Jacoby, Daniel M
Current rating: 1505
Record: 5-5
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 227 | Welch, Michael (1381) | Won 2-0 | +161520 |
| 2block | 209 | Satterfield, Robbie (1518) | Lost 1-2 | -181502 |
| 3block | 251 | Laughton, Don (1491) | Won 2-0 | +171519 |
| 4block | 227 | Young, Kelvin (1721) | Lost 1-2 | -141505 |
| average opponent: 1528record: 2-2 | new rating: 1505 | |||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 155 | Mendoza, Rex (1500) | Won 2-0 | +181518 |
| 2extended | 97 | Lam, Bryton (1518) | Won 2-0 | +181536 |
| 3extended | 51 | Epstein, Phillip (1557) | Won 2-1 | +181554 |
| 4extended | 94 | Calcano, Christian (1724) | Lost 0-2 | -151539 |
| 5extended | 161 | Stewart, Josh (1551) | Lost 0-2 | -171522 |
| 6extended | 172 | Smith, Alex L (1530) | Lost 0-2 | -181504 |
| average opponent: 1563record: 3-3 | new rating: 1504 | |||