O'Connor, Michael
Current rating: 1638
Record: 72-69-1
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Grand Prix Reno 2020 (THB limited) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 81 | Chelf, Ben (1463) | Won 2-0 | +151658 |
| 3sealed | 151 | Lyons, Kenneth (1518) | Lost 0-2 | -211637 |
| 4sealed | 136 | Wei, Eric (1569) | Lost 1-2 | -191618 |
| 5sealed | 168 | Trainor, Micah (1458) | Won 2-0 | +151633 |
| 6sealed | 166 | Helbig, Drew (1835) | Won 2-0 | +221655 |
| 7sealed | 133 | Chen, Michael (1719) | Lost 0-2 | -171638 |
| top | average opponent: 1594record: 3-3 | new rating: 1638 | ||
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 40 | Gribov, Omry (1577) | Won 2-0 | +171657 |
| 3standard | 60 | Katz, Jamie (1549) | Won 0-0 | +161673 |
| 4standard | 3 | Mcclellan, Gerrit (1540) | Won 2-0 | +161689 |
| 5standard | 11 | McIntyre, Louis (1556) | Lost 0-2 | -211668 |
| 6standard | 70 | Chen, Miley (1552) | Won 2-1 | +161684 |
| 7standard | 42 | Nguyen, Thanh (1773) | Won 2-0 | +201704 |
| 8standard | 7 | Hamilton-Lecky, Kyle (1563) | Lost 1-2 | -211683 |
| 9standard | 25 | Crotts, Jennifer (1768) | Won 2-0 | +201703 |
| 10standard | 19 | Smith, Chris [CAN] (1766) | Lost 0-2 | -171686 |
| 11standard | 34 | Purkes, Zach (1489) | Lost 1-2 | -221664 |
| 12standard | 33 | England, Sarah (1767) | Lost 1-2 | -161648 |
| 13standard | 45 | Miller, Wilson (1444) | Won 2-1 | +141662 |
| 14standard | 41 | Privitera, Gianluca (1592) | Lost 0-2 | -191643 |
| top | average opponent: 1610record: 7-6 | new rating: 1643 | ||
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1621 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 143 | Trueman, Matthew (1517) | Won 2-1 | +171638 |
| 3sealed | 276 | Spinelli, James (1550) | Won 2-1 | +161654 |
| 4sealed | 118 | Baeckstrom, Andrew (1838) | Won 2-1 | +211675 |
| 5sealed | 35 | Zhao, Michael [USA] (1480) | Won 2-1 | +151690 |
| 6sealed | 20 | Espinosa, Ivan (1826) | Lost 0-2 | -161674 |
| 7sealed | 98 | Ling, Haoran (1860) | Lost 0-2 | -141660 |
| 8sealed | 95 | Starr, Tyler (1573) | Lost 0-2 | -201640 |
| top | average opponent: 1664record: 4-3 | new rating: 1640 | ||
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1638 | |||
| round | table | opponent (rating) | result | Δrating |
| A2sealed | 352 | Singh, Noor (1641) | Lost 0-2 | -181620 |
| A3sealed | 321 | Mccullough, Matthew (1752) | Lost 0-2 | -161604 |
| A4sealed | 348 | Chu, Derrek (1580) | Won 2-0 | +181622 |
| A5sealed | 263 | Burden, Michael (1544) | Won 2-0 | +161638 |
| A6sealed | 180 | Horwitz, Lucas (1690) | Lost 0-2 | -171621 |
| top | average opponent: 1641record: 2-3 | new rating: 1621 | ||
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1645 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 202 | Carlson, Anders (1524) | Won 2-1 | +161661 |
| 3sealed | 174 | Renaud, Luke (1776) | Won 2-0 | +201681 |
| 4sealed | 4 | Svelnis, Toby (1537) | Won 2-0 | +151696 |
| 5sealed | 33 | McKerricher, Ryan (1630) | Lost 0-2 | -191677 |
| 6sealed | 27 | Laine, Fabien (1752) | Lost 0-2 | -161661 |
| 7sealed | 101 | Bradner, Greggory (1543) | Won 2-1 | +151676 |
| 8sealed | 104 | Baugh, Jacob (1759) | Won 2-0 | +201696 |
| 9sealed | 73 | Bottemiller, Amelia (1582) | Won 2-0 | +161712 |
| 10draft | 51 | Hampton, Jesse (1801) | Lost 0-2 | -171695 |
| 11draft | 50 | Son, Steven (1703) | Lost 0-2 | -171678 |
| 12draft | 24 | Cousins, Phil (1589) | Lost 1-2 | -201658 |
| 13draft | 16 | Dvorshak, Darik (1542) | Lost 0-2 | -201638 |
| top | average opponent: 1645record: 6-6 | new rating: 1638 | ||
| Grand Prix Portland 2018 (modern) | starting rating: 1604 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 250 | Lee, Valerian (1716) | Won 2-1 | +201624 |
| 3modern | 322 | Nelson, Benjamin (1607) | Lost 0-2 | -181606 |
| 4modern | 512 | Kim, Abraham (1494) | Won 2-0 | +161622 |
| 5modern | 124 | Stepper, Daniel (1476) | Won 2-0 | +151637 |
| 6modern | 129 | Bosecker, James (1511) | Won 2-0 | +161653 |
| 7modern | 27 | Kanegawa, Toshiya (1887) | Won 2-0 | +221675 |
| 8modern | 59 | Russell, Tyler (1580) | Lost 1-2 | -191656 |
| 9modern | 84 | Jones, Anders (1700) | Won 2-1 | +181674 |
| 10modern | 88 | Nishioka, Ryder (1722) | Lost 0-2 | -171657 |
| 11modern | 88 | Jankovsky, Marshall (1679) | Lost 1-2 | -171640 |
| 12modern | 128 | Baeckstrom, Andrew (2040) | Won 2-1 | +251665 |
| 13modern | 93 | Agran, Alexander (1587) | Lost 1-2 | -201645 |
| top | average opponent: 1667record: 7-5 | new rating: 1645 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1669 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 274 | Kominowski, Sam (1470) | Lost 1-2 | -221647 |
| 3sealed | 421 | Kelley, Erin (1419) | Lost 0-2 | -221625 |
| 4sealed | 510 | Olguin, Javier (1466) | Lost 1-2 | -211604 |
| top | average opponent: 1452record: 0-3 | new rating: 1604 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1683 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 140 | Orlowsky, Evan (1647) | Won 2-0 | +171700 |
| 3modern | 302 | Hempel, Cody (1559) | Lost 0-2 | -201680 |
| 4modern | 353 | McMillian, Kiefer (1521) | Won 2-0 | +151695 |
| 5modern | 262 | Frank, Matt (1505) | Lost 1-2 | -221673 |
| 6modern | 597 | Johnston, Julian (1499) | Won 2-1 | +151688 |
| 7modern | 390 | Nickerson, Christian (1612) | Lost 0-2 | -191669 |
| top | average opponent: 1557record: 3-3 | new rating: 1669 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 169 | Leverone, Ryan (1670) | Won 2-0 | +211547 |
| 4legacy | 177 | Inoue, Toru (2040) | Lost 0-2 | -101537 |
| 5legacy | 158 | Macurda, Art (1660) | Won 2-0 | +201557 |
| 6legacy | 116 | Thibeau, Markus (1730) | Won 2-1 | +211578 |
| 7legacy | 33 | Vess, Lawrence (1888) | Lost 0-2 | -121566 |
| 8legacy | 110 | [anonymous] | Won 2-0 | +171583 |
| 9legacy | 1112 | Nguyen, Aaron (1643) | Won 2-0 | +191602 |
| 10legacy | 1052 | Ayala, Dorian (1543) | Won 2-1 | +171619 |
| 11legacy | 1027 | Karhade, Rugved (1515) | Won 2-1 | +161635 |
| 12legacy | 1030 | Schlesinger, Gal (1770) | Won 2-0 | +211656 |
| 13legacy | 1008 | Hatch, Tim (1720) | Lost 0-2 | -171639 |
| 14legacy | 1017 | Caudill, Eddie (1998) | Won 2-1 | +241663 |
| 15legacy | 1017 | Reed, Michael (1772) | Won 2-1 | +201683 |
| top | average opponent: 1728record: 10-3 | new rating: 1683 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1561 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 96 | Bedell, Rodney (1606) | Lost 0-2 | -171544 |
| 4modern | 296 | Clark, Matthew (1383) | Won 2-0 | +151559 |
| 5modern | 88 | Macurda, Art (1625) | Lost 1-2 | -171542 |
| 6modern | 343 | Cua, Paolo (1659) | Lost 1-2 | -161526 |
| top | average opponent: 1568record: 1-3 | new rating: 1526 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1563 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 250 | Gomez, Douglas (1664) | Lost 0-2 | -171546 |
| 4standard | 171 | Xu, Tianhao (1521) | Won 2-0 | +181564 |
| 5standard | 286 | Demestrio, Joe (1941) | Won 2-0 | +241588 |
| 6standard | 103 | McCourt, Brian (1527) | Won 2-0 | +171605 |
| 7standard | 96 | Taylor, Clint (1758) | Lost 1-2 | -151590 |
| 8standard | 153 | Job, Jonathan (2014) | Lost 0-2 | -111579 |
| 9standard | 286 | Scott-Lewis, Benjamin (1544) | Lost 1-2 | -181561 |
| top | average opponent: 1710record: 3-4 | new rating: 1561 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 2245 | Pyle-Carter, Joshua (1625) | Won 2-1 | +201528 |
| 3modern | 2259 | Justin, Kenneth (1500) | Won 2-0 | +171545 |
| 4modern | 2130 | McLaren, Shaun (2115) | Lost 1-2 | -81537 |
| 5modern | 2250 | Whitsitt, Steven (1399) | Won 2-0 | +151552 |
| 6modern | 2085 | Annand, Benjamin (1577) | Won 2-0 | +191571 |
| 7modern | 2072 | Hunter, Brian (1623) | Won 2-0 | +191590 |
| 8modern | 2023 | Smith, Brendan (1551) | Lost 0-2 | -191571 |
| 9modern | 2047 | Beldon, Omar (1855) | Won 2-0 | +231594 |
| 10modern | 2051 | St. Pierre, Brandon (1587) | Lost 0-2 | -181576 |
| 11modern | 2070 | Righettini, David (1666) | Lost 0-2 | -171559 |
| 12modern | 2145 | Fur, Attila (1592) | Won 2-1 | +191578 |
| 13modern | 2124 | McKerricher, Ryan (1539) | Won 2-0 | +171595 |
| 14modern | 2061 | Rondeau, Matt (1650) | Lost 0-2 | -171578 |
| 15modern | 2086 | Fung, Jeff (1699) | Lost 0-2 | -151563 |
| top | average opponent: 1641record: 8-6 | new rating: 1563 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1525 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 46 | Alonso-Calvillo, Gabino (1500) | Won 2-1 | +181543 |
| 2standard | 220 | Sughroue, Daniel (1518) | Won 1-0 | +171560 |
| 3standard | 145 | Gottstein, Jeff (1684) | Lost 1-2 | -161544 |
| 4standard | 343 | Frank, Ian (1578) | Lost 0-2 | -171527 |
| 5standard | 474 | Tran, Tai (1530) | Won 0-0 | +181545 |
| 6standard | 388 | Van Berg, Aaron (1469) | Lost 1-2 | -191526 |
| 7standard | 410 | Steiger, Derek (1530) | Lost 1-2 | -181508 |
| top | average opponent: 1544record: 3-4 | new rating: 1508 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 142 | Haraguchi, Yoshio (1635) | Won 2-1 | +211505 |
| 4standard | 142 | Sullivan, Adrian (1849) | Won 2-0 | +241529 |
| 5standard | 25 | Tao, Jiachen (1960) | Lost 1-2 | -111518 |
| 6standard | 157 | Tong, Bert (1701) | Won 2-1 | +221540 |
| 7standard | 31 | Yaman, Robert (1668) | Won 2-1 | +201560 |
| 8standard | 36 | Du, Kevin (1582) | Lost 0-2 | -181542 |
| 9standard | 128 | Egashira, Kenji (1876) | Won 0-0 | +241566 |
| 10standard | 58 | Kudva, Vikram (1807) | Lost 1-2 | -131553 |
| 11standard | 138 | Fulgium, James (1921) | Lost 1-2 | -121541 |
| 12standard | 130 | Davies, Violet (1614) | Draw 1-1 | +11542 |
| 13standard | 139 | Kling, Matthew (1584) | Lost 0-2 | -171525 |
| top | average opponent: 1745record: 5-5-1 | new rating: 1525 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 143 | Raugstad, Oddvar (1641) | Lost 0-2 | -141431 |
| 2modern | 813 | Wagner, Clayton (1482) | Won 2-1 | +191450 |
| 3modern | 539 | Ashford, Steven (1510) | Won 2-0 | +191469 |
| 4modern | 454 | Arechiga, Evan (1518) | Won 2-0 | +191488 |
| 5modern | 468 | Janasiewicz, Jason (1818) | Lost 0-2 | -131475 |
| 6modern | 463 | Ivezaj, Mark (1618) | Won 2-0 | +211496 |
| 7modern | 238 | Kim, Moses (1538) | Lost 0-2 | -171479 |
| 8modern | 447 | Thibeau, Markus (1749) | Lost 0-2 | -131466 |
| 9modern | 465 | Sterling Jr, Christopher (1495) | Won 2-0 | +181484 |
| top | average opponent: 1597record: 5-4 | new rating: 1484 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 629 | Schofield, Justin (1500) | Lost 0-2 | -181482 |
| 2sealed | 688 | Wetzel, Colby (1484) | Lost 1-2 | -181464 |
| 3sealed | 827 | Anthony, Kristian (1464) | Won 0-0 | +181482 |
| 4sealed | 603 | Harrison, Christopher (1431) | Lost 0-2 | -191463 |
| 5sealed | 665 | Glegg, Cameron (1457) | Lost 0-2 | -181445 |
| top | average opponent: 1467record: 1-4 | new rating: 1445 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 165 | Hamilton, David (1427) | Won 2-0 | +171517 |
| 2sealed | 45 | Pina-Lira, Esteban (1390) | Won 2-1 | +151532 |
| 3sealed | 10 | Crimin, Kevin (1442) | Lost 1-2 | -191513 |
| 4sealed | 264 | League, Charles (1707) | Lost 1-2 | -151498 |
| 5sealed | 203 | Ferguson, Zachary (1501) | Won 2-0 | +181516 |
| 6sealed | 226 | Chu, Peter (1523) | Won 2-1 | +181534 |
| 7sealed | 144 | Burnham, Michael (1639) | Lost 1-2 | -161518 |
| 8sealed | 124 | Rossetti, Mark (1515) | Lost 0-2 | -181500 |
| top | average opponent: 1518record: 4-4 | new rating: 1500 | ||