Feller, Joel
Current rating: 1473
| Grand Prix London 2016 (KLD limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 343 | Ellis, Martin (1500) | Lost 0-2 | -181491 |
| 2sealed | 954 | Kelly, Mia (1482) | Lost 0-2 | -181473 |
| top | average opponent: 1491record: 0-2 | new rating: 1473 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 29 | Robertson, Matt (1500) | Won 2-1 | +181523 |
| 2sealed | 199 | Ligtvoet, Mark (1563) | Lost 0-2 | -171506 |
| 3sealed | 510 | Martill, Oliver (1528) | Lost 0-2 | -171489 |
| 4sealed | 660 | Gilbert, Andrew (1481) | Won 2-0 | +171506 |
| 5sealed | 387 | Pyburn, Daniel (1548) | Won 2-0 | +191525 |
| 6sealed | 396 | Fraser, Adrian (1640) | Lost 1-2 | -161509 |
| top | average opponent: 1543record: 3-3 | new rating: 1509 | ||
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 266 | Biltcliffe, Adam (1510) | Won 2-1 | +181518 |
| 2sealed | 421 | Fredriksen, Karl Magnus (1518) | Won 2-1 | +181536 |
| 3sealed | 290 | Bednarik, Richard (1494) | Won 2-0 | +171553 |
| 4sealed | 207 | Hofmann, Mike (1837) | Lost 0-2 | -131540 |
| 5sealed | 260 | Secher, Joachim (1583) | Lost 0-2 | -171523 |
| 6sealed | 522 | Richardson, Alasdair (1538) | Lost 0-2 | -181505 |
| top | average opponent: 1580record: 3-3 | new rating: 1505 | ||