Chess South Africa Ratings Database

PLAYER PAGE

Personal

Neethling, S (Sean)

Chess SA id

110078333

FIDE id

Date of birth

2010-04-19 (U16)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

18.7

Junior GPX Points

1305.3

Item	Main	Standard	Rapid	Blitz
Rating	1400.7	1388.4	1408.9	750
Raw rating	1397.5	1356	1408.9	750
Weighted rating	1400.7	1388.4	1368.6	749.9
Weighted performance	1304.3	1173.5	1164.9	0
Floor	952.5	950	910	500
K-factor	32	32	32	40
Min/Max rating change allowed	125.1	132.8	123.1	314.8
Highest rating	1468.5 2023-05-01	1466 2023-05-01	1464.8 2018-08-01	1200 2024-02-01
Highest raw rating	1452.5 2023-06-01	1450 2023-06-01	1410 2020-03-01	750 2024-02-01
Highest weighted rating	1452.5 2024-07-01	1450 2024-07-01	1410 2022-02-01	750 2024-11-01
Highest weighted performance	1468.5 2023-05-01	1466 2023-05-01	1464.8 2018-08-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.3	-3	0	0
New rating	1400.4	1385.3	1408.9	750
Analysis
Rating	1400.7	1388.4	1408.9	750
Raw rating	1397.5	1356	1408.9	750
Weighted rating	1400.7	1388.4	1368.6
Weighted performance	1304.3	1173.5	1164.9
K-factor	32	32	32	40
Floor	952.5	950	910	500
Max/Min rating change allowed	125.1	132.8	123.1	314.8
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	1397.5	1356	1408.9	750
New weighted rating	1400.4	1385.3	1372.2	750
New weighted performance	1296.3	1166	1156.7	0
Temp new rating	1400.4	1385.3	1408.9	750
Temp new rating +/-	-0.3	-3	0	0
Final new rating +/-	-0.3	-3	0	0
New rating	1400.4	1385.3	1408.9	750
New K-factor	32	32	32	40
New floor	952.5	950	910	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	21	16	5	0
	25	15	10	0
	26	21	5	0
	25	25	0	0
	0	0	0	0
History	376	260	88	28

Games since
	Main 46	Standard 31		Rapid 15		Blitz 0
Gender	Male
Age group	U16
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2171		678		101
Male	1773		536		76
U16	325		105		21
U16 Male	248		77		15
Standard
	RSA		Province		Region
Overall	2225		614		88
Male	1806		475		65
U16	338		102		19
U16 Male	259		74		14
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	21	11.5	54.76	40.5	1369.9	1410.4
Standard	16	7.5	46.88	-26.6	1347.6	1321.1
Rapid	5	4	80	255	1441.1	1696.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	218	122.5	56.19	52.6	1201.4	1254.1
Standard	160	80.5	50.31	2.7	1184.7	1187.3
Rapid	58	42	72.41	190.5	1247.6	1438.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1397.5	1356	1408.9	750
2025-09-30	1397.5	1356	1408.9	750
2025-09-01	1435.7	1397	1408.9	750
2025-08-01	1399.8	1397	1358.6	750
2025-07-01	1399.8	1397	1358.6	750
2025-06-01	1399.8	1397	1358.6	750
2025-05-01	1399.8	1397	1358.6	750
2025-04-01	1399.8	1396.8	1358.6	750
2025-03-01	1415.2	1411.8	1358.6	750
2025-02-01	1399.9	1397.5	1358.6	750
2025-01-01	1386.9	1378.7	1351.4	750
2024-12-01	1386.9	1378.7	1351.4	750
2024-11-01	1386.9	1378.7	1351.4	750
2024-10-01	1386.9	1378.7	1351.4	750
2024-09-01	1386.9	1378.7	1351.4	750
2024-08-01	1386.9	1378.7	1351.4	750
2024-07-01	1406.6	1403.3	1351.4	750
2024-09-01	1404.9	1403.3	1360.4	750
2024-05-01	1404.9	1403.3	1360.4	750
2024-04-01	1404.9	1403.3	1360.4	750
2024-03-01	1399.1	1416.7	1360.4	750
2024-02-01	1411.6	1416.7	1363.6	750
2024-01-01	1411.6	1416.7	1363.6	750
2023-12-01	1411.6	1416.7	1363.6	734.4

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	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	1.5	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U15)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
3	Cape Winelands Schools Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
4	Cape Winelands Schools - Trials 1 2025 (U15 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U15)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	1.5	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U15)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
3	Cape Winelands Schools Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
4	Cape Winelands Schools - Trials 1 2025 (U15 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
5	Cape Winelands - Top Schools 2024 (U15 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
6	Western Cape - Kings and Queens 2024 (Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	5	4	2	Yes	Analysis
7	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
8	Cape Winelands Schools - Prestige 2024 (U15 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
9	Cape Winelands Schools - HS Trials 1 2024 (U15 Boys)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
10	Western Cape Top Schools 2023 (U13 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	1	Yes	Analysis
11	CW Top Schools 2023 (U13 Mix + U13 Girls)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
12	Western Cape PS Individuals 2023 (U13 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
13	Cape Winelands Schools Prestige 2023 (U13 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
14	Cape Winelands Schools Chess - Trials 1 2023 (U13 Boys)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
15	Western Cape Top Schools 2022 (U13 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	4	3	Yes	Analysis
16	Cape Winelands Schools Top Schools 2022 (U13 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
17	Worcester Primary School League 2022 (U13)	2022-05-21	2022-05-21	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
18	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
19	Cape Winelands Schools 2022 (U13 Boys)	2022-03-12	2022-03-12	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
20	Cape Winelands Schools Trials 1 2020 (U11 Boys)	2020-02-08	2020-02-08	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis
21	2019 South African Junior Team Championships (U12E)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
22	Western Cape Schools Individuals 2019 (U9 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	4	Yes	Analysis
23	Steinitz Chess Festival 2019 (C)	2019-04-05	2019-04-07	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
24	Cape Winelands Schools Closed 2019 (U9 Boys)	2019-03-16	2019-03-17	Standard	Cape Winelands (WCW)	7	7	5	Yes	Analysis
25	CW Schools Open 2019 (U7+U9 Boys)	2019-02-02	2019-02-02	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis
26	Cape of Good Hope Open 2019 (C)	2019-01-25	2019-01-27	Standard	Cape Town (WCT)	6	4	0	Yes	Analysis
27	ACL Chess Festival 2018 (U10)	2018-10-07	2018-10-07	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
28	2018 Western Province League (D)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	11	2	0	Yes	Analysis
29	2018 Western Province League (E)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	7	2	0	Yes	Analysis
30	2018 Western Province League (E)	2018-08-04	2018-09-15	Standard	Cape Town (WCT)	7	1	0	Yes	Analysis
31	Woman`s Month Blitz Tournament 2018 (U8)	2018-08-11	2018-08-11	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
32	Commonwealth Chess Championships 2018	2018-06-26	2018-07-01	Standard	India (IND)	7	7	0	Yes	Analysis
33	Western Cape Schools Individuals 2018 (U9 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
34	Crossroads Open Chess Championship 2018 (C)	2018-04-27	2018-04-29	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
35	2018 South African Junior Closed Chess Championships (U8 Open)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	5.5	Yes	Analysis
36	Cape Winelands Schools Trials 1 2018 (U9 Boys)	2018-03-03	2018-03-03	Rapid	Cape Winelands (WCW)	6	6	5	Yes	Analysis
37	Cape Winelands Schools Prestige 2018 (U9 Boys)	2018-03-24	2018-03-25	Standard	Cape Winelands (WCW)	7	7	5	Yes	Analysis
38	Welgemoed Chess Challenge 2018 (U10)	2018-02-24	2018-02-24	Rapid	Cape Town (WCT)	5	5	4	Yes	Analysis
39	North Boland Trials 2018 (U9 Boys)	2018-02-17	2018-02-17	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
40	2018 Cape of Good Hope Open Chess Championships (C)	2018-01-26	2018-01-28	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
41	South African Junior Team Championships 2017 (U8A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament North Boland Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-17	rnd 3	type Rapid	result 1	date 2018-02-24	rnd 4	type Rapid	result 1
		Opponent Pretorius, L (Logan)				Opponent Van Heerden, H (Hannah Rose)
2	6	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent De Waal, E (Errol-Durand)				Opponent Jacobs, C (Chad)
3	6	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools 2022
		date 2020-02-08	rnd 4	type Rapid	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Mapingana, A (Alakhe)				Opponent Cloete, R (Ryan Julian)

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent De Waal, E (Errol-Durand)				Opponent Jacobs, C (Chad)
2	5	Tournament Worcester Primary School League 2022				Tournament Western Cape Schools 2022
		date 2022-05-21	rnd 3	type Standard	result 1	date 2022-05-28	rnd 1	type Standard	result 1
		Opponent Heatley, T (Tom)				Opponent Williams, S (Samuel)
3	5	Tournament 2019 South African Junior Team Championships				Tournament Cape Winelands Schools 2022
		date 2020-01-07	rnd 6	type Standard	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Oosthuizen, K (Kagan)				Opponent Cloete, R (Ryan Julian)

#	Games	Start				End
1	8	Tournament Cape Winelands Schools Trials 1 2018				Tournament ACL Chess Festival 2018
		date 2018-03-03	rnd 5	type Rapid	result 1	date 2018-10-07	rnd 1	type Rapid	result 1
		Opponent De Kock, A (Aj)				Opponent Nesi, S (Simile)
2	7	Tournament North Boland Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-17	rnd 3	type Rapid	result 1	date 2018-02-24	rnd 4	type Rapid	result 1
		Opponent Pretorius, L (Logan)				Opponent Van Heerden, H (Hannah Rose)
3	6	Tournament Western Cape - Kings and Queens 2024				Tournament Cape Winelands Top Schools 2025
		date 2024-06-08	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 0.5
		Opponent Rabie, E (Eduan)				Opponent Moerat, N (Na-Eem)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament North Boland Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-17	rnd 3	type Rapid	result 1	date 2018-02-24	rnd 4	type Rapid	result 1
		Opponent Pretorius, L (Logan)				Opponent Van Heerden, H (Hannah Rose)
2	6	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent De Waal, E (Errol-Durand)				Opponent Jacobs, C (Chad)
3	6	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools 2022
		date 2020-02-08	rnd 4	type Rapid	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Mapingana, A (Alakhe)				Opponent Cloete, R (Ryan Julian)

#	Games	Start				End
1	6	Tournament Western Cape Top Schools 2022				Tournament Cape Winelands Schools Chess - Trials 1 2023
		date 2022-09-17	rnd 2	type Standard	result 1	date 2023-02-18	rnd 3	type Standard	result 1
		Opponent De Waal, E (Errol-Durand)				Opponent Jacobs, C (Chad)
2	5	Tournament Worcester Primary School League 2022				Tournament Western Cape Schools 2022
		date 2022-05-21	rnd 3	type Standard	result 1	date 2022-05-28	rnd 1	type Standard	result 1
		Opponent Heatley, T (Tom)				Opponent Williams, S (Samuel)
3	5	Tournament 2019 South African Junior Team Championships				Tournament Cape Winelands Schools 2022
		date 2020-01-07	rnd 6	type Standard	result 1	date 2022-03-12	rnd 3	type Standard	result 1
		Opponent Oosthuizen, K (Kagan)				Opponent Cloete, R (Ryan Julian)

#	Games	Start				End
1	8	Tournament Cape Winelands Schools Trials 1 2018				Tournament ACL Chess Festival 2018
		date 2018-03-03	rnd 5	type Rapid	result 1	date 2018-10-07	rnd 1	type Rapid	result 1
		Opponent De Kock, A (Aj)				Opponent Nesi, S (Simile)
2	7	Tournament North Boland Trials 2018				Tournament Welgemoed Chess Challenge 2018
		date 2018-02-17	rnd 3	type Rapid	result 1	date 2018-02-24	rnd 4	type Rapid	result 1
		Opponent Pretorius, L (Logan)				Opponent Van Heerden, H (Hannah Rose)
3	5	Tournament CW Schools Open 2019				Tournament Cape Winelands Schools Trials 1 2020
		date 2019-02-02	rnd 4	type Rapid	result 1	date 2020-02-08	rnd 2	type Rapid	result 1
		Opponent Dietrich, Z (Zac)				Opponent De Klerk, H (Hanro)

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	Lielieveld ,J (Jadrian)	6	1	-283.3	5	1	-255	1	0	-425	0	0	0
1	Lielieveld ,J (Jadrian)	6	1442.9	1159.6	5	1400.2	1187.9	1	1400.6	1017.9	0	0	0
2	Kearns ,C (Cullen)	4	2.5	106.2	3	2.5	283.3	1	0	-425	0	0	0
2	Kearns ,C (Cullen)	4	1309.6	1415.9	3	1239.6	1592.9	1	1357.9	884.6	0	0	0
3	Kruger ,A (Aiden)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
3	Kruger ,A (Aiden)	4	1252.2	1039.7	3	1148.4	1110.5	1	1306.8	827.2	0	0	0
4	Oosthuizen ,E (Ethan)	4	0	-425	2	0	-425	2	0	-425	0	0	0
4	Oosthuizen ,E (Ethan)	4	1592.1	1167.1	2	1623	1167.1	2	1368.6	1167.1	0	0	0
5	Mapingana ,A (Alakhe)	4	4	425	1	1	425	3	3	425	0	0	0
5	Mapingana ,A (Alakhe)	4	1219.3	1644.3	1	1250.1	1644.3	3	1046.9	1644.3	0	0	0
6	Willis ,C (Cronan)	3	0	-425	3	0	-425	0	0	0	0	0	0
6	Willis ,C (Cronan)	3	1221.2	796.2	3	1159.7	796.2	0	0	0	0	0	0
7	De Klerk ,H (Hanro)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
7	De Klerk ,H (Hanro)	3	1181.6	1039.9	2	1185.6	756.6	1	1073.6	1606.6	0	0	0
8	Goosen ,R (Ruan)	3	3	425	2	2	425	1	1	425	0	0	0
8	Goosen ,R (Ruan)	3	1180.1	1605.1	2	1164.4	1605.1	1	1200	1605.1	0	0	0
9	Michiel ,RRJ (Raidan Reilly John)	3	0	-425	1	0	-425	2	0	-425	0	0	0
9	Michiel ,RRJ (Raidan Reilly John)	3	1207.7	782.7	1	957.6	782.7	2	1155.2	782.7	0	0	0
10	Mackenzie ,T (Tayden)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Mackenzie ,T (Tayden)	2	1550.6	1125.6	2	1559.2	1125.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Neethling, S (Sean)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms