Chess South Africa Ratings Database

PLAYER PAGE

Personal

Herron, M (Michela)

Chess SA id

2100099500

FIDE id

Date of birth

2010-03-15 (U16)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1021.4	1019.6	1186	1200
Raw rating	1021.4	1019.6	1186	1200
Weighted rating	1021.4	1019.6	1186	1200
Weighted performance	657.5	658.5	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	213.9	214.4	169.2	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1021.4	1019.6	1186	1200
Analysis
Rating	1021.4	1019.6	1186	1200
Raw rating	1021.4	1019.6	1186	1200
Weighted rating	1021.4	1019.6	1186
Weighted performance	657.5	658.5	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	213.9	214.4	169.2	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	1021.4	1019.6	1186	1200
New weighted rating	1021.4	1019.6	1186	1200
New weighted performance	657.1	658.2	0	0
Temp new rating	1021.4	1019.6	1186	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1021.4	1019.6	1186	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	12	12	0
	23	23	0
	6	6	0
History	72	66	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	72	21.5	29.86	-171.2	1168.7	997.5
Standard	66	18.5	28.03	-186.7	1170.4	983.6
Rapid	6	3	50	0	1149.8	1149.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1021.4	1019.6	1186	1200
2025-09-01	1021.4	1019.6	1186	1200
2025-08-01	1021.4	1019.6	1186	1200
2025-07-01	1021.4	1019.6	1186	1200
2025-06-01	1021.4	1019.6	1186	1200
2025-05-01	1021.4	1019.6	1186	1200
2025-04-01	1021.4	1019.6	1186	1200
2025-03-01	1021.4	1019.6	1186	1200
2025-02-01	1021.4	1019.6	1186	1200
2025-01-01	1021.4	1019.6	1186	1200
2024-12-01	1021.4	1019.6	1186	1200
2024-11-01	1021.4	1019.6	1186	1200
2024-10-01	1021.4	1019.6	1186	1200
2024-09-01	1021.4	1019.6	1186	1200
2024-08-01	1021.4	1019.6	1186	1200
2024-07-01	1021.4	1019.6	1186	1200
2024-06-01	1021.4	1019.6	1186	1200
2024-08-01	1021.4	1019.6	1186	1200
2024-04-01	1021.4	1019.6	1186	1200
2024-03-01	1021.4	1019.6	1186	1200
2024-02-01	1021.4	1019.6	1186	1200
2024-01-01	1021.4	1019.6	1186	1200
2023-12-01	1021.4	1019.6	1186	1200
2023-11-01	1021.4	1019.6	1186	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	EP Trials 3 2023 (U14)	2023-05-05	2023-05-06	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
2	NMB 1st Trials 2023 (U14)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
3	2022 NMBCU Closed 2022 (U14)	2022-08-19	2022-08-20	Standard	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
4	2022 NMBCU Trial 4 (U14)	2022-08-12	2022-08-13	Standard	Nelson Mandela Bay (ENM)	6	6	1.5	Yes	Analysis
5	NMBCU Trial 3 2022 (U14)	2022-07-22	2022-07-23	Standard	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
6	2022 NMB Junior Trials 1 (U12)	2022-04-22	2022-04-23	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
7	2021 Eastern Cape Schools Provincial Summer Championships (Girls)	2021-10-16	2021-10-16	Standard	Buffalo City (EBC)	6	6	3	Yes	Analysis
8	2020 Boardwalk Pearson Open Chess Festival (Open)	2020-03-14	2020-03-15	Standard	Nelson Mandela Bay (ENM)	5	2	0	Yes	Analysis
9	NMBJCU Trials 3 2019 (U10)	2019-05-10	2019-05-11	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
10	Nelson Mandela Bay Junior Chess Trials 2 2019 (U10)	2019-04-05	2019-04-06	Standard	Nelson Mandela Bay (ENM)	6	5	1.5	Yes	Analysis
11	NMB Youth Chess Trial 3 2018 (U10)	2018-05-11	2018-05-12	Standard	Nelson Mandela Bay (ENM)	6	3	0	Yes	Analysis
12	NMB Second Trials 2018 (U10)	2018-04-20	2018-04-22	Standard	Nelson Mandela Bay (ENM)	5	4	0	Yes	Analysis
13	NMB First Trails 2018 (U10)	2018-03-23	2018-03-24	Standard	Nelson Mandela Bay (ENM)	6	5	0.5	Yes	Analysis
14	2018 Boardwalk Pearson Open (Devlopment)	2018-03-17	2018-03-17	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2022 NMB Junior Trials 1				Tournament 2022 NMB Junior Trials 1
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-23	rnd 6	type Standard	result 1
		Opponent Kayser, I (Isabella)				Opponent Coetzee, S (Schalk)
2	2	Tournament NMB 1st Trials 2023				Tournament NMB 1st Trials 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Vosloo, C (Cole)
3	2	Tournament 2021 Eastern Cape Schools Provincial Summer Championships				Tournament 2021 Eastern Cape Schools Provincial Summer Championships
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-16	rnd 5	type Standard	result 1
		Opponent Ngunzana, S (Siphokuhle)				Opponent Hendricks, S (Siyamthatnda)

#	Games	Start				End
1	3	Tournament 2022 NMB Junior Trials 1				Tournament 2022 NMB Junior Trials 1
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-23	rnd 6	type Standard	result 1
		Opponent Kayser, I (Isabella)				Opponent Coetzee, S (Schalk)
2	2	Tournament NMB 1st Trials 2023				Tournament NMB 1st Trials 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Vosloo, C (Cole)
3	2	Tournament 2021 Eastern Cape Schools Provincial Summer Championships				Tournament 2021 Eastern Cape Schools Provincial Summer Championships
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-16	rnd 5	type Standard	result 1
		Opponent Ngunzana, S (Siphokuhle)				Opponent Hendricks, S (Siyamthatnda)

#	Games	Start				End
1	2	Tournament 2018 Boardwalk Pearson Open				Tournament 2018 Boardwalk Pearson Open
		date 2018-03-17	rnd 5	type Rapid	result 0.5	date 2018-03-17	rnd 6	type Rapid	result 0.5
		Opponent Papenfus, K (Kyle)				Opponent Petzer, D (Dante)
2	1	Tournament 2018 Boardwalk Pearson Open				Tournament 2018 Boardwalk Pearson Open
		date 2018-03-17	rnd 3	type Rapid	result 1	date 2018-03-17	rnd 3	type Rapid	result 1
		Opponent Managa, M (Murendeni)				Opponent Managa, M (Murendeni)
3	1	Tournament 2018 Boardwalk Pearson Open				Tournament 2018 Boardwalk Pearson Open
		date 2018-03-17	rnd 1	type Rapid	result 1	date 2018-03-17	rnd 1	type Rapid	result 1
		Opponent Van Wyk, B (Bronwyn)				Opponent Van Wyk, B (Bronwyn)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament NMB 1st Trials 2023				Tournament NMB 1st Trials 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Vosloo, C (Cole)
2	2	Tournament 2021 Eastern Cape Schools Provincial Summer Championships				Tournament 2021 Eastern Cape Schools Provincial Summer Championships
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-16	rnd 5	type Standard	result 1
		Opponent Ngunzana, S (Siphokuhle)				Opponent Hendricks, S (Siyamthatnda)
3	1	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 5	type Standard	result 1
		Opponent Smith, B (Blake)				Opponent Smith, B (Blake)

#	Games	Start				End
1	2	Tournament NMB 1st Trials 2023				Tournament NMB 1st Trials 2023
		date 2023-02-18	rnd 3	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Koutsouvelis, J (Joshua)				Opponent Vosloo, C (Cole)
2	2	Tournament 2021 Eastern Cape Schools Provincial Summer Championships				Tournament 2021 Eastern Cape Schools Provincial Summer Championships
		date 2021-10-16	rnd 4	type Standard	result 1	date 2021-10-16	rnd 5	type Standard	result 1
		Opponent Ngunzana, S (Siphokuhle)				Opponent Hendricks, S (Siyamthatnda)
3	1	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 5	type Standard	result 1
		Opponent Smith, B (Blake)				Opponent Smith, B (Blake)

#	Games	Start				End
1	1	Tournament 2018 Boardwalk Pearson Open				Tournament 2018 Boardwalk Pearson Open
		date 2018-03-17	rnd 3	type Rapid	result 1	date 2018-03-17	rnd 3	type Rapid	result 1
		Opponent Managa, M (Murendeni)				Opponent Managa, M (Murendeni)
2	1	Tournament 2018 Boardwalk Pearson Open				Tournament 2018 Boardwalk Pearson Open
		date 2018-03-17	rnd 1	type Rapid	result 1	date 2018-03-17	rnd 1	type Rapid	result 1
		Opponent Van Wyk, B (Bronwyn)				Opponent Van Wyk, B (Bronwyn)

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	Mbotshelwa ,A (Avuyile)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Mbotshelwa ,A (Avuyile)	3	1216.4	791.4	3	1222.4	791.4	0	0	0	0	0	0
2	Healy ,A (Alexander)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Healy ,A (Alexander)	2	1034.2	609.2	2	1059.6	609.2	0	0	0	0	0	0
3	Grove ,JF (Jacques Francois)	2	1	0	2	1	0	0	0	0	0	0	0
3	Grove ,JF (Jacques Francois)	2	1127.8	1127.8	2	1159.6	1127.8	0	0	0	0	0	0
4	Brown ,N (Nathan)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Brown ,N (Nathan)	2	1257.6	832.6	2	1268.3	832.6	0	0	0	0	0	0
5	Wagner ,J (Jayden)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Wagner ,J (Jayden)	2	1175.1	750.1	2	1170.2	750.1	0	0	0	0	0	0
6	Blandy ,L (Levi)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Blandy ,L (Levi)	2	1228.2	803.2	2	1249.4	803.2	0	0	0	0	0	0
7	Ezenkwankwor ,E (Echezona)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Ezenkwankwor ,E (Echezona)	2	1180.4	755.4	2	1175.6	755.4	0	0	0	0	0	0
8	Petzer ,D (Dante)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
8	Petzer ,D (Dante)	2	1173.4	960.9	1	1134.8	748.4	1	1200	1173.4	0	0	0
9	Kayser ,I (Isabella)	1	1	425	1	1	425	0	0	0	0	0	0
9	Kayser ,I (Isabella)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Theunissen ,A (Andrew)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Theunissen ,A (Andrew)	1	1161.5	736.5	1	1154.4	736.5	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

Herron, M (Michela)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms