Murray, Andrew
Current rating: 1388
| Grand Prix Chicago 2012 (modern) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 283 | Clary, Kenneth (1743) | Lost 1-2 | -131422 |
| 2modern | 355 | Seip, Joel (1481) | Lost 1-2 | -171405 |
| 3modern | 431 | Harris, Tyler (1425) | Lost 0-2 | -171388 |
| top | average opponent: 1550record: 0-3 | new rating: 1388 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 23 | Irwin, John (1529) | Won 2-1 | +201469 |
| 2standard | 290 | Stradling, Ian (1482) | Lost 1-2 | -181451 |
| 3standard | 369 | Phelan, Colton (1446) | Lost 0-2 | -181433 |
| 4standard | 406 | Mungovan, Brad (1481) | Won 2-0 | +191452 |
| 5standard | 390 | Hodges, D. J. (1498) | Lost 0-2 | -171435 |
| top | average opponent: 1487record: 2-3 | new rating: 1435 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 144 | Leon Valencia, Francisco (1704) | Lost 0-2 | -141486 |
| 2sealed | 279 | Lapan, Felix (1482) | Lost 0-2 | -181468 |
| 3sealed | 280 | Bolton, Russell (1450) | Lost 0-2 | -191449 |
| top | average opponent: 1545record: 0-3 | new rating: 1449 | ||