Dennett, Zachary
Current rating: 1533
Record: 9-9
| Grand Prix Oakland 2019 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 69 | Mackey, Thomas (1448) | Won 2-1 | +171501 |
| 2modern | 206 | Burns, Richard (1499) | Lost 1-2 | -181483 |
| 3modern | 434 | Fong, Devin (1496) | Lost 1-2 | -181465 |
| 4modern | 445 | Willadson, Brandon (1484) | Won 2-0 | +191484 |
| 5modern | 381 | Kubo, Eric (1660) | Won 2-0 | +211505 |
| 6modern | 174 | Andersen, Joseph (1531) | Won 2-0 | +181523 |
| 7modern | 98 | Shortlidge, Allan (1552) | Won 2-0 | +191542 |
| 8modern | 80 | Rietzl, Paul (2130) | Lost 1-2 | -91533 |
| top | average opponent: 1600record: 5-3 | new rating: 1533 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 776 | Coates, Jenise (1503) | Won 2-0 | +181494 |
| 2modern | 512 | Lemus, Carlos (1517) | Won 2-1 | +191513 |
| 3modern | 57 | Didion, Shane (1550) | Lost 1-2 | -181495 |
| 4modern | 516 | Austin, Lance (1863) | Lost 0-2 | -111484 |
| top | average opponent: 1608record: 2-2 | new rating: 1484 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 287 | Hudak, Charles (1623) | Lost 0-2 | -151467 |
| 4standard | 562 | Dodge, Philip (1622) | Lost 0-2 | -161451 |
| 5standard | 540 | Currier, Luke (1503) | Won 2-0 | +191470 |
| 6standard | 470 | Bankman-Fried, Gabriel (1560) | Won 2-1 | +201490 |
| 7standard | 333 | Barrera, Alexander (1694) | Lost 0-2 | -141476 |
| top | average opponent: 1600record: 2-3 | new rating: 1476 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 315 | Kelley, Jeffrey (1500) | Lost 0-2 | -181482 |
| top | record: 0-1 | new rating: 1482 | ||