Mathis, Jeffrey
Current rating: 1650
Record: 63-67-3
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 288 | Younger, Alejandro (1529) | Won 2-0 | +171593 |
| 3sealed | 15 | Groat, Josh (1534) | Lost 1-2 | -191574 |
| 4sealed | 377 | Losee, Ben (1439) | Won 2-1 | +161590 |
| 5sealed | 483 | Conn, Alexander (1693) | Won 2-0 | +201610 |
| 6sealed | 274 | Fagan, Christian (1609) | Won 2-1 | +181628 |
| 7sealed | 164 | He, Bo (1676) | Lost 0-2 | -181610 |
| 8sealed | 2118 | Karsten, Frank (1964) | Won 2-0 | +251635 |
| 9sealed | 133 | Gottstein, Jeff (1764) | Won 2-1 | +201655 |
| 10draft | 215 | Abel, Max (1503) | Lost 1-2 | -211634 |
| 11draft | 95 | Donato, Marino (1814) | Won 2-1 | +211655 |
| 12draft | 214 | Craton, Nicholas (1653) | Lost 0-2 | -181637 |
| 13draft | 96 | Malinowski, Mike (1559) | Lost 1-2 | -191618 |
| 14draft | 82 | Tatum, Joseph (1577) | Won 2-1 | +171635 |
| 15draft | 81 | Nichols, Gary (1445) | Won 2-0 | +151650 |
| top | average opponent: 1626record: 9-5 | new rating: 1650 | ||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 603 | Erwin, James (1517) | Lost 0-2 | -181509 |
| 3sealed | 883 | Ferrell, Joseph (1468) | Lost 1-2 | -191490 |
| 4sealed | 1033 | Naff, Davis (1445) | Lost 0-2 | -191471 |
| 5sealed | 1069 | Cooperman, Ross (1532) | Won 2-0 | +191490 |
| 6sealed | 955 | Pagan, Alberto (1447) | Won 2-1 | +171507 |
| 7sealed | 871 | Ladd, Jb (1591) | Won 2-1 | +201527 |
| 8sealed | 832 | Wenrich, Christopher (1502) | Won 2-0 | +181545 |
| 9sealed | 782 | Stern, Jon (1863) | Won 2-1 | +231568 |
| 10draft | 811 | Edwards, Wesley (1562) | Won 2-0 | +181586 |
| 11draft | 783 | Denney, Timothy (1834) | Won 2-0 | +221608 |
| 12draft | 801 | Fyfe, Max (1680) | Lost 0-2 | -161592 |
| 13draft | 731 | Wollney, Nicholas (1534) | Won 2-0 | +171609 |
| 14draft | 763 | Ronquillo, Voltaire (1712) | Lost 0-2 | -161593 |
| 15draft | 738 | Meah, Joshua (1672) | Lost 1-2 | -171576 |
| top | average opponent: 1597record: 8-6 | new rating: 1576 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 103 | Paulus, Cameron (1427) | Draw 1-1 | -21507 |
| 3standard | 337 | Dowd, Matthew (1483) | Won 2-0 | +181525 |
| 4standard | 178 | Lee, Tyler (1512) | Won 2-1 | +171542 |
| 5standard | 93 | Simms, Jason (1715) | Lost 0-0 | -141528 |
| 6standard | 220 | Logsdon, Tai (1540) | Won 2-1 | +181546 |
| 7standard | 119 | Kirkpatrick, Dylan (1580) | Lost 0-2 | -181528 |
| 8standard | 231 | Moshrefi, Arian (1531) | Lost 1-2 | -181510 |
| 9standard | 325 | Alcorn, James (1420) | Won 2-0 | +171527 |
| top | average opponent: 1526record: 4-3-1 | new rating: 1527 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 672 | Potente, Michael (1560) | Won 2-1 | +211457 |
| 3sealed | 814 | Kiefer, Jack (1830) | Lost 1-2 | -121445 |
| 4sealed | 933 | Branham, Tandy (1624) | Won 2-0 | +211466 |
| 5sealed | 827 | Healy, John (1628) | Lost 1-2 | -151451 |
| 6sealed | 903 | Smith, Austin (1511) | Lost 1-2 | -171434 |
| 7sealed | 930 | Rochford, James (1431) | Won 2-0 | +181452 |
| 8sealed | 900 | Denmark, Brad (1545) | Won 2-1 | +201472 |
| 9sealed | 778 | Krupski, Jared (1579) | Won 2-0 | +201492 |
| 10draft | 855 | Malka, Sol (1815) | Lost 0-2 | -121480 |
| 11draft | 854 | DeMars, Brian (1880) | Lost 0-2 | -111469 |
| 12draft | 853 | Baker, Brandon (1529) | Won 2-1 | +191488 |
| 13draft | 999 | Dang, Fumin (1512) | Lost 0-2 | -181470 |
| 14draft | 908 | Ardoin, Micheal (1551) | Won 2-0 | +201490 |
| 15draft | 873 | Hunter, George (1545) | Won 2-1 | +191509 |
| top | average opponent: 1610record: 8-6 | new rating: 1509 | ||
| Grand Prix Minneapolis 2016 (SOI standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 125 | Hicks, Adam (1586) | Won 2-1 | +211483 |
| 4standard | 97 | Baeckstrom, Andrew (1997) | Lost 1-2 | -101473 |
| 5standard | 24 | Black, Samuel (2152) | Lost 0-2 | -71466 |
| 6standard | 260 | Hallahan, Brian (1638) | Lost 0-2 | -151451 |
| 7standard | 364 | LeDuc, Tom (1499) | Won 2-1 | +191470 |
| 8standard | 254 | Spatafore, Joseph (1557) | Lost 1-2 | -161454 |
| 9standard | 310 | Vrudny, Julian (1498) | Lost 1-2 | -181436 |
| top | average opponent: 1704record: 2-5 | new rating: 1436 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 50 | Conley, Kieran (1625) | Lost 0-2 | -151448 |
| 4modern | 92 | Burney, Jodey (1481) | Won 2-0 | +191467 |
| 5modern | 482 | Bartlett, Jon (1539) | Lost 0-2 | -171450 |
| 6modern | 141 | Murphy, Max (1685) | Won 2-1 | +231473 |
| 7modern | 332 | Kiemes, Johannes (1525) | Lost 0-2 | -181455 |
| 8modern | 456 | Alen, Myles (1507) | Won 2-1 | +191474 |
| 9modern | 280 | Fogle, Jack (1817) | Lost 0-2 | -121462 |
| top | average opponent: 1597record: 3-4 | new rating: 1462 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 340 | [anonymous] | Lost 0-2 | -171459 |
| 4modern | 308 | McFarland, Ken (1499) | Lost 0-2 | -171442 |
| 5modern | 835 | Bender, Joel (1486) | Lost 0-2 | -181424 |
| 6modern | 815 | Rapp, Brandon (1485) | Won 2-0 | +191443 |
| 7modern | 728 | Kessel, Justin (1493) | Lost 1-2 | -171426 |
| 8modern | 677 | Druschel, Kevin (1410) | Won 2-0 | +181444 |
| 9modern | 555 | Lang, Robert (1524) | Won 2-1 | +191463 |
| top | average opponent: 1486record: 3-4 | new rating: 1463 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 199 | Langley, Christopher (1468) | Won 2-0 | +181492 |
| 4sealed | 201 | Schneider, Matthew (1561) | Lost 1-2 | -171475 |
| 5sealed | 192 | Newquist, John (1547) | Won 2-1 | +201495 |
| 6sealed | 252 | Longlais, Lucien (1692) | Lost 0-2 | -151480 |
| 7sealed | 387 | Elliott, Garth (1687) | Won 2-1 | +221502 |
| 8sealed | 197 | Nelson, Brad (2015) | Lost 1-2 | -101492 |
| 9sealed | 259 | Strunin, Jake (1595) | Lost 1-2 | -161476 |
| top | average opponent: 1652record: 3-4 | new rating: 1476 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 1290 | Sievert, Joe (1569) | Won 2-0 | +201494 |
| 4modern | 1246 | Cheeseman, Adam (1508) | Won 2-0 | +181512 |
| 5modern | 1061 | Huang, Hao-Shan (1931) | Lost 0-2 | -111501 |
| 6modern | 1127 | Tomajko, Oliver (1862) | Lost 1-2 | -111490 |
| 7modern | 1101 | Goanos, Johnathan (1490) | Lost 1-2 | -181472 |
| 8modern | 936 | Kane, Will (1515) | Won 2-0 | +191491 |
| 9modern | 789 | Schwartz, Alexander (1576) | Lost 1-2 | -171474 |
| top | average opponent: 1636record: 3-4 | new rating: 1474 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 158 | Parker, James S (1542) | Won 2-0 | +191503 |
| 3sealed | 19 | Wong, Brian (1536) | Won 2-0 | +181521 |
| 4sealed | 88 | Sowar, Joseph (1591) | Draw 1-1 | +11522 |
| 5sealed | 51 | Abernethy, Andrew (1569) | Won 2-0 | +191541 |
| 6sealed | 23 | Suanico, Hernando (1580) | Lost 1-2 | -171524 |
| 7sealed | 75 | Harris, Maxwell (1564) | Lost 1-2 | -171507 |
| 8sealed | 118 | Griffin, Patrick (1668) | Lost 0-2 | -151492 |
| 9sealed | 101 | Laub, Russell (1521) | Lost 0-2 | -181474 |
| top | average opponent: 1571record: 3-4-1 | new rating: 1474 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 240 | Birdsong, Joseph (1593) | Lost 0-2 | -151406 |
| 3standard | 465 | Cotner, Katie (1499) | Won 2-1 | +201426 |
| 4standard | 239 | Mooney, Peter (1642) | Won 2-0 | +221448 |
| 5standard | 194 | Cuvelier, John (1916) | Lost 0-2 | -101438 |
| 6standard | 329 | Barboza, Andres (1490) | Won 2-1 | +191457 |
| 7standard | 157 | Friedman, Ben (1791) | Won 2-1 | +241481 |
| 8standard | 152 | Allen, Joseph (1544) | Won 2-1 | +191500 |
| 9standard | 41 | Johnson, Vincent (1600) | Lost 1-2 | -161484 |
| top | average opponent: 1634record: 5-3 | new rating: 1484 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1410 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 123 | Biggs, Tyler (1516) | Lost 0-2 | -161394 |
| 3sealed | 366 | Renslow, Corbin (1480) | Lost 1-2 | -171377 |
| 4sealed | 380 | Detmer, David (1442) | Won 2-0 | +191396 |
| 5sealed | 245 | Satterfield, Mark (1500) | Won 2-0 | +201416 |
| 6sealed | 213 | Dunaway, Paul (1540) | Lost 0-2 | -161400 |
| 7sealed | 236 | Stone, Kris (1502) | Won 2-0 | +201420 |
| 8sealed | 157 | Bartle, Will (1451) | Won 2-0 | +191439 |
| 9sealed | 126 | Peltokangas, Henry (1453) | Lost 1-2 | -181421 |
| top | average opponent: 1485record: 4-4 | new rating: 1421 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1365 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 386 | Wood, Joseph (1486) | Lost 0-2 | -161349 |
| 4sealed | 442 | Detmer, David (1518) | Won 2-0 | +211370 |
| 5sealed | 485 | McCullough, Brian (1557) | Lost 0-2 | -151355 |
| 6sealed | 587 | Schatzline, Noah (1518) | Won 2-0 | +211376 |
| 7sealed | 368 | Gonzalez, Alejandro (1483) | Won 2-1 | +201396 |
| 8sealed | 409 | Johnson, Jon (1708) | Won 2-1 | +241420 |
| 9sealed | 312 | Beasley, Orrin (1875) | Lost 1-2 | -101410 |
| top | average opponent: 1592record: 4-3 | new rating: 1410 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 388 | Hill, Jason (1502) | Lost 1-2 | -161414 |
| 2modern | 528 | Braud, Chris (1462) | Draw 1-1 | 01414 |
| 3modern | 616 | Armstrong, Jirhon (1483) | Lost 1-2 | -161398 |
| 4modern | 671 | Verbeeck, Shiloh (1412) | Won 2-0 | +181416 |
| 5modern | 554 | Ling, Matthew (1481) | Lost 1-2 | -171399 |
| 6modern | 499 | Mold, Steffan (1463) | Lost 1-2 | -171382 |
| 7modern | 412 | Linneman, Ryan (1416) | Lost 0-2 | -171365 |
| top | average opponent: 1460record: 1-5-1 | new rating: 1365 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1140 | Howley, Luke (1500) | Lost 0-2 | -181446 |
| 2sealed | 1000 | Barnaby, Jordan (1481) | Won 2-0 | +191465 |
| 3sealed | 986 | Bailey, Patrick (1501) | Lost 0-2 | -171448 |
| 4sealed | 1092 | McCarthy, Scott A (1482) | Lost 0-2 | -181430 |
| top | average opponent: 1491record: 1-3 | new rating: 1430 | ||
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 216 | Babb, Kevin (1501) | Lost 0-2 | -181482 |
| 2sealed | 386 | Berning, Chad (1482) | Lost 0-2 | -181464 |
| 3sealed | 407 | Blankenship, Colt (1445) | Won 2-0 | +181482 |
| 4sealed | 425 | Hannon, Eugenia (1482) | Won 2-1 | +181500 |
| 5sealed | 298 | Fisher, Kristopher (1496) | Lost 1-2 | -181482 |
| 6sealed | 359 | Marchant, William (1482) | Lost 0-2 | -181464 |
| top | average opponent: 1481record: 2-4 | new rating: 1464 | ||