Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, M (Marieka)

Chess SA id

2050118307

FIDE id

Date of birth

2005-03-08 (Adult)

Gender

Female

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1124.6	1117.2	1200	1200
Raw rating	1124.6	1117.2	1200	1200
Weighted rating	1124.6	1117.2	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	184.6	186.6	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1124.6	1117.2	1200	1200
Analysis
Rating	1124.6	1117.2	1200	1200
Raw rating	1124.6	1117.2	1200	1200
Weighted rating	1124.6	1117.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	184.6	186.6	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	1124.6	1117.2	1200	1200
New weighted rating	1124.6	1117.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1124.6	1117.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1124.6	1117.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	7	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	7	1	14.29	-303.6	1232.4	928.9
Standard	7	1	14.29	-303.6	1232.4	928.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1124.6	1117.2	1200	1200
2025-09-30	1124.6	1117.2	1200	1200
2025-09-01	1124.6	1117.2	1200	1200
2025-08-01	1124.6	1117.2	1200	1200
2025-07-01	1124.6	1117.2	1200	1200
2025-06-01	1124.6	1117.2	1200	1200
2025-05-01	1124.6	1117.2	1200	1200
2025-04-01	1124.6	1117.2	1200	1200
2025-03-01	1124.6	1117.2	1200	1200
2025-02-01	1124.6	1117.2	1200	1200
2025-01-01	1124.6	1117.2	1200	1200
2024-12-01	1124.6	1117.2	1200	1200
2024-11-01	1124.6	1117.2	1200	1200
2024-10-01	1124.6	1117.2	1200	1200
2024-09-01	1124.6	1117.2	1200	1200
2024-08-01	1124.6	1117.2	1200	1200
2024-07-01	1124.6	1117.2	1200	1200
2024-09-01	1124.6	1117.2	1200	1200
2024-05-01	1124.6	1117.2	1200	1200
2024-04-01	1124.6	1117.2	1200	1200
2024-03-01	1124.6	1117.2	1200	1200
2024-02-01	1124.6	1117.2	1200	1200
2024-01-01	1124.6	1117.2	1200	1200
2023-12-01	1124.6	1117.2	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	2019 South African Top Schools Team Championships (U15+U17 Open)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	4	0	Yes	Analysis
2	2019 Gauteng School League Finals (U15 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	3	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Ounaceur, R (Rayhan)				Opponent Ounaceur, R (Rayhan)

#	Games	Start				End
1	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Ounaceur, R (Rayhan)				Opponent Ounaceur, R (Rayhan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Ounaceur, R (Rayhan)				Opponent Ounaceur, R (Rayhan)

#	Games	Start				End
1	1	Tournament 2019 Gauteng School League Finals				Tournament 2019 Gauteng School League Finals
		date 2019-08-24	rnd 5	type Standard	result 1	date 2019-08-24	rnd 5	type Standard	result 1
		Opponent Ounaceur, R (Rayhan)				Opponent Ounaceur, R (Rayhan)

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	Jacobs ,TB (Tiaan Benjamin)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Jacobs ,TB (Tiaan Benjamin)	1	1499.8	1074.8	1	1492.8	1074.8	0	0	0	0	0	0
2	Mokgatlhe ,W (Warona)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Mokgatlhe ,W (Warona)	1	1228.2	803.2	1	1234.8	803.2	0	0	0	0	0	0
3	Khampepe ,OJ (Olebogeng Joy)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Khampepe ,OJ (Olebogeng Joy)	1	1248.8	823.8	1	1242.3	823.8	0	0	0	0	0	0
4	Mans ,JD (Johannes Dirk)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mans ,JD (Johannes Dirk)	1	1003.5	578.5	1	1013.6	578.5	0	0	0	0	0	0
5	Ounaceur ,R (Rayhan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ounaceur ,R (Rayhan)	1	1160.5	1585.5	1	1151.6	1585.5	0	0	0	0	0	0
6	Marais ,AJ (Alwyn Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Marais ,AJ (Alwyn Johannes)	1	1286.2	861.2	1	1289.6	861.2	0	0	0	0	0	0
7	Anderson ,A (Antoine)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Anderson ,A (Antoine)	1	1200	775	1	1200	775	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

Botha, M (Marieka)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms