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Sienna Brewis

2130136581
Eden (WEG)
Personal
Main rating
Rating 1507.7
K-factor 28
Floor 1113.3
Highest 1619.5 (2022-02-01)
Min/Max +/- allowed 91
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1465
Final +/- 0
New Rating
()
Rating 1507.7
K-factor 28
Floor 1113.3
Highest 1619.5 (2022-02-01)
Min/Max +/- allowed 91.2
Standard rating
Rating 1526.9
K-factor 32
Floor 1096
Highest 1628.1 (2022-02-01)
Min/Max +/- allowed 90.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1523.5
Final +/- 0
New Rating
()
Rating 1526.9
K-factor 32
Floor 1096
Highest 1628.1 (2022-02-01)
Min/Max +/- allowed 90.1
Rapid rating
Rating 1315.5
K-factor 36
Floor 859.2
Highest 1372.3 (2024-06-01)
Min/Max +/- allowed 129.7
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1268.4
Final +/- 0
New Rating
()
Rating 1315.5
K-factor 36
Floor 859.2
Highest 1372.3 (2024-06-01)
Min/Max +/- allowed 129.7
Blitz rating
Rating 1202.3
K-factor 36
Floor 702.3
Highest 1202.3 (2026-04-01)
Min/Max +/- allowed 165.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1188
Final +/- 0
New Rating
()
Rating 1202.3
K-factor 36
Floor 702.3
Highest 1202.3 (2026-04-01)
Min/Max +/- allowed 165.3
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 WCSC PS Individual Championship (U13 Girls) Standard 2026-05-16 2026-05-17 Overberg (WOS) 6 1473.5 6 5 1681.1 34.2 Details
2 South African Junior Closed Chess Championship 2026 (U14 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1516.3 9 4 1397 -34 Details
3 South African Junior Closed Chess Championship 2026 (Blitz) Blitz 2026-03-31 2026-03-31 Bojanala Platina (NBR) 9 1516.3 9 3.5 1355.1 -8.8 Details
4 Eden Schools Trials 1 2026 (U13 Girls) Standard 2026-03-14 2026-03-14 Eden (WEG) 5 1505.4 5 3.5 1569.6 8 Details
5 George Trials 2 2026 (U13 Girls) Standard 2026-02-14 2026-02-14 Eden (WEG) 5 1499.2 5 4 1534 2.8 Details
6 George Trials 1 2026 (U13 Girls) Standard 2026-01-31 2026-01-31 Eden (WEG) 5 1499.2 4 3 1501.5 0.2 Details
7 2025 Mzansi Individual Championships (U14 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1491.1 6 3.5 1472.7 -2.4 Details
8 2025 Mzansi Inter Provincial Team Championships (U14 Girls) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1491.1 6 5 1623.3 15.6 Details
9 Eden Chess Closed 2025 (Ladies) Standard 2025-12-06 2025-12-07 Eden (WEG) 5 1491.1 4 3 1566 6.8 Details
10 Laerskool George Suid 2025 (Ope) Rapid 2025-10-25 2025-10-25 Eden (WEG) 5 1491.4 5 3 1406.2 -4.2 Details
11 HCPS Invitational Rapid Tournament 2025 (U13) Rapid 2025-10-18 2025-10-18 Eden (WEG) 6 1491 5 1.5 1371.7 -7.1 Details
12 Interclub Blitz 3 2025 Blitz 2025-07-30 2025-07-30 Eden (WEG) 6 1485.9 6 2.5 1316.1 -4.3 Details
13 George Top Schools 2025 (U15) Standard 2025-07-26 2025-07-26 Eden (WEG) 5 1485.9 4 3.5 1546.3 5 Details
14 Knysna Oyster Festival Rapid 2025 (Scholars) Rapid 2025-07-12 2025-07-12 Eden (WEG) 6 1485.9 6 3 1406.5 -6.6 Details
15 InterClub Blitz 3 2025 Blitz 2025-06-12 2025-06-12 Eden (WEG) 6 1493.1 6 1 1252.2 -6.1 Details
16 Western Cape Schools Individual Championship 2025 (U13 Girls) Standard 2025-05-17 2025-05-18 Cape Winelands (WCW) 6 1533.8 6 4.5 1558.8 3.2 Details
17 InterClub Blitz 2 2025 Blitz 2025-05-08 2025-05-08 Eden (WEG) 10 1533.8 8 0 1242.4 -11.1 Details
18 Southern Knights Rapid 2025 (B) Rapid 2025-05-03 2025-05-03 Eden (WEG) 7 1533.8 6 2 1214.3 -21.1 Details
19 Eden Chess Trials 2 2025 (U14) Standard 2025-03-15 2025-04-12 Eden (WEG) 10 1613.3 5 4 1635.5 3.2 Details
20 South African Junior Closed Chess Championships 2025 (U12 Girls) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1613.3 9 4 1286.5 -69.4 Details
21 Eden Schools Chess Trials 1 2025 (U13 Girls) Standard 2025-03-08 2025-03-08 Eden (WEG) 5 1570.7 5 5 1732.7 15.4 Details
22 George Schools Chess Trials 2 2025 (U13 Girls) Standard 2025-02-15 2025-02-15 Eden (WEG) 5 1476 5 4 1562.8 9.3 Details
23 George Schools Chess Trials 1 2025 (U13 Girls) Standard 2025-02-01 2025-02-01 Eden (WEG) 5 1476 5 4.5 1719 24.6 Details
24 George Suid Senior Skaaktoernooi 2024 Rapid 2024-10-26 2024-10-26 Eden (WEG) 5 1469.1 5 4 1552 4.3 Details
25 George Primary Top Schools 2024 (U11) Standard 2024-07-20 2024-07-20 Eden (WEG) 5 1427.1 4 3 1763.5 26.2 Details
26 Western Cape - Kings and Queens 2024 (Girls) Rapid 2024-06-08 2024-06-08 Overberg (WOS) 5 1397.9 4 3.5 1720.8 18.4 Details
27 South African Junior Closed Chess Championship 2024 (U12 Girls) Classical 2024-04-27 2024-05-01 Ekurhuleni (GE) 9 1505.2 8 2.5 1182.6 -58.6 Details
28 Western Cape PS Individuals Championship 2024 (U11 Girls) Standard 2024-05-04 2024-05-05 West Coast (WCU) 6 1505.2 6 2 1131.6 -42.2 Details
29 Eden Chess Trials 2 2024 (U12) Standard 2024-04-13 2024-04-20 Eden (WEG) 10 1485.7 10 7 1536.7 10.1 Details
30 Eden School Chess Trials 1 2024 (U11 Girls) Standard 2024-03-09 2024-03-09 Eden (WEG) 5 1415.6 5 4 1606.5 18.1 Details
31 George Schools Trials 3 2024 (U11 Girls) Standard 2024-03-02 2024-03-02 Eden (WEG) 5 1415.6 5 3.5 1526.4 11.8 Details
32 George Schools Trials 2 2024 (U11 Girls) Standard 2024-02-17 2024-02-17 Eden (WEG) 5 1410.3 5 3 1378.2 -3.7 Details
33 George Schools Trials 1 2024 (U11 Girls) Standard 2024-02-03 2024-02-03 Eden (WEG) 5 1410.3 5 4 1488.1 7.1 Details
34 Pacaltsdorp Chess Club Open 2023 (Development) Rapid 2023-08-26 2023-08-26 Eden (WEG) 6 1389.2 6 5 1543.1 13.3 Details
35 Top Schools 2023 (U13) Standard 2023-07-29 2023-07-29 Eden (WEG) 5 1434.3 4 1 1134 -23.4 Details
36 Knysna Oyster Festival 2023 (Juniors) Rapid 2023-07-01 2023-07-01 Eden (WEG) 6 1434.3 6 3.5 1376.3 -4.8 Details
37 Western Cape PS Individuals 2023 (U11 Girls) Standard 2023-05-05 2023-05-06 Cape Town (WCT) 6 1467.8 6 5 1549.6 9.8 Details
38 Eden Trials 2+3 2023 (U12) Standard 2023-04-15 2023-05-13 Eden (WEG) 10 1467.8 9 4 1286.6 -30.9 Details
39 Eden Trails 1 2023 (U11 Girls) Standard 2023-03-11 2023-03-11 Eden (WEG) 5 1478.2 5 3.5 1397.5 -6.3 Details
40 George Chess Trials 2 2023 (U11 Girls) Standard 2023-02-11 2023-02-11 Cape Town (WCT) 5 1486.4 5 4 1437.8 -5.1 Details
41 George Chess Trials 1 2023 (U11 Girls) Standard 2023-01-28 2023-01-28 Eden (WEG) 5 1443.6 5 4.5 1709.9 26.7 Details
42 George Open 2022 (C) Standard 2022-12-03 2022-12-03 Eden (WEG) 5 1478.9 5 2 1259.3 -22.1 Details
43 Mossel Bay Open 2022 (C) Rapid 2022-10-01 2022-10-01 Eden (WEG) 5 1507.7 5 2.5 1234.4 -18 Details
44 WCCA Rural Cup 2022 (U10) Standard 2022-08-13 2022-08-14 Overberg (WOS) 5 1493.6 3 3 1632.2 9 Details
45 WCCA Rural Cup Blitz 2022 Blitz 2022-07-12 2022-07-12 Overberg (WOS) 5 1507.6 5 2 1256.3 -5.4 Details
46 George Topskole 2022 (O9) Standard 2022-07-30 2022-07-30 Eden (WEG) 5 1507.6 4 3 1461 -3.5 Details
47 George Open 2022 (C) Standard 2022-06-11 2022-06-11 Eden (WEG) 5 1520.7 5 3 1444.5 -8.2 Details
48 Western Cape Schools 2022 (U9 Girls) Standard 2022-05-28 2022-05-29 Cape Winelands (WCW) 6 1396.9 6 5 1551.3 18.8 Details
49 Eden Proewe 2 2022 (O9 Dogters) Standard 2022-04-09 2022-04-09 Eden (WEG) 5 1382.2 5 4 1470.2 8.4 Details
50 Eden Proewe 1 2022 (O9 Dogters) Standard 2022-03-12 2022-03-12 Eden (WEG) 5 1338.4 5 5 1586.8 24.4 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 38
Wins 22
Draws 2
Losses 14
White 20
Black 18
White wins 14
Black wins 8
Score 23
Percent 60.5
Dp 89.5
AOR 1394.2
Performance 1483.7
Game statistics (History)
Games 291
Wins 174
Draws 19
Losses 98
White 145
Black 146
White wins 92
Black wins 82
Score 183.5
Percent 63.1
Dp 111
AOR 1342.4
Performance 1453.4
Rankings (Main)
National
Overall 1895
Gender 223
Age group 180
Gender/Age 43
Provincial
Overall 570
Gender 78
Age group 57
Gender/Age 18
Regional
Overall 113
Gender 16
Age group 18
Gender/Age 6
Rankings (Standard)
National
Overall 1534
Gender 175
Age group 144
Gender/Age 34
Provincial
Overall 441
Gender 62
Age group 45
Gender/Age 13
Regional
Overall 84
Gender 14
Age group 16
Gender/Age 6
Rankings (Rapid)
National
Overall 1819
Gender 296
Age group 353
Gender/Age 88
Provincial
Overall 782
Gender 142
Age group 155
Gender/Age 44
Regional
Overall 84
Gender 12
Age group 17
Gender/Age 5
Rankings (Blitz)
National
Overall 509
Gender 47
Age group 38
Gender/Age 8
Provincial
Overall 148
Gender 12
Age group 14
Gender/Age 3
Regional
Overall 75
Gender 5
Age group 7
Gender/Age 2
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 38
Score 23
Percent 60.5
Aor 1394.2
Dp 89.5
Prat 1483.7
Performance (12 months)
Games 86
Score 49
Percent 57
Aor 1395.8
Dp 59.3
Prat 1455.1
Performance (History)
Games 291
Score 183.5
Percent 63.1
Aor 1342.4
Dp 111
Prat 1453.4
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Blignaut, DC (Dane) 9 6 3 George Trials 1 2022 (U9) Eden Schools Trials 1 2026 (U13 Girls) Details
Overall 2 Le Roux, M (Melandi) 8 7 1 George Trials 1 2022 (U9) George Trials 1 2026 (U13 Girls) Details
Overall 3 Cornforth, K (Kayleigh) 8 7 1 George Open 2022 (C) Eden Chess Closed 2025 (Ladies) Details
Overall 4 Zaaiman, J (Jana) 7 1 6 George Trials 1 2022 (U9) George Schools Chess Trials 1 2025 (U13 Girls) Details
Overall 5 Bruiners, C (Chandre) 7 3 4 George Chess Trials 1 2023 (U11 Girls) George Trials 2 2026 (U13 Girls) Details
Standard 1 Blignaut, DC (Dane) 9 6 3 George Trials 1 2022 (U9) Eden Schools Trials 1 2026 (U13 Girls) Details
Standard 2 Le Roux, M (Melandi) 8 7 1 George Trials 1 2022 (U9) George Trials 1 2026 (U13 Girls) Details
Standard 3 Zaaiman, J (Jana) 7 1 6 George Trials 1 2022 (U9) George Schools Chess Trials 1 2025 (U13 Girls) Details
Standard 4 Bruiners, C (Chandre) 7 3 4 George Chess Trials 1 2023 (U11 Girls) George Trials 2 2026 (U13 Girls) Details
Standard 5 Cornforth, K (Kayleigh) 5 5 0 George Open 2022 (C) Eden Chess Closed 2025 (Ladies) Details
Rapid 1 Cornforth, K (Kayleigh) 3 2 1 Knysna Oyster Festival 2023 (Juniors) HCPS Invitational Rapid Tournament 2025 (U13) Details
Rapid 2 Brewis, F (Fox) 2 2 0 Knysna Oyster Festival 2023 (Juniors) Pacaltsdorp Chess Club Open 2023 (Development) Details
Rapid 3 Sampson, E (Eejay) 2 1 1 Mossel Bay Open 2022 (C) Southern Knights Rapid 2025 (B) Details
Rapid 4 Bam, C (Cayleb) 2 1 1 Knysna Oyster Festival 2023 (Juniors) Knysna Oyster Festival Rapid 2025 (Scholars) Details
Rapid 5 Kiewiet, B (B Jay) 2 1 1 Mossel Bay Open 2022 (C) Southern Knights Rapid 2025 (B) Details
Blitz 1 Blignaut, R (Ryno) 2 1 1 InterClub Blitz 3 2025 InterClub Blitz 3 2025 Details
Blitz 2 Simon, R (Riley) 2 1 1 InterClub Blitz 2 2025 InterClub Blitz 2 2025 Details
Blitz 3 Marner, B (Bryan Neil) 2 1 1 InterClub Blitz 3 2025 InterClub Blitz 3 2025 Details
Blitz 4 Coetzer, PWJ (Pieter Wilhelm) 2 1 1 InterClub Blitz 2 2025 InterClub Blitz 2 2025 Details
Blitz 5 Oktober, J (Jayson) 2 1 1 Interclub Blitz 3 2025 Interclub Blitz 3 2025 Details