Peck, Brandon
Current rating: 1583
Record: 21-17
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 267 | Wilbanks, Clayton (1585) | Lost 1-2 | -191609 |
| 3modern | 665 | Cendali, Armando (1415) | Lost 1-2 | -211588 |
| 4modern | 810 | Bono, Zachary (1485) | Won 2-0 | +161604 |
| 5modern | 708 | Garcia, Christopher (1453) | Lost 1-2 | -211583 |
| top | average opponent: 1484record: 1-3 | new rating: 1583 | ||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1626 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 158 | Johnson-Saeger, Samuel (1546) | Won 2-1 | +171643 |
| 3standard | 8 | Santana, Robert (1738) | Lost 0-2 | -171626 |
| 4standard | 189 | Parshall, Chris (1596) | Lost 1-2 | -181608 |
| 5standard | 360 | Chapman, Jack (1604) | Won 2-1 | +181626 |
| 6standard | 207 | Macurda, Art (1601) | Won 2-1 | +171643 |
| 7standard | 117 | Khanin, Alex (1624) | Lost 0-2 | -181625 |
| 8standard | 311 | Carlson, Nick E (1495) | Won 2-0 | +161641 |
| 9standard | 151 | Gohl, Dustin (1541) | Won 2-1 | +161657 |
| 10standard | 97 | Goodell, Milo (1544) | Won 2-1 | +161673 |
| 11standard | 58 | Nass, Matthew (2026) | Lost 0-2 | -121661 |
| 12standard | 113 | Johnson, Chadd (1576) | Lost 1-2 | -201641 |
| 13standard | 118 | Khare, Anand (1912) | Lost 0-2 | -131628 |
| top | average opponent: 1650record: 6-6 | new rating: 1628 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 249 | Stapleton, Joshua (1680) | Lost 1-2 | -161547 |
| 4standard | 301 | Loveman, Eli (1891) | Lost 1-2 | -121535 |
| 5standard | 395 | Bryant, Stephen (1415) | Won 0-0 | +161551 |
| 6standard | 299 | Lujan, Navada (1501) | Won 2-1 | +171568 |
| 7standard | 191 | Espinosa, Ivan (1677) | Won 2-1 | +201588 |
| 8standard | 83 | Leyba, Tyson (1544) | Won 2-1 | +181606 |
| 9standard | 65 | Gray, Jeremy (1553) | Won 2-1 | +171623 |
| 10standard | 43 | Aust, Michael (1653) | Won 2-1 | +181641 |
| 11standard | 26 | Ellison, William (1595) | Lost 1-2 | -191622 |
| 12standard | 73 | Tibbetts, Jason (1526) | Won 2-0 | +171639 |
| 13standard | 40 | Darrow, Elliot (1638) | Lost 1-2 | -181621 |
| 14standard | 71 | Goslar, Matthew (1689) | Won 2-1 | +191640 |
| 15standard | 56 | Gallagher, Paul (1881) | Lost 1-2 | -141626 |
| top | average opponent: 1634record: 8-5 | new rating: 1626 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 77 | Miller, Glenn (1446) | Lost 0-2 | -191481 |
| 2standard | 567 | Becker, Matthias (1482) | Won 2-0 | +181499 |
| 3standard | 474 | Prosky, James (1449) | Won 2-0 | +171516 |
| 4standard | 423 | Crawford, Matthew (1591) | Won 2-1 | +191535 |
| 5standard | 263 | Graham, Shea (1570) | Won 2-1 | +191554 |
| 6standard | 145 | Owens, Ryan (1697) | Lost 0-2 | -151539 |
| 7standard | 253 | Corvese, Harry (1941) | Won 2-1 | +251564 |
| 8standard | 110 | Oxford, Stephen (1543) | Lost 1-2 | -191545 |
| 9standard | 193 | Upschulte, Joshua (1546) | Won 2-0 | +181563 |
| top | average opponent: 1585record: 6-3 | new rating: 1563 | ||