Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, Z (Zaineb)

Chess SA id

2150309814

FIDE id

Date of birth

2015-07-26 (U12)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1155.5	1145.7	1200	1200
Raw rating	1147.5	1136.6	1200	1200
Weighted rating	1155.5	1145.7	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	178.7	181.5	165.8	165.8
Highest rating	1200 2024-08-01	1200 2024-08-01	1200 2024-10-01	1200 2024-10-01
Highest raw rating	1200 2024-08-01	1200 2024-08-01	1200 2024-10-01	1200 2024-10-01
Highest weighted rating	1200 2024-08-01	1200 2024-08-01	1200 2024-10-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-10-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	-1.6	0	0
New rating	1154.1	1144.1	1200	1200
Analysis
Rating	1155.5	1145.7	1200	1200
Raw rating	1147.5	1136.6	1200	1200
Weighted rating	1155.5	1145.7	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	178.7	181.5	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	1147.5	1136.6	1200	1200
New weighted rating	1154.1	1144.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1154.1	1144.1	1200	1200
Temp new rating +/-	-1.4	-1.6	0	0
Final new rating +/-	-1.4	-1.6	0	0
New rating	1154.1	1144.1	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	5	5
	5	5
	0	0
	0	0
	0	0
History	10	10

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Eden (WEG)
Province	Western Cape (WC)
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	5	1.5	30	-170	1198.4	1028.4
Standard	5	1.5	30	-170	1198.4	1028.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	1.5	15	-297.5	1186.1	888.6
Standard	10	1.5	15	-297.5	1186.1	888.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1147.5	1136.6	1200	1200
2025-09-30	1147.5	1136.6	1200	1200
2025-09-01	1162.5	1154.2	1200	1200
2025-08-01	1162.5	1154.2	1200	1200
2025-07-01	1162.5	1154.2	1200	1200
2025-06-01	1162.5	1154.2	1200	1200
2025-05-01	1162.5	1154.2	1200	1200
2025-04-01	1162.5	1154.2	1200	1200
2025-03-01	1164.2	1156.2	1200	1200
2025-02-01	1161.6	1153	1200	1200
2025-01-01	1110.7	1090.8	1200	1200
2024-12-01	1110.7	1090.8	1200	1200
2024-11-01	1110.7	1090.8	1200	1200
2024-10-01	1110.7	1090.8	1200	1200
2024-09-01	1110.7	1090.8	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	1	0	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15 Girls)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	5	1	0	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	1.5	Yes	Analysis
3	Eden Top Schools 2024 (U9 Girls)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Gelderblom, M (Mia)				Opponent Gelderblom, M (Mia)
2	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 3	type Standard	result 0.5	date 2025-03-08	rnd 3	type Standard	result 0.5
		Opponent Manzini, C (Chloe)				Opponent Manzini, C (Chloe)

#	Games	Start				End
1	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Gelderblom, M (Mia)				Opponent Gelderblom, M (Mia)
2	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 3	type Standard	result 0.5	date 2025-03-08	rnd 3	type Standard	result 0.5
		Opponent Manzini, C (Chloe)				Opponent Manzini, C (Chloe)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Gelderblom, M (Mia)				Opponent Gelderblom, M (Mia)

#	Games	Start				End
1	1	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Gelderblom, M (Mia)				Opponent Gelderblom, M (Mia)

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	Daniels ,R (Renezme)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Daniels ,R (Renezme)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Muller ,L (Lora)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Muller ,L (Lora)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Smith ,H (Hope Lynique)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Smith ,H (Hope Lynique)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Wicombe ,L (Lynne)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Wicombe ,L (Lynne)	1	1200.9	775.9	1	1198.8	775.9	0	0	0	0	0	0
5	Kamfer ,C (Camagu)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kamfer ,C (Camagu)	1	1196.2	771.2	1	1195.4	771.2	0	0	0	0	0	0
6	Gelderblom ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gelderblom ,M (Mia)	1	1199	1624	1	1198.9	1624	0	0	0	0	0	0
7	Fredericks ,B (Bethany)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Fredericks ,B (Bethany)	1	1257.2	832.2	1	1249.2	832.2	0	0	0	0	0	0
8	Manzini ,C (Chloe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Manzini ,C (Chloe)	1	1195.7	1195.7	1	1198.6	1195.7	0	0	0	0	0	0
9	De Villiers ,A (Azalea)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	De Villiers ,A (Azalea)	1	1104.9	679.9	1	1092.9	679.9	0	0	0	0	0	0
10	Claassen ,A (Amy-Lee)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Claassen ,A (Amy-Lee)	1	1106.4	681.4	1	1087.3	681.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Botha, Z (Zaineb)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms