PLAYER PAGE
Rebecca Ayerst
2150306411Nelson Mandela Bay (ENM)Personal
Main rating
| Rating | 1196 |
| K-factor | 36 |
| Floor | 719.6 |
| Highest | 1219.6 (2025-06-01) |
| Min/Max +/- allowed | 161 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 1.41 |
| SWe | 0.49 |
| Temp +/- | 17.7 |
| Penalties | 0 |
| Weight perform | 1221.2 |
| Final +/- | +25.2 |
| New Rating () | |
| Rating | 1221.2 |
| K-factor | 36 |
| Floor | 721.2 |
| Highest | 1221.2 (2026-04-01) |
| Min/Max +/- allowed | 160.9 |
Standard rating
| Rating | 1194 |
| K-factor | 36 |
| Floor | 726.4 |
| Highest | 1226.4 (2025-06-01) |
| Min/Max +/- allowed | 159.7 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 1.37 |
| SWe | 0.63 |
| Temp +/- | 22.5 |
| Penalties | 0 |
| Weight perform | 1221.2 |
| Final +/- | +27.1 |
| New Rating () | |
| Rating | 1221.2 |
| K-factor | 36 |
| Floor | 726.4 |
| Highest | 1226.4 (2025-06-01) |
| Min/Max +/- allowed | 159.7 |
Rapid rating
| Rating | 1187.7 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-11-01) |
| 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 | 1187.7 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-11-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-07-01) |
| 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 (2024-07-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | NMBCU Trials 3 2026 (U12) | Standard | 2026-04-18 | 2026-04-18 | Nelson Mandela Bay (ENM) | 5 | 1196 | 5 | 2 | 1291.7 | 17.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Pearson Chess Festival 2026 (C) | Standard | 2026-02-27 | 2026-02-28 | Nelson Mandela Bay (ENM) | 5 | 1196.8 | 5 | 2.5 | 1373.8 | 17.8 | Details |
| 2 | NMBCU Trial 1 2026 (U12) | Standard | 2026-02-20 | 2026-02-21 | Nelson Mandela Bay (ENM) | 5 | 1196.8 | 4 | 1 | 1067.7 | -10.3 | Details |
| 3 | 2025 Mzansi Individual Championships (U12 Girls) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1203 | 6 | 2 | 1164.5 | -5.6 | Details |
| 4 | 2025 Mzansi Inter Provincial Team Championships (U12 Combined) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1203 | 5 | 1.5 | 1092.5 | -11.6 | Details |
| 5 | EC Closed 2025 (U12 Girls) | Standard | 2025-09-06 | 2025-09-07 | Nelson Mandela Bay (ENM) | 6 | 1200.4 | 6 | 2 | 1226.3 | 3.2 | Details |
| 6 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | Standard | 2025-07-10 | 2025-07-11 | Amathole (EAL) | 5 | 1200.1 | 4 | 0 | 882 | -24.9 | Details |
| 7 | NMBCU Closed 2025 (U12) | Standard | 2025-06-13 | 2025-06-14 | Nelson Mandela Bay (ENM) | 6 | 1219.6 | 4 | 0.5 | 1019.3 | -15.8 | Details |
| 8 | Karen Ashworth 2025 (C) | Standard | 2025-04-26 | 2025-04-26 | Nelson Mandela Bay (ENM) | 5 | 1206.9 | 5 | 3 | 1286.1 | 7 | Details |
| 9 | Pearson High Chess Festival 2025 (C) | Standard | 2025-02-21 | 2025-02-22 | Nelson Mandela Bay (ENM) | 5 | 1197 | 5 | 2 | 1262.1 | 5.5 | Details |
| 10 | Willow Academy 2024 (C) | Rapid | 2024-06-22 | 2024-06-22 | Nelson Mandela Bay (ENM) | 6 | 1200 | 6 | 2.5 | 1170.8 | -2.7 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| AOR | 1376.7 |
| Performance | 1291.7 |
Game statistics ()
| Games | 14 |
| Wins | 5 |
| Draws | 1 |
| Losses | 8 |
| White | 6 |
| Black | 8 |
| White wins | 3 |
| Black wins | 2 |
| Score | 5.5 |
| Percent | 39.3 |
| Dp | -91.1 |
| AOR | 1348.1 |
| Performance | 1257 |
Game statistics (History)
| Games | 55 |
| Wins | 17 |
| Draws | 4 |
| Losses | 34 |
| White | 29 |
| Black | 26 |
| White wins | 10 |
| Black wins | 7 |
| Score | 19 |
| Percent | 34.5 |
| Dp | -131.4 |
| AOR | 1309.1 |
| Performance | 1177.8 |
Rankings (Main)
| National | |
| Overall | 13908 |
| Gender | 3063 |
| Age group | 1848 |
| Gender/Age | 475 |
| Provincial | |
| Overall | 1348 |
| Gender | 276 |
| Age group | 146 |
| Gender/Age | 43 |
| Regional | |
| Overall | 336 |
| Gender | 48 |
| Age group | 30 |
| Gender/Age | 6 |
Rankings (Standard)
| National | |
| Overall | 11082 |
| Gender | 2553 |
| Age group | 1465 |
| Gender/Age | 394 |
| Provincial | |
| Overall | 1121 |
| Gender | 242 |
| Age group | 125 |
| Gender/Age | 37 |
| Regional | |
| Overall | 272 |
| Gender | 42 |
| Age group | 27 |
| Gender/Age | 6 |
Rankings (Rapid)
| 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 |
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 | 5 |
| Score | 2 |
| Percent | 40 |
| Aor | 1376.7 |
| Dp | -85 |
| Prat | 1291.7 |
Performance ()
| Games | 14 |
| Score | 5.5 |
| Percent | 39.3 |
| Aor | 1348.1 |
| Dp | -91.1 |
| Prat | 1257 |
Performance (12 months)
| Games | 44 |
| Score | 14.5 |
| Percent | 33 |
| Aor | 1314 |
| Dp | -144.9 |
| Prat | 1169.1 |
Performance (History)
| Games | 55 |
| Score | 19 |
| Percent | 34.5 |
| Aor | 1309.1 |
| Dp | -131.4 |
| Prat | 1177.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | King, J (Jaymie) | 2 | 1 | 1 | Willow Academy 2024 (C) | NMBCU Closed 2025 (U12) | Details |
| Overall | 2 | Van Dyk, B (Ben) | 2 | 2 | 0 | Karen Ashworth 2025 (C) | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | Details |
| Overall | 3 | Borriero, L (Luca) | 2 | 1 | 1 | NMBCU Trial 1 2026 (U12) | Pearson Chess Festival 2026 (C) | Details |
| Overall | 4 | Armstrong, I (Isabella) | 2 | 1 | 1 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | EC Closed 2025 (U12 Girls) | Details |
| Standard | 1 | Van Dyk, B (Ben) | 2 | 2 | 0 | Karen Ashworth 2025 (C) | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | Details |
| Standard | 2 | Borriero, L (Luca) | 2 | 1 | 1 | NMBCU Trial 1 2026 (U12) | Pearson Chess Festival 2026 (C) | Details |
| Standard | 3 | Armstrong, I (Isabella) | 2 | 1 | 1 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U12) | EC Closed 2025 (U12 Girls) | Details |