Barnhart, Andrew
Current rating: 1591
Record: 18-15-2
| Grand Prix Phoenix 2019 (ELD limited) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | Steele, Carly (1327) | Won 2-0 | +131611 |
| 2sealed | 87 | Mathews, Tarron (1518) | Won 2-0 | +171628 |
| 3sealed | 49 | Rezai, Hadrian (1500) | Lost 1-2 | -211607 |
| 4sealed | 135 | Rocco, Arthur (1535) | Won 2-1 | +171624 |
| 5sealed | 121 | Guertin, Paul (1550) | Lost 0-2 | -191605 |
| 6sealed | 90 | Reasor, Ian (1836) | Lost 1-2 | -141591 |
| top | average opponent: 1544record: 3-3 | new rating: 1591 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 711 | Ambrose, Joshua (1647) | Won 2-1 | +191622 |
| 2modern | 5 | Schmitt, David (1575) | Won 2-0 | +171639 |
| 3modern | 400 | Langarica, Gilberto (1609) | Draw 1-1 | -11638 |
| 4modern | 275 | Tovar, Ricky (1495) | Lost 0-2 | -201618 |
| 5modern | 502 | Kuipers, Luke (1521) | Lost 1-2 | -201598 |
| top | average opponent: 1569record: 2-2-1 | new rating: 1598 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 330 | Chronowski, Mason (1500) | Won 2-0 | +181500 |
| 2modern | 194 | Iiams, Brandon (1626) | Won 2-0 | +201520 |
| 3modern | 95 | Cutlip, Austin (1473) | Won 2-0 | +171537 |
| 4modern | 144 | Pardee, Carolyn (1530) | Lost 0-2 | -181519 |
| 5modern | 139 | Gossard, Nathan (1491) | Lost 1-2 | -181501 |
| 6modern | 338 | Yee, Truman (1559) | Won 2-0 | +191520 |
| 7modern | 260 | Lovold, Richard (1542) | Won 2-1 | +181538 |
| 8modern | 152 | Kassari, John (1871) | Won 2-0 | +241562 |
| 9modern | 90 | Franklin, Richard (1584) | Won 2-1 | +181580 |
| 10modern | 56 | Knox, Nathaniel (1903) | Won 2-1 | +241604 |
| 11modern | 15 | Turensky, Benjamin (1638) | Won 2-1 | +191623 |
| 12modern | 16 | Hughes, Michael (1655) | Lost 0-2 | -181605 |
| 13modern | 46 | Stern, Jon (2017) | Won 2-1 | +251630 |
| 14modern | 17 | Garza, Cesar (1939) | Lost 0-2 | -121618 |
| 15modern | 44 | Sullano, Andrew (1793) | Lost 1-2 | -151603 |
| top | average opponent: 1675record: 10-5 | new rating: 1603 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 202 | Shipman, Nicholas (1500) | Won 2-0 | +191483 |
| 2sealed | 191 | Inada, Scott (1749) | Lost 1-2 | -141469 |
| 3sealed | 344 | Arcuni, Philip (1634) | Draw 1-1 | +31472 |
| 4sealed | 375 | Im, Hannah (1553) | Won 2-0 | +201492 |
| 5sealed | 271 | Charles, Jason (1519) | Lost 1-2 | -181474 |
| 6sealed | 349 | Greeson, Kevin (1619) | Won 2-0 | +211495 |
| 7sealed | 257 | Baker, Chris (1757) | Lost 1-2 | -131482 |
| top | average opponent: 1619record: 3-3-1 | new rating: 1482 | ||
| Grand Prix Minneapolis 2012 (AVR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 237 | Thomas, Daren (1500) | Lost 0-1 | -181482 |
| 2standard | 357 | Conway, Emmyra (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1491record: 0-2 | new rating: 1464 | ||