Trepany, Robert
Current rating: 1457
Record: 5-8
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 200 | Courser, Steven (1553) | Lost 0-2 | -161449 |
| 2standard | 483 | Stittsworth, Brian (1511) | Won 2-0 | +191468 |
| 3standard | 378 | Maxon, Mark (1488) | Won 2-0 | +191487 |
| 4standard | 429 | Cruz, Ryan (1553) | Lost 0-2 | -171470 |
| 5standard | 509 | Gil, Nick (1562) | Won 2-1 | +191489 |
| 6standard | 305 | Murch, Andrew (1632) | Lost 1-2 | -151474 |
| 7standard | 362 | Chu, Terence (1444) | Won 2-1 | +171491 |
| 8standard | 274 | Martinez, Jonathan (1524) | Lost 0-2 | -171474 |
| 9standard | 251 | McKay, Brian P (1524) | Lost 0-2 | -171457 |
| average opponent: 1532record: 4-5 | new rating: 1457 | |||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 162 | Dolens, Joseph (1513) | Lost 0-2 | -181482 |
| 2sealed | 281 | Wilbourn, Devin (1482) | Won 2-0 | +181500 |
| 3sealed | 258 | Hebert, Daniel (1566) | Lost 0-2 | -171483 |
| 4sealed | 257 | Higley, Adrienne (1481) | Lost 0-2 | -181465 |
| average opponent: 1511record: 1-3 | new rating: 1465 | |||