Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joubert, M (Maretha)

Chess SA id

207056550

FIDE id

Date of birth

2007-07-16 (U20)

Gender

Female

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-06-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	916	916	574.6	574.6
Raw rating	916	916	574.6	574.6
Weighted rating	915.7	915.8	574.6	574.6
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	248.5	248.5	404.2	404.2
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	916 2024-03-01	916 2024-03-01	574.6 2024-03-01	574.6 2024-03-01
Highest weighted rating	916 2024-11-01	916 2024-11-01	574.6 2024-11-01	574.6 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	916	916	574.6	574.6
Analysis
Rating	916	916	574.6	574.6
Raw rating	916	916	574.6	574.6
Weighted rating	915.7	915.8	574.6
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	248.5	248.5	404.2	404.2
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	916	916	574.6	574.6
New weighted rating	916	916	574.6	574.6
New weighted performance	0	0	0	0
Temp new rating	916	916	574.6	574.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	916	916	574.6	574.6
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	198	193	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	15	10.5	70	170	925	1095
Standard	15	10.5	70	170	925	1095
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	916	916	574.6	574.6
2025-09-30	916	916	574.6	574.6
2025-09-01	916	916	574.6	574.6
2025-08-01	916	916	574.6	574.6
2025-07-01	916	916	574.6	574.6
2025-06-01	916	916	574.6	574.6
2025-05-01	916	916	574.6	574.6
2025-04-01	916	916	574.6	574.6
2025-03-01	916	916	574.6	574.6
2025-02-01	916	916	574.6	574.6
2025-01-01	916	916	574.6	574.6
2024-12-01	916	916	574.6	574.6
2024-11-01	916	916	574.6	574.6
2024-10-01	916	916	574.6	574.6
2024-09-01	916	916	574.6	574.6
2024-08-01	916	916	574.6	574.6
2024-07-01	916	916	574.6	574.6
2024-09-01	916	916	574.6	574.6
2024-05-01	916	916	574.6	574.6
2024-04-01	916	916	574.6	574.6
2024-03-01	916	916	574.6	574.6
2024-02-01	916	916	574.6	574.6
2024-01-01	916	916	574.6	574.6
2023-12-01	817	858.6	574.6	574.6

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	2019 RMS Laerskole (U13)	2019-06-01	2019-06-01	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
2	Laerskool Olienpark 2018 (U12)	2018-04-21	2018-04-21	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
3	Laerskool Rustenburg Noord Primary 2018 (Girls)	2018-02-24	2018-02-24	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2019 RMS Laerskole				Tournament 2019 RMS Laerskole
		date 2019-06-01	rnd 1	type Standard	result 1	date 2019-06-01	rnd 5	type Standard	result 1
		Opponent Neethling, T (Tristan)				Opponent Bence, M (Mielle)
2	5	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Olienpark 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-04-21	rnd 2	type Standard	result 0.5
		Opponent Jansen, D (Danel)				Opponent Goliath, BB (Brimarion)
3	1	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 1	type Standard	result 1	date 2018-02-24	rnd 1	type Standard	result 1
		Opponent September, M (Mckenzie)				Opponent September, M (Mckenzie)

#	Games	Start				End
1	5	Tournament 2019 RMS Laerskole				Tournament 2019 RMS Laerskole
		date 2019-06-01	rnd 1	type Standard	result 1	date 2019-06-01	rnd 5	type Standard	result 1
		Opponent Neethling, T (Tristan)				Opponent Bence, M (Mielle)
2	5	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Olienpark 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-04-21	rnd 2	type Standard	result 0.5
		Opponent Jansen, D (Danel)				Opponent Goliath, BB (Brimarion)
3	1	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 1	type Standard	result 1	date 2018-02-24	rnd 1	type Standard	result 1
		Opponent September, M (Mckenzie)				Opponent September, M (Mckenzie)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 RMS Laerskole				Tournament 2019 RMS Laerskole
		date 2019-06-01	rnd 1	type Standard	result 1	date 2019-06-01	rnd 5	type Standard	result 1
		Opponent Neethling, T (Tristan)				Opponent Bence, M (Mielle)
2	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Olienpark 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Babusi, B (Rebaone)
3	1	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 1	type Standard	result 1	date 2018-02-24	rnd 1	type Standard	result 1
		Opponent September, M (Mckenzie)				Opponent September, M (Mckenzie)

#	Games	Start				End
1	5	Tournament 2019 RMS Laerskole				Tournament 2019 RMS Laerskole
		date 2019-06-01	rnd 1	type Standard	result 1	date 2019-06-01	rnd 5	type Standard	result 1
		Opponent Neethling, T (Tristan)				Opponent Bence, M (Mielle)
2	4	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Olienpark 2018
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Jansen, D (Danel)				Opponent Babusi, B (Rebaone)
3	1	Tournament Laerskool Rustenburg Noord Primary 2018				Tournament Laerskool Rustenburg Noord Primary 2018
		date 2018-02-24	rnd 1	type Standard	result 1	date 2018-02-24	rnd 1	type Standard	result 1
		Opponent September, M (Mckenzie)				Opponent September, M (Mckenzie)

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	Mhlongo ,S (Siphesihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mhlongo ,S (Siphesihle)	1	500	75	1	500	75	0	0	0	0	0	0
2	Neethling ,T (Tristan)	1	1	425	1	1	425	0	0	0	0	0	0
2	Neethling ,T (Tristan)	1	1108.7	1533.7	1	1104.8	1533.7	0	0	0	0	0	0
3	Grobler ,L (Louis)	1	1	425	1	1	425	0	0	0	0	0	0
3	Grobler ,L (Louis)	1	1057.5	1482.5	1	1038	1482.5	0	0	0	0	0	0
4	Jansen ,D (Danel)	1	1	425	1	1	425	0	0	0	0	0	0
4	Jansen ,D (Danel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Spooner ,K (Kutlwano)	1	1	425	1	1	425	0	0	0	0	0	0
5	Spooner ,K (Kutlwano)	1	609	1034	1	609	1034	0	0	0	0	0	0
6	Luwes ,M (Morne)	1	1	425	1	1	425	0	0	0	0	0	0
6	Luwes ,M (Morne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Morake ,O (Orefile)	1	1	425	1	1	425	0	0	0	0	0	0
7	Morake ,O (Orefile)	1	746	1171	1	746	1171	0	0	0	0	0	0
8	September ,M (Mckenzie)	1	1	425	1	1	425	0	0	0	0	0	0
8	September ,M (Mckenzie)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Claassens ,R (Ruben)	1	1	425	1	1	425	0	0	0	0	0	0
9	Claassens ,R (Ruben)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Bence ,M (Mielle)	1	1	425	1	1	425	0	0	0	0	0	0
10	Bence ,M (Mielle)	1	1181.1	1606.1	1	1176.8	1606.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Joubert, M (Maretha)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms