Nielson, Nathan
Current rating: 1525
| Grand Prix Portland 2018 (modern) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 409 | Borne, Austin (1513) | Won 2-1 | +181544 |
| 2modern | 284 | Brewton, Cody (1447) | Lost 0-2 | -201524 |
| 3modern | 557 | Paez, Jonathan (1513) | Won 2-0 | +181542 |
| 4modern | 227 | Cates, James (1455) | Won 2-0 | +161558 |
| 5modern | 131 | Greene, Mack (1499) | Lost 1-2 | -191539 |
| 6modern | 419 | Adams, Harlan (1578) | Won 2-1 | +191558 |
| 7modern | 277 | Kahovec, Nate (1732) | Lost 0-2 | -151543 |
| 8modern | 304 | Cornelius, Derek (1522) | Lost 0-2 | -181525 |
| top | average opponent: 1533record: 4-4 | new rating: 1525 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 427 | O'Rourke, Ciaran (1500) | Lost 0-2 | -191550 |
| 2standard | 397 | Figgins, Devin (1599) | Lost 1-2 | -181532 |
| 3standard | 638 | Butisbauch, Spencer (1463) | Lost 1-2 | -191513 |
| 4standard | 652 | Montarbo, Vernon (1445) | Won 2-0 | +171530 |
| 5standard | 549 | Hersman, Joseph (1389) | Won 2-0 | +151545 |
| 6standard | 464 | Harris, Madelyn (1484) | Lost 0-2 | -191526 |
| 7standard | 431 | Gracia, Connor (1571) | Lost 1-2 | -171509 |
| 8standard | 353 | Thatcher, Jordan (1461) | Won 2-0 | +171526 |
| top | average opponent: 1489record: 3-5 | new rating: 1526 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 22 | Tellez, Manuel (1314) | Won 2-0 | +151515 |
| 2sealed | 131 | DeFilippo, Alec (1540) | Won 2-1 | +181533 |
| 3sealed | 122 | Young, Travis (1454) | Lost 0-2 | -191514 |
| 4sealed | 274 | Rasmussen, Austin (1466) | Won 2-1 | +171531 |
| 5sealed | 130 | Espenhein, Rune (1628) | Lost 1-2 | -161515 |
| 6sealed | 215 | Nickel, Sean (1517) | Won 2-0 | +181533 |
| 7sealed | 160 | Crosby, Michael (1821) | Won 2-1 | +231556 |
| 8sealed | 124 | Sulak, Andrew (1669) | Won 2-0 | +201576 |
| 9sealed | 115 | Maleszewski, Chet (1578) | Lost 1-2 | -181558 |
| 10draft | 138 | Weiser, Daniel (1865) | Lost 0-2 | -131545 |
| 11draft | 132 | Baxter, Clayton (1624) | Lost 0-2 | -161529 |
| 12draft | 77 | Pauley, Adam (1496) | Won 2-0 | +171546 |
| 13draft | 77 | Tran, Viet (1779) | Lost 1-2 | -141532 |
| 14draft | 112 | Harper, Hal (1538) | Won 2-0 | +181550 |
| 15draft | 97 | Sendaydiego, Curt (1575) | Won 2-1 | +191569 |
| top | average opponent: 1591record: 9-6 | new rating: 1569 | ||