Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, R (Ruben)

Chess SA id

1100159381

FIDE id

Date of birth

2010-05-25 (U16)

Gender

Male

Region

Gert Sibande (MGS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1206.3	1200	1201.4	1200
Raw rating	1206.3	1200	1201.4	1200
Weighted rating	1204.1	1200	1197.1	1200
Weighted performance	0	0	0	0
Floor	730.9	700	747.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.3	165.8	165.5	165.8
Highest rating	1236.6 2023-08-01	1200 2018-10-01	1296 2023-08-01	1200 2018-10-01
Highest raw rating	1230.9 2024-03-01	1200 2024-03-01	1247.5 2024-03-01	1200 2024-03-01
Highest weighted rating	1230.9 2024-04-01	1200 2018-10-01	1247.5 2024-04-01	1200 2018-10-01
Highest weighted performance	1236.6 2023-08-01	1200 2024-03-01	1296 2023-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1206.3	1200	1201.4	1200
Analysis
Rating	1206.3	1200	1201.4	1200
Raw rating	1206.3	1200	1201.4	1200
Weighted rating	1204.1	1200	1197.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	730.9	700	747.5	700
Max/Min rating change allowed	164.3	165.8	165.5	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	1206.3	1200	1201.4	1200
New weighted rating	1204	1200	1196.8	1200
New weighted performance	0	0	0	0
Temp new rating	1206.3	1200	1201.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1206.3	1200	1201.4	1200
New K-factor	36	36	36	36
New floor	730.9	700	747.5	700

Item	Main	Rapid
	0	0
	0	0
	6	6
	13	13
	0	0
	0	0
History	19	19

Games since
	Main 6	Standard 0		Rapid 6		Blitz 0
Gender	Male
Age group	U16
Region	Gert Sibande (MGS)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	19	10	52.63	22.4	1166.7	1189.1
Standard	0	0	0	0	0	0
Rapid	19	10	52.63	22.4	1166.7	1189.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1206.3	1200	1201.4	1200
2025-09-01	1206.3	1200	1201.4	1200
2025-08-01	1206.3	1200	1201.4	1200
2025-07-01	1206.3	1200	1201.4	1200
2025-06-01	1206.3	1200	1201.4	1200
2025-05-01	1206.3	1200	1201.4	1200
2025-04-01	1206.3	1200	1201.4	1200
2025-03-01	1206.3	1200	1201.4	1200
2025-02-01	1205.8	1200	1200.4	1200
2025-01-01	1194.6	1200	1178.7	1200
2024-12-01	1194.6	1200	1178.7	1200
2024-11-01	1194.6	1200	1178.7	1200
2024-10-01	1194.6	1200	1178.7	1200
2024-09-01	1194.6	1200	1178.7	1200
2024-08-01	1194.6	1200	1178.7	1200
2024-07-01	1194.6	1200	1178.7	1200
2024-06-01	1194.6	1200	1178.7	1200
2024-08-01	1194.6	1200	1178.7	1200
2024-04-01	1230.9	1200	1247.5	1200
2024-03-01	1230.9	1200	1247.5	1200
2024-02-01	1230.9	1200	1247.5	1200
2024-01-01	1230.9	1200	1247.5	1200
2023-12-01	1230.9	1200	1247.5	1200
2023-11-01	1230.9	1200	1247.5	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	NWU Super 16 2024	2024-04-19	2024-04-19	Rapid	Gert Sibande (MGS)	6	6	2	Yes	Analysis
2	Highveld Ridge West 2023 (B-Teams)	2023-08-09	2023-08-09	Rapid	Gert Sibande (MGS)	5	3	2	Yes	Analysis
3	Govin Mbeki Teams Chess Tournament 2023 (U13 Boys)	2023-08-18	2023-08-18	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis
4	2023 Gert Sibande League (B-Teams)	2023-08-25	2023-08-25	Rapid	Gert Sibande (MGS)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Botha, C (Christiaan)				Opponent James, R (Riana)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Boonsaaier, C (Caleb)				Opponent Polenakis, G (George)
3	2	Tournament Highveld Ridge West 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-09	rnd 5	type Rapid	result 1	date 2023-08-18	rnd 1	type Rapid	result 1
		Opponent Erasmus, C (Connor)				Opponent Visagie, L (Lian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Botha, C (Christiaan)				Opponent James, R (Riana)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Boonsaaier, C (Caleb)				Opponent Polenakis, G (George)
3	2	Tournament Highveld Ridge West 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-09	rnd 5	type Rapid	result 1	date 2023-08-18	rnd 1	type Rapid	result 1
		Opponent Erasmus, C (Connor)				Opponent Visagie, L (Lian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Botha, C (Christiaan)				Opponent James, R (Riana)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Boonsaaier, C (Caleb)				Opponent Polenakis, G (George)
3	2	Tournament Highveld Ridge West 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-09	rnd 5	type Rapid	result 1	date 2023-08-18	rnd 1	type Rapid	result 1
		Opponent Erasmus, C (Connor)				Opponent Visagie, L (Lian)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Gert Sibande League				Tournament 2023 Gert Sibande League
		date 2023-08-25	rnd 4	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Botha, C (Christiaan)				Opponent James, R (Riana)
2	2	Tournament Govin Mbeki Teams Chess Tournament 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-18	rnd 3	type Rapid	result 1	date 2023-08-18	rnd 4	type Rapid	result 1
		Opponent Boonsaaier, C (Caleb)				Opponent Polenakis, G (George)
3	2	Tournament Highveld Ridge West 2023				Tournament Govin Mbeki Teams Chess Tournament 2023
		date 2023-08-09	rnd 5	type Rapid	result 1	date 2023-08-18	rnd 1	type Rapid	result 1
		Opponent Erasmus, C (Connor)				Opponent Visagie, L (Lian)

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	Castles ,A (Ayden)	3	1	-141.7	0	0	0	3	1	-141.7	0	0	0
1	Castles ,A (Ayden)	3	1240	1098.3	0	0	0	3	1239.3	1098.3	0	0	0
2	James ,R (Riana)	2	1	0	0	0	0	2	1	0	0	0	0
2	James ,R (Riana)	2	1209.1	1209.1	0	0	0	2	1217.6	1209.1	0	0	0
3	Polenakis ,G (George)	2	1	0	0	0	0	2	1	0	0	0	0
3	Polenakis ,G (George)	2	1166.7	1166.7	0	0	0	2	1143.8	1166.7	0	0	0
4	Erasmus ,C (Connor)	2	1	0	0	0	0	2	1	0	0	0	0
4	Erasmus ,C (Connor)	2	1163.7	1163.7	0	0	0	2	1141.2	1163.7	0	0	0
5	Fanelesibonge ,N (Nkosi)	1	1	425	0	0	0	1	1	425	0	0	0
5	Fanelesibonge ,N (Nkosi)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Visagie ,L (Lian)	1	1	425	0	0	0	1	1	425	0	0	0
6	Visagie ,L (Lian)	1	1172.8	1597.8	0	0	0	1	1162.8	1597.8	0	0	0
7	Enslin ,H (Henry)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Enslin ,H (Henry)	1	571.3	146.3	0	0	0	1	706	146.3	0	0	0
8	Molefe ,K (Koketso)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Molefe ,K (Koketso)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Boonsaaier ,C (Caleb)	1	1	425	0	0	0	1	1	425	0	0	0
9	Boonsaaier ,C (Caleb)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Botha ,J (Jovick)	1	1	425	0	0	0	1	1	425	0	0	0
10	Botha ,J (Jovick)	1	1146	1571	0	0	0	1	1111.4	1571	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Jacobs, R (Ruben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms