Ribeiro Santiago, Pedro Miguel
Current rating: 1311
| Grand Prix Lyon 2019 (ELD standard) | starting rating: 1293 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 32 | Canetti, Alberto (1622) | Won 2-0 | +241317 |
| 2standard | 78 | Lagerlund, Sebastian (1481) | Won 2-0 | +211338 |
| 3standard | 73 | Pierrot, Cyprien (1537) | Lost 1-2 | -151323 |
| 4standard | 147 | Wahlstrom, Erik (1454) | Lost 0-2 | -151308 |
| 5standard | 256 | Gennesson, Sylvain (1517) | Lost 1-2 | -141294 |
| 6standard | 335 | Mocydlarz, Tomasz (1232) | Won 2-1 | +161310 |
| 7standard | 230 | Picovschi, Michael (1474) | Lost 0-2 | -151295 |
| 8standard | 245 | Gouge, Jeremy (1181) | Won 2-0 | +161311 |
| top | average opponent: 1437record: 4-4 | new rating: 1311 | ||
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 216 | Zenari, Tommaso (1441) | Lost 0-2 | -171392 |
| 2standard | 307 | Gass, Dimitri (1480) | Lost 1-2 | -161376 |
| 3standard | 512 | Prosek, Daniel (1684) | Lost 1-2 | -131363 |
| 4standard | 526 | Del Valle, Nicolas (1425) | Lost 0-2 | -171346 |
| 6standard | 467 | Lambers, Florian (1391) | Lost 0-2 | -171329 |
| 7standard | 436 | Demant, Mika (1425) | Lost 1-2 | -161313 |
| 8standard | 393 | Vermij, Michael (1217) | Lost 1-2 | -201293 |
| top | average opponent: 1438record: 0-7 | new rating: 1293 | ||
| Grand Prix Lyon 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 533 | Munio Pamies, Sergio (1536) | Lost 0-2 | -171483 |
| 2modern | 691 | Humbert, Laurent (1507) | Won 2-0 | +181501 |
| 3modern | 708 | Heurtaux, Jerome (1501) | Lost 0-2 | -181483 |
| 4modern | 738 | Aebersold, Thomas (1467) | Lost 1-2 | -181465 |
| 5modern | 766 | Capron, Mathieu (1455) | Lost 1-2 | -181447 |
| 6modern | 765 | George, Lucianaz (1445) | Lost 0-2 | -181429 |
| 7modern | 748 | Henry, Mickael (1429) | Lost 0-2 | -181411 |
| 8modern | 713 | Camus, Arnaud (1412) | Lost 0-2 | -181393 |
| 9modern | 678 | Sautebin, Roland (1325) | Won 2-0 | +161409 |
| top | average opponent: 1453record: 2-7 | new rating: 1409 | ||