Bosarreyes, Jason
Current rating: 1448
Record: 8-11
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 157 | Bracamontes, Ed (1704) | Won 2-0 | +221486 |
| 2modern | 321 | Yoho, Brandon (1465) | Lost 1-2 | -181468 |
| 3modern | 952 | Bullick, Kathleen (1311) | Lost 0-2 | -211447 |
| 4modern | 1244 | Czmil, Michael (1410) | Lost 1-2 | -191428 |
| 5modern | 1218 | Heybl, Jacob (1444) | Won 2-0 | +181446 |
| 6modern | 1158 | Field, Eric (1504) | Won 2-1 | +191465 |
| 7modern | 849 | Coffer, Deborah (1511) | Lost 1-2 | -171448 |
| top | average opponent: 1478record: 3-4 | new rating: 1448 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 331 | Johnson, Derek (1370) | Lost 1-2 | -201502 |
| 2modern | 819 | Pierce, Charles (1482) | Won 2-0 | +171519 |
| 3modern | 789 | Rubia, Shane (1500) | Lost 0-2 | -181501 |
| 4modern | 861 | Rudiger, Andrew (1449) | Lost 1-2 | -191482 |
| 5modern | 889 | Placio, Jonnel (1469) | Lost 1-2 | -181464 |
| top | average opponent: 1454record: 1-4 | new rating: 1464 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 245 | Mangels, Jeffery (1481) | Won 2-0 | +181518 |
| 2sealed | 66 | Anderson, Michael (1537) | Won 2-1 | +181536 |
| 3sealed | 127 | Juarez, Chad (1686) | Won 2-0 | +211557 |
| 4sealed | 62 | Huang, Andrew (1574) | Lost 0-2 | -181539 |
| 5sealed | 65 | Schuberth, Keith (1538) | Won 2-0 | +181557 |
| 6sealed | 40 | Reif, Marcus (1539) | Lost 0-2 | -181539 |
| 7sealed | 59 | Griffey, John (1625) | Lost 0-2 | -171522 |
| top | average opponent: 1569record: 4-3 | new rating: 1522 | ||