Chess South Africa Ratings Database

PLAYER PAGE

Personal

Yaphi, I (Iminathi)

Chess SA id

2090153487

FIDE id

Date of birth

2009-05-25 (U18)

Gender

Female

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1129.5	1163.7	1091.4	1200
Raw rating	1129.5	1163.7	1091.4	1200
Weighted rating	1126.2	1159.5	1090.1	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	183.3	174.6	193.6	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 2024-02-01	1200 2019-12-01	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 2019-12-01	1200 2024-02-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1129.5	1163.7	1091.4	1200
Analysis
Rating	1129.5	1163.7	1091.4	1200
Raw rating	1129.5	1163.7	1091.4	1200
Weighted rating	1126.2	1159.5	1090.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	183.3	174.6	193.6	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	1129.5	1163.7	1091.4	1200
New weighted rating	1126.2	1159.5	1090.3	1200
New weighted performance	0	0	0	0
Temp new rating	1129.5	1163.7	1091.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1129.5	1163.7	1091.4	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	5	0
	8	0	8
	0	0	0
	0	0	0
History	13	5	8

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Mangaung (FMB)
Province	Free State (FS)
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	13	2	15.38	-294.2	1169.1	874.8
Standard	5	1	20	-255	1184.4	929.4
Rapid	8	1	12.5	-318.8	1159.5	840.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1129.5	1163.7	1091.4	1200
2025-09-30	1129.5	1163.7	1091.4	1200
2025-09-01	1129.5	1163.7	1091.4	1200
2025-08-01	1129.5	1163.7	1091.4	1200
2025-07-01	1129.5	1163.7	1091.4	1200
2025-06-01	1129.5	1163.7	1091.4	1200
2025-05-01	1129.5	1163.7	1091.4	1200
2025-04-01	1129.5	1163.7	1091.4	1200
2025-03-01	1129.5	1163.7	1091.4	1200
2025-02-01	1129.4	1163.3	1091.4	1200
2025-01-01	1114.6	1143.5	1087.7	1200
2024-12-01	1114.6	1143.5	1087.7	1200
2024-11-01	1114.6	1143.5	1087.7	1200
2024-10-01	1114.6	1143.5	1087.7	1200
2024-09-01	1114.6	1143.5	1087.7	1200
2024-08-01	1114.6	1143.5	1087.7	1200
2024-07-01	1114.6	1143.5	1087.7	1200
2024-09-01	1114.6	1143.5	1087.7	1200
2024-05-01	1114.6	1143.5	1087.7	1200
2024-04-01	1152.5	1200	1087.7	1200
2024-03-01	1152.5	1200	1087.7	1200
2024-02-01	1152.5	1200	1087.7	1200
2024-01-01	1152.5	1200	1087.7	1200
2023-12-01	1152.5	1200	1087.7	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	2nd Buffalo City Chess Trials 2024 (High School B)	2024-04-06	2024-04-06	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis
2	Bloemfontein League 25 August 2023 (U13+U15)	2023-08-25	2023-08-25	Rapid	Mangaung (FMB)	5	4	0	Yes	Analysis
3	Bloemfontein Highschool League 24 Feb 2023 (U13+U15)	2023-02-24	2023-02-24	Rapid	Mangaung (FMB)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2nd Buffalo City Chess Trials 2024				Tournament 2nd Buffalo City Chess Trials 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 1	type Standard	result 1
		Opponent Ncengwa, K (Konke-Okuhle)				Opponent Ncengwa, K (Konke-Okuhle)
2	1	Tournament Bloemfontein Highschool League 24 Feb 2023				Tournament Bloemfontein Highschool League 24 Feb 2023
		date 2023-02-24	rnd 3	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

#	Games	Start				End
1	1	Tournament 2nd Buffalo City Chess Trials 2024				Tournament 2nd Buffalo City Chess Trials 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 1	type Standard	result 1
		Opponent Ncengwa, K (Konke-Okuhle)				Opponent Ncengwa, K (Konke-Okuhle)

#	Games	Start				End
1	1	Tournament Bloemfontein Highschool League 24 Feb 2023				Tournament Bloemfontein Highschool League 24 Feb 2023
		date 2023-02-24	rnd 3	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2nd Buffalo City Chess Trials 2024				Tournament 2nd Buffalo City Chess Trials 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 1	type Standard	result 1
		Opponent Ncengwa, K (Konke-Okuhle)				Opponent Ncengwa, K (Konke-Okuhle)
2	1	Tournament Bloemfontein Highschool League 24 Feb 2023				Tournament Bloemfontein Highschool League 24 Feb 2023
		date 2023-02-24	rnd 3	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

#	Games	Start				End
1	1	Tournament 2nd Buffalo City Chess Trials 2024				Tournament 2nd Buffalo City Chess Trials 2024
		date 2024-04-06	rnd 1	type Standard	result 1	date 2024-04-06	rnd 1	type Standard	result 1
		Opponent Ncengwa, K (Konke-Okuhle)				Opponent Ncengwa, K (Konke-Okuhle)

#	Games	Start				End
1	1	Tournament Bloemfontein Highschool League 24 Feb 2023				Tournament Bloemfontein Highschool League 24 Feb 2023
		date 2023-02-24	rnd 3	type Rapid	result 1	date 2023-02-24	rnd 3	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Nthapo, R (Relebohile)

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	Moletsane ,T (Tshimologo)	2	0	-425	0	0	0	2	0	-425	0	0	0
1	Moletsane ,T (Tshimologo)	2	1140.3	715.3	0	0	0	2	1156.8	715.3	0	0	0
2	Matomane ,A (Asakhe)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Matomane ,A (Asakhe)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Ncengwa ,K (Konke-Okuhle)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ncengwa ,K (Konke-Okuhle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Nkohla ,A (Athayanda)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Nkohla ,A (Athayanda)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mazinyo ,L (Lelam)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mazinyo ,L (Lelam)	1	1192.7	767.7	1	1190	767.7	0	0	0	0	0	0
6	Kasa ,K (Konke)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kasa ,K (Konke)	1	1129.3	704.3	1	1114	704.3	0	0	0	0	0	0
7	Geldenhuys ,D (Dian)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Geldenhuys ,D (Dian)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Mcpherson ,L (Lilly)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Mcpherson ,L (Lilly)	1	1046.9	621.9	0	0	0	1	1124	621.9	0	0	0
9	Phekonyane ,K (Kelebogile)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Phekonyane ,K (Kelebogile)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Monaheng ,P (Poloko)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Monaheng ,P (Poloko)	1	1160	735	0	0	0	1	1126.8	735	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

Yaphi, I (Iminathi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms