Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Villiers, A (Aryan Connor)

Chess SA id

1170305870

FIDE id

Date of birth

2017-05-11 (U10)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1306

Item	Main	Standard	Rapid	Blitz
Rating	1289.7	1294.2	1200	1200
Raw rating	1289.7	1294.2	1200	1200
Weighted rating	1199.9	1192.8	1200	1200
Weighted performance	1204.5	1237.5	0	0
Floor	789.7	794.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	145.9	145	165.8	165.8
Highest rating	1289.7 2025-09-30	1294.2 2025-09-30	1200 2024-06-01	1200 2024-06-01
Highest raw rating	1289.7 2025-09-30	1294.2 2025-09-30	1200 2024-06-01	1200 2024-06-01
Highest weighted rating	1275.7 2024-06-01	1272.8 2024-06-01	1200 2024-06-01	1200 2024-06-01
Highest weighted performance	1275.7 2025-06-01	1272.8 2025-01-01	1200 2024-06-01	1200 2024-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1289.7	1294.2	1200	1200
Analysis
Rating	1289.7	1294.2	1200	1200
Raw rating	1289.7	1294.2	1200	1200
Weighted rating	1199.9	1192.8	1200
Weighted performance	1204.5	1237.5	0
K-factor	36	36	36	36
Floor	789.7	794.2	700	700
Max/Min rating change allowed	145.9	145	165.8	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	1289.7	1294.2	1200	1200
New weighted rating	1207.8	1201.5	1200	1200
New weighted performance	1239	1200.8	0	0
Temp new rating	1289.7	1294.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1289.7	1294.2	1200	1200
New K-factor	36	36	36	36
New floor	789.7	794.2	700	700

Item	Main	Standard
	0	0
	24	24
	28	28
	0	0
	0	0
	0	0
History	52	52

Games since
	Main 52	Standard 52		Rapid 0		Blitz 0
Gender	Male
Age group	U10
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3285		1090		175
Male	2581		857		135
U10	274		102		16
U10 Male	222		88		14
Standard
	RSA		Province		Region
Overall	3113		1122		150
Male	2438		884		120
U10	257		106		11
U10 Male	209		93		10
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	24	11.5	47.92	-17.7	1335.7	1318
Standard	24	11.5	47.92	-17.7	1335.7	1318
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	52	21	40.38	-81.7	1279.1	1197.4
Standard	52	21	40.38	-81.7	1279.1	1197.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1289.7	1294.2	1200	1200
2025-09-01	1219.8	1203.4	1200	1200
2025-08-01	1275.7	1272.8	1200	1200
2025-07-01	1275.7	1272.8	1200	1200
2025-06-01	1275.7	1272.8	1200	1200
2025-05-01	1199.4	1198.5	1200	1200
2025-04-01	1165.2	1157.4	1200	1200
2025-03-01	1165.2	1157.4	1200	1200
2025-02-01	1163.5	1155.5	1200	1200
2025-01-01	1125.8	1112	1200	1200
2024-12-01	1117.5	1100	1200	1200
2024-11-01	1117.5	1100	1200	1200
2024-10-01	1117.5	1100	1200	1200
2024-09-01	1149	1134	1200	1200
2024-08-01	1149	1134	1200	1200
2024-07-01	1178.2	1172	1200	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

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trial 4 2025 (G)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	East Rand Chess Club Open 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	East Rand Chess Club Open 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	Ekurhuleni North Chess Club Open Tournament 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
5	Ekurhuleni Trial 2 2025 (G)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
6	Ekurhuleni Trials 2025 (G)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
7	Benoni Primary School Cluster 12 April 2025 (U9 Open)	2025-04-12	2025-04-12	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	Ekurhuleni Trial 4 2025 (G)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
2	East Rand Chess Club Open 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	East Rand Chess Club Open 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	Ekurhuleni North Chess Club Open Tournament 2025 (D)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
5	Ekurhuleni Trial 2 2025 (G)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	0	0	No	Analysis
6	Ekurhuleni Trials 2025 (G)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
7	Benoni Primary School Cluster 12 April 2025 (U9 Open)	2025-04-12	2025-04-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
8	Gauteng Inter-Region at UJ 2024 (U8 Open)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
9	Ekurhuleni Closed 2024 (U8+U10)	2024-09-21	2024-09-21	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
10	Ekurhuleni North Chess Club Open Tournament 2024 (D)	2024-08-09	2024-08-09	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
11	Ekurhuleni Trails 3 2024 (U8+U10)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
12	EN Chess Club Winter Open 2024 (D)	2024-06-29	2024-06-29	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
13	Ekurhuleni Trails 1 2024 (U8+U10)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Ekurhuleni Trials 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Horn, H (Horatio)				Opponent Teixeira, A (AJ)
2	2	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 0.5
		Opponent Saunders, J (Jaiden)				Opponent Gouws, P (Philip)
3	2	Tournament Ekurhuleni Closed 2024				Tournament Ekurhuleni Closed 2024
		date 2024-09-21	rnd 3	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Pather, T (Tamishka)				Opponent Duvenage, E (Enrique)

#	Games	Start				End
1	5	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Ekurhuleni Trials 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-24	rnd 4	type Standard	result 1
		Opponent Horn, H (Horatio)				Opponent Teixeira, A (AJ)
2	2	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 0.5
		Opponent Saunders, J (Jaiden)				Opponent Gouws, P (Philip)
3	2	Tournament Ekurhuleni Closed 2024				Tournament Ekurhuleni Closed 2024
		date 2024-09-21	rnd 3	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Pather, T (Tamishka)				Opponent Duvenage, E (Enrique)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Ekurhuleni Trials 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 1
		Opponent Horn, H (Horatio)				Opponent Beaton, M (Mekhl)
2	2	Tournament Ekurhuleni Closed 2024				Tournament Ekurhuleni Closed 2024
		date 2024-09-21	rnd 3	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Pather, T (Tamishka)				Opponent Duvenage, E (Enrique)
3	1	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 4	type Standard	result 1
		Opponent Saunders, J (Jaiden)				Opponent Saunders, J (Jaiden)

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Ekurhuleni Trials 2025
		date 2025-04-12	rnd 5	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 1
		Opponent Horn, H (Horatio)				Opponent Beaton, M (Mekhl)
2	2	Tournament Ekurhuleni Closed 2024				Tournament Ekurhuleni Closed 2024
		date 2024-09-21	rnd 3	type Standard	result 1	date 2024-09-21	rnd 4	type Standard	result 1
		Opponent Pather, T (Tamishka)				Opponent Duvenage, E (Enrique)
3	1	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 4	type Standard	result 1
		Opponent Saunders, J (Jaiden)				Opponent Saunders, J (Jaiden)

No games found.

#	Games	Start				End

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	Mendonca ,M (Mark)	5	0	-425	5	0	-425	0	0	0	0	0	0
1	Mendonca ,M (Mark)	5	1463.5	1038.5	5	1461.2	1038.5	0	0	0	0	0	0
2	Karsas ,S (Sophia)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Karsas ,S (Sophia)	3	1137.2	712.2	3	1136.5	712.2	0	0	0	0	0	0
3	Beaton ,M (Mekhl)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
3	Beaton ,M (Mekhl)	3	1245.9	1245.9	3	1242.8	1245.9	0	0	0	0	0	0
4	Madi ,O (Okuhle)	2	2	425	2	2	425	0	0	0	0	0	0
4	Madi ,O (Okuhle)	2	1199.4	1624.4	2	1199.3	1624.4	0	0	0	0	0	0
5	Venter ,L (Luan)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Venter ,L (Luan)	2	1327.4	902.4	2	1275.9	902.4	0	0	0	0	0	0
6	Khumalo ,ME (Musawenkosi Ethan)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Khumalo ,ME (Musawenkosi Ethan)	2	1365.8	940.8	2	1358.6	940.8	0	0	0	0	0	0
7	Pretorius ,R (Ronan Neo)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Pretorius ,R (Ronan Neo)	2	1153.9	728.9	2	1143.9	728.9	0	0	0	0	0	0
8	Gouws ,P (Philip)	2	1	0	2	1	0	0	0	0	0	0	0
8	Gouws ,P (Philip)	2	1614.6	1614.6	2	1614.7	1614.6	0	0	0	0	0	0
9	Gabel Smit ,H (Heinrich)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Gabel Smit ,H (Heinrich)	2	1457.9	1032.9	2	1472.9	1032.9	0	0	0	0	0	0
10	Saunders ,J (Jaiden)	2	2	425	2	2	425	0	0	0	0	0	0
10	Saunders ,J (Jaiden)	2	1205.9	1630.9	2	1210.3	1630.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Villiers, A (Aryan Connor)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms