Sittner, Jeff
Current rating: 1660
Record: 37-25-4
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1660 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 75 | Nix, Jimmy (1500) | Won 2-0 | +161676 |
| 2sealed | 93 | Dreiling, Noah (1500) | Draw 1-1 | -41672 |
| 3sealed | 214 | Boveda, Jose (1538) | Won 2-0 | +161688 |
| 4sealed | 117 | Dye, James (1490) | Won 2-1 | +141702 |
| 5sealed | 59 | Wendt, Francis (1520) | Lost 1-2 | -211681 |
| 6sealed | 135 | Larson, Alex (1523) | Lost 0-2 | -211660 |
| top | average opponent: 1512record: 3-2-1 | new rating: 1660 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 26 | Lindblad, David (1518) | Won 2-1 | +161659 |
| 3standard | 73 | Baldoni, Tony (1536) | Won 2-0 | +151674 |
| 4standard | 76 | Avelar, Anthony (1527) | Lost 1-2 | -201654 |
| 5standard | 104 | Singleton, West (1536) | Draw 1-1 | -21652 |
| 6standard | 175 | Goodall, Theodore (1534) | Won 2-1 | +151667 |
| 7standard | 107 | Lee, Jordan (1438) | Won 2-0 | +141681 |
| 8standard | 66 | Oliver, Avrom (1523) | Lost 1-2 | -211660 |
| top | average opponent: 1516record: 4-2-1 | new rating: 1660 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1687 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 490 | Pelzel, Shane (1401) | Lost 0-2 | -231664 |
| 2sealed | 559 | Glazier, James W (1480) | Lost 0-2 | -211643 |
| top | average opponent: 1441record: 0-2 | new rating: 1643 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1728 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 11 | Cushman, Robert A (1517) | Won 2-1 | +141742 |
| 3extended | 114 | Hart, Ryan (1536) | Lost 0-2 | -221720 |
| 4extended | 165 | Boyajian, Rob (1516) | Won 2-1 | +151735 |
| 5extended | 73 | Starritt, Michael (1499) | Lost 1-2 | -221713 |
| 6extended | 200 | Salazar, JP (1505) | Lost 0-2 | -221691 |
| 7extended | 185 | McNeeley, Sheamus (1574) | Won 2-0 | +161707 |
| 8extended | 133 | Kaminek, Petr (1625) | Lost 0-2 | -201687 |
| top | average opponent: 1539record: 3-4 | new rating: 1687 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 64 | Dykes, Ryan B (1518) | Won 2-1 | +171610 |
| 3standard | 115 | Nyberg, Andrew (1521) | Lost 1-2 | -201590 |
| 4standard | 188 | Robillard, Brian (1535) | Won 2-1 | +171607 |
| 5standard | 182 | Beg, Zaiem (1412) | Won 2-0 | +151622 |
| 6standard | 88 | Biedenbach, Christopher (1595) | Lost 0-2 | -191603 |
| 7standard | 198 | Baudois, Guillaume (1440) | Won 2-1 | +151618 |
| 8standard | 118 | Sears, Isaac (1646) | Won 2-0 | +191637 |
| 9standard | 65 | Stratton, Terry (1561) | Won 0-0 | +161653 |
| 10standard | 64 | Bucher, Manuel (1902) | Won 2-0 | +231676 |
| 11standard | 22 | Castor, Kenny (1701) | Draw 1-1 | 01676 |
| 12standard | 27 | Jaudy, Tulio (1687) | Won 2-0 | +191695 |
| 13standard | 17 | Lee, Simon [CAN] (1649) | Draw 1-1 | -11694 |
| 14standard | 28 | Slind, Nick (1601) | Won 2-1 | +161710 |
| 15standard | 19 | McCall, Max (1709) | Won 2-1 | +181728 |
| top | average opponent: 1605record: 10-2-2 | new rating: 1728 | ||
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 21 | Castor, Kenny (1678) | Won 2-1 | +211565 |
| 3sealed | 75 | Landale, Tim (1704) | Lost 0-2 | -161549 |
| 4sealed | 152 | Yeung, Wilbert (1561) | Won 2-0 | +181567 |
| 5sealed | 102 | Schmidt, Dan J (1542) | Lost 1-2 | -181549 |
| 6sealed | 168 | Miller, Casey 2 (1520) | Won 2-1 | +171566 |
| 7sealed | 115 | Pelcak, John (1830) | Won 2-1 | +231589 |
| 8sealed | 91 | Norwood, Jacob W (1554) | Won 2-0 | +171606 |
| 9sealed | 39 | West, Alexander (1878) | Lost 1-2 | -131593 |
| top | average opponent: 1658record: 5-3 | new rating: 1593 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 159 | Terwey, Wesley (1501) | Won 2-0 | +181526 |
| 3block | 64 | Petterson, John (1534) | Lost 0-2 | -181508 |
| 4block | 103 | Johnson, Erik 445 (1520) | Lost 1-2 | -181490 |
| 5block | 224 | Manternach, Jim (1499) | Lost 0-2 | -181472 |
| 6block | 202 | Salinas, David (1482) | Won 2-1 | +181490 |
| 7block | 164 | Bell, Walker (1485) | Won 2-1 | +181508 |
| 8block | 119 | Corvese, Harry (1489) | Won 2-1 | +181526 |
| 9block | 94 | Muffitt, Rob (1540) | Won 2-1 | +181544 |
| top | average opponent: 1506record: 5-3 | new rating: 1544 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 34 | Pratser, Matthew (1514) | Won 2-1 | +191509 |
| 2extended | 36 | Moore, Robert E (1500) | Lost 1-2 | -191490 |
| 3extended | 241 | Miller, Blake (1500) | Lost 0-0 | -171473 |
| 4extended | 266 | Campion, Andres (1462) | Won 2-0 | +171490 |
| 5extended | 195 | Richter, Donald (1501) | Won 2-0 | +191509 |
| 6extended | 184 | Paschal, David (1526) | Won 1-0 | +181527 |
| 7extended | 74 | Weber, Jordan (1508) | Lost 0-2 | -181509 |
| 8extended | 111 | Larsen, Michael J (1518) | Lost 1-2 | -181491 |
| 9extended | 95 | Verhey, Gavin (1445) | Won 2-1 | +171508 |
| top | average opponent: 1497record: 5-4 | new rating: 1508 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 2 | Dunne, Kyle (1588) | Lost 0-2 | -161484 |
| 5sealed | 75 | Lassen, Nicholas (1535) | Lost 0-2 | -171467 |
| 6sealed | 83 | York, Thomas l (1522) | Won 2-1 | +191486 |
| 7sealed | 66 | Tamblyn, Alex (1492) | Won 2-0 | +181504 |
| 8sealed | 42 | Davis, Jim (1751) | Lost 1-2 | -141490 |
| top | average opponent: 1578record: 2-3 | new rating: 1490 | ||