Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, M (Mariska)

Chess SA id

209093436

FIDE id

Date of birth

2009-06-02 (U18)

Gender

Female

Region

Nkangala (MNW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1132.1	1200	1079.2	1200
Raw rating	1132.1	1200	1079.2	1200
Weighted rating	1132.1	1200	1079.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	182.7	165.8	197	165.8
Highest rating	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2024-03-01	1200 2018-02-01	1200 2024-03-01
Highest weighted rating	1200 2018-02-01	1200 2018-10-01	1200 2018-02-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2024-03-01	1200 2018-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1132.1	1200	1079.2	1200
Analysis
Rating	1132.1	1200	1079.2	1200
Raw rating	1132.1	1200	1079.2	1200
Weighted rating	1132.1	1200	1079.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	182.7	165.8	197	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	1132.1	1200	1079.2	1200
New weighted rating	1132.1	1200	1079.2	1200
New weighted performance	0	0	0	0
Temp new rating	1132.1	1200	1079.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1132.1	1200	1079.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	14	14

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Nkangala (MNW)
Province	Mpumalanga (MP)
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	10	2.5	25	-212.5	1140.7	928.2
Standard	0	0	0	0	0	0
Rapid	10	2.5	25	-212.5	1140.7	928.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1132.1	1200	1079.2	1200
2025-09-01	1132.1	1200	1079.2	1200
2025-08-01	1132.1	1200	1079.2	1200
2025-07-01	1132.1	1200	1079.2	1200
2025-06-01	1132.1	1200	1079.2	1200
2025-05-01	1132.1	1200	1079.2	1200
2025-04-01	1132.1	1200	1079.2	1200
2025-03-01	1132.1	1200	1079.2	1200
2025-02-01	1132.1	1200	1079.2	1200
2025-01-01	1132.1	1200	1079.2	1200
2024-12-01	1132.1	1200	1079.2	1200
2024-11-01	1132.1	1200	1079.2	1200
2024-10-01	1132.1	1200	1079.2	1200
2024-09-01	1132.1	1200	1079.2	1200
2024-08-01	1132.1	1200	1079.2	1200
2024-07-01	1132.1	1200	1079.2	1200
2024-06-01	1132.1	1200	1079.2	1200
2024-08-01	1132.1	1200	1079.2	1200
2024-04-01	1132.1	1200	1079.2	1200
2024-03-01	1132.1	1200	1079.2	1200
2024-02-01	1132.1	1200	1079.2	1200
2024-01-01	1132.1	1200	1079.2	1200
2023-12-01	1132.1	1200	1079.2	1200
2023-11-01	1132.1	1200	1079.2	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	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	1	Yes	Analysis
2	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 0.5
		Opponent Van Der Merwe, D (Devan)				Opponent Pienaar, I (Ian)
2	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rensburg, S (Stefan)				Opponent Jansen Van Rensburg, S (Stefan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 3	type Rapid	result 0.5
		Opponent Van Der Merwe, D (Devan)				Opponent Pienaar, I (Ian)
2	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rensburg, S (Stefan)				Opponent Jansen Van Rensburg, S (Stefan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rensburg, S (Stefan)				Opponent Jansen Van Rensburg, S (Stefan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 2	type Rapid	result 1
		Opponent Van Der Merwe, D (Devan)				Opponent Van Der Merwe, D (Devan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 3	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Jansen Van Rensburg, S (Stefan)				Opponent Jansen Van Rensburg, S (Stefan)
2	1	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 2	type Rapid	result 1	date 2018-05-05	rnd 2	type Rapid	result 1
		Opponent Van Der Merwe, D (Devan)				Opponent Van Der Merwe, D (Devan)

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	Gibbens ,A (Allan)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Gibbens ,A (Allan)	1	1294.2	869.2	0	0	0	1	1221.6	869.2	0	0	0
2	Swart ,M (Marco)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Swart ,M (Marco)	1	708.1	283.1	0	0	0	1	533.4	283.1	0	0	0
3	Lourens ,J (Jurgen)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Lourens ,J (Jurgen)	1	1109.7	684.7	0	0	0	1	1200	684.7	0	0	0
4	Van Der Merwe ,D (Devan)	1	1	425	0	0	0	1	1	425	0	0	0
4	Van Der Merwe ,D (Devan)	1	1284.3	1709.3	0	0	0	1	1200	1709.3	0	0	0
5	Bester ,K (Keira)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Bester ,K (Keira)	1	1275.6	850.6	0	0	0	1	940.2	850.6	0	0	0
6	Jansen Van Rensburg ,S (Stefan)	1	1	425	0	0	0	1	1	425	0	0	0
6	Jansen Van Rensburg ,S (Stefan)	1	1102.5	1527.5	0	0	0	1	1078.8	1527.5	0	0	0
7	Eygelaar ,L (Leila)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Eygelaar ,L (Leila)	1	1032.5	607.5	0	0	0	1	1200	607.5	0	0	0
8	Van Der Merwe ,D (Divan)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Van Der Merwe ,D (Divan)	1	1200	775	0	0	0	1	1200	775	0	0	0
9	Van Loggenberg ,L (Logan)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Van Loggenberg ,L (Logan)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Pienaar ,I (Ian)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Pienaar ,I (Ian)	1	1200	1200	0	0	0	1	1200	1200	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

Botha, M (Mariska)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms