Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ussuph, Y (Yahya)

Chess SA id

1090144433

FIDE id

Date of birth

2009-08-04 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1256

Item	Main	Standard	Rapid	Blitz
Rating	1244	1210	1267.4	1200
Raw rating	1244	1210	1267.4	1200
Weighted rating	1241	1186.1	1266	1200
Weighted performance	1172.7	1116.1	0	0
Floor	781.4	750.6	783.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	155.7	163.5	150.6	165.8
Highest rating	1281.4 2025-09-01	1250.6 2025-09-01	1290.5 2023-05-01	1200 2018-10-01
Highest raw rating	1281.4 2025-09-01	1250.6 2025-09-01	1283.2 2024-02-01	1200 2024-02-01
Highest weighted rating	1241 2025-09-30	1233 2023-03-01	1283.2 2025-03-01	1200 2018-10-01
Highest weighted performance	1244.5 2022-08-01	1238.7 2022-08-01	1290.5 2023-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1244	1210	1267.4	1200
Analysis
Rating	1244	1210	1267.4	1200
Raw rating	1244	1210	1267.4	1200
Weighted rating	1241	1186.1	1266
Weighted performance	1172.7	1116.1	0
K-factor	36	36	36	36
Floor	781.4	750.6	783.2	700
Max/Min rating change allowed	155.7	163.5	150.6	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	1244	1210	1267.4	1200
New weighted rating	1242.3	1189.3	1266	1200
New weighted performance	1172.2	1115.7	0	0
Temp new rating	1244	1210	1267.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1244	1210	1267.4	1200
New K-factor	36	36	36	36
New floor	781.4	750.6	783.2	700

Item	Main	Standard	Rapid
	0	0	0
	19	19	0
	13	3	10
	24	14	10
	5	5	0
	0	0	0
History	61	41	20

Games since
	Main 32	Standard 22		Rapid 10		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	19	11	57.89	67.1	1215.4	1282.5
Standard	19	11	57.89	67.1	1215.4	1282.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	61	32	52.46	20.9	1218.2	1239.1
Standard	41	20	48.78	-10.4	1210.2	1199.8
Rapid	20	12	60	85	1234.8	1319.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1244	1210	1267.4	1200
2025-09-01	1281.4	1250.6	1267.4	1200
2025-08-01	1272	1233	1267.4	1200
2025-07-01	1272	1233	1267.4	1200
2025-06-01	1272	1233	1267.4	1200
2025-05-01	1237.8	1180.1	1267.4	1200
2025-04-01	1237.8	1180.1	1267.4	1200
2025-03-01	1237.8	1180.1	1267.4	1200
2025-02-01	1225.8	1152.5	1267	1200
2025-01-01	1225.8	1152.5	1262.7	1200
2024-12-01	1225.8	1152.5	1262.7	1200
2024-11-01	1225.8	1152.5	1262.7	1200
2024-10-01	1225.8	1152.5	1262.7	1200
2024-09-01	1225.8	1152.5	1262.7	1200
2024-08-01	1225.8	1152.5	1262.7	1200
2024-07-01	1225.8	1152.5	1262.7	1200
2024-06-01	1225.8	1152.5	1262.7	1200
2024-08-01	1202.1	1152.5	1251.5	1200
2024-04-01	1202.1	1152.5	1251.5	1200
2024-03-01	1205.3	1152.5	1283.2	1200
2024-02-01	1205.3	1152.5	1283.2	1200
2024-01-01	1190.4	1133.4	1283.2	1200
2023-12-01	1190.4	1133.4	1283.2	1200
2023-11-01	1190.4	1133.4	1283.2	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	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	3	2	Yes	Analysis
3	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
4	Benoni High School Cluster 15Feb 2025 (U18 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	St Peters College Sports & Cultural Festival 2025	2025-09-19	2025-09-20	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
2	Ekurhuleni North Schools Teams 2025 (U19 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	3	2	Yes	Analysis
3	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
4	Benoni High School Cluster 15Feb 2025 (U18 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Benoni Cluster High Schools Teams 2024 (U15)	2024-05-11	2024-05-11	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	Benoni High Schools Cluster Individuals 2024 (U15 Boys)	2024-03-16	2024-03-16	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
7	2024 Gauteng Inter-Region Chess Championship (U18B)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	3	2	Yes	Analysis
8	Ekurhuleni Chess Trial 3 2023 (U16)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
9	Gauteng Open Arnold Classic 2023 (U16)	2023-05-19	2023-05-19	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
10	Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
11	Benoni Cluster High School League 2023 (U15 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	5	5	Yes	Analysis
12	Ekhuruleni Chess Trials 1 2023 (U16)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
13	Ekurhuleni-North Schools Teams 2022 (U13 Reserves)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis

#	Games	Start				End
1	5	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Majola, L (Luyolo)				Opponent Fourie, D (Dante)
2	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nair, G (Gautam)				Opponent Kandawasvika, M (Mukundi)
3	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Huebsch, K (Kaleigh)				Opponent Vogt, A (Arran Michael)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nair, G (Gautam)				Opponent Kandawasvika, M (Mukundi)
2	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Huebsch, K (Kaleigh)				Opponent Vogt, A (Arran Michael)
3	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Essop, A (Ashaz)				Opponent Nel, O (Oscar)

#	Games	Start				End
1	5	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Majola, L (Luyolo)				Opponent Fourie, D (Dante)
2	3	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Mutongi, T (Tako)				Opponent Kotze, M (Morne)
3	2	Tournament Benoni High Schools Cluster Individuals 2024				Tournament Benoni High Schools Cluster Individuals 2024
		date 2024-03-16	rnd 1	type Rapid	result 1	date 2024-03-16	rnd 2	type Rapid	result 1
		Opponent Smith, H (Henre)				Opponent Botha, T (Trevor Justus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Majola, L (Luyolo)				Opponent Fourie, D (Dante)
2	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nair, G (Gautam)				Opponent Kandawasvika, M (Mukundi)
3	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Huebsch, K (Kaleigh)				Opponent Vogt, A (Arran Michael)

#	Games	Start				End
1	3	Tournament Benoni High School Cluster 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-05-10	rnd 5	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nair, G (Gautam)				Opponent Kandawasvika, M (Mukundi)
2	3	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 1	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 1
		Opponent Huebsch, K (Kaleigh)				Opponent Vogt, A (Arran Michael)
3	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Essop, A (Ashaz)				Opponent Nel, O (Oscar)

#	Games	Start				End
1	5	Tournament Benoni Cluster High School League 2023				Tournament Benoni Cluster High School League 2023
		date 2023-05-06	rnd 1	type Rapid	result 1	date 2023-05-06	rnd 5	type Rapid	result 1
		Opponent Majola, L (Luyolo)				Opponent Fourie, D (Dante)
2	3	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Mutongi, T (Tako)				Opponent Kotze, M (Morne)
3	2	Tournament Benoni High Schools Cluster Individuals 2024				Tournament Benoni High Schools Cluster Individuals 2024
		date 2024-03-16	rnd 1	type Rapid	result 1	date 2024-03-16	rnd 2	type Rapid	result 1
		Opponent Smith, H (Henre)				Opponent Botha, T (Trevor Justus)

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	Jain ,C (Chesta)	2	1	0	2	1	0	0	0	0	0	0	0
1	Jain ,C (Chesta)	2	1309.3	1309.3	2	1289.7	1309.3	0	0	0	0	0	0
2	Kandawasvika ,M (Mukundi)	2	2	425	2	2	425	0	0	0	0	0	0
2	Kandawasvika ,M (Mukundi)	2	1168.4	1593.4	2	1199.6	1593.4	0	0	0	0	0	0
3	Helmbold ,K (Kurt)	2	0	-425	0	0	0	2	0	-425	0	0	0
3	Helmbold ,K (Kurt)	2	1256.1	831.1	0	0	0	2	1170.8	831.1	0	0	0
4	Ramonyai ,T (Tshegofatso)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ramonyai ,T (Tshegofatso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Maasdorp ,C (Calvin)	1	1	425	1	1	425	0	0	0	0	0	0
5	Maasdorp ,C (Calvin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Vogt ,A (Arran Michael)	1	1	425	1	1	425	0	0	0	0	0	0
6	Vogt ,A (Arran Michael)	1	1165.4	1590.4	1	1159.7	1590.4	0	0	0	0	0	0
7	Mthetwa ,L (Lwandile)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mthetwa ,L (Lwandile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Ziervogel ,K (Keira)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Ziervogel ,K (Keira)	1	1237.7	812.7	1	1233.5	812.7	0	0	0	0	0	0
9	Nair ,G (Gautam)	1	1	425	1	1	425	0	0	0	0	0	0
9	Nair ,G (Gautam)	1	1130.7	1555.7	1	1124.5	1555.7	0	0	0	0	0	0
10	Makgotho ,S (Sebidikoane Tebatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Makgotho ,S (Sebidikoane Tebatso)	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

Ussuph, Y (Yahya)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms