Yosmanovich, Peter
Current rating: 1527
Record: 26-27-5
| Grand Prix Columbus 2019 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 71 | Mendoza, Tyler (1500) | Won 2-0 | +181509 |
| 2modern | 110 | Schuster, Joseph (1525) | Won 2-1 | +181527 |
| 3modern | 145 | Fischer, Dana (1237) | Lost 1-2 | -231504 |
| 4modern | 127 | Yin, David (1505) | Draw 1-1 | 01504 |
| 5modern | 148 | Baker, Joshua (1501) | Won 2-0 | +181522 |
| 6modern | 92 | Novak, Tyler (1615) | Draw 1-1 | +21524 |
| 7modern | 135 | Mason, Oliver (1532) | Won 2-0 | +181542 |
| 8modern | 93 | Adinolfi, Vincent (1731) | Lost 1-2 | -151527 |
| top | average opponent: 1518record: 4-2-2 | new rating: 1527 | ||
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 189 | Pincus, Aaron (1500) | Lost 0-2 | -191528 |
| 2sealed | 333 | McGowan, Robert (1411) | Won 0-0 | +161544 |
| 3sealed | 422 | Roth, Thomas (1682) | Lost 1-2 | -161528 |
| 4sealed | 471 | Williams, Randy (1564) | Lost 0-2 | -171511 |
| 5sealed | 419 | Espinoza, Carlos (1472) | Lost 1-2 | -191492 |
| 6sealed | 363 | Trang, Bao (1446) | Won 2-0 | +171509 |
| 7sealed | 285 | Wysocki, Eric (1551) | Lost 1-2 | -171492 |
| 8sealed | 226 | Zung, Stacy (1412) | Draw 1-1 | -11491 |
| top | average opponent: 1505record: 2-5-1 | new rating: 1491 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 333 | Ocke, Coty (1480) | Won 2-0 | +181503 |
| 2sealed | 40 | Hedges, Michael (1772) | Won 2-0 | +231526 |
| 3sealed | 245 | Whittington, Michael (1502) | Won 2-1 | +181544 |
| 4sealed | 130 | Passarelli, Hayden (1694) | Won 2-0 | +201564 |
| 5sealed | 41 | Van Vaals, Michael (1906) | Lost 1-2 | -121552 |
| 6sealed | 196 | Goscinak, David (1597) | Lost 0-2 | -171535 |
| 7sealed | 194 | Chen, Tzu-Mainn (1633) | Won 2-1 | +201555 |
| 8sealed | 171 | Rembert, Philip (1552) | Won 2-1 | +181573 |
| 9sealed | 73 | Isman, Gabriel (1633) | Draw 1-1 | +11574 |
| 10draft | 83 | McCord, Alec (1705) | Lost 0-2 | -161558 |
| 11draft | 119 | Ostroski, Michael (1793) | Won 2-0 | +231581 |
| 12draft | 129 | Solomon, Nick (1482) | Lost 1-2 | -201561 |
| 13draft | 58 | Ostroski, Michael (1787) | Lost 0-2 | -141547 |
| top | average opponent: 1657record: 7-5-1 | new rating: 1547 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 250 | Leone, Giuseppe (1514) | Lost 0-2 | -181483 |
| 2standard | 322 | Li, Yuanji (1704) | Lost 0-2 | -141469 |
| 3standard | 531 | Jackstadt, Matthew (1369) | Lost 1-2 | -201449 |
| 4standard | 567 | Falconiere, Christopher (1445) | Won 2-1 | +181467 |
| 5standard | 501 | Xenidis, Fred (1525) | Lost 0-2 | -171450 |
| 6standard | 466 | Snyder, Brandon (1434) | Won 2-0 | +181468 |
| 7standard | 383 | Grealis, Kevin (1474) | Draw 1-1 | 01468 |
| 8standard | 331 | McGee, Christian (1446) | Won 2-1 | +171485 |
| top | average opponent: 1489record: 3-4-1 | new rating: 1485 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 415 | Baker, Eric (1540) | Lost 0-2 | -171459 |
| 2sealed | 654 | Nowakowski, Brian (1627) | Lost 1-2 | -151444 |
| 3sealed | 751 | Crossett, Andrew (1461) | Won 2-1 | +191463 |
| 4sealed | 731 | Marceski, Bryan (1400) | Won 2-0 | +171480 |
| 5sealed | 590 | Yan, Kevin (1485) | Lost 0-2 | -181462 |
| 6sealed | 532 | Kothari, Vipul (1565) | Won 2-0 | +191481 |
| 7sealed | 402 | Kukla, Nick (1597) | Won 2-1 | +211502 |
| 8sealed | 279 | Wong, Ben (1509) | Lost 0-0 | -181484 |
| 9sealed | 247 | Cross, Phillip (1423) | Won 2-0 | +171501 |
| top | average opponent: 1512record: 5-4 | new rating: 1501 | ||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 13 | Zhao, Yisong (1500) | Won 2-0 | +191464 |
| 2standard | 12 | Getsay, Andrew (1502) | Lost 0-2 | -171447 |
| 3standard | 390 | Ingram, Peter (1838) | Lost 1-2 | -111436 |
| 4standard | 604 | Wallace, Regis (1483) | Won 2-1 | +191455 |
| 5standard | 521 | Tamatsukuri, KC (1484) | Lost 1-2 | -181437 |
| 6standard | 454 | Kimball-sperberg, Sam (1482) | Won 2-1 | +191456 |
| 7standard | 369 | Seaberry, Steven (1486) | Won 2-0 | +191475 |
| 8standard | 233 | Brosky, Nicholas (1516) | Lost 0-2 | -181457 |
| 9standard | 205 | Donaldson, Darryl (1503) | Won 2-1 | +191476 |
| top | average opponent: 1533record: 5-4 | new rating: 1476 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 605 | Samson, Roger (1500) | Lost 0-2 | -181482 |
| 2sealed | 711 | Plagman, Jeffrey W (1446) | Lost 1-2 | -191463 |
| 3sealed | 728 | Kaviar, Brian (1464) | Lost 1-2 | -181445 |
| top | average opponent: 1470record: 0-3 | new rating: 1445 | ||