Jantz, Ian
Current rating: 1443
Record: 5-8
| Grand Prix Orlando 2018 (M19 standard) | starting rating: 1476 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 247 | Baker, Nicholas (1493) | Won 2-0 | +181494 |
| 2standard | 143 | Crompton, Chase (1516) | Lost 1-2 | -171477 |
| 3standard | 342 | Greenberg, Jacob (1510) | Won 0-0 | +181495 |
| 4standard | 336 | Sinaiba, Michael (1498) | Lost 0-1 | -181477 |
| 5standard | 312 | Whitehurst, Matthew (1483) | Lost 0-2 | -171460 |
| 6standard | 332 | Mussa Barbera Filho, Luiz Carlos (1512) | Lost 0-2 | -171443 |
| average opponent: 1502record: 2-4 | new rating: 1443 | |||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 876 | Alonso, Carlos (1500) | Lost 0-2 | -181482 |
| 2sealed | 840 | Cardwell, Tomas (1500) | Lost 0-2 | -181464 |
| 3sealed | 1092 | Cruickshank, Sean (1674) | Won 2-0 | +221486 |
| 4sealed | 1006 | Gonzalez, David [USA] (1384) | Lost 0-2 | -201466 |
| 5sealed | 1070 | Tam, Wai (962) | Won 2-1 | +101476 |
| 6sealed | 957 | Roth, Mitchel (1485) | Won 2-0 | +181494 |
| 7sealed | 847 | Ferruggia, Jesse (1505) | Lost 0-2 | -181476 |
| average opponent: 1430record: 3-4 | new rating: 1476 | |||