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Powell, Zeilend
Current rating: 1438

Grand Prix Kobe 2009 (extended) starting rating: 1471
round table opponent (rating) result Δrating
1extended 82 Hiraga, Masahiro (1398) Won 2-1 +161487
2extended 66 Urata, Takurou (1529) Won 2-0 +191506
3extended 28 Higashi, Takao (1577) Lost 0-2 -171489
4extended 136 Ide, Katsuhiro (1546) Lost 1-2 -171472
5extended 152 Takeuchi, Hiroto (1476) Lost 1-2 -181454
6extended 186 Taniguchi, Yuusuke (1580) Won 2-0 +211475
7extended 167 Ogawa, Kazuki (1483) Lost 0-2 -181457
8extended 127 Yokono, Yuusuke (1435) Lost 0-2 -191438
top average opponent: 1503record: 3-5 new rating: 1438

Grand Prix Philadelphia 2008 (extended) starting rating: 1411
round table opponent (rating) result Δrating
1extended 61 Swan, Thomas (1688) Won 2-1 +231434
2extended 67 Maloney, David (1518) Won 2-1 +191453
3extended 154 Kraft, Brian (1459) Won 2-0 +181471
4extended 91 Irvine, David (1755) Won 2-1 +231494
5extended 49 Afable, Coco B (1519) Draw 1-1 +11495
6extended 29 Countryman, Joseph (1636) Lost 0-2 -161479
7extended 77 Seid, Kyle (1586) Won 2-1 +201499
8extended 52 Li, Chen (1517) Won 2-1 +191518
9extended 27 Tocco, Mark (1552) Draw 1-1 01518
10extended 54 Burnett, Kai (1582) Won 2-1 +191537
11extended 32 Fabiano, Gerard (1689) Lost 1-2 -151522
12extended 45 Sukenik, Jonathan (1557) Lost 1-2 -171505
13extended 53 Rodriguez, Alex (1584) Lost 0-2 -171488
14extended 55 Gluck, Terrence (1502) Lost 0-2 -171471
top average opponent: 1582record: 7-5-2 new rating: 1471

Grand Prix Montreal 2007 (Time Spiral block) starting rating: 1423
round table opponent (rating) result Δrating
1block 50 Ziparo, Thomas J (1464) Lost 0-2 -181405
2block 191 Bourdages, Alain-Daniel (1482) Won 1-0 +201425
3block 182 Lau, Jeremy (1500) Won 2-0 +191444
4block 204 Maynard, Pascal (1518) Lost 0-2 -171427
5block 224 Diminie, Josh (1500) Lost 0-2 -161411
top average opponent: 1493record: 2-3 new rating: 1411

Grand Prix Columbus 2007 (legacy) starting rating: 1451
round table opponent (rating) result Δrating
1legacy 20 Hauf, Bryan (1500) Draw 1-1 +11452
2legacy 234 Johnson, Joshua (1436) Won 2-0 +181470
3legacy 144 Carp, Dan R (1518) Lost 1-2 -171453
4legacy 269 Soble, Kyle (1500) Won 2-0 +191472
5legacy 180 Hayes, Brook (1518) Lost 0-1 -171455
6legacy 261 Pate, Joe (1524) Lost 1-2 -171438
7legacy 260 Hazard, Matthew (1483) Lost 0-2 -171421
8legacy 226 Gibson, Robert (1481) Won 2-0 +191440
9legacy 181 Justus, Lee R (1486) Lost 0-2 -171423
top average opponent: 1494record: 3-5-1 new rating: 1423

Grand Prix New Jersey 2006 (TSP limited) starting rating: 1466
round table opponent (rating) result Δrating
1sealed 105 Horvath, Greg (1500) Lost 1-2 -171449
2sealed 257 Guevara, Franz (1503) Won 2-1 +191468
3sealed 280 Shane, Kyle (1434) Lost 1-2 -191449
4sealed 297 O Leary, Michael J (1482) Lost 1-2 -171432
5sealed 319 Nichols, Joshua (1466) Won 2-1 +181450
6sealed 257 Stuart, Troy (1481) Won 2-0 +191469
7sealed 215 Barna, Chris (1500) Lost 1-2 -181451
top average opponent: 1481record: 3-4 new rating: 1451

Grand Prix Turin 2006 (DIS limited) starting rating: 1507
round table opponent (rating) result Δrating
1sealed 190 Padulazzi, Massimiliano (1436) Lost 1-2 -191488
2sealed 208 Testini, Niccolo (1459) Won 2-0 +181506
3sealed 163 Magnoli, Tommaso (1460) Lost 1-2 -191487
4sealed 261 Rus, Tine (1572) Lost 0-2 -171470
5sealed 234 Pugliese, Massimo (1464) Lost 1-2 -181452
6sealed 200 Kelterbaum, Catherine (1224) Won 2-0 +141466
top average opponent: 1436record: 2-4 new rating: 1466

Grand Prix Cardiff 2006 (GPT limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 131 Bartram, Crispin (1500) Won 2-1 +181518
2sealed 84 Ross, Edward (1683) Lost 0-0 -151503
3sealed 92 Rial, Katherine (1500) Won 2-0 +181521
4sealed 97 Wageningen, Mathijs (1641) Won 2-1 +201541
5sealed 61 James, Nathaniel (1528) Lost 1-2 -181523
6sealed 61 Campbell, Gary (1597) Lost 0-2 -171506
7sealed 96 Tilling, Matthew (1518) Won 2-0 +181524
8sealed 65 Kiourtsoglou, Dimitris (1577) Lost 0-2 -171507
top average opponent: 1568record: 4-4 new rating: 1507