Underwood, Robert A
Current rating: 1485
Record: 2-3
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 230 | Romao, Carlos (1724) | Lost 1-2 | -141486 |
| 2standard | 446 | Schneider, Stuart (1448) | Lost 1-2 | -191467 |
| 3standard | 592 | Pettit, Dawson F (1464) | Won 2-1 | +181485 |
| 4standard | 608 | Youngblood, Paul (1480) | Won 2-0 | +181503 |
| 5standard | 464 | Jones, Michael (1517) | Lost 1-2 | -181485 |
| average opponent: 1527record: 2-3 | new rating: 1485 | |||