Mielcarz, Brian
Current rating: 1505
Record: 6-6
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 241 | Brumbaugh, Nathan (1500) | Won 2-1 | +191465 |
| 2sealed | 164 | Mounts, Kathryn (1518) | Lost 1-2 | -171448 |
| 3sealed | 388 | Elmer, Joseph (1500) | Won 2-0 | +191467 |
| 4sealed | 363 | Mohd Shuhaimi, Nik (1443) | Lost 1-2 | -181449 |
| 5sealed | 372 | Shrader, Lance (1577) | Lost 1-2 | -161433 |
| 6sealed | 328 | Collier, Noah (1480) | Won 2-1 | +191452 |
| 7sealed | 250 | Holmstedt, Rolf (1334) | Won 2-1 | +161468 |
| 8sealed | 172 | Thorolfsson, Thor (1510) | Won 2-0 | +191487 |
| 9sealed | 134 | Uken, Colin (1537) | Won 2-1 | +181505 |
| average opponent: 1489record: 6-3 | new rating: 1505 | |||
| Grand Prix Oakland 2013 (M14 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 172 | M138, Jonathan (1500) | Lost 1-2 | -181482 |
| 2sealed | 503 | Servantes, Lucas (1498) | Lost 0-2 | -181464 |
| 3sealed | 657 | Hall, Paxton (1464) | Lost 1-2 | -181446 |
| average opponent: 1488record: 0-3 | new rating: 1446 | |||