Ho, John Y
Current rating: 1533
Record: 42-40-4
Grand Prix Boston 2003Grand Prix Atlanta 2003Grand Prix Orlando 2004Grand Prix Daytona Beach 2007Grand Prix Atlanta 2008Grand Prix Tampa 2009Grand Prix Charlotte 2013Grand Prix Atlanta 2014Grand Prix Orlando 2014Grand Prix Atlanta 2015Grand Prix Atlanta 2016Grand Prix Orlando 2017MagicCon Las Vegas 2023 Limited Open
| MagicCon Las Vegas 2023 Limited Open (WOE limited) | starting rating: 1553 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 3502 | Chavez, Vinnie (1558) | Lost 1-2 | -181535 |
| 2sealed | 3495 | King, Jeremy (1482) | Won 2-0 | +171552 |
| 3sealed | 3503 | Keung, Doria (1446) | Won 2-0 | +161568 |
| 4sealed | 3207 | Bucknell, James (1665) | Lost 1-2 | -161552 |
| 5sealed | 3407 | Yanofsky, Kevin (1497) | Lost 0-2 | -191533 |
| top | average opponent: 1530record: 2-3 | new rating: 1533 | ||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 699 | Brown, Hannah (1464) | Won 2-1 | +171547 |
| 2sealed | 800 | Hagerman, Benjamin (1597) | Lost 0-2 | -171530 |
| 3sealed | 960 | Gilbert, Michael (1427) | Won 2-0 | +161546 |
| 4sealed | 789 | Zaccagnino, Timothy (1648) | Won 2-1 | +201566 |
| 5sealed | 734 | Menzies, Emil (1577) | Won 2-0 | +181584 |
| 6sealed | 724 | Owen, Zachary (1566) | Lost 0-2 | -181566 |
| 7sealed | 749 | Freeman, Marcelino (1882) | Lost 1-2 | -121554 |
| 8sealed | 771 | Giering, Cole (1480) | Won 2-0 | +161570 |
| 9sealed | 707 | Fyfe, Max (1630) | Lost 0-2 | -171553 |
| top | average opponent: 1586record: 5-4 | new rating: 1553 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 826 | Klabik, Brad (1481) | Draw 1-1 | -11522 |
| 2sealed | 902 | O'Gorman, Brandon (1579) | Won 2-0 | +191541 |
| 3sealed | 882 | Belville, Christopher (1517) | Won 2-0 | +181559 |
| 4sealed | 715 | Cuvelier, John (1981) | Lost 0-2 | -111548 |
| 5sealed | 881 | Hirezi, Manuel (1573) | Lost 1-2 | -171531 |
| 6sealed | 1011 | Schmidt, Chess (1513) | Draw 1-1 | -11530 |
| top | average opponent: 1607record: 2-2-2 | new rating: 1530 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 396 | Shofner, Jacob (1500) | Won 2-0 | +171559 |
| 2sealed | 285 | Hoefer, Jacob (1426) | Lost 0-2 | -201539 |
| 3sealed | 703 | DiPaolo, Jeremy (1569) | Lost 1-2 | -181521 |
| 4sealed | 859 | Maines, Matthew (1484) | Won 2-0 | +181539 |
| 5sealed | 698 | King, Mason (1682) | Lost 1-2 | -161523 |
| top | average opponent: 1532record: 2-3 | new rating: 1523 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 21 | Lecompte, William (1498) | Won 2-1 | +171564 |
| 2sealed | 262 | Glackin, Ryan (1521) | Lost 0-2 | -181546 |
| 3sealed | 328 | Davis, Richard (1455) | Draw 1-1 | -21544 |
| 4sealed | 332 | Beck, Benjamin (1499) | Won 2-0 | +171561 |
| 5sealed | 222 | Hubbard, Richard (1495) | Lost 1-2 | -191542 |
| top | average opponent: 1494record: 2-2-1 | new rating: 1542 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 309 | Jetha, David (1513) | Won 2-0 | +171569 |
| 2sealed | 370 | Becker, Eric C (1630) | Lost 0-2 | -171552 |
| 3sealed | 568 | Evans, Scott (1466) | Won 2-1 | +171569 |
| 4sealed | 506 | Fountain, Nathan (1516) | Lost 0-2 | -191550 |
| 5sealed | 630 | Lyda, Travis (1465) | Won 2-0 | +161566 |
| 6sealed | 445 | LeBlanc, Parrish (1517) | Lost 1-2 | -191547 |
| top | average opponent: 1518record: 3-3 | new rating: 1547 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1537 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 983 | Becker, Shawn (1518) | Lost 0-2 | -181519 |
| 2sealed | 1053 | Hartnett, James (1482) | Won 2-0 | +171536 |
| 3sealed | 1087 | Hoefer, Jacob (1499) | Lost 1-2 | -181518 |
| 4sealed | 1165 | McAreavy, Ian C (1482) | Won 2-1 | +171535 |
| 5sealed | 1038 | Gunter, Matthew (1501) | Won 2-0 | +171552 |
| 6sealed | 977 | Wiznitzer, Aryeh (1567) | Won 2-1 | +191571 |
| 7sealed | 831 | Lane, Mitchell (1520) | Lost 0-2 | -191552 |
| top | average opponent: 1510record: 4-3 | new rating: 1552 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 167 | Martens, Joey R (1492) | Draw 1-1 | -21579 |
| 3sealed | 150 | Bishop, James (1528) | Lost 1-2 | -191560 |
| 4sealed | 270 | Quintero, Pedro (1424) | Won 2-1 | +161576 |
| 5sealed | 194 | Galloway, Patrick (1518) | Lost 1-2 | -191557 |
| 6sealed | 246 | Acosta, Jaime (1500) | Lost 0-2 | -201537 |
| top | average opponent: 1492record: 1-3-1 | new rating: 1537 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 123 | Lane, David (1573) | Won 2-0 | +181605 |
| 3sealed | 108 | Ferrando, Matthew (1524) | Lost 1-2 | -201585 |
| 4sealed | 112 | McLain, Dave M (1519) | Won 2-1 | +171602 |
| 5sealed | 136 | Caldwell, Benjamin (1520) | Lost 0-2 | -201582 |
| 6sealed | 164 | Pawlik, Ryan (1520) | Won 2-0 | +171599 |
| 7sealed | 83 | Wade, John (1563) | Lost 0-2 | -181581 |
| top | average opponent: 1536record: 3-3 | new rating: 1581 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1508 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 68 | Noel, Jason (1500) | Won 2-1 | +181526 |
| 2sealed | 102 | Babin, Kyle (1484) | Won 2-0 | +171543 |
| 3sealed | 16 | McCoy, Kurtis (1535) | Won 2-1 | +181561 |
| 4sealed | 25 | Wilczek, Robert (1550) | Lost 1-2 | -191542 |
| 5sealed | 123 | Terseck, Zachary (1535) | Won 2-0 | +181560 |
| 6sealed | 57 | Barfield, Christopher (1537) | Won 2-1 | +181578 |
| 7sealed | 20 | Zampere Junior, Celso (1782) | Won 2-0 | +221600 |
| 8sealed | 7 | Wolansky, Steven (1787) | Won 2-0 | +211621 |
| 9sealed | 18 | Woodley, Ian (1670) | ID | 01621 |
| 10draft | 18 | Simoneaux, Adam (1624) | Lost 0-2 | -181603 |
| 11draft | 21 | Marchand, Richard (1556) | Won 2-0 | +171620 |
| 12draft | 18 | Tormos, Ervin (1706) | Won 2-1 | +201640 |
| 13draft | 1 | Lundquist, Ben (1777) | Lost 0-2 | -161624 |
| 14draft | 1 | Wilkens, Paul (1607) | Lost 0-2 | -181606 |
| 15draft | 15 | Bartolomei, Iain (1546) | Lost 0-2 | -191587 |
| top | average opponent: 1613record: 9-5-1 | new rating: 1587 | ||
| Grand Prix Orlando 2004 (Mirrodin block) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 71 | Duguid, James (1514) | Won 2-0 | +181505 |
| 2block | 38 | Chernoff, Adam (1582) | Lost 0-2 | -161489 |
| 3block | 149 | Lackeos, John (1500) | Won 2-1 | +181507 |
| 4block | 148 | freeman, william (1518) | Won 2-0 | +181525 |
| 5block | 62 | Komsky, Stan (1535) | Lost 1-2 | -181507 |
| 6block | 92 | Fowler, Edward (1518) | Won 2-1 | +181525 |
| 7block | 84 | Suarez, Daniel (1537) | Lost 0-2 | -171508 |
| top | average opponent: 1529record: 4-3 | new rating: 1508 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 79 | Hubka, Chris (1482) | Lost 0-2 | -181467 |
| 2standard | 163 | Todd, Malcolm (1482) | Won 2-0 | +181485 |
| 3standard | 111 | Sandbach, Robert (1500) | Won 2-1 | +191504 |
| 4standard | 139 | Barlow, Larry (1517) | Won 2-0 | +181522 |
| 5standard | 57 | Leggate, Philip (1538) | Lost 1-2 | -181504 |
| 6standard | 100 | Sotter, Paul (1534) | Lost 0-2 | -171487 |
| top | average opponent: 1509record: 3-3 | new rating: 1487 | ||
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 48 | Waite, Jack (1519) | Won 2-0 | +181518 |
| 3sealed | 18 | Mondon, Chris (1568) | Lost 1-2 | -171501 |
| 4sealed | 125 | Fioretta, Scott (1554) | Lost 0-2 | -171484 |
| 5sealed | 190 | Cleveland, Jeffrey (1502) | Won 2-0 | +191503 |
| 6sealed | 120 | Valera, Brandon (1542) | Lost 1-2 | -181485 |
| top | average opponent: 1537record: 2-3 | new rating: 1485 | ||