Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mcmahon, M (Mieka)

Chess SA id

209083942

FIDE id

Date of birth

2009-10-30 (U18)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-10-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1213.9	1200	1223.2	1200
Raw rating	1213.9	1200	1223.2	1200
Weighted rating	1213.9	1200	1223.2	1200
Weighted performance	0	0	0	0
Floor	713.9	700	723.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.6	165.8	160.4	165.8
Highest rating	1275.3 2022-10-01	1200 2018-10-01	1314.6 2022-10-01	1200 2018-10-01
Highest raw rating	1213.9 2024-03-01	1200 2024-03-01	1223.2 2024-03-01	1200 2024-03-01
Highest weighted rating	1213.9 2024-10-01	1200 2018-10-01	1223.2 2024-10-01	1200 2018-10-01
Highest weighted performance	1275.3 2022-10-01	1200 2024-03-01	1314.6 2022-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1213.9	1200	1223.2	1200
Analysis
Rating	1213.9	1200	1223.2	1200
Raw rating	1213.9	1200	1223.2	1200
Weighted rating	1213.9	1200	1223.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713.9	700	723.2	700
Max/Min rating change allowed	162.6	165.8	160.4	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	1213.9	1200	1223.2	1200
New weighted rating	1213.9	1200	1223.2	1200
New weighted performance	0	0	0	0
Temp new rating	1213.9	1200	1223.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1213.9	1200	1223.2	1200
New K-factor	36	36	36	36
New floor	713.9	700	723.2	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	5	5
	0	0
History	11	11

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	3	60	85	1247.8	1332.8
Standard	0	0	0	0	0	0
Rapid	5	3	60	85	1247.8	1332.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1213.9	1200	1223.2	1200
2025-09-01	1213.9	1200	1223.2	1200
2025-08-01	1213.9	1200	1223.2	1200
2025-07-01	1213.9	1200	1223.2	1200
2025-06-01	1213.9	1200	1223.2	1200
2025-05-01	1213.9	1200	1223.2	1200
2025-04-01	1213.9	1200	1223.2	1200
2025-03-01	1213.9	1200	1223.2	1200
2025-02-01	1213.9	1200	1223.2	1200
2025-01-01	1213.9	1200	1223.2	1200
2024-12-01	1213.9	1200	1223.2	1200
2024-11-01	1213.9	1200	1223.2	1200
2024-10-01	1213.9	1200	1223.2	1200
2024-09-01	1213.9	1200	1223.2	1200
2024-08-01	1213.9	1200	1223.2	1200
2024-07-01	1213.9	1200	1223.2	1200
2024-06-01	1213.9	1200	1223.2	1200
2024-08-01	1213.9	1200	1223.2	1200
2024-04-01	1213.9	1200	1223.2	1200
2024-03-01	1213.9	1200	1223.2	1200
2024-02-01	1213.9	1200	1223.2	1200
2024-01-01	1213.9	1200	1223.2	1200
2023-12-01	1213.9	1200	1223.2	1200
2023-11-01	1213.9	1200	1223.2	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	George-Suid Senior Skaaktoernooi 2022	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Bothma, B (Byron)				Opponent Poulton, G (Grace)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Bothma, B (Byron)				Opponent Poulton, G (Grace)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Bothma, B (Byron)				Opponent Poulton, G (Grace)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 3	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Bothma, B (Byron)				Opponent Poulton, G (Grace)

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	Bothma ,B (Byron)	1	1	425	0	0	0	1	1	425	0	0	0
1	Bothma ,B (Byron)	1	1136.9	1561.9	0	0	0	1	1200	1561.9	0	0	0
2	Muller ,K (Kieran)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Muller ,K (Kieran)	1	1359.5	934.5	0	0	0	1	1241.6	934.5	0	0	0
3	Fourie ,L (Loftie)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Fourie ,L (Loftie)	1	1370.1	945.1	0	0	0	1	1259.2	945.1	0	0	0
4	Poulton ,G (Grace)	1	1	425	0	0	0	1	1	425	0	0	0
4	Poulton ,G (Grace)	1	1172.4	1597.4	0	0	0	1	1200	1597.4	0	0	0
5	Jacobs ,M (Morgan)	1	1	425	0	0	0	1	1	425	0	0	0
5	Jacobs ,M (Morgan)	1	1200	1625	0	0	0	1	1200	1625	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

Mcmahon, M (Mieka)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms