Landweber, Joseph
Current rating: 1589
Record: 48-51
Grand Prix Providence 2011Grand Prix Denver 2013Grand Prix Portland 2013Grand Prix Oakland 2013Grand Prix Sacramento 2014Grand Prix Oakland 2016Grand Prix Denver 2016Grand Prix San Jose 2017Grand Prix Portland 2017Grand Prix Sacramento 2018Grand Prix Minneapolis 2018Grand Prix Los Angeles 2018Grand Prix Vancouver 2018Grand Prix Oakland 2019Grand Prix Phoenix 2020
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1648 | |||
| round | table | opponent (rating) | result | Δrating |
| 2pioneer | 69 | Garcia, Anthony (1637) | Lost 0-2 | -181630 |
| 3pioneer | 323 | Churchville, Jondee (1500) | Lost 1-2 | -211609 |
| 4pioneer | 358 | Rogers, Casey (1485) | Lost 0-2 | -201589 |
| top | average opponent: 1541record: 0-3 | new rating: 1589 | ||
| Grand Prix Oakland 2019 (modern) | starting rating: 1649 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 250 | Olson, Alex 0825 (1903) | Lost 1-2 | -131636 |
| 3modern | 311 | Moffett, Gary (1501) | Won 2-1 | +151651 |
| 4modern | 269 | Wang, Tony (1560) | Lost 0-2 | -191632 |
| 5modern | 315 | Liao, Ali (1542) | Won 2-1 | +161648 |
| top | average opponent: 1626record: 2-2 | new rating: 1648 | ||
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1666 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 116 | Kar, Chris (1516) | Won 2-0 | +151681 |
| 3sealed | 168 | Gottstein, Jeff (1620) | Won 2-0 | +171698 |
| 4sealed | 8 | Henderson, Martin (1467) | Lost 0-2 | -221676 |
| 5sealed | 112 | Rast, Samson (1533) | Won 2-0 | +151691 |
| 6sealed | 33 | Ju, Jun Yu David (1536) | Lost 0-2 | -201671 |
| 7sealed | 78 | Gonzales, Benny (1483) | Lost 1-2 | -221649 |
| top | average opponent: 1526record: 3-3 | new rating: 1649 | ||
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 177 | Gomez, Joaquin (1518) | Won 2-0 | +171600 |
| 3standard | 121 | Woodward, Warren (1723) | Lost 0-2 | -161584 |
| 4standard | 206 | Vatcharakomonphan, Kizzy (1584) | Won 2-0 | +181602 |
| 5standard | 168 | Orozco, Troy (1648) | Won 2-1 | +191621 |
| 6standard | 142 | Nicholas, Stephen (1696) | Won 2-0 | +201641 |
| 7standard | 38 | Cook, John (1484) | Won 2-0 | +151656 |
| 8standard | 17 | Espinosa, Ivan (1885) | Won 2-0 | +221678 |
| 9standard | 7 | Yu, Ben (2076) | Lost 1-2 | -111667 |
| 10standard | 20 | Keeth, Christian (1881) | Lost 1-2 | -141653 |
| 11standard | 70 | Hayne, Alexander (1977) | Lost 0-2 | -131640 |
| 12standard | 81 | Heine, Brian (1902) | Won 2-0 | +231663 |
| 13standard | 71 | Gerlock, Alex (1913) | Won 2-1 | +221685 |
| 14standard | 41 | Lackey, Matthew (1607) | Lost 0-2 | -191666 |
| top | average opponent: 1761record: 8-5 | new rating: 1666 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 74 | Anderson, Michael (1479) | Won 2-0 | +171551 |
| 3sealed | 197 | Dykman, Stephen (1787) | Won 2-1 | +221573 |
| 4sealed | 96 | Sochurek, Petr (2101) | Won 2-1 | +271600 |
| 5sealed | 26 | Sacks, Neal (1867) | Lost 1-2 | -131587 |
| 6sealed | 55 | Endress, Mackenzie (1626) | Won 2-1 | +191606 |
| 7sealed | 77 | Elenbogen, Andrew (2062) | Lost 1-2 | -111595 |
| 8sealed | 95 | Christensen, Oscar (1932) | Lost 0-2 | -121583 |
| top | average opponent: 1836record: 4-3 | new rating: 1583 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 104 | Groat, Josh (1607) | Won 2-1 | +191574 |
| 3sealed | 25 | Meyer, Mark (1554) | Lost 1-2 | -191555 |
| 4sealed | 355 | Wise, David (1507) | Won 2-0 | +171572 |
| 5sealed | 219 | Bischofberger, Lucas (1541) | Lost 1-2 | -181554 |
| 6sealed | 246 | Blakeley, Joseph (1462) | Lost 1-2 | -201534 |
| top | average opponent: 1534record: 2-3 | new rating: 1534 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 186 | Pace, Stanley (1571) | Won 2-1 | +191520 |
| 4standard | 107 | Zappelli, Joey (1800) | Won 2-1 | +231543 |
| 5standard | 39 | Bircher, Ryan (1572) | Won 2-1 | +191562 |
| 6standard | 6 | Crowfoot, Corey (1639) | Won 2-1 | +191581 |
| 7standard | 16 | Zhu, Yuxuan (1859) | Lost 0-2 | -131568 |
| 8standard | 50 | Nakamura, Shuhei (1996) | Lost 0-2 | -111557 |
| 9standard | 74 | Benedict, Garrett (1581) | Won 2-0 | +191576 |
| 10standard | 38 | Stilwell, Sean (1640) | Won 2-1 | +191595 |
| 11standard | 20 | Kitchen, Ryan (1568) | Won 2-0 | +171612 |
| 12standard | 10 | Sinclair, Brett (1893) | Lost 0-2 | -131599 |
| 13standard | 37 | Dixon, Ben (1635) | Lost 0-2 | -171582 |
| 14standard | 88 | Davoudi, Mani (1905) | Lost 0-2 | -121570 |
| 15standard | 79 | Orrmons, Kale (1733) | Lost 1-2 | -151555 |
| top | average opponent: 1722record: 7-6 | new rating: 1555 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 22 | Catterson, Matthew (1521) | Lost 0-2 | -181499 |
| 3sealed | 547 | Gonzalez, Jaime (1488) | Won 2-0 | +181517 |
| 4sealed | 379 | Nord, Cody (1588) | Won 2-0 | +191536 |
| 5sealed | 284 | Li, Jinlin (1586) | Lost 0-2 | -171519 |
| 6sealed | 400 | Iiams, Brandon (1519) | Lost 1-2 | -181501 |
| top | average opponent: 1540record: 2-3 | new rating: 1501 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 258 | Thiessen, Jacob (1879) | Won 2-1 | +251535 |
| 3standard | 176 | Hill, Tyler (2203) | Won 2-0 | +281563 |
| 4standard | 97 | Tewolde, Wegahta (1603) | Lost 0-2 | -171546 |
| 5standard | 255 | Cathro, Daniel (1840) | Lost 0-0 | -131533 |
| 6standard | 386 | Zezula, John (1605) | Lost 1-2 | -161517 |
| top | average opponent: 1826record: 2-3 | new rating: 1517 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 493 | Nonaka, Keenan (1500) | Lost 1-2 | -171445 |
| 2standard | 593 | Nutt, Tyler (1482) | Lost 0-2 | -171428 |
| 3standard | 837 | Benning, Kyle (1432) | Won 2-0 | +181446 |
| 4standard | 709 | Johnson, Jamie (1454) | Won 1-0 | +181464 |
| 5standard | 650 | Sylvester, Justin (1500) | Won 2-0 | +191483 |
| 6standard | 428 | Cormier, Nicholas (1526) | Won 2-0 | +181501 |
| 7standard | 217 | Vera, Adrian (1534) | Won 2-0 | +191520 |
| 8standard | 214 | Goldstein, Danny (1787) | Lost 0-2 | -131507 |
| 9standard | 343 | Son, Steven (1503) | Won 2-1 | +181525 |
| 10standard | 195 | Ray, Casey (1520) | Lost 0-2 | -181507 |
| 11standard | 197 | Shore, Jared (1550) | Won 2-0 | +181525 |
| 12standard | 177 | Smith, Jamie (1583) | Won 2-0 | +191544 |
| 13standard | 97 | Mellick, Taylor (1559) | Lost 0-2 | -171527 |
| 14standard | 162 | Callahan, Michael (1620) | Lost 1-2 | -171510 |
| top | average opponent: 1539record: 8-6 | new rating: 1510 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1127 | Brown, Brian (1535) | Won 2-0 | +191494 |
| 2sealed | 1116 | Davalos, Dante (1607) | Lost 0-2 | -161478 |
| 3sealed | 1241 | Chan, Robbie (1580) | Lost 0-2 | -161462 |
| top | average opponent: 1574record: 1-2 | new rating: 1462 | ||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1527 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 31 | Lam, Jason (1622) | Lost 1-2 | -161511 |
| 4sealed | 98 | Ancelmo, Fabio (1542) | Lost 1-2 | -181493 |
| 5sealed | 425 | Zeits, Ford (1501) | Lost 1-2 | -181475 |
| top | average opponent: 1555record: 0-3 | new rating: 1475 | ||
| Grand Prix Portland 2013 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 51 | Naseef, Joseph (1475) | Lost 0-2 | -181466 |
| 3modern | 263 | Brown, Adam (1467) | Won 2-0 | +181484 |
| 4modern | 176 | Duncan, Frederick (1556) | Won 2-0 | +191503 |
| 5modern | 140 | Stinnett, Benjamin (1526) | Won 2-0 | +181521 |
| 6modern | 132 | Tuttle, Kodey (1555) | Won 2-0 | +191540 |
| 7modern | 30 | Morales, Andrew (1581) | Lost 0-2 | -171523 |
| 8modern | 101 | Carleton-Barnes, Gabriel (1728) | Lost 1-2 | -151508 |
| 9modern | 121 | Brown, Raymond (1538) | Won 2-0 | +191527 |
| top | average opponent: 1553record: 5-3 | new rating: 1527 | ||
| Grand Prix Denver 2013 (legacy) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 25 | Severa, Matt (1739) | Lost 0-2 | -141496 |
| 5legacy | 97 | Morris, Ian (1535) | Won 2-0 | +191515 |
| 6legacy | 56 | Wiper, Charles (1657) | Lost 0-2 | -151500 |
| 7legacy | 138 | Smith, Kyle 1962 (1611) | Lost 1-2 | -161484 |
| top | average opponent: 1636record: 1-3 | new rating: 1484 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 411 | Serignese, Paul (1635) | Won 2-0 | +201520 |
| 5legacy | 415 | Baboussis, George (1557) | Lost 0-2 | -171503 |
| 6legacy | 445 | Trottier, Charles (1676) | Won 2-0 | +211524 |
| 7legacy | 412 | Cuvelier, John (1663) | Won 2-1 | +211545 |
| 8legacy | 411 | Hartbarger, Lance (1644) | Lost 0-2 | -161529 |
| 9legacy | 452 | Dewey, Shawn (1511) | Lost 1-2 | -191510 |
| top | average opponent: 1615record: 3-3 | new rating: 1510 | ||