Chess South Africa Ratings Database

PLAYER PAGE

Personal

Harris, I (Israel)

Chess SA id

1160305873

FIDE id

Date of birth

2016-07-09 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1158.8	1145.2	1222	1200
Raw rating	1158.8	1145.2	1222	1200
Weighted rating	1153.3	1138	1219.4	1200
Weighted performance	0	0	0	0
Floor	700	700	722	700
K-factor	36	36	36	36
Min/Max rating change allowed	175.8	179.3	160.7	165.8
Highest rating	1200 2024-06-01	1200 2024-06-01	1302.4 2024-06-01	1200 2024-06-01
Highest raw rating	1200 2024-06-01	1200 2024-06-01	1222 2024-07-01	1200 2024-06-01
Highest weighted rating	1200 2024-06-01	1200 2024-06-01	1222 2024-10-01	1200 2024-06-01
Highest weighted performance	1200 2025-01-01	1200 2025-01-01	1302.4 2024-06-01	1200 2024-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1158.8	1145.2	1222	1200
Analysis
Rating	1158.8	1145.2	1222	1200
Raw rating	1158.8	1145.2	1222	1200
Weighted rating	1153.3	1138	1219.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	722	700
Max/Min rating change allowed	175.8	179.3	160.7	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	1158.8	1145.2	1222	1200
New weighted rating	1153	1137.6	1219.9	1200
New weighted performance	0	0	0	0
Temp new rating	1158.8	1145.2	1222	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1158.8	1145.2	1222	1200
New K-factor	36	36	36	36
New floor	700	700	722	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	14	9	5
	0	0	0
	0	0	0
	0	0	0
History	14	9	5

Games since
	Main 14	Standard 9		Rapid 5		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	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	14	4	28.57	-182.1	1226	1043.9
Standard	9	1	11.11	-330.6	1228.3	897.8
Rapid	5	3	60	85	1221.9	1306.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1158.8	1145.2	1222	1200
2025-09-01	1158.8	1145.2	1222	1200
2025-08-01	1158.8	1145.2	1222	1200
2025-07-01	1158.8	1145.2	1222	1200
2025-06-01	1158.8	1145.2	1222	1200
2025-05-01	1158.8	1145.2	1222	1200
2025-04-01	1158.8	1145.2	1222	1200
2025-03-01	1158.8	1145.2	1222	1200
2025-02-01	1157.2	1143.2	1222	1200
2025-01-01	1119.1	1093.6	1222	1200
2024-12-01	1119.1	1093.6	1222	1200
2024-11-01	1119.1	1093.6	1222	1200
2024-10-01	1119.1	1093.6	1222	1200
2024-09-01	1119.1	1093.6	1222	1200
2024-08-01	1119.1	1093.6	1222	1200
2024-07-01	1144.3	1118	1222	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	1200	1200	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	Ekurhuleni Trails 2 2024 (U8+U10)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Chess Molecules Open Chess Tournament 2024 (Grade 0-2)	2024-06-08	2024-06-08	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	Ekurhuleni Trails 1 2024 (U8+U10)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Williams, A (Alexandra)				Opponent Turp, I (Isabella)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 0.5	date 2024-07-27	rnd 5	type Standard	result 0.5
		Opponent Bosch, A (Alexander)				Opponent Bosch, A (Alexander)
3	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 0.5	date 2024-07-27	rnd 2	type Standard	result 0.5
		Opponent Gumede, S (Simukele)				Opponent Gumede, S (Simukele)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 0.5	date 2024-07-27	rnd 5	type Standard	result 0.5
		Opponent Bosch, A (Alexander)				Opponent Bosch, A (Alexander)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 0.5	date 2024-07-27	rnd 2	type Standard	result 0.5
		Opponent Gumede, S (Simukele)				Opponent Gumede, S (Simukele)

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Williams, A (Alexandra)				Opponent Turp, I (Isabella)
2	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 1	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Perera, A (Amelie)				Opponent Perera, A (Amelie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Williams, A (Alexandra)				Opponent Turp, I (Isabella)
2	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 1	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Perera, A (Amelie)				Opponent Perera, A (Amelie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 3	type Rapid	result 1	date 2024-06-08	rnd 4	type Rapid	result 1
		Opponent Williams, A (Alexandra)				Opponent Turp, I (Isabella)
2	1	Tournament Chess Molecules Open Chess Tournament 2024				Tournament Chess Molecules Open Chess Tournament 2024
		date 2024-06-08	rnd 1	type Rapid	result 1	date 2024-06-08	rnd 1	type Rapid	result 1
		Opponent Perera, A (Amelie)				Opponent Perera, A (Amelie)

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	Roets ,Z (Zach)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Roets ,Z (Zach)	1	1173.8	748.8	1	1168.4	748.8	0	0	0	0	0	0
2	Jack ,N (Nandi)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jack ,N (Nandi)	1	1124.8	699.8	1	1135.9	699.8	0	0	0	0	0	0
3	Gumede ,S (Simukele)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Gumede ,S (Simukele)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
4	Duvenage ,E (Enrique)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Duvenage ,E (Enrique)	1	1226.2	801.2	1	1224.8	801.2	0	0	0	0	0	0
5	Lai ,J (Joline)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Lai ,J (Joline)	1	1183.4	758.4	1	1200	758.4	0	0	0	0	0	0
6	Mendonca ,M (Mark)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mendonca ,M (Mark)	1	1248.6	823.6	1	1262.8	823.6	0	0	0	0	0	0
7	Lin ,Y (Yizheng)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Lin ,Y (Yizheng)	1	1497.8	1072.8	1	1493	1072.8	0	0	0	0	0	0
8	Mathibela ,N (Nonjabulo Sphesihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mathibela ,N (Nonjabulo Sphesihle)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Bosch ,A (Alexander)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Bosch ,A (Alexander)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
10	Williams ,A (Alexandra)	1	1	425	0	0	0	1	1	425	0	0	0
10	Williams ,A (Alexandra)	1	1200	1625	0	0	0	1	1200	1625	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

Harris, I (Israel)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms