PLAYER PAGE
Yufei Ji
1180319795Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1274 |
| K-factor | 36 |
| Floor | 774 |
| Highest | 1274 (2026-02-28) |
| Min/Max +/- allowed | 149 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1274 |
| K-factor | 36 |
| Floor | 774 |
| Highest | 1274 (2026-02-28) |
| Min/Max +/- allowed | 149.2 |
Standard rating
| Rating | 1271.1 |
| K-factor | 36 |
| Floor | 771.1 |
| Highest | 1271.1 (2026-02-28) |
| Min/Max +/- allowed | 149.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1271.1 |
| K-factor | 36 |
| Floor | 771.1 |
| Highest | 1271.1 (2026-02-28) |
| Min/Max +/- allowed | 149.8 |
Rapid rating
| Rating | 1239.2 |
| K-factor | 36 |
| Floor | 739.2 |
| Highest | 1239.2 (2025-11-30) |
| Min/Max +/- allowed | 156.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1239.2 |
| K-factor | 36 |
| Floor | 739.2 |
| Highest | 1239.2 (2025-11-30) |
| Min/Max +/- allowed | 156.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-06-01) |
| 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 (2025-06-01) |
| 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 | 2nd Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Standard | 2026-02-21 | 2026-02-21 | Johannesburg Metro (GJM) | 5 | 1233 | 5 | 3 | 1390.4 | 0 | Details |
| 2 | 2026 JMC Kick off Tournament (U10) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1233 | 5 | 2 | 1296.7 | 0 | Details |
| 3 | MCA Year End Rapid 2025 (U8) | Rapid | 2025-11-01 | 2025-11-01 | Johannesburg Metro (GJM) | 7 | 1199.9 | 6 | 4 | 1395.6 | 0 | Details |
| 4 | CPH May 2025 (E) | Standard | 2025-05-03 | 2025-05-03 | Johannesburg Metro (GJM) | 5 | 1200 | 5 | 2 | 1133.7 | 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 | 5 |
| Draws | 0 |
| Losses | 5 |
| White | 4 |
| Black | 6 |
| White wins | 2 |
| Black wins | 3 |
| Score | 5 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1343.5 |
| Performance | 1343.5 |
Game statistics (History)
| Games | 21 |
| Wins | 11 |
| Draws | 0 |
| Losses | 10 |
| White | 9 |
| Black | 12 |
| White wins | 4 |
| Black wins | 7 |
| Score | 11 |
| Percent | 52.4 |
| Dp | 20.2 |
| AOR | 1288.2 |
| Performance | 1308.4 |
Rankings (Main)
| National | |
| Overall | 7071 |
| Gender | 5803 |
| Age group | 247 |
| Gender/Age | 194 |
| Provincial | |
| Overall | 2410 |
| Gender | 1967 |
| Age group | 84 |
| Gender/Age | 64 |
| Regional | |
| Overall | 627 |
| Gender | 536 |
| Age group | 33 |
| Gender/Age | 25 |
Rankings (Standard)
| National | |
| Overall | 6333 |
| Gender | 5146 |
| Age group | 227 |
| Gender/Age | 169 |
| Provincial | |
| Overall | 2286 |
| Gender | 1855 |
| Age group | 83 |
| Gender/Age | 62 |
| Regional | |
| Overall | 569 |
| Gender | 483 |
| Age group | 33 |
| Gender/Age | 25 |
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 | 10 |
| Score | 5 |
| Percent | 50 |
| Aor | 1343.5 |
| Dp | 0 |
| Prat | 1343.5 |
Performance (12 months)
| Games | 21 |
| Score | 11 |
| Percent | 52.4 |
| Aor | 1288.2 |
| Dp | 20.2 |
| Prat | 1308.4 |
Performance (History)
| Games | 21 |
| Score | 11 |
| Percent | 52.4 |
| Aor | 1288.2 |
| Dp | 20.2 |
| Prat | 1308.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Malemane, A (Atlehang Faith) | 2 | 1 | 1 | 2026 JMC Kick off Tournament (U10) | 2nd Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Details |
| Overall | 2 | Hsu, E (Emily) | 2 | 2 | 0 | CPH May 2025 (E) | 2026 JMC Kick off Tournament (U10) | Details |
| Standard | 1 | Malemane, A (Atlehang Faith) | 2 | 1 | 1 | 2026 JMC Kick off Tournament (U10) | 2nd Knight Riders Juniors Open Chess Tournament 2026 (U8+U10) | Details |
| Standard | 2 | Hsu, E (Emily) | 2 | 2 | 0 | CPH May 2025 (E) | 2026 JMC Kick off Tournament (U10) | Details |