Vondenkamp, Dann
Current rating: 1348
Record: 13-28-1
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1381 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 77 | Liu, Victor (1518) | Lost 1-2 | -151366 |
| 3modern | 379 | Artiga, Andres (1500) | Lost 0-2 | -161350 |
| 4modern | 583 | Lockhart, Devin (1507) | Lost 0-2 | -151335 |
| 5modern | 653 | Chua, John (1479) | Won 2-0 | +211356 |
| 6modern | 517 | Stout, Andy (1796) | Lost 1-2 | -111345 |
| 7modern | 467 | Vittorio, Frank (1373) | Lost 0-2 | -171328 |
| 8modern | 386 | RODIL, SHERWIN (1436) | Won 2-0 | +201348 |
| top | average opponent: 1516record: 2-5 | new rating: 1348 | ||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1379 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 16 | Winkler, Austin (1500) | Won 2-0 | +211400 |
| 2standard | 153 | Baer, Chad (1518) | Lost 1-2 | -161384 |
| 3standard | 372 | Graves, Mason (1499) | Won 2-0 | +201404 |
| 4standard | 234 | Tomajko, Oliver (1819) | Lost 0-2 | -111393 |
| 5standard | 391 | Agnew, Mike (1546) | Lost 0-2 | -151378 |
| 6standard | 357 | Tichy, Derek (1490) | Lost 0-2 | -161362 |
| 7standard | 427 | Copeland, Evan (1446) | Won 2-0 | +191381 |
| top | average opponent: 1546record: 3-4 | new rating: 1381 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1373 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 53 | Meins, Cody (1540) | Won 2-1 | +211394 |
| 4standard | 26 | Castro, Christian (1499) | Lost 0-2 | -171377 |
| 5standard | 140 | McMahon, Christopher (1603) | Lost 0-0 | -141363 |
| 6standard | 281 | Liese, Tyson (1593) | Won 2-0 | +231386 |
| 7standard | 313 | Roldan, Danny (1549) | Lost 0-2 | -151371 |
| 8standard | 337 | Wilson, Flynn (1520) | Won 2-1 | +201391 |
| 9standard | 187 | Horspool, Tyler (1744) | Lost 1-2 | -121379 |
| top | average opponent: 1578record: 3-4 | new rating: 1379 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1370 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 232 | Minard, Darin (1941) | Lost 0-2 | -91361 |
| 4standard | 218 | Harmon, James (1516) | Won 2-0 | +211382 |
| 5standard | 143 | Vanderau, Nathan (1537) | Draw 1-1 | +31385 |
| 6standard | 196 | Palo, Alyxx (1554) | Won 2-0 | +211406 |
| 7standard | 117 | Allen, Brandon (1411) | Lost 1-2 | -181388 |
| 8standard | 207 | Vandenbergh, Lucas (1516) | Lost 0-2 | -151373 |
| top | average opponent: 1579record: 2-3-1 | new rating: 1373 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1376 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 62 | Bedford, Tyler (1408) | Lost 1-2 | -171359 |
| 4sealed | 213 | Shurtliff, Joshua (1515) | Won 2-0 | +201379 |
| 5sealed | 85 | Hartman, Benjamin (1537) | Lost 1-2 | -151364 |
| 6sealed | 231 | Rich, Bryan (1528) | Won 2-0 | +211385 |
| 7sealed | 147 | Hakanson, Ben (1540) | Lost 0-2 | -151370 |
| top | average opponent: 1506record: 2-3 | new rating: 1370 | ||
| Grand Prix Denver 2013 (legacy) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 4legacy | 38 | Lalague, Marc (1905) | Lost 0-2 | -101435 |
| 5legacy | 153 | Schooley, Elie (1534) | Lost 0-2 | -161419 |
| 6legacy | 134 | Gleicher, David (1904) | Lost 0-2 | -101409 |
| 7legacy | 183 | Seelye, Lisa (1470) | Lost 1-2 | -171392 |
| 8legacy | 183 | Barraza, Dennis (1486) | Lost 1-2 | -161376 |
| top | average opponent: 1660record: 0-5 | new rating: 1376 | ||
| Grand Prix Salt Lake City 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 244 | Bryson, Blake (1500) | Lost 0-2 | -181482 |
| 2standard | 358 | Carter, Kreigh (1481) | Lost 0-2 | -181464 |
| 3standard | 450 | Schneiter, Josh (1463) | Won 2-1 | +181482 |
| 4standard | 478 | Perry, Alisha (1483) | Lost 1-2 | -181464 |
| 5standard | 448 | Pasenelli, Eric (1429) | Lost 0-2 | -191445 |
| top | average opponent: 1471record: 1-4 | new rating: 1445 | ||