Marr, Sam
Current rating: 1607

Grand Prix Hartford 2018 (modern) starting rating: 1475
round table opponent (rating) result Δrating
1modern 145 Dziedziak, Matthew (1551) Won 2-1 +191494
2modern 38 Guerrera, Angelo (1518) Won 2-1 +181512
3modern 129 DeWitt, Jeremie (1536) Won 2-0 +191531
4modern 88 Eichelberger, Gregory (1424) Lost 0-2 -201511
5modern 235 Durso, Andrew (1438) Won 2-1 +171528
6modern 88 Magararu, Juris (1436) Won 2-0 +161544
7modern 84 Artusa, Joseph (1583) Lost 1-2 -171527
8modern 239 Dias, Manuel (1563) Won 2-0 +181545
9modern 302 Catterfeld, Kurt (1546) Won 2-0 +181563
10modern 299 Carlino, Steffen (1680) Won 2-0 +201583
11modern 227 Pierson, Brandon (1608) Lost 0-2 -171566
12modern 241 Rothman, Matthew (1567) Won 2-1 +181584
13modern 229 Gareau, Philippe (1645) Won 2-1 +191603
14modern 244 Saracino, Jacob (1862) Won 2-1 +231626
15modern 218 King, Shawn (1608) Lost 0-2 -191607
top average opponent: 1571record: 11-4 new rating: 1607

Grand Prix Boston-Worcester 2014 (modern) starting rating: 1446
round table opponent (rating) result Δrating
1modern 854 Pynn, Nick (1572) Won 2-0 +201466
2modern 830 Miller, Avery (1518) Lost 1-2 -171449
3modern 1052 Callahan-Cormier, Devin (1563) Won 2-0 +201469
4modern 880 Sugarman-lash, Faolan (1518) Won 2-1 +191488
5modern 801 Hall, Daniel W (1650) Won 2-1 +211509
6modern 820 Kazhdan, Ben (1546) Lost 0-2 -171492
7modern 917 Blair, Tom (1536) Lost 0-2 -171475
top average opponent: 1558record: 4-3 new rating: 1475

Grand Prix Boston-Worcester 2012 (M13 limited) starting rating: 1440
round table opponent (rating) result Δrating
2sealed 177 Verno, Aharon (1466) Lost 0-2 -181422
3sealed 562 Race, Allan (1450) Lost 1-2 -171405
4sealed 750 Kanaan, David (1512) Won 2-0 +201425
5sealed 660 Vincek, Christopher (1459) Won 2-1 +181443
6sealed 448 Myers, Denton (1501) Won 2-0 +191462
7sealed 355 Hunt, Dan (1550) Lost 0-2 -161446
top average opponent: 1490record: 3-3 new rating: 1446

Grand Prix Kansas City 2011 (NPH limited) starting rating: 1480
round table opponent (rating) result Δrating
4sealed 121 Landriz, Erik (1863) Lost 1-2 -121468
5sealed 90 Kirby, Ian (1540) Lost 1-2 -161452
6sealed 239 Watanabe, Yuuya (1809) Lost 0-2 -121440
top average opponent: 1737record: 0-3 new rating: 1440

Grand Prix Washington DC 2010 (ROE standard) starting rating: 1534
round table opponent (rating) result Δrating
2standard 135 Pasco, Joseph A (1518) Lost 0-2 -181516
3standard 182 Morrill, Alex (1499) Lost 0-2 -181498
4standard 324 Doyle, Patrick (1483) Lost 0-2 -181480
top average opponent: 1500record: 0-3 new rating: 1480

Grand Prix Boston 2009 (M10 limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 482 Boissonneault, ??? 3006 (1500) Won 2-0 +181518
2sealed 411 Santana, Rodney (1517) Won 2-1 +181536
3sealed 496 Pipitone, Michael (1537) Won 2-0 +181554
4sealed 419 Macary, Blake P (1519) Won 2-0 +171571
5sealed 412 Durney, Ryan (1534) Lost 0-2 -181553
6sealed 479 Lane, David (1536) Lost 1-2 -191534
7sealed 538 Doehlert, Spencer (1543) Won 2-1 +191553
8sealed 503 Costa, Matthew (1548) Lost 1-2 -191534
top average opponent: 1529record: 5-3 new rating: 1534