Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jacobs, M (Marnu)

Chess SA id

106068814

FIDE id

Date of birth

2006-11-06 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-03-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	761.4	778	705.2	705.2
Raw rating	761.4	778	705.2	705.2
Weighted rating	761.4	778	705.2	705.2
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	309.7	302.5	335.6	335.6
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	761.4 2024-02-01	778 2024-02-01	705.2 2024-02-01	705.2 2024-02-01
Highest weighted rating	761.4 2024-11-01	778 2024-11-01	705.2 2024-11-01	705.2 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	761.4	778	705.2	705.2
Analysis
Rating	761.4	778	705.2	705.2
Raw rating	761.4	778	705.2	705.2
Weighted rating	761.4	778	705.2
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	309.7	302.5	335.6	335.6
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	761.4	778	705.2	705.2
New weighted rating	761.4	778	705.2	705.2
New weighted performance	0	0	0	0
Temp new rating	761.4	778	705.2	705.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	761.4	778	705.2	705.2
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	166	161	5

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	22	10	45.45	-38.6	812.6	774
Standard	22	10	45.45	-38.6	812.6	774
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	761.4	778	705.2	705.2
2025-09-01	761.4	778	705.2	705.2
2025-08-01	761.4	778	705.2	705.2
2025-07-01	761.4	778	705.2	705.2
2025-06-01	761.4	778	705.2	705.2
2025-05-01	761.4	778	705.2	705.2
2025-04-01	761.4	778	705.2	705.2
2025-03-01	761.4	778	705.2	705.2
2025-02-01	761.4	778	705.2	705.2
2025-01-01	761.4	778	705.2	705.2
2024-12-01	761.4	778	705.2	705.2
2024-11-01	761.4	778	705.2	705.2
2024-10-01	761.4	778	705.2	705.2
2024-09-01	761.4	778	705.2	705.2
2024-08-01	761.4	778	705.2	705.2
2024-07-01	761.4	778	705.2	705.2
2024-06-01	761.4	778	705.2	705.2
2024-08-01	761.4	778	705.2	705.2
2024-04-01	761.4	778	705.2	705.2
2024-03-01	761.4	778	705.2	705.2
2024-02-01	761.4	778	705.2	705.2
2024-01-01	761.4	778	705.2	705.2
2023-12-01	761.4	778	705.2	705.2
2023-11-01	761.4	778	705.2	705.2

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	Laerskool Rustenburg 2018 (C)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Hoerskool Brits 2018 (U14)	2018-03-17	2018-03-17	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
3	Laerskool Vastrap 2018 (U14)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
4	South African Junior Team Championships 2017 (U12C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Laerskool Vastrap 2018				Tournament Hoerskool Brits 2018
		date 2018-02-03	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Mhlongo, V (Vida)				Opponent Fourie, G (Guillaume)
2	2	Tournament Laerskool Rustenburg 2018				Tournament Laerskool Rustenburg 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Dladla, O (Omphile)				Opponent Combrinck, LT (Louis Trichardt)
3	2	Tournament Laerskool Vastrap 2018				Tournament Laerskool Vastrap 2018
		date 2018-02-03	rnd 1	type Standard	result 1	date 2018-02-03	rnd 2	type Standard	result 1
		Opponent Mouton, D (Duncan)				Opponent Segatle, T (Temo)

#	Games	Start				End
1	3	Tournament Laerskool Vastrap 2018				Tournament Hoerskool Brits 2018
		date 2018-02-03	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Mhlongo, V (Vida)				Opponent Fourie, G (Guillaume)
2	2	Tournament Laerskool Rustenburg 2018				Tournament Laerskool Rustenburg 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Dladla, O (Omphile)				Opponent Combrinck, LT (Louis Trichardt)
3	2	Tournament Laerskool Vastrap 2018				Tournament Laerskool Vastrap 2018
		date 2018-02-03	rnd 1	type Standard	result 1	date 2018-02-03	rnd 2	type Standard	result 1
		Opponent Mouton, D (Duncan)				Opponent Segatle, T (Temo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Laerskool Vastrap 2018				Tournament Hoerskool Brits 2018
		date 2018-02-03	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Mhlongo, V (Vida)				Opponent Fourie, G (Guillaume)
2	2	Tournament Laerskool Rustenburg 2018				Tournament Laerskool Rustenburg 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Dladla, O (Omphile)				Opponent Combrinck, LT (Louis Trichardt)
3	2	Tournament Laerskool Vastrap 2018				Tournament Laerskool Vastrap 2018
		date 2018-02-03	rnd 1	type Standard	result 1	date 2018-02-03	rnd 2	type Standard	result 1
		Opponent Mouton, D (Duncan)				Opponent Segatle, T (Temo)

#	Games	Start				End
1	3	Tournament Laerskool Vastrap 2018				Tournament Hoerskool Brits 2018
		date 2018-02-03	rnd 5	type Standard	result 1	date 2018-03-17	rnd 2	type Standard	result 1
		Opponent Mhlongo, V (Vida)				Opponent Fourie, G (Guillaume)
2	2	Tournament Laerskool Rustenburg 2018				Tournament Laerskool Rustenburg 2018
		date 2018-03-24	rnd 2	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Dladla, O (Omphile)				Opponent Combrinck, LT (Louis Trichardt)
3	2	Tournament Laerskool Vastrap 2018				Tournament Laerskool Vastrap 2018
		date 2018-02-03	rnd 1	type Standard	result 1	date 2018-02-03	rnd 2	type Standard	result 1
		Opponent Mouton, D (Duncan)				Opponent Segatle, T (Temo)

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	Segatle ,T (Temo)	2	1	0	2	1	0	0	0	0	0	0	0
1	Segatle ,T (Temo)	2	1014.4	1014.4	2	1008	1014.4	0	0	0	0	0	0
2	Mouton ,D (Duncan)	2	2	425	2	2	425	0	0	0	0	0	0
2	Mouton ,D (Duncan)	2	578.6	1003.6	2	578	1003.6	0	0	0	0	0	0
3	Mhlongo ,V (Vida)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mhlongo ,V (Vida)	1	659.6	1084.6	1	659.6	1084.6	0	0	0	0	0	0
4	Rodrigues ,T (Teegan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Rodrigues ,T (Teegan)	1	1029	604	1	1029	604	0	0	0	0	0	0
5	Hlanzela ,M (Milani)	1	1	425	1	1	425	0	0	0	0	0	0
5	Hlanzela ,M (Milani)	1	782.8	1207.8	1	782.8	1207.8	0	0	0	0	0	0
6	Van Greuning ,PJ (Pieter Jacobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Greuning ,PJ (Pieter Jacobus)	1	960.6	535.6	1	954.4	535.6	0	0	0	0	0	0
7	Combrinck ,LT (Louis Trichardt)	1	1	425	1	1	425	0	0	0	0	0	0
7	Combrinck ,LT (Louis Trichardt)	1	1085.8	1510.8	1	1062.4	1510.8	0	0	0	0	0	0
8	Mabuse ,NB (Nhlanhla)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mabuse ,NB (Nhlanhla)	1	734.6	309.6	1	734.6	309.6	0	0	0	0	0	0
9	Dladla ,O (Omphile)	1	1	425	1	1	425	0	0	0	0	0	0
9	Dladla ,O (Omphile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Dire ,O (Otlotleng)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Dire ,O (Otlotleng)	1	639.2	214.2	1	649.2	214.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Jacobs, M (Marnu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms