Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, M (Mia)

Chess SA id

2130141571

FIDE id

Date of birth

2013-05-19 (U14)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-07-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1184.7	1175.1	1200	1200
Raw rating	1184.7	1175.1	1200	1200
Weighted rating	1184.5	1174.8	1200	1200
Weighted performance	736	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.5	171.8	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1211.1 2022-05-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1211.1 2022-05-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1184.7	1175.1	1200	1200
Analysis
Rating	1184.7	1175.1	1200	1200
Raw rating	1184.7	1175.1	1200	1200
Weighted rating	1184.5	1174.8	1200
Weighted performance	736	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.5	171.8	165.8	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	1184.7	1175.1	1200	1200
New weighted rating	1184.5	1174.9	1200	1200
New weighted performance	729.2	0	0	0
Temp new rating	1184.7	1175.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1184.7	1175.1	1200	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
	5	5	0
	21	15	6
	0	0	0
History	26	20	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	26	12	46.15	-32.7	1216.8	1184.1
Standard	20	9	45	-42.5	1221	1178.5
Rapid	6	3	50	0	1202.9	1202.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1184.7	1175.1	1200	1200
2025-09-30	1184.7	1175.1	1200	1200
2025-09-01	1184.7	1175.1	1200	1200
2025-08-01	1184.7	1175.1	1200	1200
2025-07-01	1184.7	1175.1	1200	1200
2025-06-01	1184.7	1175.1	1200	1200
2025-05-01	1184.7	1175.1	1200	1200
2025-04-01	1184.7	1175.1	1200	1200
2025-03-01	1184.7	1175.1	1200	1200
2025-02-01	1184.7	1175.1	1200	1200
2025-01-01	1184.2	1174.4	1200	1200
2024-12-01	1184.2	1174.4	1200	1200
2024-11-01	1184.2	1174.4	1200	1200
2024-10-01	1184.2	1174.4	1200	1200
2024-09-01	1184.2	1174.4	1200	1200
2024-08-01	1184.2	1174.4	1200	1200
2024-07-01	1184.2	1174.4	1200	1200
2024-09-01	1184.2	1174.4	1200	1200
2024-05-01	1184.2	1174.4	1200	1200
2024-04-01	1184.2	1174.4	1200	1200
2024-03-01	1184.2	1174.4	1200	1200
2024-02-01	1184.2	1174.4	1200	1200
2024-01-01	1184.2	1174.4	1200	1200
2023-12-01	1184.2	1174.4	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	2023 Ekurhuleni North District Schools Finals (U11)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	2022 Gauteng Schools Team Championships (U9 Open)	2022-08-27	2022-08-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	Ekurhuleni-North Schools Teams 2022 (U9)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	RMS Swiss For Rating of Players 2022 (U9)	2022-05-28	2022-05-28	Rapid	Ekurhuleni (GE)	7	6	3	Yes	Analysis
5	Ekurhuleni-North Schools Finals Indiv 2022 (U9 Girls)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-06	rnd 5	type Standard	result 0.5	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Wasserman, T (Thalric)				Opponent Grobler, N (Neil Jacobus)
2	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Waal, D (Dian)				Opponent Van Heerden, H (Hans Jacob)
3	2	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 4	type Standard	result 1	date 2022-05-13	rnd 5	type Standard	result 1
		Opponent Labuschagne, M (Mienke)				Opponent Molapo, S (Sewela)

#	Games	Start				End
1	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 4	type Standard	result 1	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Labuschagne, M (Mienke)				Opponent Mathembe, M (Murdering)
2	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament 2022 Gauteng Schools Team Championships
		date 2022-08-06	rnd 5	type Standard	result 0.5	date 2022-08-27	rnd 1	type Standard	result 1
		Opponent Wasserman, T (Thalric)				Opponent Grobler, N (Neil Jacobus)
3	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Duvenage, R (Reanu)				Opponent Duvenage, R (Reanu)

#	Games	Start				End
1	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Waal, D (Dian)				Opponent Van Heerden, H (Hans Jacob)
2	1	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 3	type Rapid	result 1	date 2022-05-28	rnd 3	type Rapid	result 1
		Opponent Masalesa, H (Hendrick)				Opponent Masalesa, H (Hendrick)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Waal, D (Dian)				Opponent Van Heerden, H (Hans Jacob)
2	2	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 4	type Standard	result 1	date 2022-05-13	rnd 5	type Standard	result 1
		Opponent Labuschagne, M (Mienke)				Opponent Molapo, S (Sewela)
3	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Duvenage, R (Reanu)				Opponent Duvenage, R (Reanu)

#	Games	Start				End
1	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 4	type Standard	result 1	date 2022-08-06	rnd 1	type Standard	result 1
		Opponent Labuschagne, M (Mienke)				Opponent Mathembe, M (Murdering)
2	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 3	type Standard	result 1	date 2023-07-29	rnd 3	type Standard	result 1
		Opponent Duvenage, R (Reanu)				Opponent Duvenage, R (Reanu)
3	1	Tournament 2023 Ekurhuleni North District Schools Finals				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-07-29	rnd 1	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Magaza, B (Bernice)				Opponent Magaza, B (Bernice)

#	Games	Start				End
1	2	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 5	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent De Waal, D (Dian)				Opponent Van Heerden, H (Hans Jacob)
2	1	Tournament RMS Swiss For Rating of Players 2022				Tournament RMS Swiss For Rating of Players 2022
		date 2022-05-28	rnd 3	type Rapid	result 1	date 2022-05-28	rnd 3	type Rapid	result 1
		Opponent Masalesa, H (Hendrick)				Opponent Masalesa, H (Hendrick)

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	Duvenage ,R (Reanu)	2	2	425	2	2	425	0	0	0	0	0	0
1	Duvenage ,R (Reanu)	2	1260.2	1685.2	2	1191	1685.2	0	0	0	0	0	0
2	Labuschagne ,M (Mienke)	1	1	425	1	1	425	0	0	0	0	0	0
2	Labuschagne ,M (Mienke)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Magadza ,B (Bernice)	1	1	425	1	1	425	0	0	0	0	0	0
3	Magadza ,B (Bernice)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Jordan ,L (Liam)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jordan ,L (Liam)	1	1220.5	795.5	1	1221.2	795.5	0	0	0	0	0	0
5	Molapo ,S (Sewela)	1	1	425	1	1	425	0	0	0	0	0	0
5	Molapo ,S (Sewela)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Van Rooyen ,E (Enya)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Rooyen ,E (Enya)	1	1276.7	851.7	1	1292	851.7	0	0	0	0	0	0
7	Wasserman ,T (Thalric)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Wasserman ,T (Thalric)	1	1132.3	1132.3	1	1117.6	1132.3	0	0	0	0	0	0
8	Van Wyk ,J (Jamanique)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Wyk ,J (Jamanique)	1	1087.7	662.7	1	1070	662.7	0	0	0	0	0	0
9	Mathebula ,N (Nakedi)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Mathebula ,N (Nakedi)	1	1159.5	1159.5	1	1146.8	1159.5	0	0	0	0	0	0
10	Mathembe ,M (Murdering)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mathembe ,M (Murdering)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Pretorius, M (Mia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms