Andrew, Ronald
Current rating: 1539
Record: 10-8
| Grand Prix Richmond 2014 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 72 | Schavel, Jason (1427) | Won 2-1 | +171500 |
| 2modern | 247 | Henderson, James (1579) | Lost 0-2 | -161484 |
| 3modern | 327 | Cardwell, Dustin (1497) | Lost 0-2 | -181466 |
| 4modern | 514 | Gielas, Joseph (1482) | Won 2-0 | +181484 |
| 5modern | 267 | Kozmor, Matthew (1416) | Won 2-1 | +171501 |
| 6modern | 303 | Harris, Jason (1436) | Won 2-0 | +171518 |
| 7modern | 147 | Norman, Allen (1651) | Won 2-1 | +201538 |
| 8modern | 70 | Eseppi, Bryan (1537) | Won 2-1 | +181556 |
| 9modern | 66 | Mayer, Kenny (1611) | Lost 0-2 | -171539 |
| average opponent: 1515record: 6-3 | new rating: 1539 | |||
| Grand Prix Philadelphia 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 262 | Efland, Zach (1551) | Lost 0-2 | -171483 |
| 2extended | 400 | Holmes, Evan (1482) | Won 2-0 | +181501 |
| 3extended | 208 | Stein, Richard (1498) | Won 2-0 | +181519 |
| 4extended | 159 | Badillo, Rogelio (1540) | Lost 0-2 | -181501 |
| 5extended | 342 | Bullock, Adam M (1501) | Lost 0-2 | -181483 |
| 6extended | 327 | Mohr, Bryan (1505) | Won 2-1 | +191502 |
| 7extended | 224 | Garcia, Niccolo (1483) | Lost 1-2 | -191483 |
| 8extended | 215 | Fitzgerald, Maura (1481) | Won 2-0 | +181501 |
| 9extended | 154 | Lee, Kevin (1501) | Lost 0-2 | -181483 |
| average opponent: 1505record: 4-5 | new rating: 1483 | |||