Cobarrubias, Bryant
Current rating: 1625
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1589 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 469 | Townsend, Heather (1500) | Won 2-1 | +161605 |
| 2standard | 195 | Owens, David (1555) | Lost 0-2 | -191586 |
| 3standard | 398 | Richey, Richard (1501) | Won 2-1 | +171603 |
| 4standard | 319 | Embry, Brian (1484) | Won 2-1 | +161619 |
| 5standard | 227 | Shaw, John (1600) | Lost 0-2 | -191600 |
| 6standard | 401 | Downing, Ian (1326) | Won 2-1 | +141614 |
| 7standard | 168 | Brown, David (1437) | Won 2-1 | +141628 |
| 8standard | 103 | Miller, Dustin (1524) | Won 2-0 | +161644 |
| 9standard | 24 | Johnson, Adam (1584) | Lost 1-2 | -191625 |
| top | average opponent: 1501record: 6-3 | new rating: 1625 | ||
| Grand Prix Lincoln 2012 (modern) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 64 | Ramsey, John (1482) | Won 2-0 | +161597 |
| 2modern | 16 | SEBASTRAN, MATTHEW (1518) | Lost 1-2 | -191578 |
| 3modern | 217 | Karels, Simon (1419) | Won 2-1 | +151593 |
| 4modern | 113 | Funkhouser, Andrew (1473) | Won 2-1 | +161609 |
| 5modern | 115 | Sill, Jon (1536) | Won 2-0 | +171626 |
| 6modern | 109 | Dietrich, Thomas (1404) | Won 2-1 | +141640 |
| 7modern | 23 | Ioanis, Dillon (1556) | Lost 1-2 | -201620 |
| 8modern | 54 | Ochoa, David (2051) | Lost 1-2 | -111609 |
| 9modern | 98 | Goff, Ricky (1476) | Lost 1-2 | -201589 |
| top | average opponent: 1546record: 5-4 | new rating: 1589 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 291 | Uzella, Nate (1481) | Won 2-1 | +181518 |
| 2legacy | 111 | Franson, Alex (1496) | Won 2-1 | +171535 |
| 3legacy | 69 | Hetzner, Matthew S (1535) | Won 2-0 | +181553 |
| 4legacy | 59 | Mize, Logan (1593) | Won 2-0 | +191572 |
| 5legacy | 18 | Damo da Rosa, Paulo Vitor (2048) | Won 2-1 | +261598 |
| 6legacy | 4 | Lukes, Herbert (1590) | Draw 1-1 | 01598 |
| 7legacy | 19 | Atikinson, Mike (1596) | Lost 0-2 | -181580 |
| 8legacy | 68 | Van Lunen, Jacob (1625) | Lost 0-1 | -171563 |
| 9legacy | 109 | Vroman, Robert (1590) | Won 2-1 | +181581 |
| top | average opponent: 1617record: 6-2-1 | new rating: 1581 | ||