Sader, Jonathan
Current rating: 1443
Record: 1-4-1
| Grand Prix Calgary 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 30 | Kern, Brandon (1409) | Lost 1-2 | -201480 |
| 2modern | 325 | Chen, Meng (1482) | Lost 0-2 | -181462 |
| 3modern | 439 | Field, Tyler (1462) | Draw 1-1 | 01462 |
| 4modern | 419 | Milligan, Tyler (1466) | Lost 0-2 | -181444 |
| 5modern | 381 | But, Derek (1365) | Won 2-0 | +171461 |
| 6modern | 308 | Dawson, Julian (1462) | Lost 0-2 | -181443 |
| average opponent: 1441record: 1-4-1 | new rating: 1443 | |||