Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joseph, JMA (Juanbrey Mary-Anne)

Chess SA id

288014490

FIDE id

Date of birth

1988-07-08 (Adult)

Gender

Female

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1263.3	1242.6	1224.2	1300
Raw rating	1263.2	1242.6	1224.2	1300
Weighted rating	1263.3	1242.5	1224.1	1299
Weighted performance	782	0	388.4	0
Floor	799.8	757.2	820.8	800
K-factor	36	36	36	36
Min/Max rating change allowed	151.5	156.1	160.2	143.8
Highest rating	1320 2019-10-01	1304.4 2019-04-01	1354.5 2019-10-01	1300 2024-03-01
Highest raw rating	1299.8 2020-04-01	1257.2 2023-11-01	1320.8 2020-04-01	1300 2024-03-01
Highest weighted rating	1299.8 2022-03-01	1242.6 2025-08-01	1320.8 2022-03-01	1296.7 2025-08-01
Highest weighted performance	1320 2019-10-01	1304.4 2019-04-01	1354.5 2019-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0	0	0	0
New rating	1263.2	1242.6	1224.2	1300
Analysis
Rating	1263.3	1242.6	1224.2	1300
Raw rating	1263.2	1242.6	1224.2	1300
Weighted rating	1263.3	1242.5	1224.1
Weighted performance	782	0	388.4
K-factor	36	36	36	36
Floor	799.8	757.2	820.8	800
Max/Min rating change allowed	151.5	156.1	160.2	143.8
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	1263.2	1242.6	1224.2	1300
New weighted rating	1263.2	1242.5	1224.2	1299.7
New weighted performance	781.6	0	388	0
Temp new rating	1263.2	1242.6	1224.2	1300
Temp new rating +/-	-0	0	0	0
Final new rating +/-	-0	0	0	0
New rating	1263.2	1242.6	1224.2	1300
New K-factor	36	36	36	36
New floor	799.8	757.2	820.8	800

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	9	9	0
	5	0	5
	0	0	0
History	39	14	25

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult 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	39	20.5	52.56	21.8	1272.7	1294.5
Standard	14	8	57.14	60.7	1278	1338.7
Rapid	25	12.5	50	0	1269.7	1269.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1263.2	1242.6	1224.2	1300
2025-09-01	1263.2	1242.6	1224.2	1300
2025-08-01	1263.2	1242.6	1224.2	1300
2025-07-01	1263.2	1242.5	1224.2	1300
2025-06-01	1263.2	1242.4	1224.2	1300
2025-05-01	1263.2	1242.4	1224.2	1300
2025-04-01	1263.2	1242.4	1224.2	1300
2025-03-01	1263.2	1242.4	1224.2	1300
2025-02-01	1263.2	1242.4	1224.2	1300
2025-01-01	1263.2	1242.4	1224.2	1300
2024-12-01	1263.2	1242.4	1224.2	1300
2024-11-01	1263.2	1242.4	1224.2	1300
2024-10-01	1263.2	1242.4	1224.2	1300
2024-09-01	1263.2	1242.4	1224.2	1300
2024-08-01	1263.2	1242.4	1224.2	1300
2024-07-01	1263.2	1242.4	1224.2	1300
2024-06-01	1263.2	1242.4	1224.2	1300
2024-08-01	1263.2	1242.4	1224.2	1300
2024-04-01	1263.2	1242.4	1224.2	1300
2024-03-01	1263.2	1242.4	1224.2	1300
2024-02-01	1263.2	1242.4	1224.2	1300
2024-01-01	1263.2	1242.4	1224.2	1300
2023-12-01	1262.9	1242.4	1220.4	1200
2023-11-01	1268.6	1257.2	1220.4	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	2023 Western Cape Rural Cup (Open)	2023-12-09	2023-12-10	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
2	Robertson Chess Tournament Oct 2023 (Open)	2023-10-28	2023-10-28	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
3	McGregor Kings Chess Festival 2022 (Open)	2022-04-09	2022-04-09	Rapid	Cape Winelands (WCW)	5	5	0.5	Yes	Analysis
4	Robertson Chess 2020 (Open)	2020-03-07	2020-03-07	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
5	Robertson Strategema 2019 (Open)	2019-10-05	2019-10-05	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
6	Cape Winelands Open 2019 (B)	2019-04-27	2019-04-27	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
7	Nelson Mandela Rapid 2019 (Open)	2019-03-02	2019-03-02	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
8	Strategema Club 2018 (Open)	2018-03-10	2018-03-10	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis

#	Games	Start				End
1	6	Tournament Cape Winelands Open 2019				Tournament Robertson Strategema 2019
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-10-05	rnd 4	type Rapid	result 1
		Opponent Adams, A (Atiyyah)				Opponent Liebenberg, FW (Frederick)
2	5	Tournament Robertson Chess 2020				Tournament McGregor Kings Chess Festival 2022
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2022-04-09	rnd 1	type Rapid	result 0.5
		Opponent May, JM (Jaco)				Opponent Grater, R (Robert)
3	3	Tournament Nelson Mandela Rapid 2019				Tournament Cape Winelands Open 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Rylands, R (Rida)				Opponent Seholoba, R (Retshepile)

#	Games	Start				End
1	4	Tournament Cape Winelands Open 2019				Tournament Robertson Chess Tournament Oct 2023
		date 2019-04-27	rnd 4	type Standard	result 1	date 2023-10-28	rnd 2	type Standard	result 1
		Opponent Adams, A (Atiyyah)				Opponent Skippers, M (Mondre)
2	2	Tournament Cape Winelands Open 2019				Tournament Cape Winelands Open 2019
		date 2019-04-27	rnd 1	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Solomon, C (Cameron)				Opponent Seholoba, R (Retshepile)
3	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-09	rnd 3	type Standard	result 1	date 2023-12-09	rnd 3	type Standard	result 1
		Opponent Swart, S (Sune)				Opponent Swart, S (Sune)

#	Games	Start				End
1	5	Tournament Robertson Chess 2020				Tournament McGregor Kings Chess Festival 2022
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2022-04-09	rnd 1	type Rapid	result 0.5
		Opponent May, JM (Jaco)				Opponent Grater, R (Robert)
2	5	Tournament Nelson Mandela Rapid 2019				Tournament Robertson Strategema 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-10-05	rnd 4	type Rapid	result 1
		Opponent Rylands, R (Rida)				Opponent Liebenberg, FW (Frederick)
3	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 2	type Rapid	result 1	date 2018-03-10	rnd 3	type Rapid	result 1
		Opponent Scheepers, J (Julian)				Opponent Abrahams, R (Rieyaad)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Cape Winelands Open 2019				Tournament Robertson Strategema 2019
		date 2019-04-27	rnd 4	type Standard	result 1	date 2019-10-05	rnd 4	type Rapid	result 1
		Opponent Adams, A (Atiyyah)				Opponent Liebenberg, FW (Frederick)
2	4	Tournament Robertson Chess 2020				Tournament Robertson Chess 2020
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 1
		Opponent May, JM (Jaco)				Opponent Maxwell, CP (Christian)
3	3	Tournament Nelson Mandela Rapid 2019				Tournament Cape Winelands Open 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Rylands, R (Rida)				Opponent Seholoba, R (Retshepile)

#	Games	Start				End
1	4	Tournament Cape Winelands Open 2019				Tournament Robertson Chess Tournament Oct 2023
		date 2019-04-27	rnd 4	type Standard	result 1	date 2023-10-28	rnd 2	type Standard	result 1
		Opponent Adams, A (Atiyyah)				Opponent Skippers, M (Mondre)
2	2	Tournament Cape Winelands Open 2019				Tournament Cape Winelands Open 2019
		date 2019-04-27	rnd 1	type Standard	result 1	date 2019-04-27	rnd 2	type Standard	result 1
		Opponent Solomon, C (Cameron)				Opponent Seholoba, R (Retshepile)
3	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-09	rnd 3	type Standard	result 1	date 2023-12-09	rnd 3	type Standard	result 1
		Opponent Swart, S (Sune)				Opponent Swart, S (Sune)

#	Games	Start				End
1	5	Tournament Nelson Mandela Rapid 2019				Tournament Robertson Strategema 2019
		date 2019-03-02	rnd 5	type Rapid	result 1	date 2019-10-05	rnd 4	type Rapid	result 1
		Opponent Rylands, R (Rida)				Opponent Liebenberg, FW (Frederick)
2	4	Tournament Robertson Chess 2020				Tournament Robertson Chess 2020
		date 2020-03-07	rnd 2	type Rapid	result 1	date 2020-03-07	rnd 5	type Rapid	result 1
		Opponent May, JM (Jaco)				Opponent Maxwell, CP (Christian)
3	2	Tournament Strategema Club 2018				Tournament Strategema Club 2018
		date 2018-03-10	rnd 2	type Rapid	result 1	date 2018-03-10	rnd 3	type Rapid	result 1
		Opponent Scheepers, J (Julian)				Opponent Abrahams, R (Rieyaad)

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	Lirafu ,S (Siyambonga)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Lirafu ,S (Siyambonga)	2	1434.7	1009.7	1	1589.5	1009.7	1	1269.6	1009.7	0	0	0
2	Harris ,DH (David Harry)	2	0	-425	0	0	0	2	0	-425	0	0	0
2	Harris ,DH (David Harry)	2	1301.8	876.8	0	0	0	2	1352	876.8	0	0	0
3	Richter ,HL (Heinrich Lodewikus)	2	2	425	0	0	0	2	2	425	0	0	0
3	Richter ,HL (Heinrich Lodewikus)	2	1319.9	1744.9	0	0	0	2	1260.6	1744.9	0	0	0
4	Thompson ,W (William)	1	1	425	1	1	425	0	0	0	0	0	0
4	Thompson ,W (William)	1	1381.1	1806.1	1	1311.6	1806.1	0	0	0	0	0	0
5	Skippers ,M (Mondre)	1	1	425	1	1	425	0	0	0	0	0	0
5	Skippers ,M (Mondre)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Frank ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Frank ,D (Daniel)	1	1603.1	1178.1	1	1597.9	1178.1	0	0	0	0	0	0
7	Swart ,S (Sune)	1	1	425	1	1	425	0	0	0	0	0	0
7	Swart ,S (Sune)	1	1457.8	1882.8	1	1427.1	1882.8	0	0	0	0	0	0
8	Seholoba ,R (Retshepile)	1	1	425	1	1	425	0	0	0	0	0	0
8	Seholoba ,R (Retshepile)	1	972.6	1397.6	1	961.2	1397.6	0	0	0	0	0	0
9	Adams ,A (Atiyyah)	1	1	425	1	1	425	0	0	0	0	0	0
9	Adams ,A (Atiyyah)	1	1057.7	1482.7	1	1005.8	1482.7	0	0	0	0	0	0
10	October ,JW (Jonathan William)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	October ,JW (Jonathan William)	1	1172	747	0	0	0	1	1172	747	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Joseph, JMA (Juanbrey Mary-Anne)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms