PLAYER PAGE
David Mayanga
1140308307Ekurhuleni (GE)Personal
Main rating
| Rating | 1419.6 |
| K-factor | 32 |
| Floor | 919.6 |
| Highest | 1419.6 (2026-07-01) |
| Min/Max +/- allowed | 121 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.74 |
| SWe | -0.62 |
| Temp +/- | -19.7 |
| Penalties | 0 |
| Weight perform | 1341.3 |
| Final +/- | -19.7 |
| New Rating () | |
| Rating | 1399.9 |
| K-factor | 32 |
| Floor | 919.6 |
| Highest | 1419.6 (2026-07-01) |
| Min/Max +/- allowed | 121.3 |
Standard rating
| Rating | 1334.5 |
| K-factor | 36 |
| Floor | 834.5 |
| Highest | 1334.5 (2026-07-01) |
| Min/Max +/- allowed | 136.9 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.41 |
| SWe | -0.41 |
| Temp +/- | -14.8 |
| Penalties | 0 |
| Weight perform | 1288.8 |
| Final +/- | -14.8 |
| New Rating () | |
| Rating | 1319.7 |
| K-factor | 36 |
| Floor | 834.5 |
| Highest | 1334.5 (2026-07-01) |
| Min/Max +/- allowed | 136.9 |
Rapid rating
| Rating | 1316.3 |
| K-factor | 36 |
| Floor | 816.3 |
| Highest | 1316.3 (2026-07-01) |
| Min/Max +/- allowed | 140.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1316.3 |
| K-factor | 36 |
| Floor | 816.3 |
| Highest | 1316.3 (2026-07-01) |
| Min/Max +/- allowed | 140.5 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-07-01) |
| 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 (2024-07-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Ekurhuleni Closed 2026 (E) | Standard | 2026-09-19 | 2026-09-19 | Ekurhuleni (GE) | 5 | 1419.6 | 4 | 1 | 1262.4 | -19.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Ekurhuleni 2nd Trial 2026 (F) | Standard | 2026-06-20 | 2026-06-20 | Ekurhuleni (GE) | 5 | 1342.9 | 5 | 3 | 1488.6 | 26.7 | Details |
| 2 | Benoni Cluster Laerskole Teams Mix 2026 (U13) | Rapid | 2026-06-13 | 2026-06-13 | Ekurhuleni (GE) | 5 | 1342.9 | 5 | 3 | 1438.4 | 12.8 | Details |
| 3 | Ekurhuleni North District Individuals 2026 (U13 Boys) | Standard | 2026-05-09 | 2026-05-09 | Ekurhuleni (GE) | 5 | 1300.5 | 4 | 2 | 1405.7 | 14.6 | Details |
| 4 | Benoni Laerskole Cluster 2026 (U13 Boys) | Rapid | 2026-04-25 | 2026-04-25 | Ekurhuleni (GE) | 5 | 1234 | 5 | 4 | 1679.3 | 51.8 | Details |
| 5 | Chess Power House Boksburg Open 2026 (C) | Standard | 2026-03-13 | 2026-03-13 | Ekurhuleni (GE) | 5 | 1246.8 | 5 | 1.5 | 1182 | -12.8 | Details |
| 6 | Chess Molecules Rapid 2025 (C) | Rapid | 2025-09-20 | 2025-09-20 | Ekurhuleni (GE) | 5 | 1268.8 | 5 | 2 | 1177.6 | -7 | Details |
| 7 | Ekurhuleni Trial 4 2025 (F) | Standard | 2025-09-21 | 2025-09-21 | Ekurhuleni (GE) | 5 | 1262 | 5 | 2 | 1254.1 | -1.5 | Details |
| 8 | Benoni Primary School Cluster Teams 2025 (U11A) | Rapid | 2025-08-02 | 2025-08-02 | Ekurhuleni (GE) | 7 | 1182.5 | 6 | 4 | 1409.4 | 20.3 | Details |
| 9 | Ekurhuleni Trials 2025 (F) | Standard | 2025-07-26 | 2025-07-26 | Ekurhuleni (GE) | 5 | 1182.5 | 5 | 3 | 1436.2 | 23.9 | Details |
| 10 | Ekurhuleni Trial 2 2025 (F) | Standard | 2025-06-21 | 2025-06-21 | Ekurhuleni (GE) | 5 | 1178 | 5 | 2 | 1212 | 2.5 | Details |
| 11 | Ekurhuleni Trials 2025 (F) | Standard | 2025-05-24 | 2025-05-24 | Ekurhuleni (GE) | 5 | 1181.6 | 5 | 1 | 1033.9 | -15.3 | Details |
| 12 | Ekurhuleni Trails 2 2024 (U12) | Standard | 2024-07-27 | 2024-07-27 | Ekurhuleni (GE) | 5 | 1200 | 5 | 1.5 | 1003.4 | -19.8 | 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 | 28 |
| Wins | 14 |
| Draws | 1 |
| Losses | 13 |
| White | 14 |
| Black | 14 |
| White wins | 8 |
| Black wins | 6 |
| Score | 14.5 |
| Percent | 51.8 |
| Dp | 15.2 |
| AOR | 1399.6 |
| Performance | 1414.8 |
Game statistics (History)
| Games | 64 |
| Wins | 29 |
| Draws | 2 |
| Losses | 33 |
| White | 34 |
| Black | 30 |
| White wins | 14 |
| Black wins | 15 |
| Score | 30 |
| Percent | 46.9 |
| Dp | -26.6 |
| AOR | 1333.7 |
| Performance | 1307.1 |
Rankings (Main)
| National | |
| Overall | 3199 |
| Gender | 2721 |
| Age group | 384 |
| Gender/Age | 282 |
| Provincial | |
| Overall | 1103 |
| Gender | 941 |
| Age group | 123 |
| Gender/Age | 95 |
| Regional | |
| Overall | 176 |
| Gender | 146 |
| Age group | 24 |
| Gender/Age | 20 |
Rankings (Standard)
| National | |
| Overall | 4522 |
| Gender | 3727 |
| Age group | 669 |
| Gender/Age | 486 |
| Provincial | |
| Overall | 1604 |
| Gender | 1330 |
| Age group | 219 |
| Gender/Age | 166 |
| Regional | |
| Overall | 275 |
| Gender | 215 |
| Age group | 48 |
| Gender/Age | 35 |
Rankings (Rapid)
| National | |
| Overall | 1859 |
| Gender | 1550 |
| Age group | 377 |
| Gender/Age | 281 |
| Provincial | |
| Overall | 403 |
| Gender | 334 |
| Age group | 76 |
| Gender/Age | 56 |
| Regional | |
| Overall | 143 |
| Gender | 105 |
| Age group | 39 |
| Gender/Age | 31 |
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 | 28 |
| Score | 14.5 |
| Percent | 51.8 |
| Aor | 1399.6 |
| Dp | 15.2 |
| Prat | 1414.8 |
Performance (12 months)
| Games | 28 |
| Score | 14.5 |
| Percent | 51.8 |
| Aor | 1399.6 |
| Dp | 15.2 |
| Prat | 1414.8 |
Performance (History)
| Games | 64 |
| Score | 30 |
| Percent | 46.9 |
| Aor | 1333.7 |
| Dp | -26.6 |
| Prat | 1307.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Duvenage, A (Alejandro) | 4 | 2 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni 2nd Trial 2026 (F) | Details |
| Overall | 2 | Sardinha, S (Seveano) | 3 | 1 | 2 | Ekurhuleni Trial 2 2025 (F) | Benoni Cluster Laerskole Teams Mix 2026 (U13) | Details |
| Overall | 3 | Douglas, L (Lana) | 2 | 1 | 1 | Benoni Primary School Cluster Teams 2025 (U11A) | Chess Power House Boksburg Open 2026 (C) | Details |
| Overall | 4 | Ngcongolo, Z (Zanothando) | 2 | 1 | 1 | Ekurhuleni Trials 2025 (F) | Chess Power House Boksburg Open 2026 (C) | Details |
| Overall | 5 | Gadney, L (Liam) | 2 | 1 | 1 | Ekurhuleni Trails 2 2024 (U12) | Ekurhuleni 2nd Trial 2026 (F) | Details |
| Standard | 1 | Duvenage, A (Alejandro) | 4 | 2 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni 2nd Trial 2026 (F) | Details |
| Standard | 2 | Ngcongolo, Z (Zanothando) | 2 | 1 | 1 | Ekurhuleni Trials 2025 (F) | Chess Power House Boksburg Open 2026 (C) | Details |
| Standard | 3 | De Bruyn, R (Ricard) | 2 | 2 | 0 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni Trial 4 2025 (F) | Details |
| Standard | 4 | Lynch, P (Phoebe) | 2 | 2 | 0 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni Trial 4 2025 (F) | Details |
| Standard | 5 | Sardinha, S (Seveano) | 2 | 0 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni Trial 4 2025 (F) | Details |
| Rapid | 1 | Mann, I (Iowan) | 2 | 1 | 1 | Benoni Laerskole Cluster 2026 (U13 Boys) | Benoni Cluster Laerskole Teams Mix 2026 (U13) | Details |