PLAYER PAGE
Gideon Grobbelaar
1100105051Ekurhuleni (GE)Personal
Main rating
| Rating | 1245 |
| K-factor | 36 |
| Floor | 776.3 |
| Highest | 1276.3 (2025-09-01) |
| Min/Max +/- allowed | 149 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1113.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1245 |
| K-factor | 36 |
| Floor | 776.3 |
| Highest | 1276.3 (2025-09-01) |
| Min/Max +/- allowed | 148.7 |
Standard rating
| Rating | 1218.4 |
| K-factor | 36 |
| Floor | 747.2 |
| Highest | 1247.2 (2025-09-01) |
| Min/Max +/- allowed | 155 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1008.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1218.4 |
| K-factor | 36 |
| Floor | 747.2 |
| Highest | 1247.2 (2025-09-01) |
| Min/Max +/- allowed | 155 |
Rapid rating
| Rating | 1259.3 |
| K-factor | 36 |
| Floor | 759.3 |
| Highest | 1595.6 (2024-07-01) |
| Min/Max +/- allowed | 94.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1259.3 |
| K-factor | 36 |
| Floor | 759.3 |
| Highest | 1595.6 (2024-07-01) |
| Min/Max +/- allowed | 94.4 |
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 | 2025 Gauteng Top Schools Teams (U15) | Standard | 2025-08-30 | 2025-08-30 | Tshwane (GTP) | 5 | 1276.3 | 5 | 1 | 1073.7 | 0 | Details |
| 2 | Ekurhuleni North Schools Teams 2025 (U15 Open) | Standard | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1246.4 | 5 | 3 | 1356.3 | 0 | Details |
| 3 | Kempton Park Team Clusters LS 2025 (High Schools) | Rapid | 2025-07-26 | 2025-07-26 | Ekurhuleni (GE) | 4 | 1246.4 | 4 | 2.5 | 1338.2 | 0 | Details |
| 4 | Ekurhuleni North Schools Finals - Teams 2024 (U15 Open) | Standard | 2024-08-03 | 2024-08-03 | Ekurhuleni (GE) | 5 | 1226.7 | 4 | 3 | 1364.8 | 0 | Details |
| 5 | Kempton Park Cluster Teams 2024 (U15) | Rapid | 2024-07-13 | 2024-07-13 | Ekurhuleni (GE) | 3 | 1193.9 | 3 | 3 | 1612.1 | 0 | Details |
| 6 | Ekurhuleni-North Schools Teams 2022 (U13 Reserves) | Standard | 2022-08-06 | 2022-08-06 | Ekurhuleni (GE) | 5 | 1178.7 | 3 | 2 | 1313.1 | 0 | Details |
| 7 | ACB Premier 2022 (Primary School) | Standard | 2022-03-19 | 2022-03-19 | Ekurhuleni (GE) | 5 | 1208 | 4 | 1 | 999.9 | 0 | Details |
| 8 | 2018 Gauteng League Final (U9) | Standard | 2018-08-24 | 2018-08-24 | Tshwane (GTP) | 5 | 1200 | 5 | 2 | 1075.8 | 0 | Details |
| 9 | Ekurhuleni North District Schools Final 2018 (U9) | Standard | 2018-08-04 | 2018-08-04 | Ekurhuleni (GE) | 5 | 1200 | 5 | 3.5 | 1379 | 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 | 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 (History)
| Games | 38 |
| Wins | 18 |
| Draws | 6 |
| Losses | 14 |
| White | 19 |
| Black | 19 |
| White wins | 10 |
| Black wins | 8 |
| Score | 21 |
| Percent | 55.3 |
| Dp | 44.7 |
| AOR | 1218.7 |
| Performance | 1263.5 |
Rankings (Main)
| National | |
| Overall | 8682 |
| Gender | 7033 |
| Age group | 1386 |
| Gender/Age | 1103 |
| Provincial | |
| Overall | 2952 |
| Gender | 2380 |
| Age group | 518 |
| Gender/Age | 419 |
| Regional | |
| Overall | 678 |
| Gender | 516 |
| Age group | 133 |
| Gender/Age | 104 |
Rankings (Standard)
| National | |
| Overall | 8837 |
| Gender | 6965 |
| Age group | 1451 |
| Gender/Age | 1133 |
| Provincial | |
| Overall | 3162 |
| Gender | 2468 |
| Age group | 568 |
| Gender/Age | 450 |
| Regional | |
| Overall | 652 |
| Gender | 475 |
| Age group | 134 |
| Gender/Age | 102 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 14 |
| Score | 6.5 |
| Percent | 46.4 |
| Aor | 1280.6 |
| Dp | -30.4 |
| Prat | 1250.2 |
Performance (History)
| Games | 38 |
| Score | 21 |
| Percent | 55.3 |
| Aor | 1218.7 |
| Dp | 44.7 |
| Prat | 1263.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Stoter, A (Anthony) | 2 | 1 | 1 | Kempton Park Cluster Teams 2024 (U15) | Ekurhuleni North Schools Finals - Teams 2024 (U15 Open) | Details |