Chess South Africa Ratings Database

PLAYER PAGE

Personal

Koti, Z (Zinathi)

Chess SA id

2080130602

FIDE id

Date of birth

2008-04-05 (U18)

Gender

Female

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1103.6	1100.2	1095.2	1200
Raw rating	1103.6	1100.2	1095.2	1200
Weighted rating	1102.7	1098.6	1095.2	1200
Weighted performance	784.7	771	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	190.2	191.1	192.5	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	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	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1103.6	1100.2	1095.2	1200
Analysis
Rating	1103.6	1100.2	1095.2	1200
Raw rating	1103.6	1100.2	1095.2	1200
Weighted rating	1102.7	1098.6	1095.2
Weighted performance	784.7	771	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	190.2	191.1	192.5	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	1103.6	1100.2	1095.2	1200
New weighted rating	1102.7	1098.7	1095.2	1200
New weighted performance	778.3	764.7	0	0
Temp new rating	1103.6	1100.2	1095.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1103.6	1100.2	1095.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	4	4	0
	23	23	0
	18	11	7
	6	0	6
History	60	47	13

Games since
	Main 4	Standard 4		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	60	19	31.67	-155.8	1188.9	1033
Standard	47	16	34.04	-135.6	1198.2	1062.5
Rapid	13	3	23.08	-228.8	1155.3	926.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1103.6	1100.2	1095.2	1200
2025-09-30	1103.6	1100.2	1095.2	1200
2025-09-01	1103.6	1100.2	1095.2	1200
2025-08-01	1103.6	1100.2	1095.2	1200
2025-07-01	1103.6	1100.2	1095.2	1200
2025-06-01	1103.6	1100.2	1095.2	1200
2025-05-01	1103.6	1100.2	1095.2	1200
2025-04-01	1103.6	1100.2	1095.2	1200
2025-03-01	1103.6	1100.2	1095.2	1200
2025-02-01	1103.5	1100	1095.2	1200
2025-01-01	1100.3	1094.4	1095.2	1200
2024-12-01	1100.3	1094.4	1095.2	1200
2024-11-01	1100.3	1094.4	1095.2	1200
2024-10-01	1100.3	1094.4	1095.2	1200
2024-09-01	1100.3	1094.4	1095.2	1200
2024-08-01	1100.3	1094.4	1095.2	1200
2024-07-01	1100.3	1094.4	1095.2	1200
2024-09-01	1100.3	1094.4	1095.2	1200
2024-05-01	1100.3	1094.4	1095.2	1200
2024-04-01	1100.3	1094.4	1095.2	1200
2024-03-01	1100.3	1094.4	1095.2	1200
2024-02-01	1113.2	1116.8	1095.2	1200
2024-01-01	1113.2	1116.8	1095.2	1200
2023-12-01	1113.2	1116.8	1095.2	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	District South Schools Chess Individual Trials 2024 (U18 Girls)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	4	1	Yes	Analysis
2	Western Cape HS Individuals 2023 (U15 Girls)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
3	Cape Town Open 2023 (Intermediate)	2023-03-25	2023-03-26	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
4	Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
5	District South Schools Chess Individual Trials 2023 (U15+U17 Girls)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	5	1.5	Yes	Analysis
6	2022 Western Province Club League (D)	2022-08-27	2022-10-01	Standard	Cape Town (WCT)	7	2	0	Yes	Analysis
7	Western Cape Top Schools 2022 (U15 Girls)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
8	Western Cape Closed Championship 2022 (Open)	2022-09-24	2022-09-25	Standard	Cape Winelands (WCW)	6	5	1	Yes	Analysis
9	Crossroads Library 2022 (Development)	2022-07-02	2022-07-02	Rapid	Cape Town (WCT)	7	7	3	Yes	Analysis
10	Summer Slam 2021 (Open)	2021-12-13	2021-12-13	Rapid	Cape Town (WCT)	7	6	0	Yes	Analysis
11	2020 Metro Trials (U13 Girls)	2020-03-13	2020-03-14	Standard	Cape Town (WCT)	5	4	0	Yes	Analysis
12	WP Schools South Chess 2020 (U13)	2020-01-31	2020-02-01	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Western Cape HS Individuals 2023				Tournament Western Cape HS Individuals 2023
		date 2023-04-01	rnd 3	type Standard	result 1	date 2023-04-02	rnd 6	type Standard	result 1
		Opponent Mcosana, O (Oyama)				Opponent Davids, M (Mikah Rae)
2	3	Tournament Western Cape Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-09-17	rnd 3	type Standard	result 1
		Opponent Fabricius, A (Anja)				Opponent Jones, A (Amber)
3	3	Tournament Crossroads Library 2022				Tournament Crossroads Library 2022
		date 2022-07-02	rnd 5	type Rapid	result 0.5	date 2022-07-02	rnd 7	type Rapid	result 0.5
		Opponent Mbi, H (Hlalanathi)				Opponent Roto, A (Ahluma)

#	Games	Start				End
1	4	Tournament Western Cape HS Individuals 2023				Tournament Western Cape HS Individuals 2023
		date 2023-04-01	rnd 3	type Standard	result 1	date 2023-04-02	rnd 6	type Standard	result 1
		Opponent Mcosana, O (Oyama)				Opponent Davids, M (Mikah Rae)
2	3	Tournament Western Cape Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-09-17	rnd 3	type Standard	result 1
		Opponent Fabricius, A (Anja)				Opponent Jones, A (Amber)
3	2	Tournament WP Schools South Chess 2020				Tournament WP Schools South Chess 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Botya, L (Linathi)				Opponent Solomons, K (Keanu)

#	Games	Start				End
1	3	Tournament Crossroads Library 2022				Tournament Crossroads Library 2022
		date 2022-07-02	rnd 5	type Rapid	result 0.5	date 2022-07-02	rnd 7	type Rapid	result 0.5
		Opponent Mbi, H (Hlalanathi)				Opponent Roto, A (Ahluma)
2	1	Tournament Crossroads Library 2022				Tournament Crossroads Library 2022
		date 2022-07-02	rnd 3	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Mphana, S (Siphosakhe)				Opponent Mphana, S (Siphosakhe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-09-17	rnd 3	type Standard	result 1
		Opponent Fabricius, A (Anja)				Opponent Jones, A (Amber)
2	2	Tournament Western Cape HS Individuals 2023				Tournament Western Cape HS Individuals 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-04-02	rnd 6	type Standard	result 1
		Opponent Dreyer, M (Morgan)				Opponent Davids, M (Mikah Rae)
3	2	Tournament WP Schools South Chess 2020				Tournament WP Schools South Chess 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Botya, L (Linathi)				Opponent Solomons, K (Keanu)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-09-16	rnd 1	type Standard	result 1	date 2022-09-17	rnd 3	type Standard	result 1
		Opponent Fabricius, A (Anja)				Opponent Jones, A (Amber)
2	2	Tournament Western Cape HS Individuals 2023				Tournament Western Cape HS Individuals 2023
		date 2023-04-02	rnd 5	type Standard	result 1	date 2023-04-02	rnd 6	type Standard	result 1
		Opponent Dreyer, M (Morgan)				Opponent Davids, M (Mikah Rae)
3	2	Tournament WP Schools South Chess 2020				Tournament WP Schools South Chess 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-02-01	rnd 5	type Standard	result 1
		Opponent Botya, L (Linathi)				Opponent Solomons, K (Keanu)

#	Games	Start				End
1	1	Tournament Crossroads Library 2022				Tournament Crossroads Library 2022
		date 2022-07-02	rnd 6	type Rapid	result 1	date 2022-07-02	rnd 6	type Rapid	result 1
		Opponent Fani, K (Khazimla)				Opponent Fani, K (Khazimla)
2	1	Tournament Crossroads Library 2022				Tournament Crossroads Library 2022
		date 2022-07-02	rnd 3	type Rapid	result 1	date 2022-07-02	rnd 3	type Rapid	result 1
		Opponent Mphana, S (Siphosakhe)				Opponent Mphana, S (Siphosakhe)

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	Gebu ,S (Sisipho)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Gebu ,S (Sisipho)	3	1274.1	849.1	3	1260.5	849.1	0	0	0	0	0	0
2	Gcuze ,K (Khanya)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Gcuze ,K (Khanya)	2	1218.5	793.5	2	1188.8	793.5	0	0	0	0	0	0
3	Roto ,A (Ahluma)	2	1	0	1	0.5	0	1	0.5	0	0	0	0
3	Roto ,A (Ahluma)	2	1048.4	1048.4	1	1008	1048.4	1	1200	1048.4	0	0	0
4	Mgutyana ,K (Khanya)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mgutyana ,K (Khanya)	1	1164.9	739.9	1	1156	739.9	0	0	0	0	0	0
5	Solomons ,K (Keanu)	1	1	425	1	1	425	0	0	0	0	0	0
5	Solomons ,K (Keanu)	1	1150.2	1575.2	1	1140	1575.2	0	0	0	0	0	0
6	Mcosana ,O (Oyama)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mcosana ,O (Oyama)	1	1197	1622	1	1163	1622	0	0	0	0	0	0
7	Dreyer ,M (Morgan)	1	1	425	1	1	425	0	0	0	0	0	0
7	Dreyer ,M (Morgan)	1	1118.8	1543.8	1	1117.3	1543.8	0	0	0	0	0	0
8	Tofile ,U (Unabantu)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Tofile ,U (Unabantu)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Ntabeni ,P (Phelisa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Ntabeni ,P (Phelisa)	1	1218.2	793.2	1	1168.6	793.2	0	0	0	0	0	0
10	Williamson ,S (Sarah)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Williamson ,S (Sarah)	1	1120.8	695.8	1	1062.4	695.8	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

Koti, Z (Zinathi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms