Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, C (Corne)

Chess SA id

1140192033

FIDE id

Date of birth

2014-06-13 (U12)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1186.7

Item	Main	Standard	Rapid	Blitz
Rating	1264.4	1223.8	1268.5	1200
Raw rating	1264.4	1223.8	1268.5	1200
Weighted rating	1209.1	1211.7	1195.1	1200
Weighted performance	1196.9	0	0	0
Floor	764.4	723.8	768.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	151.3	160.3	150.4	165.8
Highest rating	1264.4 2025-09-01	1223.8 2025-05-05	1268.5 2025-09-01	1200 2024-02-01
Highest raw rating	1264.4 2025-09-01	1223.8 2025-05-05	1268.5 2025-09-01	1200 2024-02-01
Highest weighted rating	1213 2024-02-01	1207.1 2025-08-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1224.1 2025-09-01	1200 2024-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1264.4	1223.8	1268.5	1200
Analysis
Rating	1264.4	1223.8	1268.5	1200
Raw rating	1264.4	1223.8	1268.5	1200
Weighted rating	1209.1	1211.7	1195.1
Weighted performance	1196.9	0	0
K-factor	36	36	36	36
Floor	764.4	723.8	768.5	700
Max/Min rating change allowed	151.3	160.3	150.4	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	1264.4	1223.8	1268.5	1200
New weighted rating	1214.3	1213	1201.6	1200
New weighted performance	1189.3	0	0	0
Temp new rating	1264.4	1223.8	1268.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1264.4	1223.8	1268.5	1200
New K-factor	36	36	36	36
New floor	764.4	723.8	768.5	700

Item	Main	Standard	Rapid
	0	0	0
	15	5	10
	10	0	10
	0	0	0
	0	0	0
	0	0	0
History	25	5	20

Games since
	Main 25	Standard 5		Rapid 20		Blitz 0
Gender	Male
Age group	U12
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1241		224		69
Male	998		176		43
U12	232		35		18
U12 Male	172		26		13
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	10	66.67	141.7	1230.7	1372.3
Standard	5	3	60	85	1267.3	1352.3
Rapid	10	7	70	170	1212.3	1382.3
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	25	14	56	51	1218	1269
Standard	5	3	60	85	1267.3	1352.3
Rapid	20	11	55	42.5	1205.7	1248.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1264.4	1223.8	1268.5	1200
2025-09-30	1264.4	1223.8	1268.5	1200
2025-09-01	1264.4	1223.8	1268.5	1200
2025-08-01	1213	1223.8	1176.3	1200
2025-07-01	1213	1223.8	1176.3	1200
2025-06-01	1213	1223.8	1176.3	1200
2025-05-01	1213	1223.8	1176.3	1200
2025-04-01	1185	1200	1176.3	1200
2025-03-01	1185	1200	1176.3	1200
2025-02-01	1184.6	1200	1175.4	1200
2025-01-01	1179.2	1200	1167.2	1200
2024-12-01	1179.2	1200	1167.2	1200
2024-11-01	1179.2	1200	1167.2	1200
2024-10-01	1179.2	1200	1167.2	1200
2024-09-01	1179.2	1200	1167.2	1200
2024-08-01	1179.2	1200	1167.2	1200
2024-07-01	1179.2	1200	1167.2	1200
2024-09-01	1179.2	1200	1167.2	1200
2024-05-01	1179.2	1200	1167.2	1200
2024-04-01	1179.2	1200	1167.2	1200
2024-03-01	1189	1200	1181.6	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	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	Benoni Primary School Cluster Teams 2025 (U11B)	2025-08-02	2025-08-02	Rapid	Ekurhuleni (GE)	5	5	5	Yes	Analysis
2	Benoni Primary School Cluster 12 April 2025 (U11 Open)	2025-04-12	2025-04-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	LS Northmead Trials 2025 (U11)	2025-01-25	2025-01-25	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Benoni Primary School Cluster Teams 2025 (U11B)	2025-08-02	2025-08-02	Rapid	Ekurhuleni (GE)	5	5	5	Yes	Analysis
2	Benoni Primary School Cluster 12 April 2025 (U11 Open)	2025-04-12	2025-04-12	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
3	LS Northmead Trials 2025 (U11)	2025-01-25	2025-01-25	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Benoni Primary School Cluster Individuals 2024 (U11 Boys)	2024-03-09	2024-03-09	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	Laerskool Northmead Proewe 2024 (U11)	2024-02-10	2024-02-10	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Benoni Primary School Cluster Teams 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Suleymanov, L (Leyla)				Opponent Fouchee, I (Ivan)
2	5	Tournament LS Northmead Trials 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-01-25	rnd 4	type Rapid	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Lourens, L (Ludre)				Opponent De Bruyn, R (Ricard)
3	3	Tournament Laerskool Northmead Proewe 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-02-10	rnd 4	type Rapid	result 0.5	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Du Preez, K (Karmi)				Opponent Nortje, W (Wesley)

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, J (Joshua)				Opponent De Bruyn, R (Ricard)

#	Games	Start				End
1	7	Tournament LS Northmead Trials 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-01-25	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Lourens, L (Ludre)				Opponent Fouchee, I (Ivan)
2	3	Tournament Laerskool Northmead Proewe 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-02-10	rnd 4	type Rapid	result 0.5	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Du Preez, K (Karmi)				Opponent Nortje, W (Wesley)
3	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Stevens, L (Luke)				Opponent Stevens, L (Luke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Benoni Primary School Cluster Teams 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-08-02	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Suleymanov, L (Leyla)				Opponent Fouchee, I (Ivan)
2	5	Tournament LS Northmead Trials 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-01-25	rnd 4	type Rapid	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Lourens, L (Ludre)				Opponent De Bruyn, R (Ricard)
3	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Stevens, L (Luke)				Opponent Stevens, L (Luke)

#	Games	Start				End
1	3	Tournament Benoni Primary School Cluster 12 April 2025				Tournament Benoni Primary School Cluster 12 April 2025
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, J (Joshua)				Opponent De Bruyn, R (Ricard)

#	Games	Start				End
1	7	Tournament LS Northmead Trials 2025				Tournament Benoni Primary School Cluster Teams 2025
		date 2025-01-25	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Lourens, L (Ludre)				Opponent Fouchee, I (Ivan)
2	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 5	type Rapid	result 1	date 2024-03-09	rnd 5	type Rapid	result 1
		Opponent Stevens, L (Luke)				Opponent Stevens, L (Luke)
3	1	Tournament Benoni Primary School Cluster Individuals 2024				Tournament Benoni Primary School Cluster Individuals 2024
		date 2024-03-09	rnd 1	type Rapid	result 1	date 2024-03-09	rnd 1	type Rapid	result 1
		Opponent Nortje, W (Wesley)				Opponent Nortje, W (Wesley)

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	Wessels ,A (Amore)	2	0.5	-212.5	0	0	0	2	0.5	-212.5	0	0	0
1	Wessels ,A (Amore)	2	1188.2	975.7	0	0	0	2	1174.6	975.7	0	0	0
2	Prins ,K (Kobus)	1	1	425	1	1	425	0	0	0	0	0	0
2	Prins ,K (Kobus)	1	1302.6	1727.6	1	1231.1	1727.6	0	0	0	0	0	0
3	Cronje ,X (Xavier)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Cronje ,X (Xavier)	1	1239.8	814.8	1	1221	814.8	0	0	0	0	0	0
4	De Bruyn ,R (Ricard)	1	1	425	1	1	425	0	0	0	0	0	0
4	De Bruyn ,R (Ricard)	1	1335.8	1760.8	1	1322.7	1760.8	0	0	0	0	0	0
5	Ramorula ,L (Letse)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ramorula ,L (Letse)	1	1258.1	833.1	1	1200	833.1	0	0	0	0	0	0
6	Van Der Merwe ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Der Merwe ,J (Joshua)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Botha ,R (Rochelle)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Botha ,R (Rochelle)	1	1256.4	831.4	0	0	0	1	1200	831.4	0	0	0
8	Mahlangu ,S (Sinenhlanhla)	1	1	425	0	0	0	1	1	425	0	0	0
8	Mahlangu ,S (Sinenhlanhla)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Scholtz ,E (Edmund)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Scholtz ,E (Edmund)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Labuschagne ,M (Mienke)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Labuschagne ,M (Mienke)	1	1134.3	709.3	0	0	0	1	1200	709.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pretorius, C (Corne)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms