Obregon, Frank
Current rating: 1534
Record: 11-9-2
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 102 | Gerber, Josh (1603) | Won 2-0 | +191552 |
| 2modern | 125 | Sweetland, Sam (1568) | Lost 0-2 | -181534 |
| 3modern | 679 | Gaitonde, Gaurav (1557) | Draw 1-1 | +11535 |
| 4modern | 562 | Wagner, Travis (1673) | Lost 1-2 | -161519 |
| 5modern | 663 | Torres, Luis (1452) | Won 2-0 | +171536 |
| 6modern | 509 | Benetti, Dominic (1470) | Draw 1-1 | -11535 |
| 7modern | 464 | Duran, Jonathon (1497) | Won 2-0 | +171552 |
| 8modern | 347 | Lounsbury, Tricia (1541) | Lost 0-2 | -181534 |
| top | average opponent: 1545record: 3-3-2 | new rating: 1534 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 306 | Yunko, John (1511) | Lost 1-2 | -181533 |
| 2modern | 679 | Cuello, Luis (1443) | Lost 0-1 | -201513 |
| 4modern | 723 | McDowell, Travis (1481) | Won 2-1 | +171530 |
| 5modern | 683 | DeCarlo, Thomas (1451) | Won 2-0 | +171547 |
| 6modern | 465 | Mowrey, Austin (1769) | Lost 1-2 | -141533 |
| top | average opponent: 1531record: 2-3 | new rating: 1533 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Chung, Nathan (1552) | Won 2-0 | +191519 |
| 2sealed | 60 | Beausoleil, Justin (1518) | Lost 1-2 | -181501 |
| 3sealed | 278 | Montoya, Adrian (1500) | Won 2-0 | +181519 |
| 4sealed | 152 | Cook, Warren (1508) | Lost 0-2 | -181501 |
| 5sealed | 223 | Rider, Derek (1503) | Won 2-1 | +181519 |
| 6sealed | 117 | Rodriguez, Michael (1501) | Won 2-0 | +171536 |
| 7sealed | 101 | Ulland, Mike (1457) | Won 2-0 | +171553 |
| 8sealed | 83 | Black, Seth (1451) | Lost 0-2 | -201533 |
| 9sealed | 72 | Oswalt, Maria (1540) | Won 2-0 | +181551 |
| top | average opponent: 1503record: 6-3 | new rating: 1551 | ||