PLAYER PAGE
Sefton Mansfield-Scaddan
1060162758Cape Town (WCT)Personal
Main rating
| Rating | 1591.4 |
| K-factor | 32 |
| Floor | 1091.4 |
| Highest | 1591.4 (2026-02-01) |
| Min/Max +/- allowed | 95 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1561.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1591.4 |
| K-factor | 32 |
| Floor | 1091.4 |
| Highest | 1591.4 (2026-02-01) |
| Min/Max +/- allowed | 94.9 |
Standard rating
| Rating | 1610.8 |
| K-factor | 28 |
| Floor | 1110.8 |
| Highest | 1610.8 (2026-02-01) |
| Min/Max +/- allowed | 92.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1604.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1610.8 |
| K-factor | 28 |
| Floor | 1110.8 |
| Highest | 1610.8 (2026-02-01) |
| Min/Max +/- allowed | 92.4 |
Rapid rating
| Rating | 1287.2 |
| K-factor | 36 |
| Floor | 822.9 |
| Highest | 1370.6 (2024-07-01) |
| Min/Max +/- allowed | 130 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1244.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1287.2 |
| K-factor | 36 |
| Floor | 822.9 |
| Highest | 1370.6 (2024-07-01) |
| Min/Max +/- allowed | 130 |
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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Chess Elevation Series 1 2026 (Level 4) | Standard | 2026-01-08 | 2026-01-09 | Cape Town (WCT) | 6 | 1550.4 | 6 | 4.5 | 1761.2 | 0 | Details |
| 2 | Kraaifontein Open 2025 (Advanced) | Standard | 2025-12-06 | 2025-12-07 | Cape Town (WCT) | 6 | 1526.7 | 5 | 4 | 1662.8 | 0 | Details |
| 3 | UCT Open Chess Championship 2025 (Advanced) | Standard | 2025-10-10 | 2025-10-12 | Cape Town (WCT) | 6 | 1519.9 | 6 | 3.5 | 1551.6 | 0 | Details |
| 4 | 4th Curro Durbanville Rapid Open 2025 (Advanced) | Rapid | 2025-07-19 | 2025-07-19 | Cape Town (WCT) | 7 | 1551.2 | 7 | 1.5 | 1304.7 | 0 | Details |
| 5 | Cape Town Open Chess Festival 2025 (B) | Standard | 2025-03-22 | 2025-03-23 | Cape Town (WCT) | 6 | 1494.6 | 6 | 3.5 | 1631.5 | 0 | Details |
| 6 | Steinitz Festival 2025 (Open) | Rapid | 2025-03-15 | 2025-03-15 | Cape Town (WCT) | 7 | 1494.6 | 7 | 3.5 | 1439 | 0 | Details |
| 7 | Western Cape Closed 2025 (B) | Standard | 2025-03-08 | 2025-03-09 | Cape Town (WCT) | 6 | 1494.6 | 6 | 3.5 | 1655.4 | 0 | Details |
| 8 | Cape of Good Hope Open 2025 (Advanced) | Standard | 2025-02-22 | 2025-02-23 | Cape Town (WCT) | 6 | 1476.6 | 6 | 3 | 1571.2 | 0 | Details |
| 9 | Cape Town Masters Challenge 2025 (Advanced) | Classical | 2025-01-06 | 2025-01-11 | Cape Town (WCT) | 9 | 1522.1 | 9 | 3 | 1331.4 | 0 | Details |
| 10 | 2nd Strategize To Win Round-Robin Tournament ACL 2024 (D) | Standard | 2024-12-07 | 2024-12-07 | Cape Town (WCT) | 5 | 1423.8 | 5 | 4.5 | 1761.3 | 0 | Details |
| 11 | UCT Open Chess Championship 2024 (Intermediate) | Standard | 2024-10-12 | 2024-10-13 | Cape Town (WCT) | 6 | 1381.9 | 6 | 4.5 | 1511.9 | 0 | Details |
| 12 | Spring Slam 2024 (A) | Rapid | 2024-10-05 | 2024-10-05 | Cape Town (WCT) | 6 | 1381.9 | 6 | 3 | 1475.6 | 0 | Details |
| 13 | 2nd Young Minds Classic 2024 (Intermediate) | Standard | 2024-08-10 | 2024-08-11 | Cape Town (WCT) | 5 | 1281 | 5 | 4 | 1677.3 | 0 | Details |
| 14 | Westerford Chess Challenger 2024 (U18) | Rapid | 2024-07-27 | 2024-07-27 | Cape Town (WCT) | 6 | 1281 | 6 | 4 | 1367.6 | 0 | Details |
| 15 | Curro Durbanville Chess Rapid Open 2024 (Intermediate) | Rapid | 2024-07-13 | 2024-07-13 | Cape Town (WCT) | 6 | 1233.5 | 6 | 4 | 1517.5 | 0 | Details |
| 16 | Cape Town Open Chess Championship 2024 (Intermediate) | Standard | 2024-03-16 | 2024-03-17 | Cape Town (WCT) | 6 | 1239.8 | 4 | 1 | 1198.3 | 0 | Details |
| 17 | CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1196.5 | 5 | 2 | 1330.1 | 0 | Details |
| 18 | Cape of Good Hope Open Chess Tournament 2024 (Intermediate) | Standard | 2024-02-17 | 2024-02-17 | Cape Town (WCT) | 6 | 1196.5 | 6 | 4 | 1343.9 | 0 | Details |
| 19 | Chess Challengers Championship – High School 2023 (U18) | Rapid | 2023-10-14 | 2023-10-14 | Cape Town (WCT) | 6 | 1200 | 5 | 2 | 1181.8 | 0 | 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 | 6 |
| Wins | 4 |
| Draws | 1 |
| Losses | 1 |
| White | 3 |
| Black | 3 |
| White wins | 2 |
| Black wins | 2 |
| Score | 4.5 |
| Percent | 75 |
| Dp | 212.5 |
| AOR | 1548.7 |
| Performance | 1761.2 |
Game statistics (History)
| Games | 112 |
| Wins | 58 |
| Draws | 10 |
| Losses | 44 |
| White | 56 |
| Black | 56 |
| White wins | 28 |
| Black wins | 30 |
| Score | 63 |
| Percent | 56.2 |
| Dp | 53.1 |
| AOR | 1432.3 |
| Performance | 1485.5 |
Rankings (Main)
| National | |
| Overall | 1028 |
| Gender | 946 |
| Age group | 485 |
| Gender/Age | 463 |
| Provincial | |
| Overall | 302 |
| Gender | 276 |
| Age group | 143 |
| Gender/Age | 135 |
| Regional | |
| Overall | 202 |
| Gender | 187 |
| Age group | 108 |
| Gender/Age | 102 |
Rankings (Standard)
| National | |
| Overall | 836 |
| Gender | 776 |
| Age group | 402 |
| Gender/Age | 385 |
| Provincial | |
| Overall | 236 |
| Gender | 219 |
| Age group | 119 |
| Gender/Age | 112 |
| Regional | |
| Overall | 171 |
| Gender | 160 |
| Age group | 94 |
| Gender/Age | 89 |
Rankings (Rapid)
| National | |
| Overall | 2182 |
| Gender | 1781 |
| Age group | 398 |
| Gender/Age | 371 |
| Provincial | |
| Overall | 945 |
| Gender | 756 |
| Age group | 151 |
| Gender/Age | 141 |
| Regional | |
| Overall | 411 |
| Gender | 358 |
| Age group | 88 |
| Gender/Age | 82 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 6 |
| Score | 4.5 |
| Percent | 75 |
| Aor | 1548.7 |
| Dp | 212.5 |
| Prat | 1761.2 |
Performance (12 months)
| Games | 43 |
| Score | 24 |
| Percent | 55.8 |
| Aor | 1511.5 |
| Dp | 49.4 |
| Prat | 1560.9 |
Performance (History)
| Games | 112 |
| Score | 63 |
| Percent | 56.2 |
| Aor | 1432.3 |
| Dp | 53.1 |
| Prat | 1485.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Solomon, AS (Aubrey) | 2 | 0 | 2 | Cape of Good Hope Open 2025 (Advanced) | Western Cape Closed 2025 (B) | Details |
| Overall | 2 | Budge, B (Benjamin) | 2 | 1 | 1 | Chess Challengers Championship – High School 2023 (U18) | Chess Elevation Series 1 2026 (Level 4) | Details |
| Overall | 3 | Matulizo, D (Daniel) | 2 | 1 | 1 | Chess Challengers Championship – High School 2023 (U18) | Westerford Chess Challenger 2024 (U18) | Details |
| Overall | 4 | Gluckman, L (Levi) | 2 | 0 | 2 | CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Boys) | Westerford Chess Challenger 2024 (U18) | Details |
| Overall | 5 | Manning, C (Callan) | 2 | 1 | 1 | Cape of Good Hope Open 2025 (Advanced) | Cape Town Open Chess Festival 2025 (B) | Details |
| Standard | 1 | Hagan, B (Bianca) | 2 | 1 | 1 | 2nd Strategize To Win Round-Robin Tournament ACL 2024 (D) | Chess Elevation Series 1 2026 (Level 4) | Details |
| Standard | 2 | Mhembere, M (Munashe) | 2 | 2 | 0 | 2nd Young Minds Classic 2024 (Intermediate) | Chess Elevation Series 1 2026 (Level 4) | Details |
| Standard | 3 | Solomon, AS (Aubrey) | 2 | 0 | 2 | Cape of Good Hope Open 2025 (Advanced) | Western Cape Closed 2025 (B) | Details |
| Standard | 4 | Brown, SC (Shaun Christo) | 2 | 1 | 1 | Western Cape Closed 2025 (B) | Cape Town Open Chess Festival 2025 (B) | Details |
| Standard | 5 | Zweigenthal, D (Daniel) | 2 | 1 | 1 | Cape of Good Hope Open Chess Tournament 2024 (Intermediate) | Cape Town Masters Challenge 2025 (Advanced) | Details |
| Rapid | 1 | Matulizo, D (Daniel) | 2 | 1 | 1 | Chess Challengers Championship – High School 2023 (U18) | Westerford Chess Challenger 2024 (U18) | Details |