Hall, Jonathan S
Current rating: 1623
Record: 10-4-1
| Grand Prix London 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Bridges, Alexander M (1500) | Won 2-0 | +181518 |
| 2standard | 191 | Horwood, Barry (1492) | Won 2-0 | +181536 |
| 3standard | 33 | Norgaard, Lasse (1749) | Lost 0-2 | -151521 |
| 4standard | 301 | Brewer, Matthew (1521) | Won 2-1 | +181539 |
| 5standard | 96 | Conde-Gonzalez, Francisco Antonio (1538) | Lost 0-2 | -181521 |
| 6standard | 252 | Miller, Jamie S (1521) | Won 2-1 | +181539 |
| 7standard | 143 | Gower, Paul (1542) | Won 2-1 | +181557 |
| 8standard | 87 | Varady, Balazs (1669) | Won 2-0 | +201577 |
| 9standard | 91 | Runtuwene, Rick (1596) | Won 2-1 | +191596 |
| 10standard | 55 | Gravina, Michele (1588) | Won 2-0 | +181614 |
| 11standard | 27 | Kowalski, Grzegorz (1973) | Won 2-0 | +241638 |
| 12standard | 44 | Brorsson, Harald (1631) | Draw 1-1 | 01638 |
| 13standard | 27 | Van der Paelt, Thomas (1811) | Lost 1-2 | -151623 |
| 14standard | 50 | Benini, Federico (1601) | Won 2-0 | +171640 |
| 15standard | 30 | Staniucha, Tymoteusz (1676) | Lost 0-2 | -171623 |
| average opponent: 1627record: 10-4-1 | new rating: 1623 | |||