PLAYER PAGE
Seth Berry
1120158968Cape Town (WCT)Personal
Main rating
| Rating | 1612.9 |
| K-factor | 28 |
| Floor | 1112.9 |
| Highest | 1612.9 (2026-09-01) |
| Min/Max +/- allowed | 92 |
| Rating Change () | |
| Games | 4 |
| Score | 3 |
| We | 2.37 |
| SWe | 0.55 |
| Temp +/- | 15.4 |
| Penalties | 0 |
| Weight perform | 1665.5 |
| Final +/- | +52.7 |
| New Rating () | |
| Rating | 1665.5 |
| K-factor | 28 |
| Floor | 1165.5 |
| Highest | 1665.5 (2026-10-01) |
| Min/Max +/- allowed | 85.4 |
Standard rating
| Rating | 1621.6 |
| K-factor | 28 |
| Floor | 1121.6 |
| Highest | 1621.6 (2026-09-01) |
| Min/Max +/- allowed | 90.9 |
| Rating Change () | |
| Games | 4 |
| Score | 3 |
| We | 2.32 |
| SWe | 0.68 |
| Temp +/- | 19.1 |
| Penalties | 0 |
| Weight perform | 1665.5 |
| Final +/- | +43.9 |
| New Rating () | |
| Rating | 1665.5 |
| K-factor | 28 |
| Floor | 1165.5 |
| Highest | 1665.5 (2026-10-01) |
| Min/Max +/- allowed | 85.4 |
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 | 1326.6 |
| 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 10 2026 (Level 5) | Standard | 2026-10-16 | 2026-10-17 | Cape Town (WCT) | 5 | 1612.9 | 4 | 3 | 1746.1 | 15.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Western Cape Women's Championship 2026 (Intermediate) | Standard | 2026-08-09 | 2026-08-10 | West Coast (WCU) | 5 | 1612.9 | 5 | 5 | 1868.7 | 47.4 | Details |
| 2 | 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 |
| 3 | 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 |
| 4 | 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 |
| 5 | 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 |
| 6 | 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 |
| 7 | 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 |
| 8 | 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 |
| 9 | COGH 2026 (Advanced) | Standard | 2026-01-31 | 2026-02-01 | Cape Town (WCT) | 6 | 1450.3 | 6 | 2 | 1402.8 | -5.6 | Details |
| 10 | 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 |
| 11 | 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 |
| 12 | Curro Hermanus Spring Open 2025 (U13) | Rapid | 2025-10-18 | 2025-10-18 | Overberg (WOS) | 6 | 1486 | 6 | 5 | 1658.8 | 14.8 | Details |
| 13 | 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 |
| 14 | 2025 Mossel Bay Open (Rapid A) | Rapid | 2025-10-04 | 2025-10-04 | Eden (WEG) | 7 | 1486 | 7 | 2 | 1320.1 | -13.3 | Details |
| 15 | 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 |
| 16 | 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 |
| 17 | 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 |
| 18 | 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 |
| 19 | 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 |
| 20 | 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 |
| 21 | 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 |
| 22 | 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 |
| 23 | 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 |
| 24 | 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 |
| 25 | 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 |
| 26 | 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 |
| 27 | 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 |
| 28 | 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 |
| 29 | 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 |
| 30 | 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 | 4 |
| Wins | 3 |
| Draws | 0 |
| Losses | 1 |
| White | 2 |
| Black | 2 |
| White wins | 1 |
| Black wins | 2 |
| Score | 3 |
| Percent | 75 |
| Dp | 212.5 |
| AOR | 1533.6 |
| Performance | 1746.1 |
Game statistics ()
| Games | 62 |
| Wins | 32 |
| Draws | 6 |
| Losses | 24 |
| White | 32 |
| Black | 30 |
| White wins | 15 |
| Black wins | 17 |
| Score | 35 |
| Percent | 56.5 |
| Dp | 54.8 |
| AOR | 1463.7 |
| Performance | 1518.5 |
Game statistics (History)
| Games | 168 |
| Wins | 94 |
| Draws | 13 |
| Losses | 61 |
| White | 86 |
| Black | 82 |
| White wins | 48 |
| Black wins | 46 |
| Score | 100.5 |
| Percent | 59.8 |
| Dp | 83.5 |
| AOR | 1387.1 |
| Performance | 1470.6 |
Rankings (Main)
| National | |
| Overall | 999 |
| Gender | 924 |
| Age group | 107 |
| Gender/Age | 92 |
| Provincial | |
| Overall | 298 |
| Gender | 269 |
| Age group | 32 |
| Gender/Age | 27 |
| Regional | |
| Overall | 199 |
| Gender | 184 |
| Age group | 19 |
| Gender/Age | 16 |
Rankings (Standard)
| National | |
| Overall | 863 |
| Gender | 800 |
| Age group | 101 |
| Gender/Age | 87 |
| Provincial | |
| Overall | 243 |
| Gender | 222 |
| Age group | 30 |
| Gender/Age | 25 |
| Regional | |
| Overall | 171 |
| Gender | 159 |
| Age group | 18 |
| Gender/Age | 15 |
Rankings (Rapid)
| National | |
| Overall | 980 |
| Gender | 850 |
| Age group | 155 |
| Gender/Age | 124 |
| Provincial | |
| Overall | 463 |
| Gender | 397 |
| Age group | 70 |
| Gender/Age | 56 |
| Regional | |
| Overall | 200 |
| Gender | 185 |
| Age group | 26 |
| Gender/Age | 25 |
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 | 4 |
| Score | 3 |
| Percent | 75 |
| Aor | 1533.6 |
| Dp | 212.5 |
| Prat | 1746.1 |
Performance ()
| Games | 62 |
| Score | 35 |
| Percent | 56.5 |
| Aor | 1463.7 |
| Dp | 54.8 |
| Prat | 1518.5 |
Performance (12 months)
| Games | 62 |
| Score | 35 |
| Percent | 56.5 |
| Aor | 1463.7 |
| Dp | 54.8 |
| Prat | 1518.5 |
Performance (History)
| Games | 168 |
| Score | 100.5 |
| Percent | 59.8 |
| Aor | 1387.1 |
| Dp | 83.5 |
| Prat | 1470.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Waldeck, A (Aaron) | 4 | 2 | 2 | Curro Chess Open Rapid 2025 (U14) | Helderberg Chess Club Open 2026 (B) | Details |
| Overall | 2 | Bessesen, J (Joakim) | 4 | 3 | 1 | UCT Open Chess Championship 2024 (U14) | CT Metro Schools Individual Closed 2026 (U15 Boys) | Details |
| Overall | 3 | Blauw, S (Siyamthanda) | 3 | 1 | 2 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series - July 2026 (Level 5) | Details |
| Overall | 4 | Smit, R (Rikis) | 2 | 1 | 1 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series 6 2026 (Level 5) | Details |
| Overall | 5 | Anthonissen, MV (Mikhael Villem) | 2 | 2 | 0 | Cape Town Masters Challenge 2025 (Advanced) | Chess Elevation Series 5 2026 (Level 5) | Details |
| Standard | 1 | Blauw, S (Siyamthanda) | 3 | 1 | 2 | Chess Elevation Series 5 2026 (Level 5) | Chess Elevation Series - July 2026 (Level 5) | Details |
| Standard | 2 | Pieterse, M (Matthew) | 2 | 2 | 0 | Western Cape Top Schools Championship 2024 (U13 Mixed) | South African Open Championship 2026 (U15 Boys) | Details |
| Standard | 3 | Bessesen, J (Joakim) | 2 | 2 | 0 | CT Metro South Individual Trials 2026 (U15 Boys) | CT Metro Schools Individual Closed 2026 (U15 Boys) | Details |
| Standard | 4 | Meissenheimer, K (Kyle) | 2 | 0 | 2 | Western Cape Schools Individual Championship 2025 (U13 Boys) | Moja Chess Extravaganza 2026 (U14) | Details |
| Standard | 5 | Ruiters, C (Cade) | 2 | 2 | 0 | CT Metro Schools Individual Closed 2025 (U13 Open) | Western Cape Schools Individual Championship 2025 (U13 Boys) | 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 |