Nielsen, Bill
Current rating: 1608
Record: 81-77-2 (GP) / 6-7 (professional)
- 2003
- 2004
- 2005
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2012
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
| Grand Prix Washington DC 2019 (MH1 limited) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 270 | Somvang, Somphasong (1498) | Lost 1-2 | -201597 |
| 2sealed | 391 | Stroh, Brian (1661) | Won 0-0 | +191616 |
| 3sealed | 311 | Coleman, Jared (1369) | Lost 1-2 | -231593 |
| 4sealed | 387 | Henley, Cody (1490) | Won 2-0 | +171610 |
| 5sealed | 298 | Chamberlain, Bryan (1419) | Won 2-0 | +141624 |
| 6sealed | 285 | Ragan, Benjamin (1751) | Lost 0-2 | -161608 |
| top | average opponent: 1531record: 3-3 | new rating: 1608 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1623 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 248 | Calandro, Tiffany (1294) | Lost 1-2 | -241599 |
| 3sealed | 566 | Shaffer, Zach (1500) | Won 2-0 | +171616 |
| 4sealed | 198 | Gonzalez, Phillip (1794) | Won 2-1 | +211637 |
| 5sealed | 142 | Scott, Todd (1703) | Lost 1-2 | -171620 |
| 6sealed | 410 | Liguori, Salvatore (1504) | Won 2-1 | +161636 |
| 7sealed | 196 | Valdenegro, Gonzalo (1576) | Lost 0-2 | -191617 |
| top | average opponent: 1562record: 3-3 | new rating: 1617 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1670 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 89 | Rounds, Michael (1516) | Lost 0-2 | -211649 |
| 3standard | 390 | Fender, Jeremy (1500) | Lost 1-2 | -211628 |
| 4standard | 571 | Plate, Willis (1482) | Won 2-0 | +161644 |
| 5standard | 374 | Hannemann, Scott (1507) | Lost 1-2 | -211623 |
| top | average opponent: 1501record: 1-3 | new rating: 1623 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1663 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 97 | Lee, Jonathan (1425) | Lost 1-2 | -221641 |
| 3sealed | 465 | Harrison, William (1500) | Won 2-0 | +151656 |
| 4sealed | 239 | Nash, David (1534) | Lost 1-2 | -201636 |
| 5sealed | 395 | Greis, Thomas (1511) | Won 2-1 | +161652 |
| 6sealed | 224 | Bond, Travis (1526) | Won 2-1 | +161668 |
| 7sealed | 162 | Rochford, James (1477) | Won 2-1 | +141682 |
| 8sealed | 122 | Liu, Yuchen (1998) | Lost 1-2 | -121670 |
| top | average opponent: 1567record: 4-3 | new rating: 1670 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1649 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 164 | Batow, Timothy (1589) | Won 2-0 | +171666 |
| 2sealed | 49 | Moore, Scott (1483) | Won 2-1 | +151681 |
| 3sealed | 184 | Asbach, John (1900) | Won 2-0 | +221703 |
| 4sealed | 139 | Aiken, Simone (1825) | Lost 0-2 | -161687 |
| 5sealed | 257 | Altik, Aidan (1535) | Lost 1-2 | -211666 |
| 6sealed | 211 | Salomon, Carlos (1504) | Won 2-0 | +151681 |
| 7sealed | 235 | Maleszewski, Chet (1539) | Lost 0-2 | -201661 |
| 8sealed | 198 | Elmakias, Adam (1532) | Won 2-1 | +151676 |
| 9sealed | 138 | Takahashi, Zen (1960) | Lost 0-2 | -131663 |
| top | average opponent: 1652record: 5-4 | new rating: 1663 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 199 | Finlayson, Michael (1534) | Won 2-1 | +171597 |
| 2sealed | 304 | Keen, Evan (1517) | Won 2-1 | +161613 |
| 3sealed | 119 | Rowe, Jonathan (1990) | Lost 0-2 | -111602 |
| 4sealed | 218 | McKee, Thomas (1598) | Lost 1-2 | -181584 |
| 5sealed | 387 | Shieck, Carter (1500) | Won 2-0 | +161600 |
| 6sealed | 267 | Baraniecki, Michael (1943) | Lost 0-2 | -121588 |
| 7sealed | 416 | Chidiac, William (1497) | Won 2-1 | +171605 |
| 8sealed | 280 | Warrington, Troy (1473) | Won 2-0 | +151620 |
| 9sealed | 261 | Trbulin, George (1499) | Won 2-0 | +161636 |
| 10draft | 83 | Masters Lecky, Alex (1565) | Lost 0-2 | -191617 |
| 11draft | 154 | Fielder, David (1529) | Won 2-1 | +161633 |
| 12draft | 39 | Kotlev, Evgeny (1560) | Won 2-0 | +171650 |
| 13draft | 131 | Vuong, Richie (1688) | Lost 0-2 | -171633 |
| 14draft | 115 | Liu, Tong [CAN] (1551) | Won 2-1 | +161649 |
| top | average opponent: 1603record: 9-5 | new rating: 1649 | ||
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1601 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 15 | Wade, Samuel (1688) | Lost 0-2 | -161585 |
| 2sealed | 496 | Stoeckman, Noah (1483) | Won 2-0 | +161601 |
| 3sealed | 509 | Williams, Kevin (1430) | Lost 0-2 | -211580 |
| top | average opponent: 1534record: 1-2 | new rating: 1580 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1594 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Cunha, Terry (1500) | Won 2-0 | +171611 |
| 2sealed | 70 | Goldman, Maxwell (1524) | Won 2-0 | +161627 |
| 3sealed | 138 | Linne, Mason (1656) | Won 2-0 | +191646 |
| 4sealed | 43 | Jordan, Daniel (2066) | Lost 0-2 | -111635 |
| 5sealed | 310 | Lim, Victoriano (1751) | Lost 1-2 | -161619 |
| 6sealed | 321 | Denner, Matthew (1616) | Lost 1-2 | -181601 |
| top | average opponent: 1686record: 3-3 | new rating: 1601 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1577 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 9 | Moran, Sean (1509) | Won 2-1 | +171594 |
| 2standard | 201 | Chan, Norman (1613) | Lost 1-2 | -181576 |
| 3standard | 218 | Lin, Yuming (1497) | Won 2-1 | +171593 |
| 4standard | 240 | LeDuc, Cassandra (1501) | Won 2-1 | +161609 |
| 5standard | 130 | Smith, Nathaniel (1519) | Won 0-0 | +161625 |
| 6standard | 108 | Uttaro, Welkin (1729) | Lost 0-2 | -161609 |
| 7standard | 110 | Ascalon, Jason (1782) | Lost 0-2 | -151594 |
| top | average opponent: 1593record: 4-3 | new rating: 1594 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 8 | King, Anthony (1628) | Lost 0-2 | -181584 |
| 3modern | 272 | Thornton, Geo E (1506) | Won 2-1 | +171601 |
| 4modern | 223 | Mendez, Juan (1517) | Won 2-1 | +161617 |
| 5modern | 123 | Sanchez, Nick (1470) | Lost 1-2 | -211596 |
| 6modern | 218 | Goldie, Ronald (1517) | Lost 1-2 | -191577 |
| top | average opponent: 1528record: 2-3 | new rating: 1577 | ||
| Grand Prix Providence 2011 (legacy) | starting rating: 1643 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 101 | Cruse, William (1582) | Won 2-0 | +171660 |
| 3legacy | 35 | Dees, Davey (1570) | Lost 1-2 | -201640 |
| 4legacy | 101 | Obrien, David (1519) | Lost 0-2 | -201620 |
| 5legacy | 167 | Anderson, Robert (1603) | Lost 1-2 | -181602 |
| top | average opponent: 1569record: 1-3 | new rating: 1602 | ||
| Grand Prix Paris 2011 (MBS limited) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1192 | Valle Marcos, Jose C (1490) | Won 2-0 | +171579 |
| 2sealed | 1008 | Marti, Samuel (1581) | Won 2-0 | +181597 |
| 3sealed | 1055 | Shakarisaz, David (1411) | Lost 1-2 | -221575 |
| 4sealed | 1172 | Van Hecke, Ides (1442) | Won 2-0 | +161591 |
| 5sealed | 1124 | Otahal, Jiri (1524) | Won 2-1 | +171608 |
| 6sealed | 1075 | Makino, Bernie (1525) | Lost 1-2 | -201588 |
| 7sealed | 1136 | Noe, Jonathan (1496) | Won 2-0 | +171605 |
| 8sealed | 1062 | Benaets, Peter (1548) | Won 2-0 | +171622 |
| 9sealed | 1052 | Cassini, Gregory (1709) | Won 2-1 | +191641 |
| 10sealed | 1017 | Bjezancevic, Ivan (1593) | Won 2-1 | +171658 |
| 11draft | 21 | Sauvain, Romain (1595) | Won 2-0 | +171675 |
| 12draft | 35 | Pascoli, Mario (1938) | Lost 0-2 | -131662 |
| 13draft | 88 | Mackl, Valentin (1605) | Lost 0-2 | -191643 |
| top | average opponent: 1574record: 9-4 | new rating: 1643 | ||
| Pro Tour Paris 2011 (MBS standard) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 122 | Unwin, Daniel (1594) | Won 2-1 | +201550 |
| 2standard | 42 | Davis, Jim (1817) | Won 2-1 | +221572 |
| 3standard | 3 | De Paoli, Santiago (1523) | Won 2-0 | +171589 |
| 4standard | 14 | Froehlich, Eric (2049) | Lost 0-2 | -101579 |
| 5standard | 40 | Yasooka, Shota (1983) | Lost 1-2 | -111568 |
| 6draft | 182 | Jonsson, Andreas (1938) | Won 2-0 | +251593 |
| 7draft | 85 | Yetka, David (1526) | Lost 0-2 | -201573 |
| 8draft | 78 | Wolf, Christopher (1952) | Lost 0-2 | -111562 |
| top | average opponent: 1798record: 4-4 | new rating: 1562 | ||
| Grand Prix Toronto 2010 (SOM limited) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 459 | Kellar, Nathan (1518) | Lost 0-2 | -181513 |
| 3sealed | 580 | Quick, Nathan J (1499) | Won 2-0 | +171530 |
| 4sealed | 466 | Seguin, Shawn (1518) | Won 2-0 | +181548 |
| 5sealed | 399 | Newby, Andrew (1536) | Won 2-0 | +181566 |
| 6sealed | 384 | Potvin, Guillaume (1556) | Lost 0-2 | -181548 |
| 7sealed | 389 | Ross, Jonathan (1590) | Lost 0-2 | -181530 |
| top | average opponent: 1536record: 3-3 | new rating: 1530 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1572 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 660 | Vulatic, Seth (1436) | Won 2-0 | +161588 |
| 2standard | 619 | Hillegas, Richard L (1518) | Lost 1-2 | -191569 |
| 3standard | 870 | Arnold, Chris (1500) | Lost 1-2 | -201549 |
| 4standard | 1004 | Joubert, Hillary (1517) | Lost 0-2 | -181531 |
| top | average opponent: 1493record: 1-3 | new rating: 1531 | ||
| Grand Prix Tampa 2009 (ZEN limited) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 173 | Cain, Josh (1387) | Won 2-0 | +141594 |
| 3sealed | 81 | Bueno, Alex (1593) | Lost 0-2 | -181576 |
| 4sealed | 246 | Brosseau, Trevor (1520) | Lost 0-2 | -191557 |
| 5sealed | 250 | Hoffman, Michael (1485) | Won 2-0 | +171574 |
| 6sealed | 215 | Williams, Christopher L (1593) | Won 2-0 | +181592 |
| 7sealed | 118 | Brady, Michael (1616) | Won 2-0 | +191611 |
| 8sealed | 104 | Hernandez, Jorge (1507) | Lost 0-2 | -201591 |
| 9sealed | 101 | Seabaugh, Colton (1562) | Lost 0-2 | -191572 |
| top | average opponent: 1533record: 4-4 | new rating: 1572 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 189 | Liang, Yong Li (1521) | Won 2-0 | +171572 |
| 3sealed | 15 | Lippincott, Don (1719) | Won 2-1 | +211593 |
| 4sealed | 62 | Racht, Adam (1559) | Won 2-0 | +171610 |
| 5sealed | 19 | Coqueiro, Rafael S (1623) | Lost 1-2 | -171593 |
| 6sealed | 35 | Ketita, Nassim (1617) | Lost 1-2 | -181575 |
| 7sealed | 148 | Garos, Chris (1538) | Won 2-0 | +171592 |
| 8sealed | 47 | Lebedowicz, Osyp (1904) | Lost 1-2 | -121580 |
| top | average opponent: 1640record: 4-3 | new rating: 1580 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 88 | Rich, Benjamin (1518) | Won 2-0 | +181544 |
| 3block | 5 | Kearney, Matthew (1518) | Won 2-1 | +171561 |
| 4block | 74 | Vidugiris, Gaudenis (1878) | Lost 0-2 | -121549 |
| 5block | 97 | Weber, Brian (1519) | Won 2-1 | +171566 |
| 6block | 61 | Mantey, Tyler (1938) | Lost 0-2 | -111555 |
| top | average opponent: 1674record: 3-2 | new rating: 1555 | ||
| Grand Prix Philadelphia 2008 (extended) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 231 | Allen, James C (1585) | Draw 1-1 | +21464 |
| 3extended | 173 | Eccleston, Javier (1511) | Lost 0-1 | -171447 |
| 4extended | 303 | Mohney, Adam (1483) | Won 2-0 | +191466 |
| 5extended | 223 | Montaruli, Michael D (1518) | Won 2-0 | +191485 |
| 6extended | 140 | Mann, Corey (1563) | Won 2-0 | +191504 |
| 7extended | 86 | O'Donnell, Brendan (1627) | Lost 0-2 | -161488 |
| 8extended | 145 | Pincus, Max (1530) | Won 2-1 | +191507 |
| 9extended | 99 | Hatlee, Herbie (1563) | Won 2-0 | +191526 |
| top | average opponent: 1547record: 5-2-1 | new rating: 1526 | ||
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 121 | Green, Jayden K (1518) | Lost 1-2 | -171480 |
| 3block | 189 | Gosselin, Francis (1499) | Lost 0-2 | -181462 |
| top | average opponent: 1509record: 0-2 | new rating: 1462 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 152 | Lassen, Nicholas (1542) | Won 2-0 | +191507 |
| 3legacy | 34 | Daugherty, David (1534) | Won 2-0 | +181525 |
| 4legacy | 32 | Neeley, Dan (1530) | Lost 1-2 | -181507 |
| 5legacy | 154 | Stolze, Philip (1609) | Lost 1-2 | -161491 |
| 6legacy | 176 | Perigo, Stephen (1501) | Won 2-0 | +181509 |
| 7legacy | 83 | Scott-Vargas, Luis (1843) | Lost 1-2 | -121497 |
| top | average opponent: 1593record: 3-3 | new rating: 1497 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 111 | Swartz, Ben (1438) | Draw 1-1 | 01436 |
| 3extended | 136 | Brakefield, Konstantin (1520) | Won 0-0 | +201456 |
| 4extended | 93 | Lawrence, Luke (1497) | Won 2-0 | +191475 |
| 5extended | 47 | Sonne, Jonathan (1957) | Lost 0-2 | -101465 |
| 6extended | 103 | Sprowls, Brandon (1572) | Won 2-1 | +201485 |
| 7extended | 64 | Dio, Michael V (1559) | Won 2-0 | +191504 |
| 8extended | 36 | Kastel, Chad (1585) | Lost 0-2 | -161488 |
| top | average opponent: 1590record: 4-2-1 | new rating: 1488 | ||
| Pro Tour Geneva 2007 (PLC draft) | starting rating: 1423 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 120 | Linov, Matvey (1684) | Won 2-1 | +231446 |
| 2draft | 93 | Ng, Chi Fai (1605) | Won 2-1 | +211467 |
| 3draft | 23 | Hoaen, Rich (2072) | Lost 0-2 | -81459 |
| 4draft | 18 | Warmenhoven, Ruud (1853) | Lost 0-2 | -121447 |
| 5draft | 30 | Brackmann, Aaron (1853) | Lost 0-2 | -111436 |
| top | average opponent: 1813record: 2-3 | new rating: 1436 | ||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 32 | Weber, Walter (1518) | Won 2-1 | +201453 |
| 3sealed | 109 | Chen, Andrew F (1518) | Lost 1-2 | -171436 |
| 4sealed | 177 | Terry, Alexander J (1517) | Won 2-0 | +201456 |
| 5sealed | 79 | Kowal, Brian (1563) | Lost 1-2 | -161440 |
| 6sealed | 155 | Duke, Reid (1533) | Lost 0-2 | -171423 |
| top | average opponent: 1530record: 2-3 | new rating: 1423 | ||
| Grand Prix Toronto 2006 (DIS limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 33 | Rong, Zachary (1518) | Lost 1-2 | -171431 |
| 3sealed | 160 | Wells, Brian [CAN] (1499) | Won 2-1 | +191450 |
| 4sealed | 72 | Lau, Sam [CAN] (1500) | Lost 1-2 | -171433 |
| top | average opponent: 1506record: 1-2 | new rating: 1433 | ||
| Grand Prix Boston 2005 (extended) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 76 | Reitemeyer, Michael (1501) | Lost 0-2 | -181485 |
| 3extended | 176 | Harris, William (1397) | Lost 0-2 | -191466 |
| 4extended | 277 | Brodeur, John (1485) | Lost 0-2 | -181448 |
| top | average opponent: 1461record: 0-3 | new rating: 1448 | ||
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 242 | Ringenbach, Michael (1500) | Won 2-1 | +171557 |
| 2sealed | 28 | Mahon, John (1604) | Lost 1-2 | -171540 |
| 3sealed | 293 | Eslami, Ali (1495) | Lost 0-2 | -191521 |
| 4sealed | 317 | Inlow, Sean (1534) | Lost 1-2 | -181503 |
| top | average opponent: 1533record: 1-3 | new rating: 1503 | ||
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 62 | Sweet, James (1500) | Won 2-0 | +181518 |
| 2block | 8 | Cook, Bradley (1518) | Won 2-0 | +181536 |
| 3block | 64 | Stevenson, Chris (1519) | Won 2-0 | +181554 |
| 4block | 50 | Tsai, Tony (1679) | Lost 0-2 | -161538 |
| 5block | 50 | Morrison, James (1536) | Won 2-0 | +181556 |
| 6block | 42 | Smith, Elliot (1554) | Won 2-1 | +181574 |
| 7block | 22 | LaPille, Thomas (1515) | Lost 0-2 | -191555 |
| 8block | 74 | Bernat, Michael (1712) | Lost 1-2 | -151540 |
| top | average opponent: 1567record: 5-3 | new rating: 1540 | ||