Chess South Africa Ratings Database

PLAYER PAGE

Personal

Roets, S (Sebastian)

Chess SA id

1140145654

FIDE id

Date of birth

2014-06-14 (U12)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

28.3

Junior GPX Points

1231.4

Item	Main	Standard	Rapid	Blitz
Rating	1334.6	1292	1294.9	1200
Raw rating	1334.6	1292	1294.9	1200
Weighted rating	1271.2	1213.1	1270.1	1200
Weighted performance	1256.8	1236.7	1256.5	0
Floor	845.7	792	814.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	136.9	145.5	144.8	165.8
Highest rating	1345.7 2025-09-01	1292 2025-06-01	1314.4 2025-09-01	1200 2018-10-01
Highest raw rating	1345.7 2025-09-01	1292 2025-06-01	1314.4 2025-09-01	1200 2024-02-01
Highest weighted rating	1271.2 2025-09-30	1292 2018-10-01	1270.1 2025-09-30	1200 2018-10-01
Highest weighted performance	1340.2 2025-06-01	1292 2019-12-01	1262.1 2025-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1334.6	1292	1294.9	1200
Analysis
Rating	1334.6	1292	1294.9	1200
Raw rating	1334.6	1292	1294.9	1200
Weighted rating	1271.2	1213.1	1270.1
Weighted performance	1256.8	1236.7	1256.5
K-factor	36	36	36	36
Floor	845.7	792	814.4	700
Max/Min rating change allowed	136.9	145.5	144.8	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	1334.6	1292	1294.9	1200
New weighted rating	1278.7	1221.6	1273	1200
New weighted performance	1256.3	1236.3	1256	0
Temp new rating	1334.6	1292	1294.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1334.6	1292	1294.9	1200
New K-factor	36	36	36	36
New floor	845.7	792	814.4	700

Item	Main	Standard	Rapid
	0	0	0
	37	21	16
	22	5	17
	19	9	10
	3	0	3
	0	0	0
History	81	35	46

Games since
	Main 59	Standard 26		Rapid 33		Blitz 0
Gender	Male
Age group	U12
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2838		912		136
Male	2275		682		97
U12	421		146		22
U12 Male	307		101		14
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1070		546		95
Male	877		437		70
U12	180		106		26
U12 Male	132		75		18
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	37	20	54.05	34.5	1308.5	1343
Standard	21	10.5	50	0	1358.7	1358.7
Rapid	16	9.5	59.38	79.7	1242.7	1322.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	81	41	50.62	5.2	1264.6	1269.9
Standard	35	15.5	44.29	-48.6	1307.1	1258.5
Rapid	46	25.5	55.43	46.2	1232.4	1278.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1334.6	1292	1294.9	1200
2025-09-01	1345.7	1292	1314.4	1200
2025-08-01	1340.2	1292	1270.6	1200
2025-07-01	1340.2	1292	1270.6	1200
2025-06-01	1340.2	1292	1270.6	1200
2025-05-01	1300.3	1232.2	1270.6	1200
2025-04-01	1300.3	1232.2	1270.6	1200
2025-03-01	1236.3	1185.4	1270.6	1200
2025-02-01	1217.1	1151.2	1270.6	1200
2025-01-01	1223.8	1147.6	1270.6	1200
2024-12-01	1223.8	1147.6	1270.6	1200
2024-11-01	1223.8	1147.6	1270.6	1200
2024-10-01	1223.8	1147.6	1270.6	1200
2024-09-01	1223.8	1147.6	1270.6	1200
2024-08-01	1204.4	1147.6	1244.3	1200
2024-07-01	1204.4	1147.6	1244.3	1200
2024-06-01	1204.4	1147.6	1244.3	1200
2024-08-01	1192.3	1147.6	1236.4	1200
2024-04-01	1192.3	1147.6	1236.4	1200
2024-03-01	1195	1143.2	1236.4	1200
2024-02-01	1181.3	1143.2	1228.8	1200
2024-01-01	1181.3	1143.2	1228.8	1200
2023-12-01	1181.3	1143.2	1228.8	1200
2023-11-01	1181.3	1143.2	1228.8	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	Rhenish Primary 2025 (U12)	2025-09-20	2025-09-20	Rapid	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
2	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
3	Stellenbosch Primary 2025 (U11)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
5	Cape Winelands Schools Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	Helderberg Chess Club PS Development Tournament 2025 (U11 Boys)	2025-01-25	2025-01-25	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Rhenish Primary 2025 (U12)	2025-09-20	2025-09-20	Rapid	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
2	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
3	Stellenbosch Primary 2025 (U11)	2025-08-16	2025-08-16	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2.5	Yes	Analysis
5	Cape Winelands Schools Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	Helderberg Chess Club PS Development Tournament 2025 (U11 Boys)	2025-01-25	2025-01-25	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
8	Stellenbosch Primary 2024 (U11)	2024-08-17	2024-08-17	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
9	Rhenish PS Tournament 2024 (U12)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
10	Cape Winelands Schools - Prestige 2024 (U11 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
11	Cape Winelands Schools - PS Trials 1 2024 (U11 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
12	Stellenbosch Primary Chess Tournament 2023 (U10)	2023-08-19	2023-08-19	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
13	Rhenish Primary Tournament 2023 (U10)	2023-05-13	2023-05-13	Rapid	Cape Winelands (WCW)	5	4	2	Yes	Analysis
14	Cape Winelands Schools Prestige 2023 (U9 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
15	Cape Winelands Schools Chess - Trials 1 2023 (U9 Boys)	2023-02-18	2023-02-18	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
16	Stellenbosch Primary 2022 (U9)	2022-08-13	2022-08-13	Rapid	Cape Winelands (WCW)	6	3	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Rhenish Primary 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-09-20	rnd 3	type Rapid	result 0.5
		Opponent Matthee, L (Luke)				Opponent Jagers, Z (Zayd)
2	4	Tournament Rhenish Primary Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Fourie, I (Izak)				Opponent Cronje, B (Benjamin)
3	3	Tournament Stellenbosch Primary 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-16	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntamo, I (Isabella)				Opponent Lee, J (Joshua)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Van Wyk, W (Willem)				Opponent Robertson, M (Marvin)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 3	type Standard	result 0.5	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Punt, CR (Christiaan)				Opponent Roux, J (Juan)
3	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Da Silva, N (Noah Clint)				Opponent Snyman, V (Van Zyl)

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Rhenish Primary 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-09-20	rnd 3	type Rapid	result 0.5
		Opponent Matthee, L (Luke)				Opponent Jagers, Z (Zayd)
2	4	Tournament Rhenish Primary Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Fourie, I (Izak)				Opponent Cronje, B (Benjamin)
3	3	Tournament Stellenbosch Primary 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-16	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntamo, I (Isabella)				Opponent Lee, J (Joshua)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Rhenish Primary Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Fourie, I (Izak)				Opponent Cronje, B (Benjamin)
2	3	Tournament Kleinmond Chess Club Open 2025				Tournament Rhenish Primary 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 1
		Opponent Matthee, L (Luke)				Opponent Du Plooy, L (Lily)
3	3	Tournament Stellenbosch Primary 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-16	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntamo, I (Isabella)				Opponent Lee, J (Joshua)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Van Wyk, W (Willem)				Opponent Robertson, M (Marvin)
2	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Da Silva, N (Noah Clint)				Opponent Snyman, V (Van Zyl)
3	2	Tournament Helderberg Chess Club PS Development Tournament 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-01-25	rnd 5	type Standard	result 1	date 2025-02-22	rnd 1	type Standard	result 1
		Opponent Istain, T (Tyler)				Opponent Jagers, Z (Zayd)

#	Games	Start				End
1	4	Tournament Rhenish Primary Tournament 2023				Tournament Stellenbosch Primary Chess Tournament 2023
		date 2023-05-13	rnd 5	type Rapid	result 1	date 2023-08-19	rnd 3	type Rapid	result 1
		Opponent Fourie, I (Izak)				Opponent Cronje, B (Benjamin)
2	3	Tournament Kleinmond Chess Club Open 2025				Tournament Rhenish Primary 2025
		date 2025-08-30	rnd 6	type Rapid	result 1	date 2025-09-20	rnd 2	type Rapid	result 1
		Opponent Matthee, L (Luke)				Opponent Du Plooy, L (Lily)
3	3	Tournament Stellenbosch Primary 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-16	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Ntamo, I (Isabella)				Opponent Lee, J (Joshua)

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	Philander ,L (Liam)	4	1	-212.5	1	0	-425	3	1	-141.7	0	0	0
1	Philander ,L (Liam)	4	1269.3	1056.8	1	1200	844.3	3	1307.7	1127.7	0	0	0
2	Fourie ,I (Izak)	3	2	141.7	1	1	425	2	1	0	0	0	0
2	Fourie ,I (Izak)	3	1242.1	1383.8	1	1360.1	1667.1	2	1187.2	1242.1	0	0	0
3	Da Silva ,N (Noah Clint)	2	1	0	2	1	0	0	0	0	0	0	0
3	Da Silva ,N (Noah Clint)	2	1257.1	1257.1	2	1245.1	1257.1	0	0	0	0	0	0
4	Brandt ,T (Tyler)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Brandt ,T (Tyler)	2	1463.3	1038.3	2	1402.6	1038.3	0	0	0	0	0	0
5	Els ,P (Petri)	2	0	-425	1	0	-425	1	0	-425	0	0	0
5	Els ,P (Petri)	2	1343.9	918.9	1	1200	918.9	1	1430.4	918.9	0	0	0
6	Jagers ,Z (Zayd)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
6	Jagers ,Z (Zayd)	2	1223.6	1436.1	1	1200	1648.6	1	1200	1223.6	0	0	0
7	Snyman ,V (Van Zyl)	2	1	0	1	1	425	1	0	-425	0	0	0
7	Snyman ,V (Van Zyl)	2	1487.2	1487.2	1	1382.2	1912.2	1	1497.3	1062.2	0	0	0
8	Ely ,T (Timmy)	2	0	-425	0	0	0	2	0	-425	0	0	0
8	Ely ,T (Timmy)	2	1211.8	786.8	0	0	0	2	1223	786.8	0	0	0
9	Kuypers ,P (Parker)	2	0	-425	0	0	0	2	0	-425	0	0	0
9	Kuypers ,P (Parker)	2	1464.8	1039.8	0	0	0	2	1438.4	1039.8	0	0	0
10	Istain ,T (Tyler)	1	1	425	1	1	425	0	0	0	0	0	0
10	Istain ,T (Tyler)	1	1232.9	1657.9	1	1213	1657.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Roets, S (Sebastian)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms