opponent Monamatha, O (Oreabetse)
2	2	Tournament Bojanala's Post-Exams 2023				Tournament Bojanala's Post-Exams 2023
		date 2023-06-24	rnd 3	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Kgaladi, O (Oabile)				Opponent Moselane, R (Remoikantshe)
3	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 4	type Standard	result 1	date 2023-12-09	rnd 4	type Standard	result 1
		Opponent Itsana, T (Teke)				Opponent Itsana, T (Teke)

#	Games	Start				End
1	2	Tournament Bojanala's Post-Exams 2023				Tournament Bojanala's Post-Exams 2023
		date 2023-06-24	rnd 3	type Standard	result 1	date 2023-06-24	rnd 4	type Standard	result 1
		Opponent Kgaladi, O (Oabile)				Opponent Moselane, R (Remoikantshe)
2	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 4	type Standard	result 1	date 2023-12-09	rnd 4	type Standard	result 1
		Opponent Itsana, T (Teke)				Opponent Itsana, T (Teke)
3	1	Tournament Bojanala's Merry ChessMas 2023				Tournament Bojanala's Merry ChessMas 2023
		date 2023-12-09	rnd 1	type Standard	result 1	date 2023-12-09	rnd 1	type Standard	result 1
		Opponent Monare, O (Oratilwe)				Opponent Monare, O (Oratilwe)

#	Games	Start				End
1	3	Tournament Bojanala School League 2023				Tournament Bojanala School League 2023
		date 2023-08-19	rnd 2	type Rapid	result 1	date 2023-08-19	rnd 4	type Rapid	result 1
		Opponent Selome, L (Leruw Neho Nkala)				Opponent Monamatha, O (Oreabetse)

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	Moselane ,R (Remoikantshe)	1	1	425	1	1	425	0	0	0	0	0	0
1	Moselane ,R (Remoikantshe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	De Jager ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	De Jager ,L (Luan)	1	1169.2	744.2	1	1162.6	744.2	0	0	0	0	0	0
3	Itsana ,T (Teke)	1	1	425	1	1	425	0	0	0	0	0	0
3	Itsana ,T (Teke)	1	1233.2	1658.2	1	1240	1658.2	0	0	0	0	0	0
4	Tolmay ,L (Lourens)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Tolmay ,L (Lourens)	1	1248.4	823.4	1	1255	823.4	0	0	0	0	0	0
5	Mogomotsi ,G (Gofaone)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mogomotsi ,G (Gofaone)	1	1503.6	1078.6	1	1498.3	1078.6	0	0	0	0	0	0
6	Kgaladi ,O (Oabile)	1	1	425	1	1	425	0	0	0	0	0	0
6	Kgaladi ,O (Oabile)	1	1165.4	1590.4	1	1157.5	1590.4	0	0	0	0	0	0
7	Monare ,O (Oratilwe)	1	1	425	1	1	425	0	0	0	0	0	0
7	Monare ,O (Oratilwe)	1	1154.8	1579.8	1	1136	1579.8	0	0	0	0	0	0
8	Monamatha ,D (Diteboho)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Monamatha ,D (Diteboho)	1	1428.8	1003.8	1	1402.8	1003.8	0	0	0	0	0	0
9	Myburgh ,B (Braydan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Myburgh ,B (Braydan)	1	1264.6	839.6	1	1263	839.6	0	0	0	0	0	0
10	Monamatha ,O (Oreabetse)	1	1	425	0	0	0	1	1	425	0	0	0
10	Monamatha ,O (Oreabetse)	1	1224.3	1649.3	0	0	0	1	1200	1649.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Jacobs, A (Andries)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms