Magana, Joel
Current rating: 1591
Record: 8-4
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 329 | Gremore, Pete (1417) | Won 2-0 | +161516 |
| 2modern | 282 | Winkelpleck, Chad (1575) | Won 2-0 | +201536 |
| 3modern | 293 | Fang, Percy (1795) | Lost 1-2 | -141522 |
| 4modern | 255 | Salgado, Adam (1519) | Won 2-1 | +181540 |
| 5modern | 274 | Nguyen, David T (1576) | Won 2-0 | +191559 |
| 6modern | 121 | Wilson, John David (1608) | Won 2-1 | +191578 |
| 7modern | 86 | Herrera, Joseph (1702) | Lost 1-2 | -161562 |
| 8modern | 112 | Balicki, Mathew (1553) | Won 2-0 | +181580 |
| 9modern | 131 | Young, Derek (1678) | Won 2-1 | +201600 |
| 10modern | 70 | Armstrong, Sean (1544) | Won 2-0 | +171617 |
| 11modern | 50 | Christopher, Michael (1760) | Lost 0-2 | -161601 |
| 12modern | 69 | Friedman, Ben (2044) | Lost 1-2 | -101591 |
| average opponent: 1648record: 8-4 | new rating: 1591 | |||