Oyarzun, Alan
Current rating: 1608
Record: 18-13-1
| Regional Championships Santiago 2022 (pioneer) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 85 | Dominguez, Martin Sebastian (1792) | Won 2-1 | +221598 |
| 2pioneer | 37 | Rossi, Octavio (1518) | Won 2-0 | +161614 |
| 3pioneer | 4 | Maletti, Joaquin Facundo (1536) | Lost 0-2 | -191595 |
| 4pioneer | 54 | Araujo, Eugenio (1518) | Won 2-1 | +161611 |
| 5pioneer | 28 | Burbano Ceballos, Sebastian (1540) | Won 2-0 | +171628 |
| 6pioneer | 12 | Meza, Luis (1573) | Lost 1-2 | -191609 |
| 7pioneer | 19 | Rodriguez Berjolis, Juan Cruz (1525) | Won 2-0 | +171626 |
| 8pioneer | 10 | Solar, Juan (1620) | Lost 1-2 | -181608 |
| top | average opponent: 1578record: 5-3 | new rating: 1608 | ||
| Grand Prix Santiago 2017 (AKH standard) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 146 | Silva, Igor Magno (1538) | Won 2-0 | +181557 |
| 4standard | 43 | Ruiz, Pablo (1537) | Won 2-0 | +181575 |
| 5standard | 22 | Brasil, Marcus (1564) | Lost 1-2 | -191556 |
| 6standard | 51 | Rabaglia, Cristian (1581) | Won 2-0 | +191575 |
| 7standard | 20 | Hermosilla Perret, Carlos Alberto (1772) | Lost 1-2 | -151560 |
| 8standard | 107 | Vejar, Fernando (1424) | Won 2-1 | +161576 |
| 9standard | 62 | Pasquet, Ignacio (1573) | Won 2-1 | +181594 |
| 10standard | 312 | Trepichio, Emiliano (1593) | Lost 0-2 | -181576 |
| top | average opponent: 1573record: 5-3 | new rating: 1576 | ||
| Grand Prix Santiago 2016 (KLD standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 30 | Rodriguez, Felipe (1528) | Won 2-1 | +201466 |
| 4standard | 10 | Ruiz, Ignacio (1536) | Lost 0-2 | -171449 |
| 5standard | 76 | Valenzuela, Pablo (1405) | Lost 0-2 | -191430 |
| 6standard | 121 | Segura, Esteban (1470) | Won 2-0 | +191449 |
| 7standard | 86 | Araya Vasquez, Alejandro (1534) | Won 2-1 | +191468 |
| 8standard | 62 | Alberto, Felipe (1485) | Won 0-0 | +191487 |
| 9standard | 49 | Pineiro, Carlos (1493) | Won 2-0 | +181505 |
| 10standard | 26 | Astroza Tagle, Alonso (1675) | Won 2-1 | +211526 |
| 11standard | 14 | Sapiras, Armando (1878) | Draw 1-1 | +61532 |
| 12standard | 12 | Gonzalez, Fernando David (1652) | Lost 0-2 | -161516 |
| 13standard | 37 | Hermosilla, Carlos (1589) | Lost 0-2 | -171499 |
| 14standard | 46 | Dominguez, Martin Sebastian (1575) | Won 2-0 | +201519 |
| 15standard | 36 | Manriquez, Nicolas (1639) | Won 2-1 | +201539 |
| top | average opponent: 1574record: 8-4-1 | new rating: 1539 | ||
| Grand Prix Santiago 2015 (ORI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 107 | Peromarta, Vicente (1500) | Lost 1-2 | -181482 |
| 2sealed | 268 | Torrecilla, Juan (1482) | Lost 1-2 | -181464 |
| 3sealed | 368 | Nunez, Sebastian [CHL] (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||