Weissmann, Birger
Current rating: 1573
Record: 9-6
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 246 | Pragnell, Mike (1449) | Won 2-1 | +171517 |
| 2sealed | 159 | Ferro, Brent (1518) | Lost 0-2 | -181499 |
| 3sealed | 246 | Decker, Mike (1565) | Won 2-1 | +191518 |
| 4sealed | 179 | Duong, Michael (1520) | Won 2-1 | +181536 |
| 5sealed | 59 | Hallstrom, Jesse (1537) | Won 2-1 | +181554 |
| 6sealed | 67 | Gonzalez, Phillip (1810) | Won 2-1 | +231577 |
| 7sealed | 25 | Kubo, Jason (1557) | Won 2-0 | +181595 |
| 8sealed | 24 | Dizon, Marcel (1638) | Lost 1-2 | -181577 |
| 9sealed | 42 | Gillam, Tim (1740) | Won 2-1 | +211598 |
| 10draft | 37 | Gerhardt, Scott (1891) | Lost 0-2 | -131585 |
| 11draft | 112 | Derrickson, David (1802) | Lost 0-2 | -141571 |
| 12draft | 158 | Cranfill, Drew (1547) | Won 2-0 | +181589 |
| 13draft | 91 | Owen, Donald (1575) | Won 2-1 | +181607 |
| 14draft | 40 | Campbell, Cole (1590) | Lost 0-2 | -191588 |
| 15draft | 118 | Shao, Phillip (1715) | Lost 0-2 | -151573 |
| average opponent: 1630record: 9-6 | new rating: 1573 | |||