Bertelsen, Nathan
Current rating: 1676
Record: 80-54-1 (GP) / 10-23 (professional)
- 2005
- 2006
- 2007
- 2008
- 2009
- 2010
- 2011
- 2012
- 2013
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1690 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Hoffman, Ryan (1479) | Lost 0-2 | -221668 |
| 2sealed | 607 | Williams, Keith (1517) | Won 2-0 | +151683 |
| 3sealed | 404 | Boyce, Cyrus (1483) | Won 2-0 | +151698 |
| 4sealed | 370 | Bowman, Dirk (1516) | Won 2-0 | +141712 |
| 5sealed | 216 | McAdoo, Zachary A (1660) | Lost 1-2 | -181694 |
| 6sealed | 389 | Li, Fabien (1720) | Lost 1-2 | -181676 |
| top | average opponent: 1562record: 3-3 | new rating: 1676 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1680 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 216 | Farmer, Dylan (1500) | Lost 0-2 | -211659 |
| 2sealed | 437 | Simmons, James E (1482) | Won 2-0 | +141673 |
| 3sealed | 274 | Woody, Jacob Micah (1499) | Lost 1-2 | -211652 |
| 4sealed | 389 | Meyers, Richard (1482) | Won 2-0 | +151667 |
| 5sealed | 388 | Sugg, Austin (1419) | Won 2-1 | +141681 |
| 6sealed | 237 | Aiken, Jonathan (1529) | Won 2-1 | +151696 |
| 7sealed | 203 | Bertarioni, Jeremy (1516) | Lost 1-2 | -211675 |
| 8sealed | 198 | Patton, Brandon (1513) | Won 2-1 | +151690 |
| top | average opponent: 1492record: 5-3 | new rating: 1690 | ||
| Pro Tour Gatecrash (GTC standard) | starting rating: 1713 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 56 | Dolar, Robin (1861) | Won 2-0 | +211734 |
| 2draft | 13 | Pedrakowski, Pawel (1897) | Lost 1-2 | -151719 |
| 3draft | 77 | Keene, Matthew (1688) | Lost 0-2 | -181701 |
| 4standard | 104 | Tapody, Zoltan Istvan (1641) | Lost 1-2 | -201681 |
| 5standard | 122 | Mack, Shaun (1646) | Won 2-0 | +181699 |
| 6standard | 123 | Adebo Diaz, Juan Carlos (1787) | Lost 1-2 | -171682 |
| 7standard | 134 | Ferrari Spampinato, Gonzalo (1703) | Won 2-1 | +191701 |
| 8standard | 106 | Dimitrakis, Ioannis (1545) | Lost 0-2 | -211680 |
| top | average opponent: 1721record: 3-5 | new rating: 1680 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1751 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 88 | Helwig, Andrew (1536) | Won 2-1 | +141765 |
| 4standard | 134 | Cook, Cy (1571) | Won 2-0 | +151780 |
| 5standard | 13 | Barrera, Alexander (1594) | Lost 1-2 | -211759 |
| 6standard | 102 | Starkebaum, Ian (1542) | Won 2-0 | +141773 |
| 7standard | 38 | Russell, Kyle (1520) | Lost 1-2 | -231750 |
| 8standard | 94 | Ochoa, David (1961) | Lost 1-2 | -141736 |
| 9standard | 132 | Brooks, Wilson (1487) | Lost 1-2 | -231713 |
| top | average opponent: 1602record: 3-4 | new rating: 1713 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1744 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 197 | Hardenberger, Bryan (1447) | Won 2-0 | +121756 |
| 4standard | 55 | Lane, Brian (1478) | Won 2-1 | +131769 |
| 5standard | 27 | Pustilnik, Michael (1725) | Won 2-1 | +181787 |
| 6standard | 3 | Thompson, Matt (1640) | Won 2-0 | +151802 |
| 7standard | 15 | Rubin, Steve (1672) | Lost 0-2 | -201782 |
| 8standard | 33 | Giard, Gregory (1582) | Won 2-1 | +141796 |
| 9standard | 10 | Ford, Jason (1854) | Lost 0-2 | -171779 |
| 10standard | 79 | Senneway, Bill (1719) | Lost 0-2 | -191760 |
| 11standard | 91 | Hinkle, Charles (1752) | Won 2-1 | +181778 |
| 12standard | 73 | Schmidt, Joseph (1719) | Lost 1-2 | -191759 |
| 13standard | 77 | Brown, Brian (1534) | Won 2-1 | +141773 |
| 14standard | 49 | Housman, Myles (1583) | Lost 1-2 | -221751 |
| top | average opponent: 1642record: 7-5 | new rating: 1751 | ||
| Grand Prix Austin 2012 (ISD limited) | starting rating: 1752 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 52 | Schmit, Claude (1544) | Won 2-0 | +141766 |
| 4sealed | 61 | Miles, Adam (1554) | Won 2-0 | +141780 |
| 5sealed | 2 | Neal, Vanessa (1569) | Lost 0-2 | -211759 |
| 6sealed | 77 | Grusenmeyer, Matthew P (1489) | Lost 1-2 | -231736 |
| 7sealed | 189 | Zoz, Ben (1593) | Lost 0-2 | -211715 |
| 8sealed | 170 | Fauchey, Eduardo (1501) | Won 2-1 | +141729 |
| 9sealed | 130 | Henneke, Daniel L (1520) | Won 2-0 | +151744 |
| top | average opponent: 1539record: 4-3 | new rating: 1744 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1639 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 502 | Vilain, Arnaud (1661) | Won 2-0 | +191658 |
| 3sealed | 421 | Penney, Joseph (1631) | Won 2-0 | +171675 |
| 4sealed | 442 | Langewisch, Topher (1549) | Won 2-0 | +161691 |
| 5sealed | 434 | Fiorillo, John (1661) | Won 2-0 | +171708 |
| 6sealed | 406 | Chreptyk, Brandon (1776) | Lost 0-2 | -161692 |
| 7sealed | 412 | Skartvedt, Niko (1467) | Won 2-1 | +131705 |
| 8sealed | 427 | West, Alexander (1836) | Lost 0-2 | -151690 |
| 9sealed | 425 | Pardee, Samuel (1621) | Won 2-1 | +171707 |
| 10draft | 38 | DeMars, Brian (1931) | Won 2-0 | +221729 |
| 11draft | 36 | Pichon, Elie (1902) | Won 2-1 | +211750 |
| 12draft | 17 | Wiegersma, Jelger (1992) | Lost 0-2 | -141736 |
| 13draft | 17 | Robins, Jules (1548) | Lost 0-2 | -211715 |
| 14draft | 12 | Lanthier, Dan (1729) | Won 2-1 | +181733 |
| 15draft | 46 | Chreptyk, Brandon (1786) | Won 2-1 | +191752 |
| top | average opponent: 1721record: 10-4 | new rating: 1752 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1650 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 78 | Martin, Elias A (1518) | Won 2-0 | +161666 |
| 3standard | 88 | Foster, Tucker (1665) | Won 2-0 | +181684 |
| 4standard | 80 | Lewis, Chris (1500) | Lost 1-2 | -211663 |
| 5standard | 110 | Langford, Matthew (1429) | Won 2-0 | +131676 |
| 6standard | 47 | Raney, Tom (1733) | Lost 0-2 | -171659 |
| 7standard | 173 | Phan, Sinh (1536) | Lost 0-2 | -201639 |
| top | average opponent: 1563record: 3-3 | new rating: 1639 | ||
| Grand Prix Denver 2011 (MBS limited) | starting rating: 1689 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 482 | Lehmkuhl, Jake D (1518) | Lost 1-2 | -211668 |
| 3sealed | 536 | Boyle, Keith (1500) | Won 2-0 | +151683 |
| 4sealed | 520 | Pallesen, Jonathan (1519) | Lost 1-2 | -211662 |
| 5sealed | 496 | Anderson, Jordan W (1504) | Won 2-1 | +151677 |
| 6sealed | 495 | Horsley, Randy (1465) | Won 2-1 | +151692 |
| 7sealed | 471 | Gates, Cody (1553) | Lost 1-2 | -211671 |
| 8sealed | 466 | Morris, Gareth (1524) | Lost 1-2 | -211650 |
| top | average opponent: 1512record: 3-4 | new rating: 1650 | ||
| Pro Tour San Juan 2010 (Zendikar block) | starting rating: 1774 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 119 | Thomas, David S (1599) | Lost 0-2 | -211753 |
| 2block | 172 | Jordan, Chris (1417) | Lost 1-2 | -241729 |
| 3block | 180 | Neri, Riccardo (1703) | Lost 0-2 | -191710 |
| 4block | 194 | Boccio, Matthew (1651) | Lost 1-2 | -191691 |
| 5block | 187 | Steiner, Stefan (1598) | Lost 0-2 | -201671 |
| 6draft | 77 | Beasley, Orrin (1664) | Won 2-0 | +181689 |
| top | average opponent: 1606record: 1-5 | new rating: 1689 | ||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1611 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 95 | Forrest, Brad (1595) | Won 2-0 | +181629 |
| 4standard | 3 | Emerson, Brian (1481) | Won 2-0 | +151644 |
| 5standard | 30 | Scherzo, Greg (1556) | Lost 1-2 | -191625 |
| 6standard | 117 | Graves, Robert (1526) | Won 2-1 | +161641 |
| 7standard | 46 | Somers, Stu (1698) | Won 2-0 | +191660 |
| 8standard | 22 | Malin, Antti (1907) | Lost 1-2 | -131647 |
| 9standard | 52 | McKeown, Sean (1693) | Won 2-0 | +181665 |
| 10standard | 78 | Westnedge, Adam (1651) | Won 2-0 | +181683 |
| 11standard | 59 | Holden, Ty (1639) | Won 2-1 | +171700 |
| 12standard | 25 | Herr, Elijah (1606) | Won 2-0 | +171717 |
| 13standard | 20 | Timlin, Timothy (1580) | Won 2-0 | +151732 |
| 14standard | 9 | Postlethwait, William (1833) | Lost 1-2 | -161716 |
| 15standard | 25 | Nagy, Stephen (1787) | Won 2-1 | +191735 |
| 16standard | 7 | Kibler, Brian (1935) | Won 2-0 | +221757 |
| 17standard | 7 | Nyberg, Michael (1696) | Won 2-0 | +171774 |
| top | average opponent: 1679record: 12-3 | new rating: 1774 | ||
| Pro Tour San Diego 2010 (WWK standard) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 62 | Wescoe, Craig (1803) | Lost 0-2 | -151605 |
| 2standard | 134 | Gray, Scott (1627) | Won 2-1 | +191624 |
| 3standard | 146 | Prosek, Daniel (1508) | Lost 0-2 | -201604 |
| 4standard | 167 | Belmonte Castro, Raul (1659) | Lost 0-2 | -171587 |
| 5standard | 184 | Meza, Raimundo (1548) | Won 2-0 | +171604 |
| 6draft | 186 | Kim, Cynic (1832) | Lost 0-2 | -141590 |
| 8draft | 132 | Felske, David (1774) | Won 2-1 | +211611 |
| top | average opponent: 1679record: 3-4 | new rating: 1611 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 16 | Parker, Neil (1665) | Lost 0-2 | -171600 |
| 4extended | 155 | Huth, Jeremy l (1517) | Won 2-0 | +161616 |
| 5extended | 76 | Hersh, Jared (1538) | Won 2-1 | +171633 |
| 6extended | 85 | Goodman, Kyle (1842) | Won 2-1 | +221655 |
| 7extended | 23 | Torrez, Marcus (1525) | Won 2-0 | +151670 |
| 8extended | 31 | Barrentine, Scott (1737) | Won 2-0 | +191689 |
| 9extended | 4 | Walls, Gabe (1945) | Lost 1-2 | -131676 |
| 10extended | 37 | Wyant, Aaron (1644) | Won 2-0 | +171693 |
| 11extended | 13 | Nezin, Alec (1730) | Lost 0-2 | -171676 |
| 12extended | 39 | Anderson, Sean P (1586) | Lost 1-2 | -201656 |
| 13extended | 51 | Sherman, Sam (1580) | Lost 1-2 | -191637 |
| 14extended | 49 | Siu, Brian (1699) | Lost 0-2 | -171620 |
| top | average opponent: 1667record: 6-6 | new rating: 1620 | ||
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1544 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 98 | Schuett, Court (1517) | Won 2-0 | +171561 |
| 3sealed | 83 | Langford, Matthew (1553) | Won 2-0 | +181579 |
| 4sealed | 86 | Trout, Steve (1539) | Won 2-1 | +171596 |
| 5sealed | 31 | Wludyka, Joshua (1612) | Lost 0-2 | -171579 |
| 6sealed | 63 | Moore, Hugh (1438) | Won 2-0 | +151594 |
| 7sealed | 18 | Thompson, Gerry (1940) | Lost 1-2 | -121582 |
| 8sealed | 64 | Thompson, Derek A (1556) | Won 2-1 | +181600 |
| 9sealed | 38 | Wagner, Bob (1553) | Won 2-1 | +171617 |
| top | average opponent: 1589record: 6-2 | new rating: 1617 | ||
| Grand Prix Denver 2008 (Lorwyn block) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 69 | Yu, Jarvis (1610) | Lost 1-2 | -171537 |
| 5block | 57 | Robbins, Kyle (1536) | Won 2-0 | +181555 |
| 6block | 27 | Sadin, Steven (1912) | Lost 1-2 | -121543 |
| 7block | 105 | Bretz, Aaron (1537) | Won 2-1 | +181561 |
| 8block | 47 | Siftar, Nate (1604) | Lost 1-2 | -171544 |
| top | average opponent: 1640record: 2-3 | new rating: 1544 | ||
| Pro Tour Kuala Lumpur 2008 (MOR draft) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 57 | van Medevoort, Robert (1843) | Lost 0-2 | -141632 |
| 3draft | 122 | Scott-Vargas, Luis (2009) | Lost 0-0 | -111621 |
| 4draft | 27 | Ferreira, Narciso (1632) | Won 2-1 | +181639 |
| 5draft | 11 | Job, Jonathan (1616) | Won 2-0 | +171656 |
| 6draft | 55 | Thompson, Mike (1911) | Won 2-0 | +231679 |
| 7draft | 32 | Hahn, Jurgen (1742) | Lost 0-2 | -171662 |
| 8draft | 34 | Blackwell, Conan (1608) | Lost 0-2 | -191643 |
| 9draft | 53 | Flaaten, Christian (1772) | Lost 0-2 | -161627 |
| 10draft | 35 | Bin, Jia (1531) | Lost 1-2 | -191608 |
| 11draft | 41 | Hajnisz, Aleksander (1656) | Lost 0-2 | -181590 |
| 12draft | 29 | Jacks, Andy (1565) | Lost 1-2 | -181572 |
| 14draft | 7 | Jacks, Andy (1566) | Lost 1-2 | -181554 |
| top | average opponent: 1704record: 3-9 | new rating: 1554 | ||
| Grand Prix Dallas 2007 (extended) | starting rating: 1532 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 10 | Cordell, Robbie (1468) | Won 0-0 | +171549 |
| 4extended | 43 | Lance, James (1500) | Lost 0-2 | -191530 |
| 5extended | 117 | Roman, Eugene (1482) | Won 2-0 | +171547 |
| 6extended | 91 | Schiermeyer, Robert (1629) | Won 2-0 | +201567 |
| 7extended | 38 | Damo da Rosa, Paulo Vitor (2033) | Won 2-0 | +261593 |
| 8extended | 30 | Suarez, Andres (1591) | Lost 1-2 | -181575 |
| 9extended | 38 | Price, Pat (1574) | Won 2-1 | +181593 |
| 10extended | 31 | Weber, Jordan (1565) | Won 2-1 | +171610 |
| 11extended | 18 | Morris, Arthur (1519) | Lost 0-2 | -191591 |
| 12extended | 22 | Steele, Derrick (1542) | Won 2-1 | +171608 |
| 13extended | 14 | Melamed, Jonathan (1653) | Draw 1-1 | 01608 |
| 14extended | 15 | Shapiro, Yakov (1741) | Won 2-1 | +211629 |
| 15extended | 11 | Calhoun, Bruce (1605) | Won 2-1 | +171646 |
| top | average opponent: 1608record: 9-3-1 | new rating: 1646 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 41 | Nuijten, Julien (1925) | Lost 0-2 | -111468 |
| 5sealed | 53 | Tan, James (1491) | Won 2-0 | +191487 |
| 6sealed | 34 | Reed, James F (1555) | Won 2-0 | +191506 |
| 7sealed | 18 | Verhey, Gavin (1511) | Won 2-0 | +181524 |
| 8sealed | 12 | Bailey, Jake (1603) | Won 2-1 | +201544 |
| 9draft | 13 | Dean, J. Evan (1656) | Won 2-0 | +201564 |
| 10draft | 12 | Thompson, Gerry (1853) | Won 2-1 | +231587 |
| 11draft | 9 | Bucknelo, Jimmy (1648) | Lost 1-2 | -171570 |
| 12draft | 15 | Pelcak, John (1728) | Lost 1-2 | -151555 |
| 13draft | 20 | Osawa, Takuya (1934) | Lost 1-2 | -121543 |
| 14draft | 21 | Damo da Rosa, Paulo Vitor (1938) | Lost 0-2 | -111532 |
| top | average opponent: 1713record: 6-5 | new rating: 1532 | ||
| Grand Prix Salt Lake City 2005 (Kamigawa block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 61 | Enright, Tristan (1500) | Lost 1-2 | -181482 |
| 5block | 38 | Muranaka, Aaron (1645) | Won 2-1 | +211503 |
| 6block | 21 | Oiso, Masashi (2173) | Lost 0-2 | -71496 |
| 7block | 35 | Elkins, Nathan (1564) | Lost 0-2 | -171479 |
| top | average opponent: 1720record: 1-3 | new rating: 1479 | ||