Donaldson, Cale
Current rating: 1545
Record: 8-6-1
| Grand Prix Manchester 2014 (Theros block) | starting rating: 1506 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 401 | Atkinson, Martin (1500) | Won 2-0 | +181524 |
| 2block | 119 | McKeegan, Craig (1514) | Draw 1-1 | 01524 |
| 3block | 258 | Twitchen, Benjamin (1720) | Lost 1-2 | -151509 |
| 4block | 441 | Langley, Mark (1549) | Won 2-0 | +191528 |
| 5block | 80 | Stobbart, Sam (1518) | Won 2-0 | +181546 |
| 6block | 189 | Green, Ken (1584) | Lost 1-2 | -171529 |
| 7block | 277 | Tinham, Craig (1502) | Lost 1-2 | -191510 |
| 8block | 291 | van der End, Sander (1483) | Won 2-0 | +181528 |
| 9block | 208 | Whyte, Ailsa (1499) | Won 2-1 | +171545 |
| average opponent: 1541record: 5-3-1 | new rating: 1545 | |||
| Grand Prix London 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 135 | Chalk, Titus (1502) | Lost 0-2 | -181482 |
| 2sealed | 763 | Scoones, Ben (1713) | Lost 0-2 | -141468 |
| 3sealed | 810 | Kimbrey, Andy (1464) | Won 2-1 | +181486 |
| 4sealed | 808 | Vaillemans, Tim (1482) | Won 2-1 | +181504 |
| 5sealed | 646 | Biddell, Jack (1499) | Won 2-1 | +181522 |
| 6sealed | 408 | Guillet, Jean-Philippe (1646) | Lost 1-2 | -161506 |
| average opponent: 1551record: 3-3 | new rating: 1506 | |||