hastain, greg
Current rating: 1620
Record: 35-29
| Grand Prix Costa Rica 2012 (M13 limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Godinez, Gustavo (1500) | Won 2-1 | +161596 |
| 3sealed | 111 | Bennell, Vida (1518) | Won 2-0 | +171613 |
| 4sealed | 74 | Azofeifa Valverde, Andres (1537) | Won 2-1 | +171630 |
| 5sealed | 42 | Gonzalez, Amed (1520) | Won 2-1 | +161646 |
| 6sealed | 32 | Martinello da Costa, Paulo Henrique (1598) | Won 2-0 | +171663 |
| 7sealed | 23 | Ruiz Gonzalez, William (1347) | Lost 1-2 | -241639 |
| 8sealed | 39 | Umana Chaves, Jose Pablo (1596) | Lost 1-2 | -191620 |
| top | average opponent: 1516record: 5-2 | new rating: 1620 | ||
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | GRAYBEAL, KEVIN (1500) | Lost 1-2 | -201553 |
| 2sealed | 513 | Grimes, Ross (1482) | Won 2-1 | +171570 |
| 3sealed | 307 | Chow, Jeff (1491) | Won 2-1 | +171587 |
| 4sealed | 385 | Newkirk, James (1469) | Lost 1-2 | -211566 |
| 5sealed | 314 | Tuharsky, Jay (1499) | Won 2-0 | +171583 |
| 6sealed | 183 | Koenig, Ryan (1516) | Won 2-0 | +171600 |
| 7sealed | 12 | Donovan, Kyle S (1480) | Lost 0-2 | -201580 |
| top | average opponent: 1491record: 4-3 | new rating: 1580 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 121 | Rosellini, Jason (1596) | Won 2-0 | +191542 |
| 3extended | 111 | Tomei, Robert C (1500) | Won 2-0 | +171559 |
| 4extended | 21 | Schmit, Mark (1655) | Won 2-0 | +201579 |
| 5extended | 29 | Nakamura, Shuhei (1898) | Lost 0-2 | -121567 |
| 6extended | 57 | Dunseth, Alex (1601) | Won 2-0 | +181585 |
| 7extended | 33 | Custer, Andy (1576) | Won 2-1 | +181603 |
| 8extended | 14 | Maurici, Micheal (1561) | Lost 0-2 | -191584 |
| 9extended | 45 | Scott-Vargas, Luis (1938) | Lost 1-2 | -111573 |
| top | average opponent: 1666record: 5-3 | new rating: 1573 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 183 | Tippett, Bryce (1518) | Lost 0-2 | -181526 |
| 3standard | 367 | Dykes, James (1430) | Lost 1-2 | -201506 |
| 4standard | 502 | Kallahan, Kory (1479) | Won 2-0 | +171523 |
| 5standard | 302 | Henry, Patrick (1533) | Won 2-0 | +181541 |
| 6standard | 185 | Anderson, Ian M (1503) | Lost 0-2 | -181523 |
| top | average opponent: 1493record: 2-3 | new rating: 1523 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 46 | Vines, Matthew (1500) | Lost 0-2 | -201600 |
| 3extended | 257 | Young, Nick w (1501) | Lost 0-2 | -201580 |
| 4extended | 350 | Beverley, Robert (1692) | Lost 1-2 | -161564 |
| 5extended | 331 | Swain, Hal (1464) | Lost 1-2 | -201544 |
| top | average opponent: 1539record: 0-4 | new rating: 1544 | ||
| Grand Prix Vancouver 2008 (extended) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 28 | Thompson, Mike (1889) | Won 2-1 | +231604 |
| 5extended | 26 | Tomasek, Riley R (1559) | Lost 1-2 | -191585 |
| 6extended | 31 | Angulo, Enrique (1544) | Lost 1-2 | -191566 |
| 7extended | 71 | Long, Noah (1603) | Won 2-0 | +191585 |
| 8extended | 52 | Sonne, Jonathan (1883) | Won 2-1 | +231608 |
| 9extended | 22 | Ward, Ryan (1548) | Lost 0-2 | -191589 |
| 10extended | 27 | Gushattey, Jared (1520) | Won 2-1 | +171606 |
| 11extended | 19 | Ruel, Olivier (1976) | Won 2-0 | +241630 |
| 12extended | 12 | West, Alexander (1753) | Lost 1-2 | -151615 |
| 13extended | 18 | Nakamura, Shuhei (1968) | Lost 0-2 | -121603 |
| 14extended | 23 | Fagnan, David (1540) | Won 2-1 | +171620 |
| top | average opponent: 1708record: 6-5 | new rating: 1620 | ||
| Grand Prix San Francisco 2007 (Time Spiral block) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 12 | Bologna, Jordan J (1518) | Won 2-0 | +181549 |
| 3block | 48 | Green, Robert C (1536) | Won 2-1 | +171566 |
| 4block | 73 | Lindler, Zac (1557) | Won 2-1 | +181584 |
| 5block | 8 | Summersberger, Helmut (1924) | Won 2-1 | +241608 |
| 6block | 1 | De Rosa, Antonino (1948) | Won 2-0 | +241632 |
| 7block | 8 | Zornes, James (1563) | Lost 1-2 | -191613 |
| 8block | 23 | Thompson, Gerry (1819) | Lost 1-2 | -141599 |
| 9block | 41 | Coale, Hunter (1592) | Lost 0-0 | -181581 |
| top | average opponent: 1682record: 5-3 | new rating: 1581 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1573 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 47 | Nguyen, Paul (1536) | Lost 0-0 | -191554 |
| 4extended | 204 | Van Zandt, Andy (1375) | Won 2-1 | +151569 |
| 5extended | 61 | Choi, Standish (1588) | Won 2-1 | +181587 |
| 6extended | 54 | Moore, Robert E (1536) | Lost 1-2 | -191568 |
| 7extended | 107 | Trout, Wayne (1535) | Lost 1-2 | -191549 |
| 8extended | 101 | Yowell, William B (1520) | Lost 0-2 | -181531 |
| top | average opponent: 1515record: 2-4 | new rating: 1531 | ||
| Grand Prix Seattle 2005 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 115 | Tynan, Joe (1500) | Won 2-0 | +181518 |
| 2extended | 37 | Barnett, Stephen (1518) | Lost 1-2 | -181500 |
| 3extended | 132 | Diamant, Daniel (1537) | Lost 0-2 | -171483 |
| 4extended | 168 | Burr, Jeffrey (1482) | Won 2-0 | +181501 |
| 5extended | 131 | Rose, Ben (1485) | Won 2-0 | +171518 |
| 6extended | 98 | Marick, Joshua (1573) | Won 2-0 | +191537 |
| 7extended | 60 | Sweet, Trapper (1490) | Won 2-0 | +181555 |
| 8extended | 30 | Parrish, Joby (1556) | Won 2-1 | +181573 |
| top | average opponent: 1518record: 6-2 | new rating: 1573 | ||