Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, C (Christiaan)

Chess SA id

1120110078

FIDE id

Date of birth

2012-09-01 (U14)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1080.6	1070.4	1200	1200
Raw rating	1080.6	1070.4	1200	1200
Weighted rating	1080.6	1070.4	1200	1200
Weighted performance	310.5	307.9	0	0
Floor	717.9	721.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	196.6	199.4	165.8	165.8
Highest rating	1294.7 2019-02-01	1294.7 2019-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1217.9 2019-03-01	1221.6 2019-03-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1217.9 2019-04-01	1221.6 2019-04-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1294.7 2019-02-01	1294.7 2019-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1080.6	1070.4	1200	1200
Analysis
Rating	1080.6	1070.4	1200	1200
Raw rating	1080.6	1070.4	1200	1200
Weighted rating	1080.6	1070.4	1200
Weighted performance	310.5	307.9	0
K-factor	36	36	36	36
Floor	717.9	721.6	700	700
Max/Min rating change allowed	196.6	199.4	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	1080.6	1070.4	1200	1200
New weighted rating	1080.6	1070.4	1200	1200
New weighted performance	310.2	307.5	0	0
Temp new rating	1080.6	1070.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1080.6	1070.4	1200	1200
New K-factor	36	36	36	36
New floor	717.9	721.6	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	55	55

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	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	55	21	38.18	-100.5	1181.4	1081
Standard	55	21	38.18	-100.5	1181.4	1081
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1080.6	1070.4	1200	1200
2025-09-01	1080.6	1070.4	1200	1200
2025-08-01	1080.6	1070.4	1200	1200
2025-07-01	1080.6	1070.4	1200	1200
2025-06-01	1080.6	1070.4	1200	1200
2025-05-01	1080.6	1070.4	1200	1200
2025-04-01	1080.6	1070.4	1200	1200
2025-03-01	1080.6	1070.4	1200	1200
2025-02-01	1080.6	1070.4	1200	1200
2025-01-01	1080.6	1070.4	1200	1200
2024-12-01	1080.6	1070.4	1200	1200
2024-11-01	1080.6	1070.4	1200	1200
2024-10-01	1080.6	1070.4	1200	1200
2024-09-01	1080.6	1070.4	1200	1200
2024-08-01	1080.6	1070.4	1200	1200
2024-07-01	1080.6	1070.4	1200	1200
2024-06-01	1080.6	1070.4	1200	1200
2024-08-01	1080.6	1070.4	1200	1200
2024-04-01	1080.6	1070.4	1200	1200
2024-03-01	1080.6	1070.4	1200	1200
2024-02-01	1080.6	1070.4	1200	1200
2024-01-01	1080.6	1070.4	1200	1200
2023-12-01	1080.6	1070.4	1200	1200
2023-11-01	1080.6	1070.4	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	JNW Club - Trinityhouse Little Falls Open 2020 (E)	2020-03-14	2020-03-14	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	JNW Club - Trinityhouse Randpark Ridge Open 2020 (E)	2020-02-22	2020-02-22	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	2019 South African Junior Team Championships (U8B+U8Girls)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
4	The Joburg Open 2019 (Cadets)	2019-10-12	2019-10-12	Standard	Johannesburg Metro (GJM)	5	4	0	Yes	Analysis
5	Chessnuts Under 1350 Tournament 2019 (Pawns+Knights)	2019-08-24	2019-08-24	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis
6	JNW Club - Helpmekaar Kollege Open 2019 (F)	2019-07-06	2019-07-06	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
7	JHB Metro Closed 2019 (U8)	2019-07-27	2019-07-28	Standard	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
8	JNW Club - Unika Scholar 2019 (U8)	2019-06-01	2019-06-01	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
9	JNW Club - Bryanston Open 2 2019 (F)	2019-05-11	2019-05-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
10	JNW Club - Charterhouse Open 2019 (F)	2019-04-13	2019-04-13	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
11	JNW Club - Trinityhouse Little Falls Open 2019 (F)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Charterhouse Open 2019
		date 2019-02-23	rnd 2	type Standard	result 0.5	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Motsoari, L (Lebohang)				Opponent Yang, Z (Ziye)
2	3	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament JNW Club - Trinityhouse Little Falls Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Shi, K (Kai Xi)				Opponent Ngwenya, S (Sibusiso)
3	3	Tournament JHB Metro Closed 2019				Tournament JHB Metro Closed 2019
		date 2019-07-28	rnd 4	type Standard	result 1	date 2019-07-28	rnd 6	type Standard	result 1
		Opponent Zulu, T (Thandoluhle)				Opponent Nwafor, C (Chichi)

#	Games	Start				End
1	6	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Charterhouse Open 2019
		date 2019-02-23	rnd 2	type Standard	result 0.5	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Motsoari, L (Lebohang)				Opponent Yang, Z (Ziye)
2	3	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament JNW Club - Trinityhouse Little Falls Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Shi, K (Kai Xi)				Opponent Ngwenya, S (Sibusiso)
3	3	Tournament JHB Metro Closed 2019				Tournament JHB Metro Closed 2019
		date 2019-07-28	rnd 4	type Standard	result 1	date 2019-07-28	rnd 6	type Standard	result 1
		Opponent Zulu, T (Thandoluhle)				Opponent Nwafor, C (Chichi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament JNW Club - Trinityhouse Little Falls Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Shi, K (Kai Xi)				Opponent Ngwenya, S (Sibusiso)
2	3	Tournament JHB Metro Closed 2019				Tournament JHB Metro Closed 2019
		date 2019-07-28	rnd 4	type Standard	result 1	date 2019-07-28	rnd 6	type Standard	result 1
		Opponent Zulu, T (Thandoluhle)				Opponent Nwafor, C (Chichi)
3	2	Tournament JNW Club - Bryanston Open 2 2019				Tournament JNW Club - Bryanston Open 2 2019
		date 2019-05-11	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Eapen, E (Ethan)				Opponent Yang, S (Selina)

#	Games	Start				End
1	3	Tournament JNW Club - Trinityhouse Randpark Ridge Open 2020				Tournament JNW Club - Trinityhouse Little Falls Open 2020
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-03-14	rnd 1	type Standard	result 1
		Opponent Shi, K (Kai Xi)				Opponent Ngwenya, S (Sibusiso)
2	3	Tournament JHB Metro Closed 2019				Tournament JHB Metro Closed 2019
		date 2019-07-28	rnd 4	type Standard	result 1	date 2019-07-28	rnd 6	type Standard	result 1
		Opponent Zulu, T (Thandoluhle)				Opponent Nwafor, C (Chichi)
3	2	Tournament JNW Club - Bryanston Open 2 2019				Tournament JNW Club - Bryanston Open 2 2019
		date 2019-05-11	rnd 4	type Standard	result 1	date 2019-05-11	rnd 5	type Standard	result 1
		Opponent Eapen, E (Ethan)				Opponent Yang, S (Selina)

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	Hoek ,L (Lore)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Hoek ,L (Lore)	4	1256.7	831.7	4	1253.3	831.7	0	0	0	0	0	0
2	Nwafor ,C (Chichi)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Nwafor ,C (Chichi)	3	1208.8	1350.5	3	1181.8	1350.5	0	0	0	0	0	0
3	Suresh ,A (Aaradhya)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
3	Suresh ,A (Aaradhya)	3	1229.4	946.1	3	1228.5	946.1	0	0	0	0	0	0
4	Eapen ,E (Ethan)	2	1	0	2	1	0	0	0	0	0	0	0
4	Eapen ,E (Ethan)	2	1138.2	1138.2	2	1127	1138.2	0	0	0	0	0	0
5	Mugaragumbo ,A (Amour)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Mugaragumbo ,A (Amour)	2	1164	739	2	1157.8	739	0	0	0	0	0	0
6	Li ,Z (Ziliang)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Li ,Z (Ziliang)	2	1356	931	2	1354	931	0	0	0	0	0	0
7	Van Heerden ,D (David)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Van Heerden ,D (David)	2	1140.8	1353.2	2	1128.4	1353.2	0	0	0	0	0	0
8	Retief ,A (Antonie)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Retief ,A (Antonie)	2	1136.4	711.4	2	1124.3	711.4	0	0	0	0	0	0
9	Yang ,S (Selina)	2	1	0	2	1	0	0	0	0	0	0	0
9	Yang ,S (Selina)	2	1117.6	1117.6	2	1105.4	1117.6	0	0	0	0	0	0
10	Joubert ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Joubert ,D (Daniel)	1	1176.1	751.1	1	1166.8	751.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Pretorius, C (Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms