Chess South Africa Ratings Database

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Personal

Van Rooyen, D (Dion)

Chess SA id

1110139824

FIDE id

Date of birth

2011-07-13 (U16)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1356.6	1359	1280	1200
Raw rating	1356.6	1359	1280	1200
Weighted rating	1342.1	1341.5	1280	1200
Weighted performance	1177.2	1172.6	0	0
Floor	856.6	859	780	700
K-factor	36	36	36	36
Min/Max rating change allowed	132.7	132.2	148	165.8
Highest rating	1437.2 2022-08-01	1427.9 2022-08-01	1489.7 2022-10-01	1200 2018-10-01
Highest raw rating	1356.6 2024-11-01	1359 2024-11-01	1280 2024-02-01	1200 2024-02-01
Highest weighted rating	1335.9 2025-08-01	1334.2 2025-08-01	1280 2025-02-01	1200 2018-10-01
Highest weighted performance	1437.2 2022-08-01	1427.9 2022-08-01	1489.7 2022-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1356.6	1359	1280	1200
Analysis
Rating	1356.6	1359	1280	1200
Raw rating	1356.6	1359	1280	1200
Weighted rating	1342.1	1341.5	1280
Weighted performance	1177.2	1172.6	0
K-factor	36	36	36	36
Floor	856.6	859	780	700
Max/Min rating change allowed	132.7	132.2	148	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	1356.6	1359	1280	1200
New weighted rating	1344.6	1344.6	1280	1200
New weighted performance	1176.7	1172.1	0	0
Temp new rating	1356.6	1359	1280	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1356.6	1359	1280	1200
New K-factor	36	36	36	36
New floor	856.6	859	780	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	15	15	0
	20	20	0
	21	15	6
	0	0	0
History	56	50	6

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	56	36	64.29	121.4	1228.8	1350.2
Standard	50	31	62	102	1236.9	1338.9
Rapid	6	5	83.33	283.3	1160.6	1443.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1356.6	1359	1280	1200
2025-09-01	1356.6	1359	1280	1200
2025-08-01	1356.6	1359	1280	1200
2025-07-01	1356.6	1359	1280	1200
2025-06-01	1356.6	1359	1280	1200
2025-05-01	1356.6	1359	1280	1200
2025-04-01	1356.6	1359	1280	1200
2025-03-01	1356.6	1359	1280	1200
2025-02-01	1356.6	1359	1280	1200
2025-01-01	1356.6	1359	1280	1200
2024-12-01	1356.6	1359	1280	1200
2024-11-01	1356.6	1359	1280	1200
2024-10-01	1329.4	1325.9	1280	1200
2024-09-01	1298.9	1289.2	1280	1200
2024-08-01	1298.9	1289.2	1280	1200
2024-07-01	1298.9	1289.2	1280	1200
2024-06-01	1298.9	1289.2	1280	1200
2024-08-01	1298.9	1289.2	1280	1200
2024-04-01	1298.9	1289.2	1280	1200
2024-03-01	1298.9	1289.2	1280	1200
2024-02-01	1298.9	1289.2	1280	1200
2024-01-01	1261	1248.2	1280	1200
2023-12-01	1261	1248.2	1280	1200
2023-11-01	1261	1248.2	1280	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	Gauteng Top Schools 2024 (U13 Open)	2024-10-04	2024-10-04	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
2	Ekurhuleni North Schools Finals - Teams 2024 (U13 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
3	2024 Gauteng Inter-Region Chess Championship (U14A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
5	2023 Ekurhuleni North District Schools Finals (U13)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
6	Ekurhuleni Chess Trial 3 2023 (U14)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
7	Ekhuruleni Chess Trials 1 2023 (U14)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
8	Super 8 Skaak 2022 (Seniors)	2022-10-14	2022-10-14	Rapid	Bojanala Platina (NBR)	7	6	5	Yes	Analysis
9	Ekurhuleni-North Schools Teams 2022 (U11)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
10	Ekurhuleni-North Schools Finals Indiv 2022 (U11 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
11	ACB Premier 2022 (Primary School)	2022-03-19	2022-03-19	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	10	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Super 8 Skaak 2022
		date 2022-05-13	rnd 5	type Standard	result 1	date 2022-10-14	rnd 5	type Rapid	result 1
		Opponent Bouwer, J (Jayden)				Opponent Obrien, P (Patrick)
2	6	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Buitendag, D (Darius)				Opponent Kapp, M (Mikko)
3	4	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Bassie, U (Unathi)				Opponent Sundram, H (Hriday)

#	Games	Start				End
1	9	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-05-13	rnd 5	type Standard	result 1	date 2023-03-25	rnd 3	type Standard	result 1
		Opponent Bouwer, J (Jayden)				Opponent Nwosu, E (Ebube)
2	6	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Buitendag, D (Darius)				Opponent Kapp, M (Mikko)
3	4	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Bassie, U (Unathi)				Opponent Sundram, H (Hriday)

#	Games	Start				End
1	4	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 1	type Rapid	result 1	date 2022-10-14	rnd 5	type Rapid	result 1
		Opponent Mans, M (Milan)				Opponent Obrien, P (Patrick)
2	1	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 7	type Rapid	result 1	date 2022-10-14	rnd 7	type Rapid	result 1
		Opponent Speelman, K (Kyle)				Opponent Speelman, K (Kyle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Super 8 Skaak 2022
		date 2022-05-13	rnd 5	type Standard	result 1	date 2022-10-14	rnd 5	type Rapid	result 1
		Opponent Bouwer, J (Jayden)				Opponent Obrien, P (Patrick)
2	6	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Buitendag, D (Darius)				Opponent Kapp, M (Mikko)
3	4	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Bassie, U (Unathi)				Opponent Sundram, H (Hriday)

#	Games	Start				End
1	7	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-05-13	rnd 5	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Bouwer, J (Jayden)				Opponent De Klerk, W (Wihan)
2	6	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Gauteng Top Schools 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-10-04	rnd 4	type Standard	result 1
		Opponent Buitendag, D (Darius)				Opponent Kapp, M (Mikko)
3	4	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-01-14	rnd 4	type Standard	result 1	date 2024-08-03	rnd 2	type Standard	result 1
		Opponent Bassie, U (Unathi)				Opponent Sundram, H (Hriday)

#	Games	Start				End
1	4	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 1	type Rapid	result 1	date 2022-10-14	rnd 5	type Rapid	result 1
		Opponent Mans, M (Milan)				Opponent Obrien, P (Patrick)
2	1	Tournament Super 8 Skaak 2022				Tournament Super 8 Skaak 2022
		date 2022-10-14	rnd 7	type Rapid	result 1	date 2022-10-14	rnd 7	type Rapid	result 1
		Opponent Speelman, K (Kyle)				Opponent Speelman, K (Kyle)

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	Buitendag ,D (Darius)	2	1	0	2	1	0	0	0	0	0	0	0
1	Buitendag ,D (Darius)	2	1328.1	1328.1	2	1311.3	1328.1	0	0	0	0	0	0
2	Liebenberg ,M (Michael)	2	1	0	2	1	0	0	0	0	0	0	0
2	Liebenberg ,M (Michael)	2	1206.6	1206.6	2	1193.4	1206.6	0	0	0	0	0	0
3	Pillay ,T (Tahir)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Pillay ,T (Tahir)	1	1255.5	830.5	1	1251.9	830.5	0	0	0	0	0	0
4	De Klerk ,W (Wihan)	1	1	425	1	1	425	0	0	0	0	0	0
4	De Klerk ,W (Wihan)	1	1038	1463	1	1033.6	1463	0	0	0	0	0	0
5	Ambrose ,I (Isabella)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ambrose ,I (Isabella)	1	1270.7	845.7	1	1281.7	845.7	0	0	0	0	0	0
6	Kheswa ,S (Spholami)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kheswa ,S (Spholami)	1	1249.8	824.8	1	1254.8	824.8	0	0	0	0	0	0
7	Mupalala ,K (Kenzo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mupalala ,K (Kenzo)	1	1544.9	1119.9	1	1543.1	1119.9	0	0	0	0	0	0
8	Jordaan ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
8	Jordaan ,L (Liam)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Nene ,S (Sisekelo)	1	1	425	1	1	425	0	0	0	0	0	0
9	Nene ,S (Sisekelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Smith ,H (Henre)	1	1	425	1	1	425	0	0	0	0	0	0
10	Smith ,H (Henre)	1	1275.5	1700.5	1	1311.6	1700.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Van Rooyen, D (Dion)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms