Pradenas Avila, Ernesto
Current rating: 1506
Record: 14-15
| Regional Championships Santiago 2023 Cycle 3 (pioneer) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 30 | Angel, Felipe (1564) | Won 2-0 | +191526 |
| 2pioneer | 49 | Salvatto, Luis (1911) | Lost 0-2 | -111515 |
| 3pioneer | 35 | Mohor, Carlos (1716) | Won 2-1 | +211536 |
| 4pioneer | 18 | Dominguez, Martin Sebastian (1781) | Lost 0-2 | -131523 |
| 5pioneer | 24 | Rojas, Benjamin (1676) | Lost 1-2 | -151508 |
| 6pioneer | 16 | Sosa, Ernesto (1467) | Won 2-0 | +171525 |
| 7pioneer | 24 | Fernandez, Julio [CHL] (1510) | Lost 0-2 | -191506 |
| top | average opponent: 1660record: 3-4 | new rating: 1506 | ||
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 18 | Conde, Donato Antonio (1500) | Won 2-1 | +181528 |
| 2modern | 322 | Martins, Leonardo (1429) | Won 2-1 | +161544 |
| 3modern | 125 | Hoffman Macedo, Vitor (1484) | Lost 1-2 | -191525 |
| 4modern | 338 | De Souza, Edvan Roberto (1515) | Lost 1-2 | -181507 |
| top | average opponent: 1482record: 2-2 | new rating: 1507 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 43 | Marin, Boris (1468) | Lost 1-2 | -201511 |
| 2standard | 205 | Torres, Daniel (1482) | Lost 1-2 | -181493 |
| 3standard | 307 | Maidana, Gustavo Fabian (1339) | Won 2-0 | +151508 |
| 4standard | 303 | Contreras, Cesar (1579) | Won 2-0 | +191527 |
| 5standard | 182 | Fernandez Savoy, Ramiro (1554) | Lost 0-2 | -171510 |
| 6standard | 292 | Aburto Carrasco, Manuel (1481) | Won 2-0 | +171527 |
| 7standard | 219 | Esquerre, Eduardo (1500) | Won 2-0 | +181545 |
| 8standard | 175 | Gaete Quezada, Daniel (1518) | Lost 1-2 | -191526 |
| 9standard | 188 | Contreras, Hugo (1634) | Lost 0-2 | -161510 |
| top | average opponent: 1506record: 4-5 | new rating: 1510 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 181 | Laplaza, Pedro (1633) | Won 2-0 | +201520 |
| 2standard | 157 | Horn, Javier (1500) | Won 2-1 | +181538 |
| 3standard | 5 | Carmona, Roland (1633) | Won 2-1 | +201558 |
| 4standard | 57 | Freeman, Marcelino (1842) | Lost 0-2 | -131545 |
| 5standard | 136 | Olfos Vargas, Diego (1535) | Won 2-0 | +181563 |
| 6standard | 68 | Ruiz, Ignacio (1534) | Won 2-0 | +171580 |
| 7standard | 27 | Camargo, Andres (1765) | Lost 1-2 | -151565 |
| 8standard | 52 | Bushman, Arturo (1562) | Lost 0-0 | -181547 |
| 9standard | 101 | Magalhaes, Breno (1611) | Lost 0-2 | -161531 |
| top | average opponent: 1624record: 5-4 | new rating: 1531 | ||