Ellsworth, Owen
Current rating: 1604
Record: 25-20
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1597 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 72 | Urick, Marty C (1500) | Won 2-0 | +161613 |
| 2standard | 354 | Kolasa, Zak (1518) | Lost 1-2 | -191594 |
| 3standard | 508 | Pichette, Charles (1499) | Lost 0-2 | -201574 |
| 4standard | 704 | Pan, Kaiser (1483) | Won 2-0 | +161590 |
| 5standard | 364 | Prager, Ryan (1515) | Won 2-0 | +171607 |
| 6standard | 425 | McKergow, Devin (1521) | Won 2-0 | +161623 |
| 7standard | 254 | Duchene, Zachary (1536) | Lost 1-2 | -191604 |
| top | average opponent: 1510record: 4-3 | new rating: 1604 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1543 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 592 | Adams, Johnpaul (1398) | Won 2-0 | +161559 |
| 2standard | 247 | Totman, Chad (1518) | Won 2-0 | +171576 |
| 3standard | 221 | Korb, Shaun (1429) | Lost 1-2 | -211555 |
| 4standard | 381 | Prell, Michael (1520) | Lost 1-2 | -181537 |
| 5standard | 493 | Mastrioanni, Michael (1502) | Won 2-1 | +171554 |
| 6standard | 476 | Ketel, Ben (1766) | Won 2-1 | +221576 |
| 7standard | 203 | Roper, Derrick (1616) | Won 2-1 | +181594 |
| 8standard | 89 | Greger, Shannon (1565) | Won 2-1 | +181612 |
| 9standard | 132 | Knecht, Robert (1586) | Won 2-1 | +171629 |
| 10standard | 45 | King, Joshua (1614) | Won 2-1 | +181647 |
| 11standard | 57 | Cahill, Andrew (1576) | Lost 0-2 | -191628 |
| 12standard | 56 | Li, Don (1584) | Won 2-0 | +171645 |
| 13standard | 55 | Vasovski, Michael (1811) | Lost 1-2 | -151630 |
| 14standard | 55 | Woodall, Chris (1604) | Lost 1-2 | -181612 |
| 15standard | 75 | Mccullough, Matthew (1801) | Lost 0-2 | -151597 |
| top | average opponent: 1593record: 9-6 | new rating: 1597 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 55 | Cook, Wayne (1390) | Lost 0-2 | -211521 |
| 2modern | 55 | Robinson, Adam (1654) | Won 0-0 | +201541 |
| 3modern | 55 | Chemello, Antonio (1499) | Won 2-0 | +171558 |
| 4modern | 55 | Regnier, Warren (1535) | Lost 0-2 | -181540 |
| 5modern | 55 | Moore, Andrew (1498) | Won 2-0 | +171557 |
| 6modern | 55 | Cuenca, Nicolas (1761) | Won 2-0 | +221579 |
| 7modern | 55 | Filak, John (1616) | Lost 0-2 | -171562 |
| 8modern | 55 | Lopez, Eric (1541) | Lost 0-2 | -191543 |
| top | average opponent: 1562record: 4-4 | new rating: 1543 | ||
| Grand Prix Toronto 2012 (modern) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 183 | Laberge, Vincent (1515) | Won 2-1 | +191509 |
| 3modern | 136 | Chau, Wilkin (1489) | Won 2-0 | +171526 |
| 4modern | 78 | Majlaton, Alex (2039) | Lost 1-2 | -91517 |
| 5modern | 162 | Castellon, Michael A (1586) | Lost 1-2 | -171500 |
| 6modern | 258 | Nevin, Joshua (1518) | Lost 1-2 | -181482 |
| 7modern | 266 | Gravel, Kevin (1526) | Won 2-1 | +191501 |
| 8modern | 216 | Gareau, Philippe (1671) | Won 2-1 | +211522 |
| 9modern | 115 | Jurkovic, Stanley (1594) | Won 2-0 | +201542 |
| top | average opponent: 1617record: 5-3 | new rating: 1542 | ||
| Grand Prix Columbus 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 67 | Flink, Chris (1482) | Lost 1-2 | -181482 |
| 2modern | 262 | Edgington, Andrew (1507) | Won 2-1 | +181500 |
| 3modern | 247 | VanGilder, Marc (1453) | Won 2-0 | +171517 |
| 4modern | 198 | Soi, Vivek (1597) | Won 2-0 | +201537 |
| 5modern | 86 | Bohn, Jonathan (1617) | Lost 0-2 | -171520 |
| 6modern | 288 | Lundquist, Ben (1869) | Lost 0-2 | -121508 |
| 7modern | 294 | Vermillion, Cory (1498) | Lost 0-2 | -181490 |
| top | average opponent: 1575record: 3-4 | new rating: 1490 | ||