Halvorsen, Fredrick
Current rating: 1418
Record: 5-11-2
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 228 | Griffin, Mike (1500) | Lost 1-2 | -181452 |
| 2standard | 390 | Garcia Spillman, Katrina (1482) | Lost 1-2 | -171435 |
| 3standard | 581 | Hinrichs, Timothy (1463) | Lost 0-2 | -171418 |
| top | average opponent: 1482record: 0-3 | new rating: 1418 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1315 | Boyer, Chad (1500) | Lost 1-2 | -181468 |
| 2sealed | 1632 | Peltz, Brian (1462) | Won 2-0 | +181486 |
| 3sealed | 1591 | Briscoe, Jordan (1499) | Draw 1-1 | +11487 |
| 4sealed | 1630 | De Silva, Travis (1561) | Lost 0-2 | -171470 |
| top | average opponent: 1506record: 1-2-1 | new rating: 1470 | ||
| Grand Prix Phoenix 2006 (CSP limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 89 | Lassen, Stephanie L (1500) | Lost 0-2 | -171429 |
| 2sealed | 146 | Nix, Robert (1487) | Won 2-1 | +191448 |
| 3sealed | 65 | Riley, Richard (1484) | Won 2-1 | +191467 |
| 4sealed | 64 | Krumb, Michael (1904) | Draw 1-1 | +71474 |
| 5sealed | 85 | Gates, James (1595) | Lost 1-2 | -161458 |
| 6sealed | 114 | Worden, Chris L (1502) | Won 2-0 | +191477 |
| 7sealed | 85 | Pan, Phimus (1527) | Won 2-0 | +191496 |
| 8sealed | 59 | Karsten, Frank (1976) | Lost 0-2 | -101486 |
| top | average opponent: 1622record: 4-3-1 | new rating: 1486 | ||
| Grand Prix Las Vegas 2001 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 132 | Janson, Gregory (1500) | Lost 0-2 | -181482 |
| 2extended | 135 | Nix, Robert (1482) | Lost 0-2 | -181464 |
| 3extended | 179 | Jones, Brandon (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||