Courtney, Daniel
Current rating: 1474
Record: 15-19
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | Williams, Andrew (1406) | Won 2-1 | +171468 |
| 2sealed | 80 | Sundstrom, Mark (1569) | Lost 0-2 | -161452 |
| 3sealed | 507 | Donnelly, Adam (1489) | Won 2-0 | +181470 |
| 4sealed | 382 | Williams, Justin 6158 (1368) | Won 2-1 | +171487 |
| 5sealed | 282 | Johnson, Case (1755) | Won 2-0 | +221509 |
| 6sealed | 189 | Krasheninnikov, Sergey (1548) | Lost 1-2 | -171492 |
| 7sealed | 222 | Bartlett, Colin (1507) | Lost 0-2 | -181474 |
| top | average opponent: 1520record: 4-3 | new rating: 1474 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 105 | Howe, Randall (1518) | Won 2-0 | +191479 |
| 3sealed | 47 | Spezzo, Vincent (1513) | Won 2-0 | +191498 |
| 4sealed | 55 | Feeman, Dylan (1699) | Lost 0-2 | -141484 |
| 5sealed | 101 | Brewer, Erik (1540) | Lost 1-2 | -171467 |
| 6sealed | 135 | Festini, Mark (1586) | Lost 0-2 | -161451 |
| top | average opponent: 1571record: 2-3 | new rating: 1451 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 351 | Soderlund, Andrew (1518) | Won 2-0 | +201442 |
| 3sealed | 150 | McGee, Michael (1752) | Lost 1-2 | -121430 |
| 4sealed | 365 | Monks, Michael (1541) | Won 2-0 | +201450 |
| 5sealed | 243 | McFadden, Robert (1624) | Won 2-1 | +211471 |
| 6sealed | 183 | Nunez, David (1676) | Lost 1-2 | -151456 |
| 7sealed | 332 | Velarde, Wendell (1603) | Won 2-1 | +211477 |
| 8sealed | 197 | Agrawal, Rishi (1543) | Lost 0-2 | -171460 |
| top | average opponent: 1608record: 4-3 | new rating: 1460 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 1401 | Liao, Steven (1440) | Won 2-1 | +181475 |
| 3legacy | 1463 | Lake, Paul (1522) | Lost 0-2 | -181457 |
| 4legacy | 1642 | Broderick, Benjamin (1518) | Lost 0-2 | -161441 |
| 5legacy | 1866 | Ayers, Patrick (1434) | Lost 1-2 | -191422 |
| top | average opponent: 1478record: 1-3 | new rating: 1422 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 281 | Connett, Chris (1530) | Lost 0-2 | -171471 |
| 3sealed | 405 | Ahmad, Arbob (1528) | Won 2-0 | +191490 |
| 4sealed | 491 | Stirba, Jessica Lina (1583) | Lost 0-2 | -171473 |
| 5sealed | 641 | Cheng, Johnny (1550) | Lost 0-2 | -161457 |
| top | average opponent: 1548record: 1-3 | new rating: 1457 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 325 | Ghadiri, Misha (1518) | Won 2-0 | +181518 |
| 3sealed | 633 | Yamasaki, Shogo (1511) | Won 2-1 | +181536 |
| 4sealed | 22 | Hill, Zac (2016) | Lost 1-2 | -101526 |
| 5sealed | 590 | Sacks, Neal (1535) | Lost 0-2 | -181508 |
| 6sealed | 156 | Brumsey, Peter (1477) | Won 2-0 | +181526 |
| 7sealed | 229 | Omar-Bujak, Hakim (1403) | Lost 0-2 | -201506 |
| 8sealed | 263 | Miniati, Francis (1522) | Lost 0-2 | -181488 |
| top | average opponent: 1569record: 3-4 | new rating: 1488 | ||