O'Brien, Sean
Current rating: 1515
Record: 34-35-4
Grand Prix Atlanta 2012Grand Prix Washington DC 2013Grand Prix New Jersey 2014Grand Prix Baltimore 2014Grand Prix Seattle-Tacoma 2015Grand Prix Oakland 2016Grand Prix Chiba 2016Grand Prix Las Vegas 2017 (legacy)Grand Prix Seattle 2018 (legacy)Grand Prix Shizuoka 2018 (legacy)Grand Prix Atlanta 2019Regional Championships Dallas 2023
Regional Championships Dallas 2023 (pioneer) | starting rating: 1507 | |||
round | table | opponent (rating) | result | Δrating |
1pioneer | 381 | Kinsey, David (1526) | Lost 1-2 | -181489 |
2pioneer | 495 | Moughon, Evart (1758) | Lost 1-2 | -131476 |
3pioneer | 532 | McCoy, Jeffrey (1593) | Lost 0-2 | -161460 |
4pioneer | 525 | Ruth, Eric (1446) | Won 2-1 | +181478 |
5pioneer | 508 | Wagner-Krankel, Robert (1541) | Won 2-0 | +191497 |
6pioneer | 306 | Bridges, Dylan (1495) | Won 2-0 | +181515 |
7pioneer | 334 | PenDragon, Jesse (1506) | Won 2-0 | +181533 |
8pioneer | 171 | Cushing, Mickey (1544) | Lost 1-2 | -181515 |
9pioneer | 220 | Fraley, Ben (1505) | Draw 0-0 | 01515 |
top | average opponent: 1546record: 4-4-1 | new rating: 1515 |
Grand Prix Atlanta 2019 (legacy) | starting rating: 1543 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 33 | Raczka, David (1468) | Won 2-0 | +171560 |
2legacy | 38 | Doller, Warren (1646) | Lost 0-2 | -171543 |
3legacy | 306 | Swanson, William (1500) | Lost 1-2 | -191524 |
4legacy | 436 | Kuryl-Champine, Brock (1548) | Lost 0-2 | -171507 |
top | average opponent: 1540record: 1-3 | new rating: 1507 |
Grand Prix Shizuoka 2018 (legacy) (legacy) | starting rating: 1569 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 41 | Nomura, Hiroshi (1521) | Lost 0-2 | -191550 |
2legacy | 508 | Takahashi, Toshiyuki (1361) | Won 2-1 | +151565 |
3legacy | 523 | Endoh, Hiroki (1551) | Lost 0-2 | -181547 |
4legacy | 497 | Ochi, Kensuke (1449) | Won 2-0 | +161563 |
5legacy | 326 | King, Graham (1451) | Lost 1-2 | -201543 |
top | average opponent: 1467record: 2-3 | new rating: 1543 |
Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1512 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 166 | Trie, David (1586) | Draw 1-1 | +11513 |
2legacy | 392 | Faria, Joah (1464) | Won 2-0 | +171530 |
3legacy | 349 | Tse, Stephen (1543) | Won 2-1 | +191549 |
4legacy | 193 | Jerome, Alec (1633) | Lost 0-2 | -171532 |
5legacy | 356 | Eakins, Evan (1520) | Won 2-0 | +181550 |
6legacy | 229 | Davila, Gilbert (1685) | Won 2-1 | +201570 |
7legacy | 139 | Peterson, Kyle (1527) | Won 2-0 | +171587 |
8legacy | 84 | Thompson, Zach (1576) | Lost 1-2 | -181569 |
top | average opponent: 1567record: 5-2-1 | new rating: 1569 |
Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1469 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 427 | Hidalgo, Joseph (1482) | Won 1-0 | +181487 |
2legacy | 257 | Niyazov, Igor (1571) | Lost 1-2 | -161471 |
3legacy | 830 | Mendez, James (1489) | Won 2-0 | +181489 |
4legacy | 490 | Slone, Ryan (1666) | Won 2-1 | +211510 |
5legacy | 437 | Jones, Brock (1573) | Won 2-0 | +191529 |
6legacy | 184 | Ogawa, Satoshi (1566) | Lost 1-2 | -171512 |
top | average opponent: 1558record: 4-2 | new rating: 1512 |
Grand Prix Chiba 2016 (legacy) | starting rating: 1487 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 696 | Nanamori, Kouhei (1629) | Won 2-1 | +211508 |
2legacy | 68 | Ohba, Hiroshi (1505) | Lost 1-2 | -181490 |
3legacy | 691 | Hiraoka, Shigenori (1495) | Won 2-1 | +181508 |
4legacy | 496 | Nakatani, Hiroki (1382) | Lost 1-2 | -211487 |
5legacy | 924 | Kawano, Hiroki (1449) | Lost 0-2 | -181469 |
top | average opponent: 1492record: 2-3 | new rating: 1469 |
Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1455 | |||
round | table | opponent (rating) | result | Δrating |
1standard | 107 | Quach, Joseph (1500) | Lost 0-2 | -171438 |
2standard | 586 | Heiser, Izzak (1482) | Won 2-0 | +181456 |
3standard | 592 | Brackeen, Kevin (1500) | Won 2-1 | +191475 |
4standard | 480 | Cremeans, Gregory (1531) | Won 2-1 | +191494 |
5standard | 128 | Chung, Brian (1629) | Won 2-0 | +211515 |
6standard | 71 | Guevarra, Nicolo (1832) | Lost 1-2 | -131502 |
7standard | 290 | Nguyen, Minh D (1616) | Lost 0-2 | -161486 |
8standard | 349 | Webster, Jon (1551) | Won 2-0 | +191505 |
9standard | 205 | Dorn, Victoria (1485) | Lost 0-2 | -181487 |
top | average opponent: 1569record: 5-4 | new rating: 1487 |
Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1469 | |||
round | table | opponent (rating) | result | Δrating |
3legacy | 190 | Valencia, Omar (1446) | Lost 0-2 | -181451 |
4legacy | 344 | Singson, Jereme Ivin (1518) | Won 2-0 | +191470 |
5legacy | 391 | Hosejka, Vadim (1593) | Draw 1-1 | +21472 |
6legacy | 256 | Ahrens, Jonathan (1494) | Lost 0-2 | -171455 |
top | average opponent: 1512record: 1-2-1 | new rating: 1455 |
Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1503 | |||
round | table | opponent (rating) | result | Δrating |
1sealed | 95 | Pastorinni, Luckas (1630) | Lost 1-2 | -151488 |
2sealed | 304 | Culver, Bryan (1437) | Lost 0-2 | -191469 |
3sealed | 579 | Horine, Keith (1465) | Won 2-0 | +181487 |
4sealed | 498 | Wanich, Mark (1529) | Lost 0-2 | -181469 |
top | average opponent: 1515record: 1-3 | new rating: 1469 |
Grand Prix New Jersey 2014 (legacy) | starting rating: 1561 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 240 | Chowdhry, Shawn (1500) | Lost 1-2 | -191542 |
2legacy | 405 | Havrilla, Matthew (1463) | Lost 1-2 | -201522 |
3legacy | 625 | McKeone, Keith (1464) | Lost 0-2 | -191503 |
top | average opponent: 1476record: 0-3 | new rating: 1503 |
Grand Prix Washington DC 2013 (legacy) | starting rating: 1539 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 343 | Shendock, Nicholaus (1500) | Won 2-0 | +171556 |
2legacy | 73 | McNamara, Brendan (1539) | Won 2-1 | +181574 |
3legacy | 605 | Dupal, Stephen (1544) | Won 2-0 | +171591 |
4legacy | 23 | Wiper, Charles (1684) | Won 2-0 | +201611 |
5legacy | 115 | Thompson, Kale (1614) | Lost 0-2 | -181593 |
6legacy | 191 | Van Fleet, Adam (1699) | Lost 0-2 | -161577 |
7legacy | 345 | Doolittle, Shelby (1681) | Lost 1-2 | -161561 |
top | average opponent: 1609record: 4-3 | new rating: 1561 |
Grand Prix Atlanta 2012 (legacy) | starting rating: 1500 | |||
round | table | opponent (rating) | result | Δrating |
1legacy | 61 | Vasquez, Jeremiah (1464) | Draw 1-1 | -11499 |
2legacy | 196 | Flagg, Matt A (1466) | Won 2-1 | +181517 |
3legacy | 157 | Orrison, Gerald (1501) | Lost 1-2 | -191498 |
4legacy | 328 | Waechter, Kurt (1430) | Won 2-0 | +171515 |
5legacy | 241 | Mendoza, Robert (1518) | Won 2-0 | +181533 |
6legacy | 167 | Guthrie, Kendal (1499) | Lost 0-2 | -181515 |
7legacy | 228 | Meier, Ryan (1460) | Won 2-1 | +171532 |
8legacy | 169 | DeGraff, Ian (1557) | Won 2-0 | +181550 |
9legacy | 122 | Duke, Reid (1945) | Lost 0-2 | -111539 |
top | average opponent: 1538record: 5-3-1 | new rating: 1539 |