Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, C (Cobus)

Chess SA id

1070096769

FIDE id

Date of birth

2007-06-08 (U20)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-05-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1220.1	1217	1200	1200
Raw rating	1220.1	1217	1200	1200
Weighted rating	1220.1	1217	1200	1200
Weighted performance	0	0	0	0
Floor	748.5	758.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.1	161.8	165.8	165.8
Highest rating	1468 2018-01-01	1468 2018-01-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1248.5 2019-12-01	1258.4 2019-12-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1248.5 2020-01-01	1258.4 2020-01-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1468 2018-01-01	1468 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1220.1	1217	1200	1200
Analysis
Rating	1220.1	1217	1200	1200
Raw rating	1220.1	1217	1200	1200
Weighted rating	1220.1	1217	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	748.5	758.4	700	700
Max/Min rating change allowed	161.1	161.8	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	1220.1	1217	1200	1200
New weighted rating	1220.1	1217	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1220.1	1217	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1220.1	1217	1200	1200
New K-factor	36	36	36	36
New floor	748.5	758.4	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	5	5
	5	5
History	15	15

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	15	8	53.33	28.3	1222.9	1251.3
Standard	15	8	53.33	28.3	1222.9	1251.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1220.1	1217	1200	1200
2025-09-01	1220.1	1217	1200	1200
2025-08-01	1220.1	1217	1200	1200
2025-07-01	1220.1	1217	1200	1200
2025-06-01	1220.1	1217	1200	1200
2025-05-01	1220.1	1217	1200	1200
2025-04-01	1220.1	1217	1200	1200
2025-03-01	1220.1	1217	1200	1200
2025-02-01	1220.1	1217	1200	1200
2025-01-01	1220.1	1217	1200	1200
2024-12-01	1220.1	1217	1200	1200
2024-11-01	1220.1	1217	1200	1200
2024-10-01	1220.1	1217	1200	1200
2024-09-01	1220.1	1217	1200	1200
2024-08-01	1220.1	1217	1200	1200
2024-07-01	1220.1	1217	1200	1200
2024-06-01	1220.1	1217	1200	1200
2024-08-01	1220.1	1217	1200	1200
2024-04-01	1220.1	1217	1200	1200
2024-03-01	1220.1	1217	1200	1200
2024-02-01	1220.1	1217	1200	1200
2024-01-01	1220.1	1217	1200	1200
2023-12-01	1220.1	1217	1200	1200
2023-11-01	1220.1	1217	1200	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	2022 Silver Lakes Chess Club Open Chess Tournament (C)	2022-05-14	2022-05-14	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2021 Milos Ristic Open (C)	2021-10-09	2021-10-09	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2018 Tshwane Registration Open Chess Tournament (E)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 1	type Standard	result 1	date 2018-01-27	rnd 5	type Standard	result 0.5
		Opponent Steyn, K (Kasey)				Opponent Lovell, MW (Michael Will)
2	2	Tournament 2022 Silver Lakes Chess Club Open Chess Tournament				Tournament 2022 Silver Lakes Chess Club Open Chess Tournament
		date 2022-05-14	rnd 4	type Standard	result 0.5	date 2022-05-14	rnd 5	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Gianni)				Opponent Retief, A (Antonie)
3	2	Tournament 2021 Milos Ristic Open				Tournament 2021 Milos Ristic Open
		date 2021-10-09	rnd 4	type Standard	result 1	date 2021-10-09	rnd 5	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Kruger, N (Neeke)

#	Games	Start				End
1	5	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 1	type Standard	result 1	date 2018-01-27	rnd 5	type Standard	result 0.5
		Opponent Steyn, K (Kasey)				Opponent Lovell, MW (Michael Will)
2	2	Tournament 2022 Silver Lakes Chess Club Open Chess Tournament				Tournament 2022 Silver Lakes Chess Club Open Chess Tournament
		date 2022-05-14	rnd 4	type Standard	result 0.5	date 2022-05-14	rnd 5	type Standard	result 1
		Opponent Jansen Van Vuuren, G (Gianni)				Opponent Retief, A (Antonie)
3	2	Tournament 2021 Milos Ristic Open				Tournament 2021 Milos Ristic Open
		date 2021-10-09	rnd 4	type Standard	result 1	date 2021-10-09	rnd 5	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Kruger, N (Neeke)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2021 Milos Ristic Open				Tournament 2021 Milos Ristic Open
		date 2021-10-09	rnd 4	type Standard	result 1	date 2021-10-09	rnd 5	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Kruger, N (Neeke)
2	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 1	type Standard	result 1	date 2018-01-27	rnd 2	type Standard	result 1
		Opponent Steyn, K (Kasey)				Opponent Duvenhage, AM (Adriaan)
3	1	Tournament 2022 Silver Lakes Chess Club Open Chess Tournament				Tournament 2022 Silver Lakes Chess Club Open Chess Tournament
		date 2022-05-14	rnd 5	type Standard	result 1	date 2022-05-14	rnd 5	type Standard	result 1
		Opponent Retief, A (Antonie)				Opponent Retief, A (Antonie)

#	Games	Start				End
1	2	Tournament 2021 Milos Ristic Open				Tournament 2021 Milos Ristic Open
		date 2021-10-09	rnd 4	type Standard	result 1	date 2021-10-09	rnd 5	type Standard	result 1
		Opponent Botha, RMJ (Robert)				Opponent Kruger, N (Neeke)
2	2	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Tshwane Registration Open Chess Tournament
		date 2018-01-27	rnd 1	type Standard	result 1	date 2018-01-27	rnd 2	type Standard	result 1
		Opponent Steyn, K (Kasey)				Opponent Duvenhage, AM (Adriaan)
3	1	Tournament 2022 Silver Lakes Chess Club Open Chess Tournament				Tournament 2022 Silver Lakes Chess Club Open Chess Tournament
		date 2022-05-14	rnd 5	type Standard	result 1	date 2022-05-14	rnd 5	type Standard	result 1
		Opponent Retief, A (Antonie)				Opponent Retief, A (Antonie)

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	Mungal ,Z (Zoey)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mungal ,Z (Zoey)	1	1172	747	1	1143.5	747	0	0	0	0	0	0
2	Kutchoukov ,I (Ivan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kutchoukov ,I (Ivan)	1	1263.9	838.9	1	1271.2	838.9	0	0	0	0	0	0
3	Mouton ,J (Jacques)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mouton ,J (Jacques)	1	1305.2	880.2	1	1333.5	880.2	0	0	0	0	0	0
4	Dalal ,D (Dhanika)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Dalal ,D (Dhanika)	1	1229.1	804.1	1	1169.2	804.1	0	0	0	0	0	0
5	Mcphail ,M (Matthew)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Mcphail ,M (Matthew)	1	1273.9	1273.9	1	1228.9	1273.9	0	0	0	0	0	0
6	Lovell ,MW (Michael Will)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Lovell ,MW (Michael Will)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Kruger ,FJ (Fransiena Jacoba)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kruger ,FJ (Fransiena Jacoba)	1	1202.1	777.1	1	1205.7	777.1	0	0	0	0	0	0
8	Botha ,RMJ (Robert)	1	1	425	1	1	425	0	0	0	0	0	0
8	Botha ,RMJ (Robert)	1	1155.5	1580.5	1	1130.7	1580.5	0	0	0	0	0	0
9	Dippenaar ,A (Adriaan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Dippenaar ,A (Adriaan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Retief ,A (Antonie)	1	1	425	1	1	425	0	0	0	0	0	0
10	Retief ,A (Antonie)	1	1319.1	1744.1	1	1320.4	1744.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Pretorius, C (Cobus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms