Boissy, Ivan
Current rating: 1531
Record: 8-6-2
| Grand Prix Lyon 2020 (THB standard) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 154 | Huon, Quentin (1500) | Won 2-0 | +181493 |
| 2standard | 45 | Parizot, Jonas (1573) | Lost 0-2 | -161477 |
| 3standard | 226 | Cizeau, Vincent (1501) | Draw 1-1 | 01477 |
| 4standard | 187 | Lahousse, Matthieu (1428) | Won 2-1 | +171494 |
| 5standard | 137 | Gottlicher, Michael (1438) | Won 2-0 | +171511 |
| 6standard | 84 | Brouty, Fabien (1592) | Won 2-1 | +201531 |
| 7standard | 54 | Berthilier, Quentin (1593) | Lost 0-2 | -171514 |
| 8standard | 86 | Gecaj, Betim Kai (1477) | Won 2-1 | +171531 |
| average opponent: 1513record: 5-2-1 | new rating: 1531 | |||
| Grand Prix Lyon 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 178 | Taillon, Mathieu (1382) | Lost 0-2 | -201480 |
| 2modern | 789 | Ballouard, Alexandre (1482) | Won 2-1 | +181498 |
| 3modern | 624 | Lecroq, William (1502) | Won 2-1 | +181516 |
| 4modern | 345 | Csomos, Guillaume (1522) | Lost 0-2 | -181498 |
| 5modern | 570 | Cisse, Cameron (1469) | Lost 1-2 | -181480 |
| 6modern | 700 | Ryder, Laurent (1363) | Draw 1-1 | -31477 |
| 7modern | 676 | Rojon, Alexis (1478) | Lost 0-2 | -181459 |
| 8modern | 663 | Molinie, Roland (1318) | Won 2-1 | +161475 |
| average opponent: 1439record: 3-4-1 | new rating: 1475 | |||