concepcion, gary
Current rating: 1498
Record: 2-2-1
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 99 | Jokiel, Walt (1500) | Won 2-0 | +181518 |
| 2sealed | 113 | Kolbig, Kent (1518) | Draw 1-1 | 01518 |
| 3sealed | 107 | Spears, David (1439) | Lost 0-2 | -191499 |
| 4sealed | 185 | Race, Allan (1474) | Won 2-1 | +171516 |
| 5sealed | 133 | McLaury, Ralph (1501) | Lost 1-2 | -181498 |
| average opponent: 1486record: 2-2-1 | new rating: 1498 | |||