Chess South Africa Ratings Database

PLAYER PAGE

Personal

Muller, J (Jessica)

Chess SA id

282026108

FIDE id

Date of birth

1982-04-10 (Adult)

Gender

Female

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-07-21

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1247.5	1196.4	1300	1300
Raw rating	1247.5	1196.4	1300	1300
Weighted rating	1246.8	1196.2	1299	1299
Weighted performance	0	0	0	0
Floor	747.5	700	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	155	166.7	143.8	143.8
Highest rating	1247.5 2024-03-01	1200 2018-02-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1247.5 2024-03-01	1200 2018-02-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1245.4 2025-08-01	1200 2018-02-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1247.5	1196.4	1300	1300
Analysis
Rating	1247.5	1196.4	1300	1300
Raw rating	1247.5	1196.4	1300	1300
Weighted rating	1246.8	1196.2	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	747.5	700	800	800
Max/Min rating change allowed	155	166.7	143.8	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	1247.5	1196.4	1300	1300
New weighted rating	1247.3	1196.3	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1247.5	1196.4	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1247.5	1196.4	1300	1300
New K-factor	36	36	36	36
New floor	747.5	700	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Sedibeng (GSV)
Province	Gauteng (GT)
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	5	4	80	255	867.3	1122.3
Standard	5	4	80	255	867.3	1122.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1247.5	1196.4	1300	1300
2025-09-01	1247.5	1196.4	1300	1300
2025-08-01	1247.5	1196.4	1300	1300
2025-07-01	1247.5	1196.4	1300	1300
2025-06-01	1247.5	1196.4	1300	1300
2025-05-01	1247.5	1196.4	1300	1300
2025-04-01	1247.5	1196.4	1300	1300
2025-03-01	1247.5	1196.4	1300	1300
2025-02-01	1247.5	1196.4	1300	1300
2025-01-01	1247.5	1196.4	1300	1300
2024-12-01	1247.5	1196.4	1300	1300
2024-11-01	1247.5	1196.4	1300	1300
2024-10-01	1247.5	1196.4	1300	1300
2024-09-01	1247.5	1196.4	1300	1300
2024-08-01	1247.5	1196.4	1300	1300
2024-07-01	1247.5	1196.4	1300	1300
2024-06-01	1247.5	1196.4	1300	1300
2024-08-01	1247.5	1196.4	1300	1300
2024-04-01	1247.5	1196.4	1300	1300
2024-03-01	1247.5	1196.4	1300	1300
2024-02-01	1247.5	1196.4	1300	1300
2024-01-01	1247.5	1196.4	1300	1300
2023-12-01	1184.5	1181.6	1200	1200
2023-11-01	1184.5	1181.6	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	Malelane Primary 2018 (U18 Girls)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 1	type Standard	result 0.5	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Devenish, L (Liane)				Opponent Mashele, S (Sthandwa)

#	Games	Start				End
1	5	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 1	type Standard	result 0.5	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Devenish, L (Liane)				Opponent Mashele, S (Sthandwa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Herbst, A (Angelique)				Opponent Mashele, S (Sthandwa)
2	1	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Sigudla, H (Honey)				Opponent Sigudla, H (Honey)

#	Games	Start				End
1	2	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 4	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Herbst, A (Angelique)				Opponent Mashele, S (Sthandwa)
2	1	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Sigudla, H (Honey)				Opponent Sigudla, H (Honey)

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	Iyman ,J (Jaelene)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Iyman ,J (Jaelene)	1	818	818	1	817.8	818	0	0	0	0	0	0
2	Mashele ,S (Sthandwa)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mashele ,S (Sthandwa)	1	1094.8	1519.8	1	1075.2	1519.8	0	0	0	0	0	0
3	Devenish ,L (Liane)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Devenish ,L (Liane)	1	750.9	750.9	1	754.8	750.9	0	0	0	0	0	0
4	Sigudla ,H (Honey)	1	1	425	1	1	425	0	0	0	0	0	0
4	Sigudla ,H (Honey)	1	796	1221	1	820.4	1221	0	0	0	0	0	0
5	Herbst ,A (Angelique)	1	1	425	1	1	425	0	0	0	0	0	0
5	Herbst ,A (Angelique)	1	876.9	1301.9	1	882.8	1301.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Muller, J (Jessica)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms