PLAYER PAGE
Zechariah Osman
1120158752Gert Sibande (MGS)Personal
Main rating
| Rating | 1300.1 |
| K-factor | 36 |
| Floor | 800.1 |
| Highest | 1437.9 (2023-07-01) |
| Min/Max +/- allowed | 118 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1142.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1300.1 |
| K-factor | 36 |
| Floor | 800.1 |
| Highest | 1437.9 (2023-07-01) |
| Min/Max +/- allowed | 118.1 |
Standard 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 |
Rapid rating
| Rating | 1359.8 |
| K-factor | 36 |
| Floor | 859.8 |
| Highest | 1543.8 (2023-07-01) |
| Min/Max +/- allowed | 101.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1202.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1359.8 |
| K-factor | 36 |
| Floor | 859.8 |
| Highest | 1543.8 (2023-07-01) |
| Min/Max +/- allowed | 101.6 |
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 | Rookies Tournament Secunda 2025 (U13) | Rapid | 2025-08-08 | 2025-08-08 | Gert Sibande (MGS) | 5 | 1268 | 5 | 4 | 1528.1 | 0 | Details |
| 2 | Top Schools Gert Sibande 2024 (U13) | Rapid | 2024-08-16 | 2024-08-16 | Gert Sibande (MGS) | 5 | 1263.7 | 5 | 3 | 1288.2 | 0 | Details |
| 3 | Govan Mbeki 2024 (U13) | Rapid | 2024-08-02 | 2024-08-02 | Gert Sibande (MGS) | 5 | 1263.7 | 5 | 3 | 1287.3 | 0 | Details |
| 4 | Govin Mbeki Teams Chess Tournament 2023 (U11) | Rapid | 2023-08-18 | 2023-08-18 | Gert Sibande (MGS) | 5 | 1238.9 | 5 | 3.5 | 1427.4 | 0 | Details |
| 5 | Hoëveldgroep 2023 (O11) | Rapid | 2023-07-28 | 2023-07-28 | Gert Sibande (MGS) | 5 | 1200 | 5 | 4 | 1499.7 | 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 | 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 | 25 |
| Wins | 17 |
| Draws | 1 |
| Losses | 7 |
| White | 13 |
| Black | 12 |
| White wins | 10 |
| Black wins | 7 |
| Score | 17.5 |
| Percent | 70 |
| Dp | 170 |
| AOR | 1236.1 |
| Performance | 1406.1 |
Rankings (Main)
| National | |
| Overall | 5988 |
| Gender | 4948 |
| Age group | 1008 |
| Gender/Age | 779 |
| Provincial | |
| Overall | 184 |
| Gender | 161 |
| Age group | 37 |
| Gender/Age | 29 |
| Regional | |
| Overall | 65 |
| Gender | 57 |
| Age group | 21 |
| Gender/Age | 16 |
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 | 1145 |
| Gender | 975 |
| Age group | 221 |
| Gender/Age | 168 |
| Provincial | |
| Overall | 42 |
| Gender | 35 |
| Age group | 18 |
| Gender/Age | 14 |
| Regional | |
| Overall | 36 |
| Gender | 29 |
| Age group | 18 |
| Gender/Age | 14 |
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 | 5 |
| Score | 4 |
| Percent | 80 |
| Aor | 1273.1 |
| Dp | 255 |
| Prat | 1528.1 |
Performance (History)
| Games | 25 |
| Score | 17.5 |
| Percent | 70 |
| Aor | 1236.1 |
| Dp | 170 |
| Prat | 1406.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Coetzee, M (Markus) | 3 | 2 | 1 | Hoëveldgroep 2023 (O11) | Rookies Tournament Secunda 2025 (U13) | Details |
| Overall | 2 | Mtsweni, L (Lungelo) | 3 | 0 | 3 | Hoëveldgroep 2023 (O11) | Rookies Tournament Secunda 2025 (U13) | Details |
| Rapid | 1 | Coetzee, M (Markus) | 3 | 2 | 1 | Hoëveldgroep 2023 (O11) | Rookies Tournament Secunda 2025 (U13) | Details |
| Rapid | 2 | Mtsweni, L (Lungelo) | 3 | 0 | 3 | Hoëveldgroep 2023 (O11) | Rookies Tournament Secunda 2025 (U13) | Details |