Chess South Africa Ratings Database

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Personal

Pretorius, S (Sion)

Chess SA id

1120300596

FIDE id

Date of birth

2012-07-30 (U14)

Gender

Male

Region

Namakwa (NCN)

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

Item	Main	Standard	Rapid	Blitz
Rating	1275.1	1285.3	1236	1200
Raw rating	1275.1	1285.3	1236	1200
Weighted rating	1220.7	1225.2	1205.6	1200
Weighted performance	0	0	0	0
Floor	775.1	785.3	736	700
K-factor	36	36	36	36
Min/Max rating change allowed	149	146.8	157.5	165.8
Highest rating	1275.1 2025-09-01	1285.3 2025-06-01	1236 2025-09-01	1200 2024-04-01
Highest raw rating	1275.1 2025-09-01	1285.3 2025-06-01	1236 2025-09-01	1200 2024-04-01
Highest weighted rating	1215.1 2025-09-01	1212.4 2025-08-01	1202.9 2025-09-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1275.1	1285.3	1236	1200
Analysis
Rating	1275.1	1285.3	1236	1200
Raw rating	1275.1	1285.3	1236	1200
Weighted rating	1220.7	1225.2	1205.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	775.1	785.3	736	700
Max/Min rating change allowed	149	146.8	157.5	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	1275.1	1285.3	1236	1200
New weighted rating	1226	1231.2	1208.3	1200
New weighted performance	0	0	0	0
Temp new rating	1275.1	1285.3	1236	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1275.1	1285.3	1236	1200
New K-factor	36	36	36	36
New floor	775.1	785.3	736	700

Item	Main	Standard	Rapid
	0	0	0
	15	5	10
	7	7	0
	0	0	0
	0	0	0
	0	0	0
History	22	12	10

Games since
	Main 22	Standard 12		Rapid 10		Blitz 0
Gender	Male
Age group	U14
Region	Namakwa (NCN)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	15	11	73.33	198.3	1213.1	1411.4
Standard	5	5	100	425	1211.9	1636.9
Rapid	10	6	60	85	1213.7	1298.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	22	14	63.64	115.9	1209.9	1325.8
Standard	12	8	66.67	141.7	1206.7	1348.4
Rapid	10	6	60	85	1213.7	1298.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1275.1	1285.3	1236	1200
2025-09-01	1275.1	1285.3	1236	1200
2025-08-01	1269.8	1285.3	1200	1200
2025-07-01	1269.8	1285.3	1200	1200
2025-06-01	1269.8	1285.3	1200	1200
2025-05-01	1192	1192	1200	1200
2025-04-01	1192	1192	1200	1200
2025-03-01	1192	1192	1200	1200
2025-02-01	1192	1192	1200	1200
2025-01-01	1192	1192	1200	1200
2024-12-01	1192	1192	1200	1200
2024-11-01	1192	1192	1200	1200
2024-10-01	1192	1192	1200	1200
2024-09-01	1192	1192	1200	1200
2024-08-01	1192	1192	1200	1200
2024-07-01	1192	1192	1200	1200
2024-06-01	1192	1192	1200	1200
2024-08-01	1166.8	1160	1200	1200
2024-04-01	1166.8	1160	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	Namakwa Toernooi 3 2025 (U16)	2025-08-09	2025-08-09	Rapid	Namakwa (NCN)	10	10	6	Yes	Analysis
2	2025 Namakwa Skaak Toernoei 2.0 (U14)	2025-05-10	2025-05-10	Standard	Namakwa (NCN)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Namakwa Toernooi 3 2025 (U16)	2025-08-09	2025-08-09	Rapid	Namakwa (NCN)	10	10	6	Yes	Analysis
2	2025 Namakwa Skaak Toernoei 2.0 (U14)	2025-05-10	2025-05-10	Standard	Namakwa (NCN)	5	5	5	Yes	Analysis
3	Namakwa Toernooi 27 April 2024 (U13)	2024-04-27	2024-04-27	Standard	Namakwa (NCN)	5	5	3	Yes	Analysis
4	2024 Namakwa Skole Skaak (O13)	2024-03-09	2024-03-09	Standard	Namakwa (NCN)	3	2	0	Yes	Analysis

#	Games	Start				End
1	6	Tournament Namakwa Toernooi 27 April 2024				Tournament 2025 Namakwa Skaak Toernoei 2.0
		date 2024-04-27	rnd 5	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Cekuse, N (Ntsika)				Opponent October, L (Liam)
2	3	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 6	type Rapid	result 1
		Opponent Smuts, E (Ethan)				Opponent Conway, K (Keegan)
3	2	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 8	type Rapid	result 1	date 2025-08-09	rnd 9	type Rapid	result 1
		Opponent Dippenaar, C (Cecilia)				Opponent Moagi, M (Mpendulo)

#	Games	Start				End
1	6	Tournament Namakwa Toernooi 27 April 2024				Tournament 2025 Namakwa Skaak Toernoei 2.0
		date 2024-04-27	rnd 5	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Cekuse, N (Ntsika)				Opponent October, L (Liam)
2	1	Tournament Namakwa Toernooi 27 April 2024				Tournament Namakwa Toernooi 27 April 2024
		date 2024-04-27	rnd 3	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Ockhuizen, J (Justin)				Opponent Ockhuizen, J (Justin)
3	1	Tournament Namakwa Toernooi 27 April 2024				Tournament Namakwa Toernooi 27 April 2024
		date 2024-04-27	rnd 1	type Standard	result 1	date 2024-04-27	rnd 1	type Standard	result 1
		Opponent Verghese, S (Sarah)				Opponent Verghese, S (Sarah)

#	Games	Start				End
1	3	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 6	type Rapid	result 1
		Opponent Smuts, E (Ethan)				Opponent Conway, K (Keegan)
2	2	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 8	type Rapid	result 1	date 2025-08-09	rnd 9	type Rapid	result 1
		Opponent Dippenaar, C (Cecilia)				Opponent Moagi, M (Mpendulo)
3	1	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 2	type Rapid	result 1	date 2025-08-09	rnd 2	type Rapid	result 1
		Opponent Hono, A (Aphelele)				Opponent Hono, A (Aphelele)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Namakwa Toernooi 27 April 2024				Tournament 2025 Namakwa Skaak Toernoei 2.0
		date 2024-04-27	rnd 5	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Cekuse, N (Ntsika)				Opponent October, L (Liam)
2	3	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 6	type Rapid	result 1
		Opponent Smuts, E (Ethan)				Opponent Conway, K (Keegan)
3	2	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 8	type Rapid	result 1	date 2025-08-09	rnd 9	type Rapid	result 1
		Opponent Dippenaar, C (Cecilia)				Opponent Moagi, M (Mpendulo)

#	Games	Start				End
1	6	Tournament Namakwa Toernooi 27 April 2024				Tournament 2025 Namakwa Skaak Toernoei 2.0
		date 2024-04-27	rnd 5	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Cekuse, N (Ntsika)				Opponent October, L (Liam)
2	1	Tournament Namakwa Toernooi 27 April 2024				Tournament Namakwa Toernooi 27 April 2024
		date 2024-04-27	rnd 3	type Standard	result 1	date 2024-04-27	rnd 3	type Standard	result 1
		Opponent Ockhuizen, J (Justin)				Opponent Ockhuizen, J (Justin)
3	1	Tournament Namakwa Toernooi 27 April 2024				Tournament Namakwa Toernooi 27 April 2024
		date 2024-04-27	rnd 1	type Standard	result 1	date 2024-04-27	rnd 1	type Standard	result 1
		Opponent Verghese, S (Sarah)				Opponent Verghese, S (Sarah)

#	Games	Start				End
1	3	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 4	type Rapid	result 1	date 2025-08-09	rnd 6	type Rapid	result 1
		Opponent Smuts, E (Ethan)				Opponent Conway, K (Keegan)
2	2	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 8	type Rapid	result 1	date 2025-08-09	rnd 9	type Rapid	result 1
		Opponent Dippenaar, C (Cecilia)				Opponent Moagi, M (Mpendulo)
3	1	Tournament Namakwa Toernooi 3 2025				Tournament Namakwa Toernooi 3 2025
		date 2025-08-09	rnd 2	type Rapid	result 1	date 2025-08-09	rnd 2	type Rapid	result 1
		Opponent Hono, A (Aphelele)				Opponent Hono, A (Aphelele)

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	October ,L (Liam)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
1	October ,L (Liam)	3	1252.4	1110.7	2	1252.1	1252.4	1	1200	827.4	0	0	0
2	Hogg ,S (Sven)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Hogg ,S (Sven)	2	1199.9	1199.9	1	1200	1624.9	1	1200	774.9	0	0	0
3	Van Den Heever ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Den Heever ,J (Joshua)	1	1201.3	776.3	1	1201.6	776.3	0	0	0	0	0	0
4	Saul ,P (Payton)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Saul ,P (Payton)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Tyhulu ,E (Endinalo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Tyhulu ,E (Endinalo)	1	1183.7	1608.7	1	1180.4	1608.7	0	0	0	0	0	0
6	Cekuse ,N (Ntsika)	1	1	425	1	1	425	0	0	0	0	0	0
6	Cekuse ,N (Ntsika)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Adams ,C (Chloe)	1	1	425	1	1	425	0	0	0	0	0	0
7	Adams ,C (Chloe)	1	1216.8	1641.8	1	1227.2	1641.8	0	0	0	0	0	0
8	Farao ,J (Jody)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Farao ,J (Jody)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Van Der Merwe ,M (Miah)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Der Merwe ,M (Miah)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Ockhuizen ,J (Justin)	1	1	425	1	1	425	0	0	0	0	0	0
10	Ockhuizen ,J (Justin)	1	1184.7	1609.7	1	1181.6	1609.7	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

Pretorius, S (Sion)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms