Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, M (Matthew)

Chess SA id

1130304727

FIDE id

Date of birth

2013-06-03 (U14)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1274.5

Item	Main	Standard	Rapid	Blitz
Rating	1223.5	1224	1200	1200
Raw rating	1223.5	1224	1200	1200
Weighted rating	1206.8	1208.5	1200	1200
Weighted performance	1162.6	1158.6	0	0
Floor	729.6	737.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.4	160.2	165.8	165.8
Highest rating	1229.6 2025-04-01	1237.8 2025-04-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1229.6 2025-04-01	1237.8 2025-04-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1229.6 2024-05-01	1237.8 2024-06-01	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1214.2 2025-06-01	1214 2024-05-01	1200 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1223.5	1224	1200	1200
Analysis
Rating	1223.5	1224	1200	1200
Raw rating	1223.5	1224	1200	1200
Weighted rating	1206.8	1208.5	1200
Weighted performance	1162.6	1158.6	0
K-factor	36	36	36	36
Floor	729.6	737.8	700	700
Max/Min rating change allowed	160.4	160.2	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	1223.5	1224	1200	1200
New weighted rating	1208.5	1210.2	1200	1200
New weighted performance	1162.2	1158.2	0	0
Temp new rating	1223.5	1224	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1223.5	1224	1200	1200
New K-factor	36	36	36	36
New floor	729.6	737.8	700	700

Item	Main	Standard
	0	0
	21	21
	10	10
	0	0
	0	0
	0	0
History	31	31

Games since
	Main 31	Standard 31		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
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	3733		525		141
Male	2830		420		109
U14	725		112		38
U14 Male	511		86		29
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	21	10	47.62	-20.2	1284.8	1264.6
Standard	21	10	47.62	-20.2	1284.8	1264.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	31	14	45.16	-41.1	1270.1	1228.9
Standard	31	14	45.16	-41.1	1270.1	1228.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1223.5	1224	1200	1200
2025-09-01	1223.5	1224	1200	1200
2025-08-01	1223.5	1224	1200	1200
2025-07-01	1223.5	1224	1200	1200
2025-06-01	1223.5	1224	1200	1200
2025-05-01	1227.7	1234.3	1200	1200
2025-04-01	1229.6	1237.8	1200	1200
2025-03-01	1204.3	1208.2	1200	1200
2025-02-01	1190	1190.8	1200	1200
2025-01-01	1181.9	1183	1200	1200
2024-12-01	1181.9	1183	1200	1200
2024-11-01	1181.9	1183	1200	1200
2024-10-01	1181.9	1183	1200	1200
2024-09-01	1181.9	1183	1200	1200
2024-08-01	1181.9	1183	1200	1200
2024-07-01	1181.9	1183	1200	1200
2024-06-01	1198.7	1202.4	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Closed 2025 (U14 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
2	SBD Trials Graaff Reinet 12 April 2025 (U14)	2025-04-12	2025-04-12	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
3	SBDCA Trials GRT 22 March 2025 (u14 bOYS)	2025-03-23	2025-03-23	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
4	SBDCU Graaff-Reinet Trials 2025 (U14)	2025-02-15	2025-02-15	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCA Closed 2025 (U14 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
2	SBD Trials Graaff Reinet 12 April 2025 (U14)	2025-04-12	2025-04-12	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
3	SBDCA Trials GRT 22 March 2025 (u14 bOYS)	2025-03-23	2025-03-23	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
4	SBDCU Graaff-Reinet Trials 2025 (U14)	2025-02-15	2025-02-15	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
5	SBDCU Trial 3 2024 (U12)	2024-06-01	2024-06-01	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
6	Fountains Mall 2024 (Primary School)	2024-05-18	2024-05-18	Standard	Sarah Baartman (ESB)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-23	rnd 2	type Standard	result 1
		Opponent Morkel, E (Eliah)				Opponent Groves, F (Felix)
2	3	Tournament SBDCU Trial 3 2024				Tournament SBDCU Graaff-Reinet Trials 2025
		date 2024-06-01	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Daley, B (Benjamin)				Opponent Jantjies, A (Antionette)
3	3	Tournament Fountains Mall 2024				Tournament Fountains Mall 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 6	type Standard	result 1
		Opponent Hayes, L (Lawrence)				Opponent Nhanha, S (Sinakekele)

#	Games	Start				End
1	3	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-23	rnd 2	type Standard	result 1
		Opponent Morkel, E (Eliah)				Opponent Groves, F (Felix)
2	3	Tournament SBDCU Trial 3 2024				Tournament SBDCU Graaff-Reinet Trials 2025
		date 2024-06-01	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Daley, B (Benjamin)				Opponent Jantjies, A (Antionette)
3	3	Tournament Fountains Mall 2024				Tournament Fountains Mall 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 6	type Standard	result 1
		Opponent Hayes, L (Lawrence)				Opponent Nhanha, S (Sinakekele)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-23	rnd 2	type Standard	result 1
		Opponent Morkel, E (Eliah)				Opponent Groves, F (Felix)
2	3	Tournament SBDCU Trial 3 2024				Tournament SBDCU Graaff-Reinet Trials 2025
		date 2024-06-01	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Daley, B (Benjamin)				Opponent Jantjies, A (Antionette)
3	3	Tournament Fountains Mall 2024				Tournament Fountains Mall 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 6	type Standard	result 1
		Opponent Hayes, L (Lawrence)				Opponent Nhanha, S (Sinakekele)

#	Games	Start				End
1	3	Tournament SBDCU Graaff-Reinet Trials 2025				Tournament SBDCA Trials GRT 22 March 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-03-23	rnd 2	type Standard	result 1
		Opponent Morkel, E (Eliah)				Opponent Groves, F (Felix)
2	3	Tournament SBDCU Trial 3 2024				Tournament SBDCU Graaff-Reinet Trials 2025
		date 2024-06-01	rnd 5	type Standard	result 1	date 2025-02-15	rnd 2	type Standard	result 1
		Opponent Daley, B (Benjamin)				Opponent Jantjies, A (Antionette)
3	3	Tournament Fountains Mall 2024				Tournament Fountains Mall 2024
		date 2024-05-18	rnd 4	type Standard	result 1	date 2024-05-18	rnd 6	type Standard	result 1
		Opponent Hayes, L (Lawrence)				Opponent Nhanha, S (Sinakekele)

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	Jantjies ,A (Antionette)	2	1	0	2	1	0	0	0	0	0	0	0
1	Jantjies ,A (Antionette)	2	1206.4	1206.4	2	1207.2	1206.4	0	0	0	0	0	0
2	Groves ,F (Felix)	2	1	0	2	1	0	0	0	0	0	0	0
2	Groves ,F (Felix)	2	1273.6	1273.6	2	1284.2	1273.6	0	0	0	0	0	0
3	Platt ,Z (Zenedick)	2	1	0	2	1	0	0	0	0	0	0	0
3	Platt ,Z (Zenedick)	2	1204.1	1204.1	2	1203.2	1204.1	0	0	0	0	0	0
4	Nelson ,A (Anganoxolo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Nelson ,A (Anganoxolo)	1	1198.5	1623.5	1	1198.3	1623.5	0	0	0	0	0	0
5	Hudson ,K (Keith)	1	1	425	1	1	425	0	0	0	0	0	0
5	Hudson ,K (Keith)	1	1358.5	1783.5	1	1362.3	1783.5	0	0	0	0	0	0
6	Fillis ,J (Jae)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Fillis ,J (Jae)	1	1191.8	766.8	1	1200	766.8	0	0	0	0	0	0
7	Nhanha ,S (Sinakekele)	1	1	425	1	1	425	0	0	0	0	0	0
7	Nhanha ,S (Sinakekele)	1	1110.8	1535.8	1	1169	1535.8	0	0	0	0	0	0
8	Bruton ,C (Caleb)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Bruton ,C (Caleb)	1	1416	991	1	1398.3	991	0	0	0	0	0	0
9	Janeke ,C (CJ)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Janeke ,C (CJ)	1	1216.1	791.1	1	1217	791.1	0	0	0	0	0	0
10	Stantcheva ,D (Damon)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Stantcheva ,D (Damon)	1	1404.9	979.9	1	1399.3	979.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Jacobs, M (Matthew)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms