Chess South Africa Ratings Database

PLAYER PAGE

Personal

Harris, A (Ariel)

Chess SA id

2140141405

FIDE id

Date of birth

2014-09-29 (U12)

Gender

Female

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	1168	1165.2	1184.3	1200
Raw rating	1168	1165.2	1184.3	1200
Weighted rating	1165	1164.9	1179.4	1200
Weighted performance	836.2	0	0	0
Floor	700	700	721.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	173.5	174.2	169.6	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1291.7 2022-09-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1221.6 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1221.6 2024-06-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1291.7 2022-09-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1168	1165.2	1184.3	1200
Analysis
Rating	1168	1165.2	1184.3	1200
Raw rating	1168	1165.2	1184.3	1200
Weighted rating	1165	1164.9	1179.4
Weighted performance	836.2	0	0
K-factor	36	36	36	36
Floor	700	700	721.6	700
Max/Min rating change allowed	173.5	174.2	169.6	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	1168	1165.2	1184.3	1200
New weighted rating	1164.8	1164.8	1179.1	1200
New weighted performance	835.9	0	0	0
Temp new rating	1168	1165.2	1184.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1168	1165.2	1184.3	1200
New K-factor	36	36	36	36
New floor	700	700	721.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	14	10	4
	0	0	0
	10	5	5
	0	0	0
History	24	15	9

Games since
	Main 14	Standard 10		Rapid 4		Blitz 0
Gender	Female
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	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	24	9	37.5	-106.2	1216.7	1110.5
Standard	15	6	40	-85	1222.6	1137.6
Rapid	9	3	33.33	-141.7	1206.9	1065.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1168	1165.2	1184.3	1200
2025-09-01	1168	1165.2	1184.3	1200
2025-08-01	1168	1165.2	1184.3	1200
2025-07-01	1168	1165.2	1184.3	1200
2025-06-01	1168	1165.2	1184.3	1200
2025-05-01	1168	1165.2	1184.3	1200
2025-04-01	1168	1165.2	1184.3	1200
2025-03-01	1168	1165.2	1184.3	1200
2025-02-01	1167.3	1165.1	1183	1200
2025-01-01	1147.8	1162.8	1151	1200
2024-12-01	1147.8	1162.8	1151	1200
2024-11-01	1147.8	1162.8	1151	1200
2024-10-01	1147.8	1162.8	1151	1200
2024-09-01	1147.8	1162.8	1151	1200
2024-08-01	1147.8	1162.8	1151	1200
2024-07-01	1142.8	1164.8	1151	1200
2024-06-01	1191.4	1167.6	1221.6	1200
2024-08-01	1191.4	1167.6	1221.6	1200
2024-04-01	1191.4	1167.6	1221.6	1200
2024-03-01	1191.4	1167.6	1221.6	1200
2024-02-01	1191.4	1167.6	1221.6	1200
2024-01-01	1191.4	1167.6	1221.6	1200
2023-12-01	1191.4	1167.6	1221.6	1200
2023-11-01	1191.4	1167.6	1221.6	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 (U12)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	Chess Molecules Open Chess Tournament 2024 (Grade 3-4)	2024-06-15	2024-06-15	Rapid	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
3	Ekurhuleni Trails 1 2024 (U12)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Chess Molecules Championship 2022 (U10)	2022-09-17	2022-09-17	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
5	Ekurhuleni Trials 2 2022 (U8+U10)	2022-05-28	2022-05-28	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Chess Molecules Championship 2022				Tournament Chess Molecules Championship 2022
		date 2022-09-17	rnd 2	type Rapid	result 1	date 2022-09-17	rnd 5	type Rapid	result 0.5
		Opponent Ndweni, B (Bokamoso)				Opponent Stephano, G (Gabriella)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Opara, D (Daniel)				Opponent Opara, D (Daniel)
3	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 2	type Standard	result 1
		Opponent Mgidi, N (Nhlakanipho)				Opponent Mgidi, N (Nhlakanipho)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Opara, D (Daniel)				Opponent Opara, D (Daniel)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 2	type Standard	result 1
		Opponent Mgidi, N (Nhlakanipho)				Opponent Mgidi, N (Nhlakanipho)
3	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 5	type Standard	result 1	date 2024-06-01	rnd 5	type Standard	result 1
		Opponent Collins, J (Jaytem)				Opponent Collins, J (Jaytem)

#	Games	Start				End
1	4	Tournament Chess Molecules Championship 2022				Tournament Chess Molecules Championship 2022
		date 2022-09-17	rnd 2	type Rapid	result 1	date 2022-09-17	rnd 5	type Rapid	result 0.5
		Opponent Ndweni, B (Bokamoso)				Opponent Stephano, G (Gabriella)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Opara, D (Daniel)				Opponent Opara, D (Daniel)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 2	type Standard	result 1
		Opponent Mgidi, N (Nhlakanipho)				Opponent Mgidi, N (Nhlakanipho)
3	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 5	type Standard	result 1	date 2024-06-01	rnd 5	type Standard	result 1
		Opponent Collins, J (Jaytem)				Opponent Collins, J (Jaytem)

#	Games	Start				End
1	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 5	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Opara, D (Daniel)				Opponent Opara, D (Daniel)
2	1	Tournament Ekurhuleni Trails 2 2024				Tournament Ekurhuleni Trails 2 2024
		date 2024-07-27	rnd 2	type Standard	result 1	date 2024-07-27	rnd 2	type Standard	result 1
		Opponent Mgidi, N (Nhlakanipho)				Opponent Mgidi, N (Nhlakanipho)
3	1	Tournament Ekurhuleni Trails 1 2024				Tournament Ekurhuleni Trails 1 2024
		date 2024-06-01	rnd 5	type Standard	result 1	date 2024-06-01	rnd 5	type Standard	result 1
		Opponent Collins, J (Jaytem)				Opponent Collins, J (Jaytem)

#	Games	Start				End
1	1	Tournament Chess Molecules Championship 2022				Tournament Chess Molecules Championship 2022
		date 2022-09-17	rnd 4	type Rapid	result 1	date 2022-09-17	rnd 4	type Rapid	result 1
		Opponent Brown, L (Luke William)				Opponent Brown, L (Luke William)
2	1	Tournament Chess Molecules Championship 2022				Tournament Chess Molecules Championship 2022
		date 2022-09-17	rnd 2	type Rapid	result 1	date 2022-09-17	rnd 2	type Rapid	result 1
		Opponent Ndweni, B (Bokamoso)				Opponent Ndweni, B (Bokamoso)

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	Niemann ,T (Taylandre)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Niemann ,T (Taylandre)	2	1254.1	829.1	2	1257.4	829.1	0	0	0	0	0	0
2	Collins ,J (Jaytem)	1	1	425	1	1	425	0	0	0	0	0	0
2	Collins ,J (Jaytem)	1	1090.7	1515.7	1	1049.6	1515.7	0	0	0	0	0	0
3	Kleijnhans ,M (Mila)	1	1	425	1	1	425	0	0	0	0	0	0
3	Kleijnhans ,M (Mila)	1	1103.7	1528.7	1	1085.2	1528.7	0	0	0	0	0	0
4	Hattingh ,B (Ben)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Hattingh ,B (Ben)	1	1346.5	921.5	1	1332.6	921.5	0	0	0	0	0	0
5	Ezeonwuachusi ,K (Kosisochukwu Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ezeonwuachusi ,K (Kosisochukwu Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mgidi ,N (Nhlakanipho)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mgidi ,N (Nhlakanipho)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Gruenenfelder ,E (Ellie)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Gruenenfelder ,E (Ellie)	1	1190.5	765.5	1	1175.2	765.5	0	0	0	0	0	0
8	Opara ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
8	Opara ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Mafane ,B (Bontle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mafane ,B (Bontle)	1	1128	703	1	1112.4	703	0	0	0	0	0	0
10	Smith ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Smith ,E (Ethan)	1	1221.8	796.8	1	1187.7	796.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Harris, A (Ariel)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms