Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, S (Sebastian)

Chess SA id

1100117324

FIDE id

Date of birth

2010-06-23 (U16)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1074.8	1064.2	1200	1200
Raw rating	1074.8	1064.2	1200	1200
Weighted rating	1074.4	1063.7	1200	1200
Weighted performance	651	652.8	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	198.2	201.2	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1074.8	1064.2	1200	1200
Analysis
Rating	1074.8	1064.2	1200	1200
Raw rating	1074.8	1064.2	1200	1200
Weighted rating	1074.4	1063.7	1200
Weighted performance	651	652.8	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	198.2	201.2	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	1074.8	1064.2	1200	1200
New weighted rating	1074.4	1063.8	1200	1200
New weighted performance	645.1	646.8	0	0
Temp new rating	1074.8	1064.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1074.8	1064.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	10	10
	6	6
	5	5
History	25	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	25	7.5	30	-170	1161.2	991.2
Standard	25	7.5	30	-170	1161.2	991.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1074.8	1064.2	1200	1200
2025-09-30	1074.8	1064.2	1200	1200
2025-09-01	1074.8	1064.2	1200	1200
2025-08-01	1074.8	1064.2	1200	1200
2025-07-01	1074.8	1064.2	1200	1200
2025-06-01	1074.8	1064.2	1200	1200
2025-05-01	1074.8	1064.2	1200	1200
2025-04-01	1074.8	1064.2	1200	1200
2025-03-01	1074.8	1064.2	1200	1200
2025-02-01	1074.8	1064.2	1200	1200
2025-01-01	1073.5	1062.8	1200	1200
2024-12-01	1073.5	1062.8	1200	1200
2024-11-01	1073.5	1062.8	1200	1200
2024-10-01	1073.5	1062.8	1200	1200
2024-09-01	1073.5	1062.8	1200	1200
2024-08-01	1073.5	1062.8	1200	1200
2024-07-01	1073.5	1062.8	1200	1200
2024-09-01	1073.5	1062.8	1200	1200
2024-05-01	1073.5	1062.8	1200	1200
2024-04-01	1073.5	1062.8	1200	1200
2024-03-01	1073.5	1062.8	1200	1200
2024-02-01	1073.5	1062.8	1200	1200
2024-01-01	1073.5	1062.8	1200	1200
2023-12-01	1073.5	1062.8	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	2023 Gauteng Top Schools (U13 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	1	Yes	Analysis
2	D2 School League Finals 2023 (U13)	2023-07-22	2023-07-22	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
3	2nd West Rand Open 2022 (Juniors)	2022-08-06	2022-08-06	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
4	West Rand Juniors 2022 (U12)	2022-04-09	2022-04-09	Standard	West Rand (GWR)	5	1	0	Yes	Analysis
5	West Rand Trials 2021 (U12)	2021-12-04	2021-12-04	Standard	West Rand (GWR)	5	5	1.5	Yes	Analysis
6	D2 League Finals 2019 (U9)	2019-08-03	2019-08-03	Standard	West Rand (GWR)	5	4	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 1	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Rooiland, V (Vusumuzi Gift)				Opponent Chigindani, T (Takunda)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Maheshi, R (Rehaan)				Opponent Maheshi, R (Rehaan)
3	1	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Pillay, L (Leeyah)				Opponent Pillay, L (Leeyah)

#	Games	Start				End
1	2	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 1	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Rooiland, V (Vusumuzi Gift)				Opponent Chigindani, T (Takunda)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Maheshi, R (Rehaan)				Opponent Maheshi, R (Rehaan)
3	1	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Pillay, L (Leeyah)				Opponent Pillay, L (Leeyah)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 1	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Rooiland, V (Vusumuzi Gift)				Opponent Chigindani, T (Takunda)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Maheshi, R (Rehaan)				Opponent Maheshi, R (Rehaan)
3	1	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Pillay, L (Leeyah)				Opponent Pillay, L (Leeyah)

#	Games	Start				End
1	2	Tournament D2 School League Finals 2023				Tournament D2 School League Finals 2023
		date 2023-07-22	rnd 1	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Rooiland, V (Vusumuzi Gift)				Opponent Chigindani, T (Takunda)
2	1	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 2	type Standard	result 1
		Opponent Maheshi, R (Rehaan)				Opponent Maheshi, R (Rehaan)
3	1	Tournament 2nd West Rand Open 2022				Tournament 2nd West Rand Open 2022
		date 2022-08-06	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 1
		Opponent Pillay, L (Leeyah)				Opponent Pillay, L (Leeyah)

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	Chikambeka ,T (Tinai)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Chikambeka ,T (Tinai)	1	1443.6	1018.6	1	1442.6	1018.6	0	0	0	0	0	0
2	Isaaks ,A (Ashton)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Isaaks ,A (Ashton)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Keepilwe ,O (Ofentse Victoria)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Keepilwe ,O (Ofentse Victoria)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Janssen ,A (Alec)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Janssen ,A (Alec)	1	1166.7	741.7	1	1232.9	741.7	0	0	0	0	0	0
5	Pillay ,L (Leeyah)	1	1	425	1	1	425	0	0	0	0	0	0
5	Pillay ,L (Leeyah)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Johannes ,LS (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Johannes ,LS (Luan)	1	1170.1	745.1	1	1162.4	745.1	0	0	0	0	0	0
7	De Jager ,JJ (Juan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	De Jager ,JJ (Juan)	1	810.1	385.1	1	865.6	385.1	0	0	0	0	0	0
8	Mithani ,G (Gcobani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mithani ,G (Gcobani)	1	1203.7	778.7	1	1207.6	778.7	0	0	0	0	0	0
9	Human ,H (Hanno)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Human ,H (Hanno)	1	1209.5	784.5	1	1209.8	784.5	0	0	0	0	0	0
10	Peach ,A (Alex)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Peach ,A (Alex)	1	1253.4	828.4	1	1253.3	828.4	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, S (Sebastian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms