Harrold, Christopher
Current rating: 1523
| Grand Prix Brighton 2009 (M10 limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 30 | Bonfield, Rebecca (1468) | Won 2-1 | +171534 |
| 3sealed | 61 | Zimmermann, Raoul (1552) | Won 2-0 | +181552 |
| 4sealed | 2 | De Ceuster, Bart (1429) | Lost 1-2 | -201532 |
| 5sealed | 109 | Nassif, Gabriel (2084) | Lost 1-2 | -91523 |
| top | average opponent: 1633record: 2-2 | new rating: 1523 | ||
| Grand Prix Nottingham 2005 (RAV limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 74 | Dingler, Martin (1607) | Lost 1-2 | -161500 |
| 2sealed | 149 | Tole, Steph (1483) | Won 2-0 | +181518 |
| 3sealed | 128 | Gardner, Daniel J [ENG] (1498) | Lost 0-2 | -191499 |
| 4sealed | 233 | Khanna, Shiv (1438) | Won 2-0 | +171516 |
| 5sealed | 151 | Moll, Paul (1501) | Won 2-0 | +181534 |
| 6sealed | 122 | Sutor, Emanuel (1650) | Won 2-0 | +201554 |
| 7sealed | 67 | Butler, Dara (1500) | Lost 0-2 | -191535 |
| 8sealed | 113 | Papanikolaou, Dionisis (1517) | Lost 1-2 | -181517 |
| top | average opponent: 1524record: 4-4 | new rating: 1517 | ||
| Grand Prix Birmingham 2004 (DST limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 146 | Lawn, Mark (1463) | Won 2-0 | +171517 |
| 2sealed | 86 | Evans, Paul 8978 (1502) | Lost 1-2 | -181499 |
| 3sealed | 109 | Churcher, Joseph (1460) | Won 2-0 | +171516 |
| 4sealed | 73 | Hessens, Oliver (1518) | Won 2-1 | +181534 |
| 5sealed | 93 | Desmond, Ian (1536) | Won 2-0 | +181552 |
| 6sealed | 30 | Schlatter, Urs (1547) | Lost 0-2 | -181534 |
| 7sealed | 58 | Rao, Wei (1539) | Lost 0-2 | -181516 |
| top | average opponent: 1509record: 4-3 | new rating: 1516 | ||