Anderson, Zachary
Current rating: 1492
Record: 25-28-1
| Grand Prix Minneapolis 2019 (modern) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 92 | Carlson, Aaron (1411) | Won 2-1 | +171445 |
| 2modern | 144 | Blackwell, Curtis (1518) | Won 2-0 | +201465 |
| 3modern | 121 | Townsend, Erik (1803) | Won 2-0 | +241489 |
| 4modern | 65 | Schmidt, Mike (1611) | Lost 1-2 | -161473 |
| 5modern | 100 | Rasmussen, Ben (1840) | Won 2-0 | +241497 |
| 6modern | 51 | Ealey, Timothy (1735) | Won 2-1 | +221519 |
| 7modern | 45 | Ward, Peter (1952) | Lost 1-2 | -101509 |
| 8modern | 88 | Henschel, Eric (1552) | Lost 1-2 | -171492 |
| top | average opponent: 1678record: 5-3 | new rating: 1492 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 786 | Wetzel, Bronson (1488) | Won 2-0 | +191456 |
| 2modern | 178 | Lau, Toby (1601) | Lost 0-2 | -161440 |
| 3modern | 642 | Lyons, Greg (1529) | Won 2-1 | +201460 |
| 4modern | 546 | Eichelberger, Gregory (1575) | Lost 0-2 | -161444 |
| 5modern | 719 | Fang, Harrison (1530) | Lost 0-2 | -161428 |
| top | average opponent: 1545record: 2-3 | new rating: 1428 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 318 | Bott, Chris (1584) | Lost 0-2 | -161456 |
| 4modern | 334 | Ng, Sherwin (1428) | Won 2-0 | +171473 |
| 5modern | 204 | Moon, Kevin (1412) | Lost 1-2 | -191454 |
| 6modern | 508 | White, Joseph (1488) | Lost 0-2 | -171437 |
| top | average opponent: 1478record: 1-3 | new rating: 1437 | ||
| Grand Prix Cincinnati 2014 (BNG standard) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Metcalf, Bobby (1500) | Won 2-0 | +171526 |
| 2standard | 36 | Esposito, Ferris (1500) | Lost 1-2 | -181508 |
| 3standard | 407 | Kaiser, David (1501) | Lost 0-2 | -181490 |
| 4standard | 628 | Vipperman, Kaz (1489) | Lost 0-2 | -181472 |
| top | average opponent: 1498record: 1-3 | new rating: 1472 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 333 | Zellers, Michael R (1500) | Won 2-0 | +171572 |
| 2standard | 50 | Weix, Jesse (1518) | Won 2-1 | +171589 |
| 3standard | 103 | Herr, Shawn (1342) | Lost 0-2 | -231566 |
| 4standard | 345 | Thornton, Bradley D (1482) | Lost 1-2 | -191547 |
| 5standard | 449 | Faria, Johann C (1500) | Lost 1-2 | -191528 |
| 6standard | 387 | Brown IV, Laurence (1443) | Lost 0-2 | -191509 |
| top | average opponent: 1464record: 2-4 | new rating: 1509 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 35 | Myers, Darrin (1500) | Won 2-0 | +191502 |
| 2legacy | 86 | Calderon, Andrew (1717) | Lost 1-2 | -151487 |
| 3legacy | 264 | Whitehead, Steven (1500) | Won 2-1 | +191506 |
| 4legacy | 285 | Burgoa, Josh (1517) | Won 2-1 | +181524 |
| 5legacy | 131 | Hughes, Slay (1518) | Won 2-1 | +181542 |
| 6legacy | 83 | Aintrazi, Ali (1847) | Lost 0-2 | -131529 |
| 7legacy | 196 | Neely, Frank H (1548) | Won 2-0 | +191548 |
| 8legacy | 73 | Snook, Adam (1626) | Won 2-1 | +191567 |
| 9legacy | 54 | Woods, Conley (1902) | Lost 1-2 | -121555 |
| top | average opponent: 1630record: 6-3 | new rating: 1555 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 73 | Zambrano, Gerardo (1464) | Draw 1-1 | 01463 |
| 2block | 227 | Bouche, Crystal A (1500) | Won 2-1 | +191482 |
| 3block | 165 | Terrill, John (1522) | Won 2-0 | +191501 |
| 4block | 136 | Ferber, Chris (1451) | Won 2-0 | +171518 |
| 5block | 70 | Watkins, Steven (1561) | Lost 1-2 | -171501 |
| 6block | 147 | Kanegawa, Toshiya (1540) | Lost 1-2 | -181483 |
| top | average opponent: 1506record: 3-2-1 | new rating: 1483 | ||
| Grand Prix Atlanta 2011 (extended) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 105 | Bly, Jeremiah D (1463) | Lost 1-2 | -191463 |
| 2extended | 148 | Sprouse, Joseph (1414) | Lost 0-2 | -191444 |
| 3extended | 227 | Vaughan, Anthony (1483) | Won 2-1 | +191463 |
| 4extended | 239 | Goodrich, Seth (1482) | Won 2-0 | +181481 |
| 5extended | 228 | O'Connor, Sean (1471) | Lost 0-2 | -181463 |
| top | average opponent: 1463record: 2-3 | new rating: 1463 | ||
| Grand Prix Minneapolis 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 134 | Walters, James (1500) | Won 2-0 | +181518 |
| 2block | 71 | Jackson, Kat (1518) | Lost 0-2 | -181500 |
| 3block | 104 | Opalk, Ryan (1500) | Lost 0-2 | -181482 |
| 4block | 164 | Brimmer, Brian (1482) | Lost 1-2 | -181464 |
| 5block | 147 | Whitlock, Lee (1464) | Won 2-1 | +181482 |
| 6block | 116 | Herzberg, Scott (1462) | Lost 0-2 | -181464 |
| 7block | 109 | Smith, Colin (1464) | Won 2-0 | +181482 |
| top | average opponent: 1484record: 3-4 | new rating: 1482 | ||