Chess South Africa Ratings Database

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Personal

Wood, S (Sebastian)

Chess SA id

1150153661

FIDE id

Date of birth

2015-06-16 (U12)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

66.4

Junior GPX Points

1387

Item	Main	Standard	Rapid	Blitz
Rating	1442.1	1445.2	1296.6	1272
Raw rating	1442.1	1445.2	1296.6	1272
Weighted rating	1342	1331	1277.9	1270.6
Weighted performance	1427.5	1428.6	0	0
Floor	962.6	961.3	796.6	772
K-factor	32	32	36	36
Min/Max rating change allowed	117.4	116.9	144.5	149.6
Highest rating	1536.9 2023-04-01	1534 2023-04-01	1383 2023-06-01	1639.5 2024-01-01
Highest raw rating	1462.6 2025-06-01	1461.3 2025-06-01	1296.6 2025-03-01	1272 2024-02-01
Highest weighted rating	1342 2025-09-30	1461.3 2024-08-01	1273.1 2025-08-01	1268.4 2025-08-01
Highest weighted performance	1536.9 2023-04-01	1534 2023-04-01	1383 2023-06-01	1639.5 2024-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1442.1	1445.2	1296.6	1272
Analysis
Rating	1442.1	1445.2	1296.6	1272
Raw rating	1442.1	1445.2	1296.6	1272
Weighted rating	1342	1331	1277.9
Weighted performance	1427.5	1428.6	0
K-factor	32	32	36	36
Floor	962.6	961.3	796.6	772
Max/Min rating change allowed	117.4	116.9	144.5	149.6
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	1442.1	1445.2	1296.6	1272
New weighted rating	1353.3	1343.7	1280.1	1271.3
New weighted performance	1427	1428.1	0	0
Temp new rating	1442.1	1445.2	1296.6	1272
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1442.1	1445.2	1296.6	1272
New K-factor	32	32	36	36
New floor	962.6	961.3	796.6	772

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	60	53	7	0
	34	30	0	4
	35	28	7	0
	0	0	0	0
	0	0	0	0
History	129	111	14	4

Games since
	Main 102	Standard 91		Rapid 7		Blitz 4
Gender	Male
Age group	U12
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	1749		228		78
Male	1467		196		64
U12	214		28		12
U12 Male	154		20		7
Standard
	RSA		Province		Region
Overall	1615		213		75
Male	1348		182		61
U12	199		29		12
U12 Male	142		22		7
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	60	36	60	85	1366.1	1451.1
Standard	53	31	58.49	72.2	1374.6	1446.8
Rapid	7	5	71.43	182.1	1301.4	1483.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	129	76.5	59.3	79.1	1293.9	1373
Standard	111	62.5	56.31	53.6	1305.6	1359.2
Rapid	14	10	71.43	182.1	1250.8	1432.9
Blitz	4	4	100	425	1121.1	1546.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1442.1	1445.2	1296.6	1272
2025-09-01	1437.3	1441.7	1296.6	1272
2025-08-01	1391.3	1382.3	1296.6	1272
2025-07-01	1400.7	1390.1	1296.6	1272
2025-06-01	1462.6	1461.3	1296.6	1272
2025-05-01	1453.5	1457.1	1296.6	1272
2025-04-01	1452.7	1408	1296.6	1272
2025-03-01	1340	1328	1296.6	1272
2025-02-01	1324.9	1328	1255.4	1272
2025-01-01	1324.9	1328	1255.4	1272
2024-12-01	1187.1	1167.1	1255.4	1272
2024-11-01	1187.1	1167.1	1255.4	1272
2024-10-01	1187.1	1167.1	1255.4	1272
2024-09-01	1187.1	1167.1	1255.4	1272
2024-08-01	1255.8	1235.9	1255.4	1272
2024-07-01	1255.8	1235.9	1255.4	1272
2024-06-01	1255.8	1235.9	1255.4	1272
2024-08-01	1240.3	1215	1255.4	1272
2024-04-01	1240.3	1215	1255.4	1272
2024-03-01	1263	1240.2	1255.4	1272
2024-02-01	1240.9	1212.5	1255.4	1272
2024-01-01	1227.3	1212.5	1255.4	1200
2023-12-01	1227.3	1212.5	1255.4	1200
2023-11-01	1227.3	1212.5	1255.4	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	EC Closed 2025 (U12 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
2	Buffalo City Chess Junior Closed 2025 (U12 Open)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
3	BC Schools Chess Festival 2025 (U11 Open)	2025-07-26	2025-07-26	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
4	South African Open 2025 (U12 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	2nd Vikings Classical 2025 (A)	2025-05-24	2025-05-24	Standard	Buffalo City (EBC)	5	5	0	Yes	Analysis
6	2025 Buffalo City Chess Trials 3 (U12)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
7	EC Open 2025 (U8-U14 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	5	Yes	Analysis
8	Vikings Holiday 2025 (Blitz A)	2025-04-05	2025-04-05	Blitz	Buffalo City (EBC)	7	0	0	No	Analysis
9	2025 Buffalo City Chess Trials 2 (U12)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
10	2025 Buffalo City Chess Trials 1 (U12)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
11	Vikings Classical March 2025 (U12)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	5	5	Yes	Analysis
12	Rapid Feb 2nd Leg 2025 (U12)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	EC Closed 2025 (U12 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
2	Buffalo City Chess Junior Closed 2025 (U12 Open)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
3	BC Schools Chess Festival 2025 (U11 Open)	2025-07-26	2025-07-26	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
4	South African Open 2025 (U12 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	2nd Vikings Classical 2025 (A)	2025-05-24	2025-05-24	Standard	Buffalo City (EBC)	5	5	0	Yes	Analysis
6	2025 Buffalo City Chess Trials 3 (U12)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
7	EC Open 2025 (U8-U14 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	5	Yes	Analysis
8	Vikings Holiday 2025 (Blitz A)	2025-04-05	2025-04-05	Blitz	Buffalo City (EBC)	7	0	0	No	Analysis
9	2025 Buffalo City Chess Trials 2 (U12)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
10	2025 Buffalo City Chess Trials 1 (U12)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
11	Vikings Classical March 2025 (U12)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	5	5	Yes	Analysis
12	Rapid Feb 2nd Leg 2025 (U12)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
13	Mzansi Interprovincial Youth Chess Championships 2024 (U10 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4	Yes	Analysis
14	EL Junior Closed 2024 (U10)	2024-11-23	2024-11-23	Standard	Buffalo City (EBC)	5	5	4.5	Yes	Analysis
15	Hackers Open 2024 (C)	2024-08-10	2024-08-10	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis
16	3rd BC Trials 2024 (U10A)	2024-05-11	2024-05-11	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
17	2nd BC Trials 2024 (U10A)	2024-03-09	2024-03-09	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
18	Buffalo City Vikings Chess Trials 2024 (U10A+U10B)	2024-02-03	2024-02-03	Standard	Buffalo City (EBC)	5	4	3	Yes	Analysis
19	Chess Vikings VP-Mall Blitz 2024 (C)	2024-01-27	2024-01-27	Blitz	Buffalo City (EBC)	4	4	4	Yes	Analysis
20	BC Vikings Closed 2023 (U10)	2023-10-03	2023-10-04	Standard	Buffalo City (EBC)	8	8	2.5	Yes	Analysis
21	BC 5th Trials 2023 (U10A)	2023-09-02	2023-09-02	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
22	3rd BC Trials 2023 (U10A)	2023-08-12	2023-08-12	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
23	Youth Day Chess Festival 2023 (C)	2023-06-24	2023-06-24	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
24	2nd BC Trials 2023 (U10B)	2023-06-03	2023-06-03	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
25	BC Chess Trials 1 of 5 2023 (Beginner)	2023-04-22	2023-04-22	Standard	Buffalo City (EBC)	5	5	4.5	Yes	Analysis

#	Games	Start				End
1	10	Tournament Rapid Feb 2nd Leg 2025				Tournament 2025 Buffalo City Chess Trials 1
		date 2025-02-22	rnd 7	type Rapid	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Weng, J (Jiajia)				Opponent Gila, E (Entle)
2	7	Tournament BC Chess Trials 1 of 5 2023				Tournament 2nd BC Trials 2023
		date 2023-04-22	rnd 1	type Standard	result 1	date 2023-06-03	rnd 2	type Rapid	result 1
		Opponent Marques, T (Typquin Creed)				Opponent Francis, R (Riley)
3	6	Tournament EC Open 2025				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-02	rnd 5	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 0.5
		Opponent Hlela, Z (Zimi)				Opponent Yaphi, I (Imthande)

#	Games	Start				End
1	11	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament 2025 Buffalo City Chess Trials 1
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-22	rnd 4	type Standard	result 1
		Opponent Marx, W (Wian Adriaan)				Opponent Gila, E (Entle)
2	6	Tournament EC Open 2025				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-02	rnd 5	type Standard	result 1	date 2025-05-10	rnd 3	type Standard	result 0.5
		Opponent Hlela, Z (Zimi)				Opponent Yaphi, I (Imthande)
3	5	Tournament EL Junior Closed 2024				Tournament EL Junior Closed 2024
		date 2024-11-23	rnd 1	type Standard	result 1	date 2024-11-23	rnd 5	type Standard	result 1
		Opponent Makgaila, M (Moagi)				Opponent Zhang, N (Nathan)

#	Games	Start				End
1	3	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matabata, O (Othawe)				Opponent Coetzee, T (Tristan)
2	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 4	type Rapid	result 1	date 2023-06-03	rnd 6	type Rapid	result 1
		Opponent Du Preez, A (Amber)				Opponent Tshona, L (Linethemba)
3	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 2	type Rapid	result 1
		Opponent Holloway, C (Caden)				Opponent Francis, R (Riley)

#	Games	Start				End
1	4	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 1	type Blitz	result 1	date 2024-01-27	rnd 4	type Blitz	result 1
		Opponent Jikijela, A (Ayana)				Opponent Du Preez, A (Aaliyah)

#	Games	Start				End
1	8	Tournament Rapid Feb 2nd Leg 2025				Tournament 2025 Buffalo City Chess Trials 1
		date 2025-02-22	rnd 7	type Rapid	result 1	date 2025-03-22	rnd 2	type Standard	result 1
		Opponent Weng, J (Jiajia)				Opponent Balura, T (Tumi)
2	5	Tournament EC Open 2025				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-02	rnd 5	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Hlela, Z (Zimi)				Opponent Kuo, C (Chih-Hsun)
3	5	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Rapid Feb 2nd Leg 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Marx, W (Wian Adriaan)				Opponent Coetzee, T (Tristan)

#	Games	Start				End
1	9	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament 2025 Buffalo City Chess Trials 1
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-22	rnd 2	type Standard	result 1
		Opponent Marx, W (Wian Adriaan)				Opponent Balura, T (Tumi)
2	5	Tournament EC Open 2025				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-02	rnd 5	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Hlela, Z (Zimi)				Opponent Kuo, C (Chih-Hsun)
3	4	Tournament Buffalo City Vikings Chess Trials 2024				Tournament 2nd BC Trials 2024
		date 2024-02-03	rnd 3	type Standard	result 1	date 2024-03-09	rnd 1	type Standard	result 1
		Opponent Wiseman, L (Luke)				Opponent Balura, T (Tumi)

#	Games	Start				End
1	3	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Matabata, O (Othawe)				Opponent Coetzee, T (Tristan)
2	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 4	type Rapid	result 1	date 2023-06-03	rnd 6	type Rapid	result 1
		Opponent Du Preez, A (Amber)				Opponent Tshona, L (Linethemba)
3	2	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 1	type Rapid	result 1	date 2023-06-03	rnd 2	type Rapid	result 1
		Opponent Holloway, C (Caden)				Opponent Francis, R (Riley)

#	Games	Start				End
1	4	Tournament Chess Vikings VP-Mall Blitz 2024				Tournament Chess Vikings VP-Mall Blitz 2024
		date 2024-01-27	rnd 1	type Blitz	result 1	date 2024-01-27	rnd 4	type Blitz	result 1
		Opponent Jikijela, A (Ayana)				Opponent Du Preez, A (Aaliyah)

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	Lin ,Y (Yifan)	6	1.5	-212.5	5	1.5	-170	1	0	-425	0	0	0
1	Lin ,Y (Yifan)	6	1504.4	1291.9	5	1526	1334.4	1	1200	1079.4	0	0	0
2	Ndwandwa ,L (Longezo)	5	1	-255	5	1	-255	0	0	0	0	0	0
2	Ndwandwa ,L (Longezo)	5	1475.7	1220.7	5	1446.8	1220.7	0	0	0	0	0	0
3	Mxabo ,M (Masonwabe)	4	0	-425	4	0	-425	0	0	0	0	0	0
3	Mxabo ,M (Masonwabe)	4	1359.1	934.1	4	1331.2	934.1	0	0	0	0	0	0
4	Maseti ,A (Azo)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
4	Maseti ,A (Azo)	4	1208	995.5	3	1199.9	1066.3	1	1200	783	0	0	0
5	Jikijela ,A (Ayana)	4	4	425	3	3	425	0	0	0	1	1	425
5	Jikijela ,A (Ayana)	4	1027.1	1452.1	3	1056.5	1452.1	0	0	0	1	1200	1452.1
6	Wildeman ,J (Jordez)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Wildeman ,J (Jordez)	3	1254.8	1113.1	3	1263.9	1113.1	0	0	0	0	0	0
7	Zhang ,N (Nathan)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
7	Zhang ,N (Nathan)	3	1277.7	1136.1	3	1278.6	1136.1	0	0	0	0	0	0
8	Bopi ,H (Hlelokuhle)	3	3	425	3	3	425	0	0	0	0	0	0
8	Bopi ,H (Hlelokuhle)	3	1227	1652	3	1214	1652	0	0	0	0	0	0
9	Manqunyana ,L (Luphelo)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
9	Manqunyana ,L (Luphelo)	3	1398.6	1256.9	3	1405.9	1256.9	0	0	0	0	0	0
10	Kuo ,C (Chih-Hsun)	3	3	425	3	3	425	0	0	0	0	0	0
10	Kuo ,C (Chih-Hsun)	3	1273.1	1698.1	3	1266.5	1698.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Wood, S (Sebastian)

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms