PLAYER PAGE
Onwaba Ngcenge
1100300239Buffalo City (EBC)Personal
Main rating
| Rating | 1266.7 |
| K-factor | 36 |
| Floor | 813.2 |
| Highest | 1313.2 (2025-06-01) |
| Min/Max +/- allowed | 141 |
| Rating Change () | |
| Games | 6 |
| Score | 1.5 |
| We | 2.28 |
| SWe | -0.73 |
| Temp +/- | -26.4 |
| Penalties | 0 |
| Weight perform | 1215.5 |
| Final +/- | -26.4 |
| New Rating () | |
| Rating | 1240.3 |
| K-factor | 36 |
| Floor | 813.2 |
| Highest | 1313.2 (2025-06-01) |
| Min/Max +/- allowed | 141.1 |
Standard rating
| Rating | 1235.8 |
| K-factor | 36 |
| Floor | 787.9 |
| Highest | 1287.9 (2025-06-01) |
| Min/Max +/- allowed | 146.3 |
| Rating Change () | |
| Games | 6 |
| Score | 1.5 |
| We | 2.08 |
| SWe | -0.58 |
| Temp +/- | -21 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -21 |
| New Rating () | |
| Rating | 1214.8 |
| K-factor | 36 |
| Floor | 787.9 |
| Highest | 1287.9 (2025-06-01) |
| Min/Max +/- allowed | 146.3 |
Rapid rating
| Rating | 1199.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 | 1199.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Eastern Cape Open 2026 (U16-U20 Boys) | Standard | 2026-04-11 | 2026-04-12 | Buffalo City (EBC) | 7 | 1266.7 | 6 | 1.5 | 1157.1 | -26.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Buffalo City Chess Trials 3 (U18) | Standard | 2026-03-21 | 2026-03-21 | Buffalo City (EBC) | 5 | 1313.2 | 3 | 0.5 | 993.2 | -35 | Details |
| 2 | 2026 Buffalo City Chess Trials 2 (U18 Boys) | Standard | 2026-02-28 | 2026-02-28 | Buffalo City | 5 | 1313.2 | 3 | 1 | 1215.8 | -11.6 | Details |
| 3 | 2025 Buffalo City Chess Trials 3 (U16) | Standard | 2025-05-10 | 2025-05-10 | Buffalo City (EBC) | 5 | 1274.5 | 5 | 3 | 1314.5 | 3.3 | Details |
| 4 | 2025 Buffalo City Chess Trials 2 (U16) | Standard | 2025-04-12 | 2025-04-12 | Buffalo City (EBC) | 5 | 1174.6 | 5 | 5 | 1737.3 | 55.4 | Details |
| 5 | Rapid Feb 2nd Leg 2025 (U16-Adult) | Rapid | 2025-02-22 | 2025-02-22 | Buffalo City (EBC) | 7 | 1167.4 | 7 | 3 | 1216.6 | 2.9 | Details |
| 6 | Rapid Feb Leg 1 2025 (U16) | Rapid | 2025-02-15 | 2025-02-15 | Buffalo City (EBC) | 7 | 1167.4 | 7 | 3 | 1195.8 | 1.1 | Details |
| 7 | 1st BC Chess Trials 2024 (U16A) | Standard | 2024-03-02 | 2024-03-02 | Buffalo City (EBC) | 5 | 1200 | 5 | 1 | 955.1 | -23.4 | Details |
Game statistics ( )
| Games | 6 |
| Wins | 1 |
| Draws | 1 |
| Losses | 4 |
| White | 3 |
| Black | 3 |
| White wins | 0 |
| Black wins | 1 |
| Score | 1.5 |
| Percent | 25 |
| Dp | -212.5 |
| AOR | 1369.6 |
| Performance | 1157.1 |
Game statistics ()
| Games | 12 |
| Wins | 2 |
| Draws | 2 |
| Losses | 8 |
| White | 7 |
| Black | 5 |
| White wins | 0 |
| Black wins | 2 |
| Score | 3 |
| Percent | 25 |
| Dp | -212.5 |
| AOR | 1343.3 |
| Performance | 1130.8 |
Game statistics (History)
| Games | 41 |
| Wins | 17 |
| Draws | 2 |
| Losses | 22 |
| White | 20 |
| Black | 21 |
| White wins | 5 |
| Black wins | 12 |
| Score | 18 |
| Percent | 43.9 |
| Dp | -51.8 |
| AOR | 1283.3 |
| Performance | 1231.5 |
Rankings (Main)
| National | |
| Overall | 7713 |
| Gender | 6276 |
| Age group | 1212 |
| Gender/Age | 973 |
| Provincial | |
| Overall | 766 |
| Gender | 646 |
| Age group | 141 |
| Gender/Age | 125 |
| Regional | |
| Overall | 260 |
| Gender | 216 |
| Age group | 51 |
| Gender/Age | 48 |
Rankings (Standard)
| National | |
| Overall | 8236 |
| Gender | 6513 |
| Age group | 1353 |
| Gender/Age | 1065 |
| Provincial | |
| Overall | 832 |
| Gender | 676 |
| Age group | 155 |
| Gender/Age | 133 |
| Regional | |
| Overall | 304 |
| Gender | 244 |
| Age group | 63 |
| Gender/Age | 58 |
Rankings (Rapid)
| National | |
| Overall | 4332 |
| Gender | 3377 |
| Age group | 598 |
| Gender/Age | 465 |
| Provincial | |
| Overall | 423 |
| Gender | 349 |
| Age group | 77 |
| Gender/Age | 66 |
| Regional | |
| Overall | 133 |
| Gender | 103 |
| Age group | 26 |
| Gender/Age | 24 |
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 | 6 |
| Score | 1.5 |
| Percent | 25 |
| Aor | 1369.6 |
| Dp | -212.5 |
| Prat | 1157.1 |
Performance ()
| Games | 12 |
| Score | 3 |
| Percent | 25 |
| Aor | 1343.3 |
| Dp | -212.5 |
| Prat | 1130.8 |
Performance (12 months)
| Games | 17 |
| Score | 6 |
| Percent | 35.3 |
| Aor | 1309.8 |
| Dp | -125 |
| Prat | 1184.8 |
Performance (History)
| Games | 41 |
| Score | 18 |
| Percent | 43.9 |
| Aor | 1283.3 |
| Dp | -51.8 |
| Prat | 1231.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Kasa, K (Konke) | 2 | 1 | 1 | Rapid Feb Leg 1 2025 (U16) | 2025 Buffalo City Chess Trials 3 (U16) | Details |
| Overall | 2 | Mjanyana, K (Kazimla) | 2 | 1 | 1 | Rapid Feb Leg 1 2025 (U16) | 2025 Buffalo City Chess Trials 2 (U16) | Details |