Arguissein, Federico
Current rating: 1433
Record: 2-6-1
| Regional Championships Santiago 2023 Cycle 4 (pioneer) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 5 | Corrales, Juan (1578) | Won 2-1 | +201463 |
| 2pioneer | 5 | Schnyder, Felipe (1519) | Lost 0-2 | -171446 |
| 3pioneer | 9 | Vera, Jose (1425) | Won 2-0 | +181464 |
| 4pioneer | 5 | Sulimovich, Guillermo (1681) | Lost 0-2 | -141450 |
| 5pioneer | 5 | Pimentel, Hernan (1547) | Lost 1-2 | -171433 |
| average opponent: 1550record: 2-3 | new rating: 1433 | |||
| Regional Championships Santiago 2023 Cycle 3 (pioneer) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 5 | Valenzuela, Pablo (1376) | Draw 1-1 | -21498 |
| 2pioneer | 5 | Peralta, Leandro (1450) | Lost 1-2 | -191479 |
| 3pioneer | 5 | Allende, Luis (1558) | Lost 0-2 | -171462 |
| 4pioneer | 5 | Medina, Carlos (1366) | Lost 0-2 | -191443 |
| average opponent: 1437record: 0-3-1 | new rating: 1443 | |||