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Gereffi, Clay
Current rating: 1743 (#4218)

Grand Prix New Jersey 2017 (std) (AER standard) starting rating: 1607
round table opponent (rating) result Δrating
3standard 200 Broda, Kenneth (1537) Lost 1-2 -191588
4standard 421 Wakeham, George (1515) Won 2-1 +171605
5standard 201 Jordan, Paul (1717) Won 2-0 +201625
6standard 113 Naide, Kazutaka (1782) Won 2-0 +201645
7standard 133 Nagy, Stephen (1676) Won 2-0 +191664
8standard 61 Turnbull, Chris (1522) Won 2-0 +151679
9standard 16 Fontes, Carlos (1699) Won 2-0 +191698
10standard 17 Morin, Jean-Christophe (1704) Won 2-1 +181716
11standard 8 Stark, Ben S (2099) Lost 0-2 -111705
12standard 30 Skorik, Andrew (1719) Lost 1-2 -181687
13standard 53 Rohan, John (1704) Won 2-1 +181705
14standard 34 Zhang, Yuxuan (1562) Won 2-0 +161721
15standard 21 Achorn, Stephen (1949) Won 2-1 +221743
top average opponent: 1707record: 10-3 new rating: 1743

Grand Prix Pittsburgh 2017 (AER standard) starting rating: 1594
round table opponent (rating) result Δrating
3standard 233 Kemmerly, Ben (1516) Won 2-0 +161610
4standard 31 Shindledecker, John (1483) Won 2-1 +161626
5standard 61 McGarrah, Michael (1616) Lost 0-2 -181608
6standard 165 Pound, David (1569) Lost 0-2 -191589
7standard 281 Pargh, William (1730) Won 2-0 +201609
8standard 174 Weiser, Daniel (1772) Won 2-0 +211630
9standard 69 Singer, Jared (1670) Lost 0-2 -171613
10standard 695 Ostrander, Alexis (1511) Lost 0-2 -201593
11standard 731 Bowman, Jeremy (1631) Lost 0-2 -171576
12standard 725 Jones, Scott (1558) Won 2-0 +181594
13standard 692 Houk, Stephen (1475) Won 2-0 +151609
14standard 664 Ferguson, Michael (1569) Lost 0-2 -181591
15standard 676 Lu, Jason (1503) Won 2-0 +161607
top average opponent: 1585record: 7-6 new rating: 1607

Grand Prix Pittsburgh 2016 (SOI standard) starting rating: 1564
round table opponent (rating) result Δrating
3standard 28 Malenda, Derik (1650) Won 2-1 +191583
4standard 86 Hernandez, Adam (1536) Lost 0-2 -181565
5standard 175 Horn, Andrew (1504) Won 2-0 +161581
6standard 78 Bruce, Adam (1504) Lost 1-2 -191562
7standard 177 Fournier, Daniel (1991) Lost 1-2 -111551
8standard 300 Tice, Ronald (1520) Won 2-1 +181569
9standard 260 Alfarah, Michael (1643) Won 2-1 +191588
10standard 368 Rios, Justin (1688) Lost 1-2 -161572
11standard 413 Carson, Erik (1842) Lost 0-2 -131559
12standard 429 Zhang, Chenyi (1474) Lost 0-2 -201539
13standard 418 Leveille, Tom (1642) Won 2-0 +201559
14standard 394 Anderson, Richard (1506) Won 2-0 +171576
15standard 380 Stokes, Shane (1544) Won 2-1 +181594
top average opponent: 1619record: 7-6 new rating: 1594

Grand Prix Charlotte 2016 (modern) starting rating: 1586
round table opponent (rating) result Δrating
3modern 475 Eichelberger, Gregory (1565) Lost 0-2 -181568
4modern 26 Bryan, Jordan (1522) Won 2-0 +171585
5modern 393 Byam, Alan (1484) Lost 1-2 -201565
6modern 274 Goanos, Johnathan (1520) Lost 1-2 -191546
7modern 557 Martinez, Andre (1466) Won 2-1 +171563
8modern 362 Buckman, Cierra (1429) Won 2-0 +151578
9modern 370 Mann, Stephen (1763) Lost 1-2 -141564
top average opponent: 1536record: 3-4 new rating: 1564

Grand Prix New York 2016 (SOI standard) starting rating: 1608
round table opponent (rating) result Δrating
3standard 320 Van Fleet, Adam (1638) Won 2-1 +191627
4standard 185 Brock, Kyle (1685) Lost 0-2 -171610
5standard 203 Fazekas, Jeffrey (1536) Lost 1-2 -191591
6standard 528 Conti, Blake (1622) Lost 1-2 -181573
7standard 633 Murin, John (1506) Won 2-1 +171590
8standard 458 Martinez II, Eddie (1540) Lost 1-2 -191571
9standard 455 Jones, James (1420) Won 2-0 +151586
top average opponent: 1564record: 3-4 new rating: 1586

Grand Prix Atlantic City 2015 (DTK limited) starting rating: 1573
round table opponent (rating) result Δrating
2sealed 372 Tolvanen, Juha (1571) Won 2-0 +181591
3sealed 119 Vincek, Christopher (1421) Won 2-0 +151606
4sealed 20 Sperling, Matthew (1974) Lost 1-2 -111595
5sealed 141 Nandrajog, Nikhil (1507) Lost 0-2 -201575
6sealed 243 Sweeney, Greg (1518) Won 2-0 +171592
7sealed 219 Baquerizo, Steven (1545) Lost 1-2 -191573
8sealed 280 Gray, Chris (1524) Won 2-0 +171590
9sealed 181 Wong, Chris (1591) Won 2-0 +181608
top average opponent: 1581record: 5-3 new rating: 1608

Grand Prix Washington DC 2014 (JOU limited) starting rating: 1517
round table opponent (rating) result Δrating
2sealed 200 Allegrucci, Xavier (1491) Lost 1-2 -181499
3sealed 407 New, Michael (1463) Won 2-1 +171516
4sealed 251 McAllister, Bob (1507) Lost 1-2 -181498
5sealed 461 Hill, James (1253) Won 2-0 +131511
6sealed 217 Byerly, Larry (1523) Won 2-0 +191530
7sealed 276 Berry, Mike (1523) Won 2-0 +171547
8sealed 178 Burniche, Ryan (1522) Won 2-0 +181565
9sealed 113 Kim, Jason (1627) Won 2-1 +191584
10draft 26 Do, Dzi (1592) Lost 0-2 -181566
11draft 70 Senneway, Bill (1655) Won 2-1 +201586
12draft 69 Osyda, Eric (1600) Won 2-1 +181604
13draft 1 Ford, Jason (1855) Lost 0-2 -131591
14draft 26 Houle, Ray (1633) Lost 0-2 -181573
top average opponent: 1557record: 8-5 new rating: 1573

Grand Prix Philadelphia 2014 (BNG limited) starting rating: 1519
round table opponent (rating) result Δrating
1sealed 286 Smith, Robert (1599) Lost 1-2 -171502
2sealed 598 King, Evan (1433) Won 2-0 +171519
3sealed 512 VanEvery, Paul (1498) Won 2-0 +181537
4sealed 264 Prieto, Luis Delfin (1490) Lost 1-2 -191518
5sealed 469 Espejo, Angel (1502) Won 2-1 +181536
6sealed 417 Ansorge, Ethan (1522) Lost 1-2 -191517
7sealed 418 McCann, Sean (1502) Won 2-0 +181535
8sealed 316 McIntosh, John (1529) Lost 0-0 -181517
top average opponent: 1509record: 4-4 new rating: 1517

Grand Prix Atlantic City 2013 (RTR standard) starting rating: 1500
round table opponent (rating) result Δrating
1standard 153 Woolf, Troy (1464) Won 2-0 +171517
2standard 53 Taylor, Travis (1465) Won 2-0 +171534
3standard 229 McGhee, Joshua (1522) Lost 0-2 -181516
4standard 257 Kelly, Peter (1689) Lost 1-2 -151501
5standard 551 Lewis, Christopher (1448) Won 2-0 +171518
6standard 422 Castro, Roberto (1588) Lost 0-2 -161502
7standard 443 Tabash, Nadher (1470) Won 2-1 +171519
top average opponent: 1521record: 4-3 new rating: 1519