Pianka, Brian
Current rating: 1485
Record: 4-5
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2 | Dalmav, Onel (1500) | Won 2-1 | +181518 |
| 2standard | 188 | De Biasi, Julio (1642) | Lost 0-2 | -161502 |
| 3standard | 280 | Woodell, Alex S (1533) | Lost 0-2 | -171485 |
| 4standard | 437 | Perez, Moises (1484) | Won 2-1 | +181503 |
| 5standard | 332 | Velazquez, Michael (1524) | Lost 0-2 | -181485 |
| 6standard | 400 | Carter, Thomas (1479) | Lost 1-2 | -181467 |
| 7standard | 367 | Culotta, Martin (1462) | Lost 1-2 | -181449 |
| 8standard | 305 | Watkins, Chris (1447) | Won 2-0 | +181467 |
| 9standard | 239 | Love, Matthew (1464) | Won 2-1 | +181485 |
| average opponent: 1504record: 4-5 | new rating: 1485 | |||