Yurek, Jonathan
Current rating: 1452
Record: 2-5-1
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 31 | Hayes, Ben (1871) | Lost 0-2 | -111470 |
| 2standard | 608 | Fischer, RJ (1482) | Lost 0-2 | -181452 |
| 3standard | 636 | Wilson, James (1413) | Won 2-1 | +171469 |
| 4standard | 583 | Wexler, Jonathan (1483) | Lost 0-2 | -171452 |
| average opponent: 1562record: 1-3 | new rating: 1452 | |||
| Grand Prix Washington DC 2010 (ROE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 24 | Lei, Benjamin (1452) | Draw 1-1 | -11499 |
| 2standard | 245 | Coleman, Brad (1500) | Lost 0-2 | -181481 |
| 3standard | 349 | Miller, Senta (1482) | Won 2-0 | +181499 |
| 4standard | 283 | Morrison, Mark (1499) | Lost 1-2 | -181481 |
| average opponent: 1483record: 1-2-1 | new rating: 1481 | |||