Lorenzen, Brian
Current rating: 1398
Record: 11-18
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 468 | Cohen, Matthew (1599) | Lost 1-2 | -141393 |
| 2sealed | 469 | Loysen, Lucas (1494) | Won 2-1 | +191412 |
| 3sealed | 442 | Watson, Brendan (1463) | Lost 0-2 | -171395 |
| 4sealed | 635 | Zelig, Sean (1482) | Won 2-0 | +201415 |
| 5sealed | 430 | McGowen, Ryan (1489) | Lost 1-2 | -171398 |
| top | average opponent: 1506record: 2-3 | new rating: 1398 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1003 | Craven, Samuel (1431) | Lost 1-2 | -181398 |
| 2legacy | 1170 | Madden, Mitchell (1482) | Lost 1-2 | -161382 |
| 3legacy | 1327 | Mauriello, Bradley (1465) | Won 2-0 | +191401 |
| 4legacy | 1243 | Haghighi, Constantine (1481) | Lost 1-2 | -171384 |
| 5legacy | 1083 | Welch, Patrick (1461) | Lost 1-2 | -161368 |
| 6legacy | 1020 | Hasenauer, Christopher (1446) | Won 2-0 | +191387 |
| 7legacy | 923 | Martin, Robert (1331) | Lost 0-2 | -191368 |
| 8legacy | 846 | Kaufman, Asher (1446) | Won 2-0 | +201388 |
| 9legacy | 769 | Sowers, Brandon (1465) | Won 2-1 | +191407 |
| top | average opponent: 1445record: 4-5 | new rating: 1407 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1023 | Perron, Tyler (1500) | Lost 1-2 | -171470 |
| 2modern | 1065 | Fillion, Roman (1482) | Lost 0-2 | -181452 |
| 3modern | 1215 | Landaira, Wilfrido (1429) | Lost 0-2 | -191433 |
| 4modern | 1237 | Miro, Shane (1445) | Lost 1-2 | -171416 |
| top | average opponent: 1464record: 0-4 | new rating: 1416 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1514 | McCoy, Jeremy (1501) | Lost 0-2 | -171465 |
| 2modern | 1522 | Solberg, Dave (1538) | Won 2-1 | +191484 |
| 3modern | 1131 | Harris, Norman (1517) | Won 2-1 | +181502 |
| 4modern | 1276 | Mondello, Jake (1419) | Lost 1-2 | -191483 |
| 5modern | 1407 | Landree, Joshua (1699) | Won 2-1 | +221505 |
| 6modern | 1268 | Ziskis, Mark (1537) | Lost 1-2 | -181487 |
| top | average opponent: 1535record: 3-3 | new rating: 1487 | ||
| Grand Prix Washington DC 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 246 | Lomaistro, Charles (1500) | Lost 0-2 | -181482 |
| 2legacy | 535 | Lynch, Jeffrey P (1506) | Lost 0-2 | -181464 |
| 3legacy | 743 | Shendock, Nicholaus (1463) | Lost 1-2 | -181446 |
| 4legacy | 324 | Hall, Eric (1427) | Won 2-0 | +181464 |
| 5legacy | 737 | Dilts, Ethan (1472) | Won 2-1 | +181482 |
| top | average opponent: 1474record: 2-3 | new rating: 1482 | ||