Grossenbacher, Samuel
Current rating: 1443
Record: 3-7
| Grand Prix Lyon 2020 (THB standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 122 | Idelfonso, Diony (1802) | Lost 1-2 | -121457 |
| 2standard | 172 | Zeil, Jean-Julien (1727) | Lost 0-2 | -131444 |
| 3standard | 272 | Faby, Nathan (1403) | Won 2-1 | +171461 |
| 4standard | 222 | Chabernaud, Duncan (1460) | Lost 0-2 | -181443 |
| average opponent: 1598record: 1-3 | new rating: 1443 | |||
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 142 | Kunsch, Joe (1570) | Lost 1-2 | -171483 |
| 4standard | 192 | Wolters, Bart (1522) | Lost 1-2 | -171466 |
| 5standard | 418 | Orellana, Eduardo (1589) | Lost 1-2 | -161450 |
| 6standard | 417 | Himpens, Tycho (1421) | Lost 1-2 | -181432 |
| 7standard | 407 | Calmejane, David (1464) | Won 2-1 | +181450 |
| 8standard | 314 | Moore, Lyle (1485) | Won 2-1 | +191469 |
| average opponent: 1509record: 2-4 | new rating: 1469 | |||