PLAYER PAGE
Mason Rooza
1170330829Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1313.7 |
| K-factor | 36 |
| Floor | 813.7 |
| Highest | 1313.7 (2026-07-01) |
| Min/Max +/- allowed | 141 |
| Rating Change () | |
| Games | 10 |
| Score | 6 |
| We | 7.94 |
| SWe | -1.84 |
| Temp +/- | -66.2 |
| Penalties | 0 |
| Weight perform | 1178.9 |
| Final +/- | -66.2 |
| New Rating () | |
| Rating | 1247.5 |
| K-factor | 36 |
| Floor | 813.7 |
| Highest | 1313.7 (2026-07-01) |
| Min/Max +/- allowed | 141 |
Standard rating
| Rating | 1329.3 |
| K-factor | 36 |
| Floor | 829.3 |
| Highest | 1329.3 (2026-07-01) |
| Min/Max +/- allowed | 137.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1329.3 |
| K-factor | 36 |
| Floor | 829.3 |
| Highest | 1329.3 (2026-07-01) |
| Min/Max +/- allowed | 137.9 |
Rapid rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
| Rating Change () | |
| Games | 10 |
| Score | 6 |
| We | 7.7 |
| SWe | -2.46 |
| Temp +/- | -98.5 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -98.5 |
| New Rating () | |
| Rating | 1101.5 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
Blitz rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| 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 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Gauteng Top Schools Teams 2026 (U9) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1313.7 | 5 | 2 | 1052.2 | -36.3 | Details |
| 2 | Mzansi Spring Flower Rapid 2026 (U10) | Rapid | 2026-09-19 | 2026-09-19 | Johannesburg Metro (GJM) | 5 | 1313.7 | 5 | 4 | 1136.1 | -13.8 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JMC Trinityhouse Randpark Ridge 2026 (U10) | Standard | 2026-06-27 | 2026-06-27 | Johannesburg Metro (GJM) | 5 | 1295.8 | 5 | 3 | 1404.9 | 17.9 | Details |
| 2 | Fifth Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Standard | 2026-05-02 | 2026-05-02 | Johannesburg Metro (GJM) | 5 | 1229.8 | 5 | 4 | 1614 | 66.1 | Details |
| 3 | 3rd Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Standard | 2026-03-08 | 2026-03-08 | Johannesburg Metro (GJM) | 5 | 1195.9 | 5 | 3 | 1363.2 | 33.9 | Details |
| 4 | 2026 JMC Kick off Tournament (U10) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1200 | 4 | 0 | 871.3 | -25.7 | 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 | 29 |
| Wins | 16 |
| Draws | 0 |
| Losses | 13 |
| White | 15 |
| Black | 14 |
| White wins | 10 |
| Black wins | 6 |
| Score | 16 |
| Percent | 55.2 |
| Dp | 44 |
| AOR | 1209.1 |
| Performance | 1253 |
Game statistics (History)
| Games | 29 |
| Wins | 16 |
| Draws | 0 |
| Losses | 13 |
| White | 15 |
| Black | 14 |
| White wins | 10 |
| Black wins | 6 |
| Score | 16 |
| Percent | 55.2 |
| Dp | 44 |
| AOR | 1209.1 |
| Performance | 1253 |
Rankings (Main)
| National | |
| Overall | 5720 |
| Gender | 4699 |
| Age group | 274 |
| Gender/Age | 216 |
| Provincial | |
| Overall | 1947 |
| Gender | 1599 |
| Age group | 102 |
| Gender/Age | 79 |
| Regional | |
| Overall | 524 |
| Gender | 447 |
| Age group | 33 |
| Gender/Age | 24 |
Rankings (Standard)
| National | |
| Overall | 4652 |
| Gender | 3827 |
| Age group | 235 |
| Gender/Age | 187 |
| Provincial | |
| Overall | 1648 |
| Gender | 1366 |
| Age group | 86 |
| Gender/Age | 70 |
| Regional | |
| Overall | 452 |
| Gender | 385 |
| Age group | 30 |
| Gender/Age | 23 |
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 | 29 |
| Score | 16 |
| Percent | 55.2 |
| Aor | 1209.1 |
| Dp | 44 |
| Prat | 1253 |
Performance (12 months)
| Games | 29 |
| Score | 16 |
| Percent | 55.2 |
| Aor | 1209.1 |
| Dp | 44 |
| Prat | 1253 |
Performance (History)
| Games | 29 |
| Score | 16 |
| Percent | 55.2 |
| Aor | 1209.1 |
| Dp | 44 |
| Prat | 1253 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mkhasibe, N (Njabulo) | 2 | 2 | 0 | Fifth Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | JMC Trinityhouse Randpark Ridge 2026 (U10) | Details |
| Overall | 2 | Mfazwe, P (Phumla) | 2 | 2 | 0 | 2026 JMC Kick off Tournament (U10) | Fifth Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Details |
| Standard | 1 | Mkhasibe, N (Njabulo) | 2 | 2 | 0 | Fifth Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | JMC Trinityhouse Randpark Ridge 2026 (U10) | Details |
| Standard | 2 | Mfazwe, P (Phumla) | 2 | 2 | 0 | 2026 JMC Kick off Tournament (U10) | Fifth Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Details |