PLAYER PAGE
Seth Berry
1120158968Cape Town (WCT)Personal
Main rating
| Rating | 1466.8 |
| K-factor | 32 |
| Floor | 986 |
| Highest | 1576.6 (2023-07-01) |
| Min/Max +/- allowed | 97 |
| Rating Change () | |
| Games | 11 |
| Score | 6 |
| We | 4.86 |
| SWe | 1.05 |
| Temp +/- | 33.6 |
| Penalties | 0 |
| Weight perform | 1518 |
| Final +/- | +51.2 |
| New Rating () | |
| Rating | 1518 |
| K-factor | 32 |
| Floor | 986 |
| Highest | 1576.6 (2023-07-01) |
| Min/Max +/- allowed | 97 |
Standard rating
| Rating | 1466.8 |
| K-factor | 32 |
| Floor | 966.8 |
| Highest | 1466.8 (2026-06-01) |
| Min/Max +/- allowed | 113.4 |
| Rating Change () | |
| Games | 11 |
| Score | 6 |
| We | 4.93 |
| SWe | 1.07 |
| Temp +/- | 34.2 |
| Penalties | 0 |
| Weight perform | 1518 |
| Final +/- | +51.2 |
| New Rating () | |
| Rating | 1518 |
| K-factor | 32 |
| Floor | 1018 |
| Highest | 1518 (2026-07-01) |
| Min/Max +/- allowed | 105.4 |
Rapid rating
| Rating | 1399.2 |
| K-factor | 32 |
| Floor | 929.3 |
| Highest | 1653.6 (2023-07-01) |
| Min/Max +/- allowed | 86.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1364.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1399.2 |
| K-factor | 32 |
| Floor | 929.3 |
| Highest | 1653.6 (2023-07-01) |
| Min/Max +/- allowed | 86.9 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Chess Elevation Series - July 2026 (Level 5) | Standard | 2026-07-17 | 2026-07-18 | Cape Town (WCT) | 5 | 1466.8 | 5 | 2.5 | 1589.9 | 18.9 | Details |
| 2 | South African Open Championship 2026 (U15 Boys) | Classical | 2026-07-02 | 2026-07-05 | Cape Town (WCT) | 7 | 1466.8 | 6 | 3.5 | 1532.1 | 14.8 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Chess Elevation Series 6 2026 (Level 5) | Standard | 2026-05-22 | 2026-05-23 | Cape Town (WCT) | 5 | 1449.5 | 4 | 1.5 | 1415.5 | -4.6 | Details |
| 2 | Moja Chess Extravaganza 2026 (U14) | Standard | 2026-04-25 | 2026-04-26 | Cape Town (WCT) | 5 | 1449.5 | 5 | 3 | 1566.5 | 17.3 | Details |
| 3 | Chess Elevation Series 5 2026 (Level 5) | Standard | 2026-04-17 | 2026-04-18 | Cape Town (WCT) | 5 | 1431.9 | 4 | 2 | 1566.6 | 17.5 | Details |
| 4 | CT Metro Schools Individual Closed 2026 (U15 Boys) | Standard | 2026-03-07 | 2026-03-08 | Cape Town (WCT) | 6 | 1450.2 | 6 | 2.5 | 1355.3 | -18.2 | Details |
| 5 | CT Metro South Individual Trials 2026 (U15 Boys) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 6 | 1450.3 | 6 | 4.5 | 1494.1 | 3.5 | Details |
| 6 | COGH 2026 (Advanced) | Standard | 2026-01-31 | 2026-02-01 | Cape Town (WCT) | 6 | 1450.3 | 6 | 2 | 1402.8 | -5.6 | Details |
| 7 | Helderberg Chess Club Open 2026 (B) | Standard | 2026-01-17 | 2026-01-17 | Cape Town (WCT) | 5 | 1475.8 | 5 | 3 | 1441.4 | -2.5 | Details |
| 8 | Chess Elevation Series 1 2026 (Level 3) | Standard | 2026-01-08 | 2026-01-09 | Cape Town (WCT) | 6 | 1475.8 | 6 | 2.5 | 1366.4 | -13.4 | Details |
| 9 | Curro Hermanus Spring Open 2025 (U13) | Rapid | 2025-10-18 | 2025-10-18 | Overberg (WOS) | 6 | 1486 | 6 | 5 | 1658.8 | 14.8 | Details |
| 10 | UCT Open Chess Championship 2025 (U14) | Rapid | 2025-10-11 | 2025-10-11 | Cape Town (WCT) | 6 | 1486 | 6 | 3 | 1381.9 | -7.9 | Details |
| 11 | 2025 Mossel Bay Open (Rapid A) | Rapid | 2025-10-04 | 2025-10-04 | Eden (WEG) | 7 | 1486 | 7 | 2 | 1320.1 | -13.3 | Details |
| 12 | Curro Chess Open Rapid 2025 (U14) | Rapid | 2025-08-23 | 2025-08-23 | Cape Town (WCT) | 6 | 1478.7 | 6 | 4.5 | 1537.4 | 4.6 | Details |
| 13 | Cape Town Chess Junior League 2025 (U14) | Standard | 2025-05-10 | 2025-05-31 | Cape Town (WCT) | 6 | 1421.1 | 5 | 4 | 1654.7 | 23.6 | Details |
| 14 | Western Cape Schools Individual Championship 2025 (U13 Boys) | Standard | 2025-05-17 | 2025-05-18 | Cape Winelands (WCW) | 6 | 1418.4 | 6 | 3 | 1432.8 | 1.7 | Details |
| 15 | CT Metro Schools Individual Closed 2025 (U13 Open) | Standard | 2025-03-01 | 2025-03-02 | Cape Town (WCT) | 6 | 1393.3 | 6 | 4 | 1523.8 | 15.7 | Details |
| 16 | District South Schools Chess Individual Trials 2025 (U13 Open) | Standard | 2025-02-01 | 2025-02-02 | Cape Town (WCT) | 6 | 1403 | 6 | 4 | 1348.9 | -6.1 | Details |
| 17 | Helderberg Chess Club PS Development Tournament 2025 (U13 Boys) | Standard | 2025-01-25 | 2025-01-25 | Cape Town (WCT) | 5 | 1433.6 | 5 | 3.5 | 1487.6 | 6.1 | Details |
| 18 | Cape Town Masters Challenge 2025 (Advanced) | Classical | 2025-01-06 | 2025-01-11 | Cape Town (WCT) | 9 | 1433.6 | 9 | 2 | 1251.9 | -37.8 | Details |
| 19 | Chess Elevation Series - October 2024 (Level 2) | Standard | 2024-10-25 | 2024-10-26 | Cape Town (WCT) | 5 | 1343.2 | 5 | 4 | 1471.2 | 12.6 | Details |
| 20 | UCT Open Chess Championship 2024 (U14) | Rapid | 2024-10-12 | 2024-10-13 | Cape Town (WCT) | 6 | 1343.2 | 6 | 5 | 1573 | 17.6 | Details |
| 21 | Western Cape Top Schools Championship 2024 (U13 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 6 | 1281.9 | 6 | 4.5 | 1597 | 34 | Details |
| 22 | Metro South Top Schools 2024 (U13) | Rapid | 2024-07-27 | 2024-07-28 | Cape Town (WCT) | 5 | 1233.3 | 5 | 5 | 1622.8 | 27.2 | Details |
| 23 | Cape Town Chess Federation Closed Chess Championships 2024 (U14) | Standard | 2024-06-15 | 2024-06-16 | Cape Town (WCT) | 6 | 1271.2 | 5 | 1 | 1072.1 | -21.2 | Details |
| 24 | Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1281.4 | 3 | 1 | 1172.9 | -5.6 | Details |
| 25 | District South Schools Chess Individual Trials 2024 (U13 Boys) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1279.3 | 5 | 3 | 1283 | 1.2 | Details |
| 26 | Western Cape Top Schools 2023 (U11 Mixed) | Standard | 2023-09-02 | 2023-09-03 | Cape Winelands (WCW) | 6 | 1234.8 | 6 | 4 | 1444.8 | 24.6 | Details |
| 27 | CT Metro District South Top Schools 2023 (U9+U11 Mixed + U13 Girls) | Rapid | 2023-07-29 | 2023-07-29 | Cape Town (WCT) | 5 | 1200 | 3 | 3 | 1643.8 | 19.4 | Details |
Game statistics ( )
| Games | 11 |
| Wins | 5 |
| Draws | 2 |
| Losses | 4 |
| White | 6 |
| Black | 5 |
| White wins | 2 |
| Black wins | 3 |
| Score | 6 |
| Percent | 54.5 |
| Dp | 38.6 |
| AOR | 1519.8 |
| Performance | 1558.4 |
Game statistics ()
| Games | 53 |
| Wins | 24 |
| Draws | 6 |
| Losses | 23 |
| White | 27 |
| Black | 26 |
| White wins | 11 |
| Black wins | 13 |
| Score | 27 |
| Percent | 50.9 |
| Dp | 8 |
| AOR | 1460.3 |
| Performance | 1468.3 |
Game statistics (History)
| Games | 159 |
| Wins | 86 |
| Draws | 13 |
| Losses | 60 |
| White | 81 |
| Black | 78 |
| White wins | 44 |
| Black wins | 42 |
| Score | 92.5 |
| Percent | 58.2 |
| Dp | 69.5 |
| AOR | 1381.6 |
| Performance | 1451.1 |
Rankings (Main)
| National | |
| Overall | 2451 |
| Gender | 2124 |
| Age group | 297 |
| Gender/Age | 235 |
| Provincial | |
| Overall | 758 |
| Gender | 631 |
| Age group | 99 |
| Gender/Age | 76 |
| Regional | |
| Overall | 411 |
| Gender | 358 |
| Age group | 43 |
| Gender/Age | 33 |
Rankings (Standard)
| National | |
| Overall | 2221 |
| Gender | 1902 |
| Age group | 281 |
| Gender/Age | 221 |
| Provincial | |
| Overall | 651 |
| Gender | 528 |
| Age group | 87 |
| Gender/Age | 65 |
| Regional | |
| Overall | 369 |
| Gender | 315 |
| Age group | 40 |
| Gender/Age | 30 |
Rankings (Rapid)
| National | |
| Overall | 931 |
| Gender | 817 |
| Age group | 167 |
| Gender/Age | 139 |
| Provincial | |
| Overall | 433 |
| Gender | 373 |
| Age group | 68 |
| Gender/Age | 55 |
| Regional | |
| Overall | 204 |
| Gender | 188 |
| Age group | 30 |
| Gender/Age | 27 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 11 |
| Score | 6 |
| Percent | 54.5 |
| Aor | 1519.8 |
| Dp | 38.6 |
| Prat | 1558.4 |
Performance ()
| Games | 53 |
| Score | 27 |
| Percent | 50.9 |
| Aor | 1460.3 |
| Dp | 8 |
| Prat | 1468.3 |
Performance (12 months)
| Games | 78 |
| Score | 41.5 |
| Percent | 53.2 |
| Aor | 1441.1 |
| Dp | 27.2 |
| Prat | 1468.3 |
Performance (History)
| Games | 159 |
| Score | 92.5 |
| Percent | 58.2 |
| Aor | 1381.6 |
| Dp | 69.5 |
| Prat | 1451.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Bessesen, J (Joakim) | 4 | 3 | 1 | UCT Open Chess Championship 2024 (U14) | CT Metro Schools Individual Closed 2026 (U15 Boys) | Details |
| Overall | 2 | Waldeck, A (Aaron) | 4 | 2 | 2 | Curro Chess Open Rapid 2025 (U14) | Helderberg Chess Club Open 2026 (B) | Details |
| Overall | 3 | Smit, R (Rikis) | 2 | 1 | 1 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series 6 2026 (Level 5) | Details |
| Overall | 4 | Ruiters, C (Cade) | 2 | 2 | 0 | CT Metro Schools Individual Closed 2025 (U13 Open) | Western Cape Schools Individual Championship 2025 (U13 Boys) | Details |
| Overall | 5 | Van Zyl, F (Frede) | 2 | 1 | 1 | Helderberg Chess Club PS Development Tournament 2025 (U13 Boys) | CT Metro Schools Individual Closed 2025 (U13 Open) | Details |
| Standard | 1 | Herman, V (Victor) | 2 | 0 | 2 | CT Metro Schools Individual Closed 2025 (U13 Open) | Moja Chess Extravaganza 2026 (U14) | Details |
| Standard | 2 | Smit, R (Rikis) | 2 | 1 | 1 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series 6 2026 (Level 5) | Details |
| Standard | 3 | Anthonissen, MV (Mikhael Villem) | 2 | 2 | 0 | Cape Town Masters Challenge 2025 (Advanced) | Chess Elevation Series 5 2026 (Level 5) | Details |
| Standard | 4 | Blauw, S (Siyamthanda) | 2 | 0 | 2 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series 6 2026 (Level 5) | Details |
| Standard | 5 | Van Zyl, F (Frede) | 2 | 1 | 1 | Helderberg Chess Club PS Development Tournament 2025 (U13 Boys) | CT Metro Schools Individual Closed 2025 (U13 Open) | Details |
| Rapid | 1 | Waldeck, A (Aaron) | 3 | 2 | 1 | Curro Chess Open Rapid 2025 (U14) | Curro Hermanus Spring Open 2025 (U13) | Details |
| Rapid | 2 | Bessesen, J (Joakim) | 2 | 1 | 1 | UCT Open Chess Championship 2024 (U14) | Curro Chess Open Rapid 2025 (U14) | Details |