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Hayashi, Riki
Current rating: 1645

Grand Prix Washington DC 2019 (MH1 limited) starting rating: 1461
round table opponent (rating) result Δrating
1sealed 182 Champion, Shaun (1508) Won 2-1 +191480
2sealed 106 Cambie-Fabris, Pierluigi (1659) Lost 0-0 -151465
3sealed 365 Taylor, Matthew (1413) Won 2-1 +171482
4sealed 165 Murray, Robert (1358) Won 2-0 +161498
5sealed 143 Hale, James (1419) Won 2-1 +161514
6sealed 148 Ewing, William (1539) Lost 1-2 -171497
7sealed 115 Rigatti, Jonathan (1537) Won 2-0 +181515
8sealed 94 Tuske, Paul (1512) Won 2-0 +181533
9sealed 65 Ramirez Sanchez, Emmanuel (1907) Won 2-0 +251558
10draft 17 Sherman, Justin (1619) Won 2-1 +191577
11draft 17 Polyakov, Alexander (1868) Won 2-1 +231600
12draft 17 Berkowitz, Jordan (1814) Won 2-1 +221622
13draft 50 Paolercio, Dominick (1664) Won 2-0 +191641
14draft 29 Stanley, Robert (1937) Lost 1-2 -131628
15draft 86 Karsten, James (1588) Won 2-0 +171645
top average opponent: 1623record: 12-3 new rating: 1645

Grand Prix Houston 2018 (RIX limited) starting rating: 1456
round table opponent (rating) result Δrating
1sealed 215 Berlin, Max (1519) Lost 1-2 -171439
2sealed 316 Estepp, Clayton (1449) Lost 1-2 -181421
3sealed 401 Styers, Roger (1423) Won 2-1 +181439
4sealed 372 Prestwood, Dave (1483) Won 2-1 +191458
5sealed 245 Goff, Parker (1506) Won 2-0 +191477
6sealed 233 Henberger, Gail (1599) Lost 0-2 -161461
top average opponent: 1497record: 3-3 new rating: 1461

Grand Prix Dallas-Fort Worth 2011 (MBS standard) starting rating: 1470
round table opponent (rating) result Δrating
1standard 221 Tang, Jeffrey (1447) Won 2-1 +181488
2standard 75 Phiffer, Aaron (1482) Won 2-0 +181506
3standard 135 Minard, Darin (1558) Lost 0-2 -171489
4standard 253 Greenlee, Mitchell (1579) Lost 1-2 -171472
5standard 308 Zacek, Richard (1536) Lost 1-2 -161456
top average opponent: 1520record: 2-3 new rating: 1456

Grand Prix Oakland 2010 (extended) starting rating: 1503
round table opponent (rating) result Δrating
4extended 70 Parrish, Joby (1556) Lost 1-2 -171486
5extended 139 Peterson, Michael (1487) Won 2-1 +181504
6extended 110 Collins, Kenyon (1555) Lost 0-2 -171487
7extended 126 Taylor, Mark D (1542) Lost 1-2 -171470
top average opponent: 1535record: 1-3 new rating: 1470

Grand Prix Dallas 2007 (extended) starting rating: 1505
round table opponent (rating) result Δrating
1extended 232 Helms, Bobby (1469) Lost 0-2 -191486
2extended 290 Tirado, Yefte (1482) Lost 1-2 -181468
3extended 301 Gubricky, Ryan M (1464) Won 0-0 +181486
4extended 269 Lewis, Jon (1526) Won 2-0 +191505
5extended 250 Palmer, David A (1498) Won 2-0 +181523
6extended 125 Esposito, Michael R (1483) Draw 1-1 -11522
7extended 137 Mohr, Bryan (1502) Lost 1-2 -191503
top average opponent: 1489record: 3-3-1 new rating: 1503

Grand Prix Salt Lake City 2005 (Kamigawa block) starting rating: 1478
round table opponent (rating) result Δrating
2block 57 Scales, Zach (1432) Won 2-1 +181496
3block 19 Taylor, Eric (1663) Draw 1-1 +31499
4block 41 Dulin, Kevin (1611) Won 2-0 +201519
5block 17 Weeden, Eric (1555) Won 1-0 +181537
6block 8 Loden, Lance (1700) Lost 0-2 -151522
7block 21 Siu, Brian (1548) Lost 1-2 -171505
top average opponent: 1585record: 3-2-1 new rating: 1505

Grand Prix Seattle 2005 (extended) starting rating: 1462
round table opponent (rating) result Δrating
4extended 29 Tamblyn, Mitchell (1691) Lost 1-2 -141448
5extended 72 Toratani, Charles (1482) Lost 0-2 -181430
6extended 77 Garza, Luke (1519) Won 2-0 +201450
7extended 49 sonnleitner, Shaman M (1539) Won 2-0 +191469
8extended 55 Kung, Ted (1552) Won 2-0 +201489
9extended 20 Hwang, Michael (1576) Lost 0-2 -161473
11extended 20 Wong, Kenny [CAN] (1564) Lost 0-2 -171456
12extended 27 Twarog, Eric (1546) Won 2-0 +201476
13extended 22 Kret, Adamko (1533) Lost 0-2 -171459
14extended 22 Swanson, Sam (1544) Won 2-0 +191478
top average opponent: 1555record: 5-5 new rating: 1478

Grand Prix Oakland 2004 (DST limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 5 Oakes, Connor (1446) Lost 0-2 -191481
2sealed 157 Odempsey, Jennyfer (1482) Won 2-1 +181499
3sealed 96 Nguyen, Joe (1412) Lost 0-2 -201479
4sealed 155 Marr, Mat (1484) Lost 1-2 -171462
top average opponent: 1456record: 1-3 new rating: 1462