Chess South Africa Ratings Database

PLAYER PAGE

Personal

Muller, J (Janke)

Chess SA id

204075220

FIDE id

Date of birth

2004-04-21 (Adult)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1222.7	1222	805.6	805.6
Raw rating	1222.7	1222	805.6	805.6
Weighted rating	1222.7	1222	805.6	805.6
Weighted performance	353.5	351.8	0	0
Floor	722.7	722	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	160.5	160.7	290.8	290.8
Highest rating	1222.7 2024-02-01	1222 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1222.7 2024-02-01	1222 2024-02-01	805.6 2024-02-01	805.6 2024-02-01
Highest weighted rating	1222.7 2025-02-01	1222 2025-02-01	805.6 2024-11-01	805.6 2024-11-01
Highest weighted performance	1222 2020-03-01	1216.1 2020-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1222.7	1222	805.6	805.6
Analysis
Rating	1222.7	1222	805.6	805.6
Raw rating	1222.7	1222	805.6	805.6
Weighted rating	1222.7	1222	805.6
Weighted performance	353.5	351.8	0
K-factor	36	36	40	40
Floor	722.7	722	500	500
Max/Min rating change allowed	160.5	160.7	290.8	290.8
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	1222.7	1222	805.6	805.6
New weighted rating	1222.7	1222	805.6	805.6
New weighted performance	353.1	351.4	0	0
Temp new rating	1222.7	1222	805.6	805.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1222.7	1222	805.6	805.6
New K-factor	36	36	40	40
New floor	722.7	722	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	155	155

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Eden (WEG)
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	84	47.5	56.55	55.7	1019.2	1074.9
Standard	84	47.5	56.55	55.7	1019.2	1074.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1222.7	1222	805.6	805.6
2025-09-01	1222.7	1222	805.6	805.6
2025-08-01	1222.7	1222	805.6	805.6
2025-07-01	1222.7	1222	805.6	805.6
2025-06-01	1222.7	1222	805.6	805.6
2025-05-01	1222.7	1222	805.6	805.6
2025-04-01	1222.7	1222	805.6	805.6
2025-03-01	1222.7	1222	805.6	805.6
2025-02-01	1222.7	1222	805.6	805.6
2025-01-01	1222.7	1222	805.6	805.6
2024-12-01	1222.7	1222	805.6	805.6
2024-11-01	1222.7	1222	805.6	805.6
2024-10-01	1222.7	1222	805.6	805.6
2024-09-01	1222.7	1222	805.6	805.6
2024-08-01	1222.7	1222	805.6	805.6
2024-07-01	1222.7	1222	805.6	805.6
2024-06-01	1222.7	1222	805.6	805.6
2024-08-01	1222.7	1222	805.6	805.6
2024-04-01	1222.7	1222	805.6	805.6
2024-03-01	1222.7	1222	805.6	805.6
2024-02-01	1222.7	1222	805.6	805.6
2024-01-01	1222.7	1222	805.6	805.6
2023-12-01	1222.7	1222	805.6	805.6
2023-11-01	1222.7	1222	805.6	805.6

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	Eden Schools Closed Trials 1 2020 (U18 Girls)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	5	Yes	Analysis
2	George Trial 2 2020 (U18+U20)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
3	George Trial 1 2020 (U18+U20)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	3	Yes	Analysis
4	Western Cape Top Schools 2019 (U18 Girls)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
5	Eden Trials 3 2019 (U16 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	4	2	Yes	Analysis
6	Eden Trials 2 2019 (U16 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	4	Yes	Analysis
7	George Trials 3 2019 (U16)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
8	George Trials 2 2019 (U16)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	4	3	Yes	Analysis
9	South African Junior Team Championships 2018 (U16C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
10	Western Cape Top Schools 2018 (U15-U19 Girls)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
11	EDENSC Closed 3 2018 (U16 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
12	Western Cape Schools Individuals 2018 (U15 Girls)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
13	EDENSC Closed 2 2018 (U16 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	2	Yes	Analysis
14	EDENSC Closed 1 2018 (U16 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	2	Yes	Analysis
15	George Trails 3 2018 (U16)	2018-02-24	2018-02-24	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
16	George Trails 2 2018 (U16)	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	4	2	Yes	Analysis
17	George Trails 1 2018 (U16)	2018-01-27	2018-01-27	Standard	Eden (WEG)	5	4	2	Yes	Analysis

#	Games	Start				End
1	10	Tournament George Trials 3 2019				Tournament Eden Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 0.5
		Opponent Lewis, T (Tyler)				Opponent Mostert, J (Jan-Abraham)
2	6	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Top Schools 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Alexander, S (Suene)				Opponent Veldsman, C (Carmin)
3	5	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 1	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Stoffels, C (Courtney)				Opponent Van Der Bank, S (Suzhelle)

#	Games	Start				End
1	10	Tournament George Trials 3 2019				Tournament Eden Trials 3 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 0.5
		Opponent Lewis, T (Tyler)				Opponent Mostert, J (Jan-Abraham)
2	6	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Top Schools 2018
		date 2018-05-19	rnd 2	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Alexander, S (Suene)				Opponent Veldsman, C (Carmin)
3	5	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 1	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Stoffels, C (Courtney)				Opponent Van Der Bank, S (Suzhelle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 1	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Stoffels, C (Courtney)				Opponent Van Der Bank, S (Suzhelle)
2	5	Tournament George Trials 2 2019				Tournament George Trials 3 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Barnard, S (Stephan)				Opponent Volschenk, H (Hennie)
3	4	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Top Schools 2018
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Fielies, S (Salima)				Opponent Veldsman, C (Carmin)

#	Games	Start				End
1	5	Tournament Eden Schools Closed Trials 1 2020				Tournament Eden Schools Closed Trials 1 2020
		date 2020-03-07	rnd 1	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Stoffels, C (Courtney)				Opponent Van Der Bank, S (Suzhelle)
2	5	Tournament George Trials 2 2019				Tournament George Trials 3 2019
		date 2019-02-09	rnd 3	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Barnard, S (Stephan)				Opponent Volschenk, H (Hennie)
3	4	Tournament Western Cape Schools Individuals 2018				Tournament Western Cape Top Schools 2018
		date 2018-05-19	rnd 4	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Fielies, S (Salima)				Opponent Veldsman, C (Carmin)

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	Fourie ,C (Corne)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Fourie ,C (Corne)	3	1188	763	3	1198.5	763	0	0	0	0	0	0
2	Van Loggerenberg ,P (Pierre)	3	3	425	3	3	425	0	0	0	0	0	0
2	Van Loggerenberg ,P (Pierre)	3	954.9	1379.9	3	951.5	1379.9	0	0	0	0	0	0
3	Ramohlabi ,L (Lulu)	2	2	425	2	2	425	0	0	0	0	0	0
3	Ramohlabi ,L (Lulu)	2	1150.6	1575.6	2	1141.6	1575.6	0	0	0	0	0	0
4	Steyn ,M (Marnich)	2	1	0	2	1	0	0	0	0	0	0	0
4	Steyn ,M (Marnich)	2	616.2	616.2	2	622.6	616.2	0	0	0	0	0	0
5	Mostert ,J (Jan-Abraham)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Mostert ,J (Jan-Abraham)	2	1169.8	957.3	2	1168.6	957.3	0	0	0	0	0	0
6	Putter ,N (Nicola)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Putter ,N (Nicola)	2	1404.2	979.2	2	1405.4	979.2	0	0	0	0	0	0
7	Murphy ,S (Sidwell)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Murphy ,S (Sidwell)	2	849.8	1062.2	2	850.1	1062.2	0	0	0	0	0	0
8	Barnard ,S (Stephan)	2	2	425	2	2	425	0	0	0	0	0	0
8	Barnard ,S (Stephan)	2	938.4	1363.4	2	935.4	1363.4	0	0	0	0	0	0
9	Blows ,K (Kiara)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Blows ,K (Kiara)	2	1332.8	907.8	2	1324.6	907.8	0	0	0	0	0	0
10	Jacobs ,F (Franco)	2	1	0	2	1	0	0	0	0	0	0	0
10	Jacobs ,F (Franco)	2	1093.2	1093.2	2	1087.2	1093.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Muller, J (Janke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms