Chess South Africa Ratings Database

PLAYER PAGE

Personal

Brummer, SWA (Sebastian Walter Aloysius)

Chess SA id

1060111969

FIDE id

Date of birth

2006-08-20 (U20)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1302.7	1301.8	1200	1200
Raw rating	1302.7	1301.8	1200	1200
Weighted rating	1301.2	1300.2	1200	1200
Weighted performance	1017.9	1011.4	0	0
Floor	802.7	818	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	143.2	143.4	165.8	165.8
Highest rating	1305.1 2023-05-01	1318 2023-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1302.7 2024-10-01	1318 2023-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1300.6 2025-08-01	1299.6 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1305.1 2023-05-01	1303.2 2023-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1302.7	1301.8	1200	1200
Analysis
Rating	1302.7	1301.8	1200	1200
Raw rating	1302.7	1301.8	1200	1200
Weighted rating	1301.2	1300.2	1200
Weighted performance	1017.9	1011.4	0
K-factor	36	36	36	36
Floor	802.7	818	700	700
Max/Min rating change allowed	143.2	143.4	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	1302.7	1301.8	1200	1200
New weighted rating	1301.4	1300.5	1200	1200
New weighted performance	1017.4	1010.9	0	0
Temp new rating	1302.7	1301.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1302.7	1301.8	1200	1200
New K-factor	36	36	36	36
New floor	802.7	818	700	700

Item	Main	Standard
	0	0
	0	0
	4	4
	24	24
	10	10
	0	0
History	53	53

Games since
	Main 4	Standard 4		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ekurhuleni (GE)
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	53	33	62.26	104.2	1169.8	1274.1
Standard	53	33	62.26	104.2	1169.8	1274.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1302.7	1301.8	1200	1200
2025-09-01	1302.7	1301.8	1200	1200
2025-08-01	1302.7	1301.8	1200	1200
2025-07-01	1302.7	1301.8	1200	1200
2025-06-01	1302.7	1301.8	1200	1200
2025-05-01	1302.7	1301.8	1200	1200
2025-04-01	1302.7	1301.8	1200	1200
2025-03-01	1302.7	1301.8	1200	1200
2025-02-01	1302.7	1301.8	1200	1200
2025-01-01	1302.7	1301.8	1200	1200
2024-12-01	1302.7	1301.8	1200	1200
2024-11-01	1302.7	1301.8	1200	1200
2024-10-01	1302.7	1301.8	1200	1200
2024-09-01	1295.8	1294.6	1200	1200
2024-08-01	1295.8	1294.6	1200	1200
2024-07-01	1295.8	1294.6	1200	1200
2024-06-01	1295.8	1294.6	1200	1200
2024-08-01	1295.8	1294.6	1200	1200
2024-04-01	1295.8	1294.6	1200	1200
2024-03-01	1295.8	1294.6	1200	1200
2024-02-01	1295.8	1294.6	1200	1200
2024-01-01	1295.8	1294.6	1200	1200
2023-12-01	1295.8	1294.6	1200	1200
2023-11-01	1295.8	1294.6	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	Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
2	2023 Gauteng Top Schools (U19 Mixed)	2023-08-19	2023-08-19	Standard	West Rand (GWR)	5	5	3.5	Yes	Analysis
3	Ekurhuleni North School Teams 2023 (U19)	2023-08-05	2023-08-05	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
4	Ekurhuleni North Schools Individual Finals 2023 (U18 Boys)	2023-05-13	2023-05-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Ekurhuleni Trials 2 2023 (U18)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
6	Ekhuruleni Chess Trials 1 2023 (U18)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
7	2022 Gauteng Schools Team Championships (U17 Open)	2022-08-26	2022-08-26	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
8	Ekurhuleni-North Schools Teams 2022 (U18)	2022-08-13	2022-08-13	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
9	Ekurhuleni Trials (3)	2019-06-08	2019-06-08	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
10	Ekurhuleni North School District Finals 2019 (U13 Boys)	2019-05-11	2019-05-11	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
11	Primrose Chess Club Open 2019 (C)	2019-04-13	2019-04-13	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis

#	Games	Start				End
1	11	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-08-13	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Marshusane, P (Phuit)				Opponent Engelbrecht, A (Abbygail)
2	10	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2023-08-05	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 0.5
		Opponent Laeke, N (Nahom)				Opponent Qwemeshe, E (Esethu)
3	4	Tournament Ekhuruleni Chess Trials 1 2023				Tournament Ekurhuleni Trials 2 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-04-22	rnd 1	type Standard	result 1
		Opponent Tshabalala, N (Njabulo)				Opponent Ngidi, B (Bradley)

#	Games	Start				End
1	11	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-08-13	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Marshusane, P (Phuit)				Opponent Engelbrecht, A (Abbygail)
2	10	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2023-08-05	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 0.5
		Opponent Laeke, N (Nahom)				Opponent Qwemeshe, E (Esethu)
3	4	Tournament Ekhuruleni Chess Trials 1 2023				Tournament Ekurhuleni Trials 2 2023
		date 2023-03-25	rnd 3	type Standard	result 1	date 2023-04-22	rnd 1	type Standard	result 1
		Opponent Tshabalala, N (Njabulo)				Opponent Ngidi, B (Bradley)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	11	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-08-13	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Marshusane, P (Phuit)				Opponent Engelbrecht, A (Abbygail)
2	3	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 2	type Standard	result 1	date 2023-05-13	rnd 4	type Standard	result 1
		Opponent Morake, K (Kefentse)				Opponent Mabotja, T (Thabo)
3	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 3	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ntuli, S (Simphiwe)				Opponent Fikeni, Y (Yolisa)

#	Games	Start				End
1	11	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekhuruleni Chess Trials 1 2023
		date 2022-08-13	rnd 1	type Standard	result 1	date 2023-03-25	rnd 1	type Standard	result 1
		Opponent Marshusane, P (Phuit)				Opponent Engelbrecht, A (Abbygail)
2	3	Tournament Ekurhuleni North Schools Individual Finals 2023				Tournament Ekurhuleni North Schools Individual Finals 2023
		date 2023-05-13	rnd 2	type Standard	result 1	date 2023-05-13	rnd 4	type Standard	result 1
		Opponent Morake, K (Kefentse)				Opponent Mabotja, T (Thabo)
3	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-19	rnd 3	type Standard	result 1	date 2023-08-19	rnd 4	type Standard	result 1
		Opponent Ntuli, S (Simphiwe)				Opponent Fikeni, Y (Yolisa)

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	Strydom ,A (Alex)	2	2	425	2	2	425	0	0	0	0	0	0
1	Strydom ,A (Alex)	2	1059.2	1484.2	2	1071.2	1484.2	0	0	0	0	0	0
2	Qwemeshe ,E (Esethu)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Qwemeshe ,E (Esethu)	2	1251.1	1038.6	2	1260.1	1038.6	0	0	0	0	0	0
3	Macfadyen ,S (Skye)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Macfadyen ,S (Skye)	1	801.7	376.7	1	848.1	376.7	0	0	0	0	0	0
4	Marshusane ,P (Phuit)	1	1	425	1	1	425	0	0	0	0	0	0
4	Marshusane ,P (Phuit)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Ndemande ,M (Marcia)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ndemande ,M (Marcia)	1	1140	1565	1	1119.3	1565	0	0	0	0	0	0
6	Foley ,T (Tristan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Foley ,T (Tristan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Carter ,D (Dylan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Carter ,D (Dylan)	1	1022.5	597.5	1	1007.8	597.5	0	0	0	0	0	0
8	Madlala ,S (Samkelo George)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Madlala ,S (Samkelo George)	1	1243	1243	1	1227.4	1243	0	0	0	0	0	0
9	Janse Van Rensburg ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Janse Van Rensburg ,J (Jayden)	1	1037.8	612.8	1	1028.4	612.8	0	0	0	0	0	0
10	Porter ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
10	Porter ,D (Daniel)	1	1175.1	1600.1	1	1171.3	1600.1	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

Brummer, SWA (Sebastian Walter Aloysius)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms