Grand Prix Costa Rica 2012 (M13 limited)			starting rating: 1522
round	table	opponent (rating)	result	Δrating
1sealed	125	Amaral, Laerthe (1500)	Won 2-0	+181540
3sealed	57	Rey C, Sebastian (1482)	Lost 1-2	-191521
4sealed	137	villalobos, jeffrey (1500)	Won 2-1	+171538
5sealed	126	Umana Chaves, Jose Pablo (1543)	Lost 0-2	-181520
top		average opponent: 1506record: 2-2	new rating: 1520

Grand Prix Boston 2009 (M10 limited)			starting rating: 1559
round	table	opponent (rating)	result	Δrating
2sealed	175	Drebsky, David (1592)	Lost 1-2	-181541
3sealed	208	Huberty, Henry (1482)	Lost 1-2	-191522
top		average opponent: 1537record: 0-2	new rating: 1522

Grand Prix Seattle 2009 (ARB standard)			starting rating: 1614
round	table	opponent (rating)	result	Δrating
4standard	2	Woodward, Jonathan (1651)	Lost 0-2	-181596
5standard	237	Rogachevsky, Victor (1605)	Lost 0-2	-171579
6standard	264	Houk, Brandon (1475)	Lost 0-2	-201559
top		average opponent: 1577record: 0-3	new rating: 1559

Grand Prix Indianapolis 2008 (SHM limited)			starting rating: 1561
round	table	opponent (rating)	result	Δrating
1sealed	233	Graves, Thomas (1517)	Won 2-1	+171578
2sealed	116	Lange, Tanner (1518)	Won 2-0	+171595
3sealed	147	Hahn, Kurtis (1621)	Won 2-0	+181613
4sealed	113	McGregor, Pat (1614)	Lost 1-2	-181595
5sealed	161	Yetka, David (1504)	Lost 1-2	-191576
6sealed	175	Beeton, James (1636)	Won 2-1	+191595
7sealed	194	Jennings, Kevin (1538)	Won 2-0	+171612
8sealed	64	Miller, Colin (1644)	Won 2-1	+181630
9sealed	57	Szleifer, Gadiel (1705)	Lost 1-2	-161614
top		average opponent: 1588record: 6-3	new rating: 1614

Grand Prix Philadelphia 2008 (extended)			starting rating: 1495
round	table	opponent (rating)	result	Δrating
1extended	47	Tompkins, Mike (1508)	Won 2-1	+181513
2extended	189	Arends, Randolph (1510)	Lost 0-2	-181495
3extended	354	Allen, Creed J (1482)	Won 2-1	+181513
4extended	247	Evans, Eli (1516)	Draw 1-1	01513
5extended	216	Winkelman, Matthew P (1518)	Won 2-1	+181531
6extended	143	Visconti, Michael (1594)	Won 2-1	+191550
7extended	80	Tolson, Phillip E (1542)	Won 2-0	+181568
8extended	51	Scheel, Brandon (1879)	Won 2-1	+231591
9extended	30	Sacher, AJ (1606)	Won 2-0	+191610
10extended	16	Martell, Tom (1765)	Won 1-0	+201630
11extended	8	Rasmussen, Ben (1709)	Draw 1-1	+21632
12extended	19	Fabiano, Gerard (1705)	Lost 0-2	-171615
13extended	31	Skolnik, Yoni (1629)	Lost 1-2	-181597
14extended	43	Rodriguez, Alex (1601)	Lost 0-2	-171580
15extended	47	Sukenik, Jonathan (1541)	Lost 0-2	-191561
top		average opponent: 1607record: 8-5-2	new rating: 1561

Grand Prix Montreal 2007 (Time Spiral block)			starting rating: 1535
round	table	opponent (rating)	result	Δrating
1block	43	Zizos, Jeff P (1500)	Won 2-1	+171552
2block	153	Ketita, Nassim (1648)	Lost 0-2	-161536
3block	179	Countryman, Joseph (1501)	Lost 0-2	-191517
4block	276	Richardson, Paul (1399)	Lost 1-2	-201497
5block	285	Rubinstein, Aaron (1447)	Won 2-1	+171514
6block	205	Gallo Citera, Rocco P (1467)	Won 2-0	+171531
7block	155	Dingler, Martin (1529)	Lost 0-2	-181513
8block	138	La Roche, Stephen (1487)	Lost 0-0	-181495
top		average opponent: 1497record: 3-5	new rating: 1495

Grand Prix Columbus 2007 (legacy)			starting rating: 1500
round	table	opponent (rating)	result	Δrating
1legacy	15	Elrod, David (1481)	Lost 1-2	-181482
2legacy	260	Ahmad, Anwar (1517)	Lost 1-2	-181464
3legacy	387	vorwald, gary r (1464)	Won 2-0	+181482
4legacy	315	Matte, James (1485)	Lost 0-2	-181464
5legacy	345	Scott, Alex (1464)	Won 2-1	+181482
6legacy	311	Stinnett, Johnathan (1435)	Won 2-1	+171499
7legacy	221	Adkins, Jesse H (1500)	Won 2-0	+181517
8legacy	171	Barnello, Adam (1476)	Won 2-0	+181535
9legacy	146	Kwan, Lung (1537)	Draw 1-1	01535
top		average opponent: 1484record: 5-3-1	new rating: 1535