Martinez, Joshua A
Current rating: 1663
Record: 39-30-2
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1685 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 26 | Blankenship, Jordan M (1500) | Lost 0-2 | -221663 |
| 2standard | 406 | Hausle, Maxwell (1482) | Lost 0-2 | -211642 |
| 3standard | 482 | Moore, Christopher S (1430) | Won 2-1 | +141656 |
| 4standard | 435 | Casas, Sixto (1482) | Won 2-1 | +151671 |
| 5standard | 325 | Carriveau, Kurt (1517) | Lost 0-2 | -211650 |
| 6standard | 408 | Martin, Casey (1483) | Won 2-0 | +151665 |
| 7standard | 343 | McGraw, Bryan (1591) | Won 2-0 | +171682 |
| 8standard | 205 | Williams, Sam (1636) | Lost 0-2 | -191663 |
| top | average opponent: 1515record: 4-4 | new rating: 1663 | ||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1677 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 346 | Usman, Nick (1508) | Won 2-1 | +151692 |
| 3sealed | 188 | Soorani, Shaheen (1931) | Won 2-1 | +231715 |
| 4sealed | 192 | Oro Yu, Ivan (1537) | Draw 1-1 | -41711 |
| 5sealed | 128 | Victory, Robert (1491) | Lost 1-2 | -211690 |
| 6sealed | 269 | Dunn, Paul (1489) | Won 2-1 | +141704 |
| 7sealed | 168 | Orliner, Eric (1641) | Lost 0-2 | -191685 |
| top | average opponent: 1600record: 3-2-1 | new rating: 1685 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1689 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 133 | Casey, Kristopher (1536) | Lost 0-1 | -211668 |
| 4legacy | 273 | Phillips, Michael (1500) | Won 2-0 | +151683 |
| 5legacy | 191 | Marucci, Joe (1422) | Lost 1-2 | -231660 |
| 6legacy | 231 | Vincent, Adam (1498) | Won 2-0 | +151675 |
| 7legacy | 170 | Elderfield, Darien (1561) | Won 2-0 | +161691 |
| 8legacy | 111 | Higgins, Brian J (1444) | Won 2-0 | +141705 |
| 9legacy | 78 | Simpson, Nate (1621) | Won 2-1 | +161721 |
| 10legacy | 43 | Pogue, Kemper (1648) | Lost 0-2 | -191702 |
| 11legacy | 64 | Durward, Caleb (1851) | Lost 0-2 | -151687 |
| 12legacy | 60 | Anderson, Joseph F (1505) | Draw 1-1 | -41683 |
| 13legacy | 60 | Uhlmann, Alex D (1517) | Won 2-0 | +151698 |
| 14legacy | 50 | Piland, Jesse (1533) | Lost 0-2 | -211677 |
| top | average opponent: 1553record: 6-5-1 | new rating: 1677 | ||
| Grand Prix Orlando 2012 (ISD standard) | starting rating: 1505 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 186 | Evans, Brandon (1462) | Won 2-0 | +171522 |
| 2standard | 216 | Powell, Cecil (1518) | Won 2-0 | +181540 |
| 3standard | 82 | Gordon, Shawn (1435) | Won 2-1 | +161556 |
| 4standard | 3 | Utter-Leyton, Josh (2172) | Lost 1-2 | -81548 |
| 5standard | 176 | Butcher, Rebecca (1518) | Won 2-1 | +181566 |
| 6standard | 90 | Wagstaff, Evan (1556) | Won 2-0 | +171583 |
| 7standard | 46 | Laskin, Lewis (1556) | Won 2-0 | +181601 |
| 8standard | 27 | Kennel, Brian (1557) | Won 2-0 | +171618 |
| 9standard | 26 | Terwilliger, Brian (1610) | Won 2-0 | +181636 |
| 10standard | 11 | Fedon, Gerardo (1629) | Won 2-0 | +181654 |
| 11standard | 6 | Nakamura, Shuhei (2101) | Won 2-0 | +251679 |
| 12standard | 5 | Friedman, Ben (1887) | Lost 0-2 | -141665 |
| 13standard | 7 | Isgur, Benjamin (1595) | Won 2-1 | +171682 |
| 14standard | 8 | Sesit, Brad (1641) | Won 2-0 | +171699 |
| 15standard | 6 | Ochoa, David (2144) | Lost 1-2 | -101689 |
| top | average opponent: 1692record: 12-3 | new rating: 1689 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 465 | Schneider, Eric (1651) | Won 2-1 | +221485 |
| 4extended | 490 | Respet, Greg (1432) | Won 2-1 | +171502 |
| 5extended | 407 | Goldstein, Max (1558) | Won 2-0 | +191521 |
| 6extended | 406 | Conyers, Melvin (1583) | Won 2-1 | +191540 |
| 7extended | 407 | Mercier, Mathew (1463) | Won 2-0 | +161556 |
| 8extended | 401 | Chapin, Patrick (1936) | Lost 1-2 | -111545 |
| 9extended | 413 | Mansoor, Mat M (1623) | Lost 0-2 | -171528 |
| 10extended | 32 | Ram, Navin (1664) | Lost 1-2 | -151513 |
| 11extended | 83 | Myhre, Christopher A (1578) | Won 2-0 | +191532 |
| 12extended | 48 | Friedman, Ben (1563) | Lost 0-2 | -171515 |
| 13extended | 62 | Miller, Jake C (1589) | Lost 0-2 | -171498 |
| 14extended | 68 | Landriz, Erik (1793) | Lost 0-2 | -131485 |
| 15extended | 66 | Wilson, Tyler (1582) | Won 2-0 | +201505 |
| top | average opponent: 1617record: 7-6 | new rating: 1505 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 422 | Gareau, Philippe (1506) | Won 2-0 | +191468 |
| 3sealed | 448 | Smiljanic, Vladimir (1537) | Lost 0-2 | -171451 |
| 4sealed | 617 | Giraud, Andre (1519) | Won 2-1 | +201471 |
| 5sealed | 521 | Jordan, Paul (1794) | Won 2-1 | +231494 |
| 6sealed | 483 | Istfan, Raeef (1558) | Lost 0-2 | -171477 |
| 7sealed | 541 | Gleason, Billy (1544) | Lost 0-2 | -161461 |
| 8sealed | 508 | Stolze, Philip (1622) | Won 2-0 | +211482 |
| 9sealed | 483 | Corvese, Harry (1462) | Lost 0-2 | -191463 |
| top | average opponent: 1568record: 4-4 | new rating: 1463 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 266 | Hemedinger, Alexander (1518) | Won 2-0 | +181502 |
| 3standard | 22 | Skondin, Matthew A (1555) | Lost 0-2 | -171485 |
| 4standard | 221 | Lester, Jarrod (1518) | Lost 1-2 | -171468 |
| 5standard | 367 | Stockbrugger, Kurt (1427) | Lost 1-2 | -191449 |
| top | average opponent: 1504record: 1-3 | new rating: 1449 | ||
| Grand Prix Daytona Beach 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 64 | kennedy, matt (1464) | Lost 0-2 | -191481 |
| 3sealed | 154 | Constable, Mark P (1498) | Won 2-0 | +191500 |
| 4sealed | 164 | Ellis, Randy (1572) | Won 2-0 | +191519 |
| 5sealed | 96 | Farrell, Bret (1536) | Lost 0-2 | -181501 |
| 6sealed | 134 | Brown, Bryce (1518) | Lost 1-2 | -171484 |
| top | average opponent: 1518record: 2-3 | new rating: 1484 | ||