PLAYER PAGE
Alissa Grobbelaar
2190328203Overberg (WOS)Personal
Main rating
| Rating | 1168 |
| K-factor | 40 |
| Floor | 699 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 6 |
| Score | 3 |
| We | 2.8 |
| SWe | 0.12 |
| Temp +/- | 4.9 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 4.9 |
| New Rating () | |
| Rating | 1172.9 |
| K-factor | 40 |
| Floor | 699 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
Standard rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
| 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 | 40 |
| Floor | 700 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
Rapid rating
| Rating | 1142.1 |
| K-factor | 40 |
| Floor | 699 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
| Rating Change () | |
| Games | 6 |
| Score | 3 |
| We | 2.63 |
| SWe | 0.37 |
| Temp +/- | 14.7 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 14.7 |
| New Rating () | |
| Rating | 1156.8 |
| K-factor | 40 |
| Floor | 699 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
Blitz rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
| 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 | 40 |
| Floor | 700 |
| Highest | 1199 (2025-09-24) |
| Min/Max +/- allowed | 166.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) | Rapid | 2026-02-28 | 2026-02-28 | Overberg | 6 | 1168 | 6 | 3 | 1196.9 | 4.9 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Overberg Schools Open Championship 2026 (U7) | Rapid | 2026-01-31 | 2026-01-31 | Overberg (WOS) | 5 | 1172.7 | 4 | 2.5 | 1303.9 | 0 | Details |
| 2 | Curro Hermanus Spring Open 2025 (U7) | Rapid | 2025-10-18 | 2025-10-18 | Overberg (WOS) | 6 | 1198.6 | 6 | 0 | 790.7 | 0 | Details |
| 3 | Kingsway Chess Open 2025 (Beginners) | Rapid | 2025-09-20 | 2025-09-20 | Overberg (WOS) | 6 | 1200 | 5 | 1.5 | 1029.7 | 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 | 10 |
| Wins | 3 |
| Draws | 5 |
| Losses | 2 |
| White | 5 |
| Black | 5 |
| White wins | 2 |
| Black wins | 1 |
| Score | 5.5 |
| Percent | 55 |
| Dp | 42.5 |
| AOR | 1197.2 |
| Performance | 1239.7 |
Game statistics (History)
| Games | 21 |
| Wins | 4 |
| Draws | 6 |
| Losses | 11 |
| White | 10 |
| Black | 11 |
| White wins | 3 |
| Black wins | 1 |
| Score | 7 |
| Percent | 33.3 |
| Dp | -141.7 |
| AOR | 1203.1 |
| Performance | 1061.4 |
Rankings (Main)
| National | |
| Overall | 16437 |
| Gender | 3895 |
| Age group | 84 |
| Gender/Age | 27 |
| Provincial | |
| Overall | 4807 |
| Gender | 1233 |
| Age group | 46 |
| Gender/Age | 17 |
| Regional | |
| Overall | 449 |
| Gender | 155 |
| Age group | 3 |
| Gender/Age | 2 |
Rankings (Standard)
| 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 (Rapid)
| National | |
| Overall | 5880 |
| Gender | 1514 |
| Age group | 15 |
| Gender/Age | 7 |
| Provincial | |
| Overall | 2342 |
| Gender | 631 |
| Age group | 9 |
| Gender/Age | 5 |
| Regional | |
| Overall | 384 |
| Gender | 143 |
| Age group | 3 |
| Gender/Age | 2 |
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 | 10 |
| Score | 5.5 |
| Percent | 55 |
| Aor | 1197.2 |
| Dp | 42.5 |
| Prat | 1239.7 |
Performance (12 months)
| Games | 21 |
| Score | 7 |
| Percent | 33.3 |
| Aor | 1203.1 |
| Dp | -141.7 |
| Prat | 1061.4 |
Performance (History)
| Games | 21 |
| Score | 7 |
| Percent | 33.3 |
| Aor | 1203.1 |
| Dp | -141.7 |
| Prat | 1061.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | De Villiers, AJ (Albertus Johannes) | 2 | 0 | 2 | Kingsway Chess Open 2025 (Beginners) | Overberg Schools Open Championship 2026 (U7) | Details |
| Overall | 2 | Biggs, E (Eryn) | 2 | 1 | 1 | Curro Hermanus Spring Open 2025 (U7) | Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) | Details |
| Overall | 3 | Oosthuizen, K (Kara) | 2 | 1 | 1 | Overberg Schools Open Championship 2026 (U7) | Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) | Details |
| Rapid | 1 | De Villiers, AJ (Albertus Johannes) | 2 | 0 | 2 | Kingsway Chess Open 2025 (Beginners) | Overberg Schools Open Championship 2026 (U7) | Details |
| Rapid | 2 | Biggs, E (Eryn) | 2 | 1 | 1 | Curro Hermanus Spring Open 2025 (U7) | Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) | Details |
| Rapid | 3 | Oosthuizen, K (Kara) | 2 | 1 | 1 | Overberg Schools Open Championship 2026 (U7) | Overberg Schools Primary School Trials (Region 1) 2026 (U7 Mixed) | Details |