Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joubert, M (Marce)

Chess SA id

2100105767

FIDE id

Date of birth

2010-02-23 (U16)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1146.5	1133.2	1200	1200
Raw rating	1146.5	1133.2	1200	1200
Weighted rating	1146.5	1133.2	1200	1200
Weighted performance	285	283.3	0	0
Floor	784.2	781.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	178.9	182.4	165.8	165.8
Highest rating	1366.2 2019-05-01	1364.6 2019-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1284.2 2019-08-01	1281.9 2019-08-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1284.2 2020-01-01	1281.9 2020-01-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1366.2 2019-05-01	1364.6 2019-05-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1146.5	1133.2	1200	1200
Analysis
Rating	1146.5	1133.2	1200	1200
Raw rating	1146.5	1133.2	1200	1200
Weighted rating	1146.5	1133.2	1200
Weighted performance	285	283.3	0
K-factor	36	36	36	36
Floor	784.2	781.9	700	700
Max/Min rating change allowed	178.9	182.4	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	1146.5	1133.2	1200	1200
New weighted rating	1146.5	1133.2	1200	1200
New weighted performance	284.6	283	0	0
Temp new rating	1146.5	1133.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1146.5	1133.2	1200	1200
New K-factor	36	36	36	36
New floor	784.2	781.9	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	38	38

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	38	19.5	51.32	11.2	1150.6	1161.8
Standard	38	19.5	51.32	11.2	1150.6	1161.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1146.5	1133.2	1200	1200
2025-09-01	1146.5	1133.2	1200	1200
2025-08-01	1146.5	1133.2	1200	1200
2025-07-01	1146.5	1133.2	1200	1200
2025-06-01	1146.5	1133.2	1200	1200
2025-05-01	1146.5	1133.2	1200	1200
2025-04-01	1146.5	1133.2	1200	1200
2025-03-01	1146.5	1133.2	1200	1200
2025-02-01	1146.5	1133.2	1200	1200
2025-01-01	1146.5	1133.2	1200	1200
2024-12-01	1146.5	1133.2	1200	1200
2024-11-01	1146.5	1133.2	1200	1200
2024-10-01	1146.5	1133.2	1200	1200
2024-09-01	1146.5	1133.2	1200	1200
2024-08-01	1146.5	1133.2	1200	1200
2024-07-01	1146.5	1133.2	1200	1200
2024-06-01	1146.5	1133.2	1200	1200
2024-08-01	1146.5	1133.2	1200	1200
2024-04-01	1146.5	1133.2	1200	1200
2024-03-01	1146.5	1133.2	1200	1200
2024-02-01	1146.5	1133.2	1200	1200
2024-01-01	1146.5	1133.2	1200	1200
2023-12-01	1146.5	1133.2	1200	1200
2023-11-01	1146.5	1133.2	1200	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	2020 Registration Tournament (D)	2020-01-25	2020-01-25	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2019 South African Junior Team Championships (U12 Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	1	Yes	Analysis
3	2019 Gauteng School League Finals (U13 Girls)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2019 D3 Team League (U9)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
5	2019 Swartkop Open (E)	2019-06-15	2019-06-15	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
6	D3 Primary School League Cluster 4 2019 (U9)	2019-05-11	2019-05-11	Standard	Tshwane (GTP)	5	4	4	Yes	Analysis
7	2019 D3 Individuals (U9 Girls)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2018 Gauteng League Final (U13 Girls)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	5	0.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2019 D3 Individuals				Tournament D3 Primary School League Cluster 4 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Roelofse, J (Johani)				Opponent Serote, O (Ofentse)
2	3	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Hayes, L (Lara)				Opponent Muller, M (Megan)
3	3	Tournament 2019 Swartkop Open				Tournament 2019 Swartkop Open
		date 2019-06-15	rnd 3	type Standard	result 1	date 2019-06-15	rnd 5	type Standard	result 1
		Opponent Rautenbach, M (Mieke)				Opponent Botha, RMJ (Robert)

#	Games	Start				End
1	6	Tournament 2019 D3 Individuals				Tournament D3 Primary School League Cluster 4 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Roelofse, J (Johani)				Opponent Serote, O (Ofentse)
2	3	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Hayes, L (Lara)				Opponent Muller, M (Megan)
3	3	Tournament 2019 Swartkop Open				Tournament 2019 Swartkop Open
		date 2019-06-15	rnd 3	type Standard	result 1	date 2019-06-15	rnd 5	type Standard	result 1
		Opponent Rautenbach, M (Mieke)				Opponent Botha, RMJ (Robert)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2019 D3 Individuals				Tournament D3 Primary School League Cluster 4 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Roelofse, J (Johani)				Opponent Serote, O (Ofentse)
2	3	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Hayes, L (Lara)				Opponent Muller, M (Megan)
3	3	Tournament 2019 Swartkop Open				Tournament 2019 Swartkop Open
		date 2019-06-15	rnd 3	type Standard	result 1	date 2019-06-15	rnd 5	type Standard	result 1
		Opponent Rautenbach, M (Mieke)				Opponent Botha, RMJ (Robert)

#	Games	Start				End
1	6	Tournament 2019 D3 Individuals				Tournament D3 Primary School League Cluster 4 2019
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Roelofse, J (Johani)				Opponent Serote, O (Ofentse)
2	3	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-23	rnd 2	type Standard	result 1	date 2019-08-23	rnd 4	type Standard	result 1
		Opponent Hayes, L (Lara)				Opponent Muller, M (Megan)
3	3	Tournament 2019 Swartkop Open				Tournament 2019 Swartkop Open
		date 2019-06-15	rnd 3	type Standard	result 1	date 2019-06-15	rnd 5	type Standard	result 1
		Opponent Rautenbach, M (Mieke)				Opponent Botha, RMJ (Robert)

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	Roux ,K (Kristin)	2	1	0	2	1	0	0	0	0	0	0	0
1	Roux ,K (Kristin)	2	1215.1	1215.1	2	1218	1215.1	0	0	0	0	0	0
2	Jikolo ,T (Tlhalefo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jikolo ,T (Tlhalefo)	1	1198.7	773.7	1	1198.4	773.7	0	0	0	0	0	0
3	Jacobs ,D (Danica)	1	1	425	1	1	425	0	0	0	0	0	0
3	Jacobs ,D (Danica)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Van Der Merwe ,J (Janka)	1	1	425	1	1	425	0	0	0	0	0	0
4	Van Der Merwe ,J (Janka)	1	920.1	1345.1	1	898	1345.1	0	0	0	0	0	0
5	Mcphail ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mcphail ,M (Matthew)	1	1075	650	1	1065.2	650	0	0	0	0	0	0
6	Nyoni ,L (Luthando)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Nyoni ,L (Luthando)	1	1179.4	754.4	1	1174.8	754.4	0	0	0	0	0	0
7	Grahan ,C (Chie-Ann)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Grahan ,C (Chie-Ann)	1	805.9	380.9	1	792.3	380.9	0	0	0	0	0	0
8	Botha ,RMJ (Robert)	1	1	425	1	1	425	0	0	0	0	0	0
8	Botha ,RMJ (Robert)	1	1251.1	1676.1	1	1240	1676.1	0	0	0	0	0	0
9	Van Dyk ,M (Mia)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Dyk ,M (Mia)	1	1144.6	719.6	1	1128.9	719.6	0	0	0	0	0	0
10	Ledwaba ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ledwaba ,T (Tshegofatso)	1	1185.5	760.5	1	1200	760.5	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 (Marce)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms