Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, I (Isabella)

Chess SA id

2140142651

FIDE id

Date of birth

2014-03-26 (U12)

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	1207.6	1205.8	1200	1200
Raw rating	1207.6	1205.8	1200	1200
Weighted rating	1207.5	1205.7	1200	1200
Weighted performance	0	0	0	0
Floor	731.2	736.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164	164.4	165.8	165.8
Highest rating	1358 2022-05-01	1354.2 2022-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1231.2 2022-06-01	1236.8 2022-06-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1231.2 2023-07-01	1236.8 2023-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1358 2022-05-01	1354.2 2022-05-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1207.6	1205.8	1200	1200
Analysis
Rating	1207.6	1205.8	1200	1200
Raw rating	1207.6	1205.8	1200	1200
Weighted rating	1207.5	1205.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	731.2	736.8	700	700
Max/Min rating change allowed	164	164.4	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	1207.6	1205.8	1200	1200
New weighted rating	1207.5	1205.7	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1207.6	1205.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1207.6	1205.8	1200	1200
New K-factor	36	36	36	36
New floor	731.2	736.8	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	10	10
	10	10
	0	0
History	20	20

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	20	10.5	52.5	21.2	1194.4	1215.7
Standard	20	10.5	52.5	21.2	1194.4	1215.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1207.6	1205.8	1200	1200
2025-09-30	1207.6	1205.8	1200	1200
2025-09-01	1207.6	1205.8	1200	1200
2025-08-01	1207.6	1205.8	1200	1200
2025-07-01	1207.6	1205.8	1200	1200
2025-06-01	1207.6	1205.8	1200	1200
2025-05-01	1207.6	1205.8	1200	1200
2025-04-01	1207.6	1205.8	1200	1200
2025-03-01	1207.6	1205.8	1200	1200
2025-02-01	1207.6	1205.8	1200	1200
2025-01-01	1207.3	1205.4	1200	1200
2024-12-01	1207.3	1205.4	1200	1200
2024-11-01	1207.3	1205.4	1200	1200
2024-10-01	1207.3	1205.4	1200	1200
2024-09-01	1207.3	1205.4	1200	1200
2024-08-01	1207.3	1205.4	1200	1200
2024-07-01	1207.3	1205.4	1200	1200
2024-09-01	1207.3	1205.4	1200	1200
2024-05-01	1207.3	1205.4	1200	1200
2024-04-01	1207.3	1205.4	1200	1200
2024-03-01	1207.3	1205.4	1200	1200
2024-02-01	1207.3	1205.4	1200	1200
2024-01-01	1207.3	1205.4	1200	1200
2023-12-01	1207.3	1205.4	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 (U9)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Ekurhuleni North Schools Individual Finals 2023 (U9 Girls)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	Ekurhuleni-North Schools Teams 2022 (U9)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Ekurhuleni-North Schools Finals Indiv 2022 (U9 Girls)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Mashita, K (Kamogelo)				Opponent Basson, C (Catherine Layla)
2	4	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 1	type Standard	result 0.5	date 2022-05-13	rnd 4	type Standard	result 1
		Opponent Rossouw, L (Lience)				Opponent Lingevelder, L (Lazuene)
3	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Pitso, F (Fezokuhle)				Opponent Ntuli, V (Vuxa)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Mashita, K (Kamogelo)				Opponent Basson, C (Catherine Layla)
2	4	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 1	type Standard	result 0.5	date 2022-05-13	rnd 4	type Standard	result 1
		Opponent Rossouw, L (Lience)				Opponent Lingevelder, L (Lazuene)
3	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Pitso, F (Fezokuhle)				Opponent Ntuli, V (Vuxa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Mashita, K (Kamogelo)				Opponent Basson, C (Catherine Layla)
2	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 2	type Standard	result 1	date 2022-05-13	rnd 4	type Standard	result 1
		Opponent Pieterse, M (Mia)				Opponent Lingevelder, L (Lazuene)
3	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Pitso, F (Fezokuhle)				Opponent Ntuli, V (Vuxa)

#	Games	Start				End
1	4	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-12	rnd 3	type Standard	result 1	date 2023-07-29	rnd 1	type Standard	result 1
		Opponent Mashita, K (Kamogelo)				Opponent Basson, C (Catherine Layla)
2	3	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Finals Indiv 2022
		date 2022-05-13	rnd 2	type Standard	result 1	date 2022-05-13	rnd 4	type Standard	result 1
		Opponent Pieterse, M (Mia)				Opponent Lingevelder, L (Lazuene)
3	2	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Pitso, F (Fezokuhle)				Opponent Ntuli, V (Vuxa)

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	Basson ,C (Catherine Layla)	1	1	425	1	1	425	0	0	0	0	0	0
1	Basson ,C (Catherine Layla)	1	1212	1637	1	1213.3	1637	0	0	0	0	0	0
2	Sebogoane ,T (Tumelo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Sebogoane ,T (Tumelo)	1	1115.7	1540.7	1	1098.4	1540.7	0	0	0	0	0	0
3	Mienie ,S (Soefiya)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mienie ,S (Soefiya)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Jordaan ,M (Mikijl)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jordaan ,M (Mikijl)	1	1108.3	683.3	1	1083.2	683.3	0	0	0	0	0	0
5	Mashita ,K (Kamogelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mashita ,K (Kamogelo)	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	1200	775	1	1200	775	0	0	0	0	0	0
7	Pisto ,F (Fezukuhle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Pisto ,F (Fezukuhle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Masilele ,H (Hlelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Masilele ,H (Hlelo)	1	1212.3	787.3	1	1214.8	787.3	0	0	0	0	0	0
9	Schiel ,A (Abigaile)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Schiel ,A (Abigaile)	1	1227.3	802.3	1	1239.7	802.3	0	0	0	0	0	0
10	Hex ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hex ,N (Nathan)	1	1138.6	713.6	1	1126.4	713.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Botha, I (Isabella)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms