Massey, Callum
Current rating: 1559
Record: 6-3
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2300 | Oude Engberink, Jurian (1500) | Won 2-0 | +181518 |
| 2sealed | 2044 | Gottfried, Thiebaut (1517) | Won 2-1 | +181536 |
| 3sealed | 2141 | Southworth, Luke (1578) | Lost 0-2 | -171519 |
| 4sealed | 2183 | Colledge, Anthony (1518) | Won 2-1 | +181537 |
| 5sealed | 2081 | Luijten, Wouter (1661) | Lost 0-2 | -161521 |
| 6sealed | 2220 | Moreira, Andre (1603) | Won 2-1 | +191540 |
| 7sealed | 2096 | McAllister, Orson (1505) | Won 2-1 | +181558 |
| 8sealed | 2073 | Hermans, Myrddin (1684) | Lost 0-2 | -161542 |
| 9sealed | 2109 | Anderson-Riley, Paul (1496) | Won 2-0 | +171559 |
| average opponent: 1563record: 6-3 | new rating: 1559 | |||