Joy, Michael J
Current rating: 1467
Record: 1-3
| Grand Prix San Diego 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 34 | Chaney, Austin (1457) | Won 2-1 | +171517 |
| 2modern | 34 | Samson, Kurt (1534) | Lost 0-2 | -171500 |
| 3modern | 34 | Waxer, Nathan (1684) | Lost 0-2 | -151485 |
| 4modern | 34 | Searl, Robert (1481) | Lost 1-2 | -181467 |
| average opponent: 1539record: 1-3 | new rating: 1467 | |||