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Walker, Mark
Current rating: 1612

Grand Prix Chicago 2014 (JOU standard) starting rating: 1617
round table opponent (rating) result Δrating
3standard 81 Edelson, Ryan T (1537) Lost 1-2 -191598
4standard 157 Cullum, Travis (1580) Won 2-0 +181616
5standard 90 Brock, Jerry (1537) Won 0-0 +161632
6standard 80 Yeh, Chih-Cheng (1525) Lost 0-2 -201612
7standard 151 Dempsey, Jacob (1571) Won 2-0 +181630
8standard 71 Pordes, Casey (1651) Lost 1-2 -181612
top average opponent: 1567record: 3-3 new rating: 1612

Grand Prix Charlotte 2013 (GTC limited) starting rating: 1576
round table opponent (rating) result Δrating
1sealed 794 Taylor, Cory D (1463) Lost 0-2 -201556
2sealed 1201 Mickle, Marcia (1474) Won 2-1 +171573
3sealed 1042 Henry, Samuel (1464) Won 2-0 +161589
4sealed 1023 Sheffey, Tobias (1562) Lost 1-2 -191570
5sealed 996 Pizzino, Jason D (1501) Won 2-1 +171587
6sealed 866 Jensen, Derek (1521) Won 2-0 +171604
7sealed 864 Atherton, Christopher (1538) Won 2-1 +161620
8sealed 435 Kilby, Kyle R (1543) Won 2-1 +171637
9sealed 372 Fisher, Joe (1553) Lost 0-2 -201617
top average opponent: 1513record: 6-3 new rating: 1617

Grand Prix Chicago 2012 (modern) starting rating: 1540
round table opponent (rating) result Δrating
1modern 266 Sword, Matt (1500) Draw 1-1 -11539
2modern 266 Krull, Brendan (1503) Won 2-1 +171556
3modern 209 Serio, Ronny (1613) Lost 1-2 -171539
4modern 376 Thomas, Anthony (1429) Won 2-0 +161555
5modern 274 Nichels, Ryan (1519) Won 2-1 +181573
6modern 182 Renner, Chris (1415) Won 2-1 +151588
7modern 108 DeMars, Brian (1962) Lost 1-2 -121576
8modern 182 Jerger, Bryan (1533) Won 2-0 +181594
9modern 126 Pounds, Robert (1622) Lost 1-2 -181576
top average opponent: 1566record: 5-3-1 new rating: 1576

Grand Prix Columbus 2010 (legacy) starting rating: 1500
round table opponent (rating) result Δrating
1legacy 608 Means, Brian (1446) Won 2-1 +171517
2legacy 527 Johnson, Jason (1571) Lost 0-2 -171500
3legacy 580 Bauer, Michael (1464) Won 2-1 +171517
4legacy 555 LaMendola, Charles T (1519) Won 2-0 +181535
5legacy 528 Gamble, Eddie (1627) Won 2-1 +201555
6legacy 450 Duke, Ian (1632) Draw 1-1 +11556
7legacy 459 Prokop, Mike J (1626) Lost 0-2 -161540
top average opponent: 1555record: 4-2-1 new rating: 1540