Marroni, Carlos Eduardo
Current rating: 1447
Record: 0-3
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 77 | Coquemala Filho, Walter (1588) | Lost 0-2 | -161484 |
| 2modern | 292 | Reyes, Julian (1464) | Lost 0-2 | -191465 |
| 3modern | 382 | Mateus De Souza, Vitor (1467) | Lost 1-2 | -181447 |
| average opponent: 1506record: 0-3 | new rating: 1447 | |||