Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, C (Chad)

Chess SA id

1050138218

FIDE id

Date of birth

2005-11-30 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1203.3	1211.5	1194.4	1200
Raw rating	1203.3	1211.5	1194.4	1200
Weighted rating	1188	1200.9	1177.9	1200
Weighted performance	979.5	0	1009.4	0
Floor	703.3	711.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165	163.1	167.1	165.8
Highest rating	1203.3 2025-09-30	1211.5 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1203.3 2025-09-30	1211.5 2025-09-30	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200.9 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1203.3	1211.5	1194.4	1200
Analysis
Rating	1203.3	1211.5	1194.4	1200
Raw rating	1203.3	1211.5	1194.4	1200
Weighted rating	1188	1200.9	1177.9
Weighted performance	979.5	0	1009.4
K-factor	36	36	36	36
Floor	703.3	711.5	700	700
Max/Min rating change allowed	165	163.1	167.1	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	1203.3	1211.5	1194.4	1200
New weighted rating	1189.9	1201.8	1181.5	1200
New weighted performance	979.1	0	1009	0
Temp new rating	1203.3	1211.5	1194.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1203.3	1211.5	1194.4	1200
New K-factor	36	36	36	36
New floor	703.3	711.5	700	700

Item	Main	Standard	Rapid
	0	0	0
	1	1	0
	14	0	14
	18	0	18
	10	0	10
	0	0	0
History	43	1	42

Games since
	Main 25	Standard 1		Rapid 24		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1660		63		60
Male	1270		55		52
Adult	228		7		5
Adult Male	215		7		5
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	1	1	100	425	1106.5	1531.5
Standard	1	1	100	425	1106.5	1531.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	43	22.5	52.33	19.8	1162.8	1182.6
Standard	1	1	100	425	1106.5	1531.5
Rapid	42	21.5	51.19	10.1	1164.1	1174.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1203.3	1211.5	1194.4	1200
2025-09-01	1192.5	1200	1194.4	1200
2025-08-01	1192.5	1200	1194.4	1200
2025-07-01	1192.5	1200	1194.4	1200
2025-06-01	1192.5	1200	1194.4	1200
2025-05-01	1192.5	1200	1194.4	1200
2025-04-01	1192.5	1200	1194.4	1200
2025-03-01	1192.5	1200	1194.4	1200
2025-02-01	1192.5	1200	1194.4	1200
2025-01-01	1192.5	1200	1194.4	1200
2024-12-01	1192.5	1200	1194.4	1200
2024-11-01	1192.5	1200	1194.4	1200
2024-10-01	1192.5	1200	1194.4	1200
2024-09-01	1192.5	1200	1194.4	1200
2024-08-01	1166.8	1200	1121.2	1200
2024-07-01	1166.8	1200	1121.2	1200
2024-06-01	1166.8	1200	1121.2	1200
2024-08-01	1166.8	1200	1121.2	1200
2024-04-01	1166.8	1200	1121.2	1200
2024-03-01	1158.1	1200	1078.4	1200
2024-02-01	1158.1	1200	1078.4	1200
2024-01-01	1148.1	1200	1031.6	1200
2023-12-01	1148.1	1200	1031.6	1200
2023-11-01	1148.1	1200	1031.6	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	Bloemfontein Highchool Chess Teams Aug 2025	2025-07-26	2025-09-06	Standard	Mangaung (FMB)	6	1	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bloemfontein Highchool Chess Teams Aug 2025	2025-07-26	2025-09-06	Standard	Mangaung (FMB)	6	1	1	Yes	Analysis
2	Bloemfontein Highschool League 02 Aug 2024 (B-Sections)	2024-08-02	2024-08-02	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis
3	Bloemfontein Highschool League 2024 (U15B-U19B)	2024-03-08	2024-03-08	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
4	Bloemfontein High School League Tournament 26 January 2024 (U19B)	2024-01-26	2024-01-26	Rapid	Mangaung (FMB)	5	4	2.5	Yes	Analysis
5	Bloemfontein HS League 13 October 2023 (U17+U19)	2023-10-13	2023-10-13	Rapid	Mangaung (FMB)	5	5	1	Yes	Analysis
6	Bloemfontein HS League 27 October 2023 (U19)	2023-10-27	2023-10-27	Rapid	Cape Winelands (WCW)	5	5	1.5	Yes	Analysis
7	Bloemfontein League 25 August 2023 (U17+U19B)	2023-08-25	2023-08-25	Rapid	Mangaung (FMB)	5	4	3	Yes	Analysis
8	Bloemfontein Highschool League 24 Feb 2023 (U19B)	2023-02-24	2023-02-24	Rapid	Mangaung (FMB)	5	4	2	Yes	Analysis
9	Bloemfontein School League 2022 (U19)	2022-08-12	2022-08-12	Rapid	Mangaung (FMB)	5	5	2.5	Yes	Analysis
10	Bloemfontein Schools League 2022 (U19+Open)	2022-02-25	2022-02-25	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bloemfontein Highschool League 02 Aug 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Heunis, H (Hannah)				Opponent Mbaqa, K (Katlego)
2	3	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 2	type Rapid	result 1	date 2024-03-08	rnd 4	type Rapid	result 1
		Opponent Nchake, K (Khalalelo)				Opponent Mothibeli, M (Mpho)
3	3	Tournament Bloemfontein High School League Tournament 26 January 2024				Tournament Bloemfontein High School League Tournament 26 January 2024
		date 2024-01-26	rnd 3	type Rapid	result 1	date 2024-01-26	rnd 5	type Rapid	result 1
		Opponent Phalole, R (Reatile)				Opponent Xuma, O (Owam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bloemfontein Highschool League 02 Aug 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Heunis, H (Hannah)				Opponent Mbaqa, K (Katlego)
2	3	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 2	type Rapid	result 1	date 2024-03-08	rnd 4	type Rapid	result 1
		Opponent Nchake, K (Khalalelo)				Opponent Mothibeli, M (Mpho)
3	3	Tournament Bloemfontein High School League Tournament 26 January 2024				Tournament Bloemfontein High School League Tournament 26 January 2024
		date 2024-01-26	rnd 3	type Rapid	result 1	date 2024-01-26	rnd 5	type Rapid	result 1
		Opponent Phalole, R (Reatile)				Opponent Xuma, O (Owam)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bloemfontein Highschool League 02 Aug 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Heunis, H (Hannah)				Opponent Mbaqa, K (Katlego)
2	3	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 2	type Rapid	result 1	date 2024-03-08	rnd 4	type Rapid	result 1
		Opponent Nchake, K (Khalalelo)				Opponent Mothibeli, M (Mpho)
3	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein League 25 August 2023
		date 2023-08-25	rnd 3	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Massyn, L (Lara)				Opponent Jackson, S (Stanton)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bloemfontein Highschool League 02 Aug 2024				Tournament Bloemfontein Highschool League 02 Aug 2024
		date 2024-08-02	rnd 3	type Rapid	result 1	date 2024-08-02	rnd 5	type Rapid	result 1
		Opponent Heunis, H (Hannah)				Opponent Mbaqa, K (Katlego)
2	3	Tournament Bloemfontein Highschool League 2024				Tournament Bloemfontein Highschool League 2024
		date 2024-03-08	rnd 2	type Rapid	result 1	date 2024-03-08	rnd 4	type Rapid	result 1
		Opponent Nchake, K (Khalalelo)				Opponent Mothibeli, M (Mpho)
3	3	Tournament Bloemfontein League 25 August 2023				Tournament Bloemfontein League 25 August 2023
		date 2023-08-25	rnd 3	type Rapid	result 1	date 2023-08-25	rnd 5	type Rapid	result 1
		Opponent Massyn, L (Lara)				Opponent Jackson, S (Stanton)

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	Melville ,J (Joalize)	2	2	425	0	0	0	2	2	425	0	0	0
1	Melville ,J (Joalize)	2	1058.7	1483.7	0	0	0	2	1005.7	1483.7	0	0	0
2	Witthuhn ,J (Jan Ayden)	1	1	425	1	1	425	0	0	0	0	0	0
2	Witthuhn ,J (Jan Ayden)	1	1106.5	1531.5	1	1080	1531.5	0	0	0	0	0	0
3	Mothibeli ,M (Mpho)	1	1	425	0	0	0	1	1	425	0	0	0
3	Mothibeli ,M (Mpho)	1	1067.3	1492.3	0	0	0	1	1126.2	1492.3	0	0	0
4	Khumalo ,F (Fumane)	1	1	425	0	0	0	1	1	425	0	0	0
4	Khumalo ,F (Fumane)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Nchake ,K (Khalalelo)	1	1	425	0	0	0	1	1	425	0	0	0
5	Nchake ,K (Khalalelo)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Ridout ,S (Silvan)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Ridout ,S (Silvan)	1	1162.2	737.2	0	0	0	1	1200	737.2	0	0	0
7	Phomane ,L (Lintle)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Phomane ,L (Lintle)	1	1278.5	853.5	0	0	0	1	1251.9	853.5	0	0	0
8	Kriel ,R (Ruan)	1	1	425	0	0	0	1	1	425	0	0	0
8	Kriel ,R (Ruan)	1	1159.3	1584.3	0	0	0	1	1064.7	1584.3	0	0	0
9	Nhlapo ,N (Naledi)	1	1	425	0	0	0	1	1	425	0	0	0
9	Nhlapo ,N (Naledi)	1	1209.6	1634.6	0	0	0	1	1200	1634.6	0	0	0
10	Phalole ,R (Reatile)	1	1	425	0	0	0	1	1	425	0	0	0
10	Phalole ,R (Reatile)	1	1073.9	1498.9	0	0	0	1	1116.8	1498.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Pretorius, C (Chad)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms