Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, A (Adriaan)

Chess SA id

1080150967

FIDE id

Date of birth

2008-05-31 (U18)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1303.1	1310.6	1200	1200
Raw rating	1303.1	1310.6	1200	1200
Weighted rating	1287.1	1291.2	1200	1200
Weighted performance	1134.8	1132.3	0	0
Floor	803.1	810.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	143.2	141.6	165.8	165.8
Highest rating	1422.2 2023-03-01	1419.2 2023-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1303.1 2025-04-01	1310.6 2025-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1282.6 2025-08-01	1285.8 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1422.2 2023-03-01	1419.2 2023-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1303.1	1310.6	1200	1200
Analysis
Rating	1303.1	1310.6	1200	1200
Raw rating	1303.1	1310.6	1200	1200
Weighted rating	1287.1	1291.2	1200
Weighted performance	1134.8	1132.3	0
K-factor	36	36	36	36
Floor	803.1	810.6	700	700
Max/Min rating change allowed	143.2	141.6	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	1303.1	1310.6	1200	1200
New weighted rating	1289	1293.5	1200	1200
New weighted performance	1134.4	1131.9	0	0
Temp new rating	1303.1	1310.6	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1303.1	1310.6	1200	1200
New K-factor	36	36	36	36
New floor	803.1	810.6	700	700

Item	Main	Standard
	0	0
	5	5
	15	15
	32	32
	0	0
	0	0
History	52	52

Games since
	Main 20	Standard 20		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	5	3	60	85	1350.4	1435.4
Standard	5	3	60	85	1350.4	1435.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	52	29	55.77	49	1242.3	1291.4
Standard	52	29	55.77	49	1242.3	1291.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1303.1	1310.6	1200	1200
2025-09-01	1303.1	1310.6	1200	1200
2025-08-01	1303.1	1310.6	1200	1200
2025-07-01	1303.1	1310.6	1200	1200
2025-06-01	1303.1	1310.6	1200	1200
2025-05-01	1303.1	1310.6	1200	1200
2025-04-01	1303.1	1310.6	1200	1200
2025-03-01	1273.5	1274.5	1200	1200
2025-02-01	1273.5	1274.5	1200	1200
2025-01-01	1273.5	1274.5	1200	1200
2024-12-01	1273.5	1274.5	1200	1200
2024-11-01	1273.5	1274.5	1200	1200
2024-10-01	1273.5	1274.5	1200	1200
2024-09-01	1273.5	1274.5	1200	1200
2024-08-01	1273.5	1274.5	1200	1200
2024-07-01	1273.5	1274.5	1200	1200
2024-06-01	1273.5	1274.5	1200	1200
2024-08-01	1273.5	1274.5	1200	1200
2024-04-01	1273.5	1274.5	1200	1200
2024-03-01	1256.8	1254.7	1200	1200
2024-02-01	1254.1	1254	1200	1200
2024-01-01	1254.1	1254	1200	1200
2023-12-01	1254.1	1254	1200	1200
2023-11-01	1254.1	1254	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	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	Eden School Chess Trials 1 2024 (U18 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	Kannaland Proewe 2 2024 (U18 Boys)	2024-02-24	2024-02-24	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
4	Kannaland Proewe 1 (U18 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Western Cape Top Schools 2023 (U15 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
6	Kannaland Close 2023 (B)	2023-05-27	2023-05-27	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Trials 2+3 2023 (U16)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	5	3	Yes	Analysis
8	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
9	Eden Trails 1 2023 (U15 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
10	Kannaland Proewe 1 2023 (U15 Boys)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 2 2024
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 3	type Standard	result 0.5
		Opponent Adendoff, H (Heinrich)				Opponent Fortuin, C (Caleb)
2	3	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-03	rnd 5	type Standard	result 1
		Opponent Bantam, J (Jaden-Leigh)				Opponent Brink, S (Samantha)
3	3	Tournament Eden Trials 2+3 2023				Tournament Kannaland Close 2023
		date 2023-04-15	rnd 4	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Sauls, S (Shalmino)				Opponent Lee, B (Bailey)

#	Games	Start				End
1	6	Tournament Kannaland Proewe 1				Tournament Kannaland Proewe 2 2024
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 3	type Standard	result 0.5
		Opponent Adendoff, H (Heinrich)				Opponent Fortuin, C (Caleb)
2	3	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-03	rnd 5	type Standard	result 1
		Opponent Bantam, J (Jaden-Leigh)				Opponent Brink, S (Samantha)
3	3	Tournament Eden Trials 2+3 2023				Tournament Kannaland Close 2023
		date 2023-04-15	rnd 4	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Sauls, S (Shalmino)				Opponent Lee, B (Bailey)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-03	rnd 5	type Standard	result 1
		Opponent Bantam, J (Jaden-Leigh)				Opponent Brink, S (Samantha)
2	3	Tournament Eden Trials 2+3 2023				Tournament Kannaland Close 2023
		date 2023-04-15	rnd 4	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Sauls, S (Shalmino)				Opponent Lee, B (Bailey)
3	3	Tournament Kannaland Proewe 1 2023				Tournament Kannaland Proewe 1 2023
		date 2023-02-18	rnd 1	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent Van Wyngaardt, C (Clayton)				Opponent Afrika, M (Mikyle)

#	Games	Start				End
1	3	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 3	type Standard	result 1	date 2023-09-03	rnd 5	type Standard	result 1
		Opponent Bantam, J (Jaden-Leigh)				Opponent Brink, S (Samantha)
2	3	Tournament Eden Trials 2+3 2023				Tournament Kannaland Close 2023
		date 2023-04-15	rnd 4	type Standard	result 1	date 2023-05-27	rnd 1	type Standard	result 1
		Opponent Sauls, S (Shalmino)				Opponent Lee, B (Bailey)
3	3	Tournament Kannaland Proewe 1 2023				Tournament Kannaland Proewe 1 2023
		date 2023-02-18	rnd 1	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent Van Wyngaardt, C (Clayton)				Opponent Afrika, M (Mikyle)

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	Steyn ,D (Duane)	3	3	425	3	3	425	0	0	0	0	0	0
1	Steyn ,D (Duane)	3	1077.7	1502.7	3	1056.9	1502.7	0	0	0	0	0	0
2	Jantjies ,S (Shaun-Michael)	2	2	425	2	2	425	0	0	0	0	0	0
2	Jantjies ,S (Shaun-Michael)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
3	Fortuin ,C (Caleb)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Fortuin ,C (Caleb)	2	1225	1012.5	2	1226.7	1012.5	0	0	0	0	0	0
4	Van Wyk ,L (Laureano)	2	1	0	2	1	0	0	0	0	0	0	0
4	Van Wyk ,L (Laureano)	2	1176.6	1176.6	2	1171.4	1176.6	0	0	0	0	0	0
5	Plaatjies ,E (Eldowayne)	1	1	425	1	1	425	0	0	0	0	0	0
5	Plaatjies ,E (Eldowayne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Linnert ,M (Marshall)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Linnert ,M (Marshall)	1	1200.6	775.6	1	1167.6	775.6	0	0	0	0	0	0
7	Stali ,B (Bulumko)	1	1	425	1	1	425	0	0	0	0	0	0
7	Stali ,B (Bulumko)	1	1197	1622	1	1198	1622	0	0	0	0	0	0
8	Grobbellaar ,S (Shodrick)	1	1	425	1	1	425	0	0	0	0	0	0
8	Grobbellaar ,S (Shodrick)	1	1124	1549	1	1114.8	1549	0	0	0	0	0	0
9	Adams ,L (Ljerome)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Adams ,L (Ljerome)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Claassen ,G (Gretin)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Claassen ,G (Gretin)	1	1170.5	745.5	1	1170.4	745.5	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, A (Adriaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms