Antonio, Mark
Current rating: 1429
Record: 0-4
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 330 | Collins, Justin (1583) | Lost 1-2 | -161484 |
| 2standard | 358 | Baird, Mark (1433) | Lost 0-2 | -191465 |
| 3standard | 724 | Kaufman, Josh (1457) | Lost 0-2 | -191446 |
| 4standard | 724 | Deveau, Ryan (1467) | Lost 0-2 | -171429 |
| average opponent: 1485record: 0-4 | new rating: 1429 | |||