Vivian, Zach
Current rating: 1421
Record: 5-10
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 135 | Dooling, Zachary (1481) | Lost 0-2 | -181437 |
| 2sealed | 408 | Downing, Bruce (1541) | Lost 0-2 | -161421 |
| top | average opponent: 1511record: 0-2 | new rating: 1421 | ||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 316 | Scisciani, Justin (1517) | Won 2-0 | +201467 |
| 3modern | 250 | Macejka, Larry (1481) | Lost 0-2 | -181449 |
| 4modern | 556 | Jetha, David (1606) | Lost 0-2 | -151434 |
| 5modern | 621 | Harding, Ian (1456) | Won 2-1 | +181452 |
| 6modern | 442 | Lamb, Joshua (1519) | Won 2-1 | +191471 |
| 7modern | 474 | VanEvery, Kevin (1554) | Lost 0-2 | -161455 |
| top | average opponent: 1522record: 3-3 | new rating: 1455 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1282 | Jordan, James (1286) | Won 2-1 | +151497 |
| 3modern | 1239 | Smith, Donald (1672) | Lost 0-2 | -151482 |
| 4modern | 1356 | Suk, Adam M (1525) | Lost 1-2 | -171465 |
| 5modern | 1366 | Reith, Josh (1501) | Lost 1-2 | -181447 |
| top | average opponent: 1496record: 1-3 | new rating: 1447 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1028 | Hasenauer, Christopher (1500) | Won 2-1 | +181518 |
| 2legacy | 934 | Lonnberg, Sixten (1539) | Lost 0-2 | -181500 |
| 3legacy | 1212 | Cassano, Paul (1500) | Lost 0-2 | -181482 |
| top | average opponent: 1513record: 1-2 | new rating: 1482 | ||