Ribeiro De Barros Sobrinho, Fernando
Current rating: 1480
Record: 6-8
| Grand Prix Porto Alegre 2015 (modern) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 126 | Bagnasco, Carlos (1529) | Won 2-0 | +181543 |
| 4modern | 75 | Medeiros Merjam, Guilherme (1966) | Lost 0-2 | -111532 |
| 5modern | 128 | Veliz, Juan (1676) | Lost 1-2 | -151517 |
| 6modern | 129 | Poletto Neto, Victorio (1517) | Lost 1-2 | -181499 |
| 7modern | 174 | Martins, Aline (1467) | Lost 0-2 | -191480 |
| average opponent: 1631record: 1-4 | new rating: 1480 | |||
| Grand Prix Sao Paulo 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 135 | Alberto Rodrigues do N, (1500) | Won 2-0 | +181518 |
| 2standard | 156 | Zanini, Caio (1535) | Won 2-0 | +181536 |
| 3standard | 29 | Esper Berthoud, Lucas (1755) | Lost 0-2 | -141522 |
| 4standard | 141 | Roma, Reinaldo (1483) | Won 2-1 | +181540 |
| 5standard | 236 | Sandro Martins de Araujo, Alex (1538) | Won 2-0 | +181558 |
| 6standard | 78 | Arvigo, Matias Gabriel (1677) | Lost 0-2 | -161542 |
| 7standard | 150 | Matavelli, Pedro (1500) | Won 2-1 | +171559 |
| 8standard | 63 | de Castro, Leonardo (1659) | Lost 0-2 | -161543 |
| 9standard | 173 | Godoy Defaveri, Douglas (1537) | Lost 0-2 | -181525 |
| average opponent: 1576record: 5-4 | new rating: 1525 | |||