Leach, Mark
Current rating: 1488
Record: 6-7
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1451 | Christie, Nicholas (1500) | Won 2-1 | +191483 |
| 2legacy | 1533 | Reuschel, Carl (1518) | Lost 1-2 | -181465 |
| 3legacy | 1786 | Coleman, Aaron (1398) | Lost 1-2 | -191446 |
| 4legacy | 1916 | Dente, Patrick (1482) | Won 2-0 | +191465 |
| 5legacy | 1792 | Franger, James (1451) | Lost 0-2 | -191446 |
| 6legacy | 1791 | Ramirez, Miguel (1515) | Won 2-0 | +201466 |
| 7legacy | 1733 | Andersen, Charles (1512) | Won 2-0 | +191485 |
| 8legacy | 1641 | Muller, Greg (1622) | Lost 1-2 | -161469 |
| 9legacy | 1606 | McGlaughlin, Kevin (1498) | Won 2-0 | +191488 |
| average opponent: 1500record: 5-4 | new rating: 1488 | |||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 267 | Vazquez Jr., Jaime (1500) | Lost 1-2 | -181482 |
| 2standard | 476 | Carlson, Erik (1481) | Lost 0-2 | -181464 |
| 3standard | 646 | West, Steve (1464) | Won 2-1 | +181482 |
| 4standard | 627 | De Marco, Jesse (1480) | Lost 1-2 | -181464 |
| average opponent: 1481record: 1-3 | new rating: 1464 | |||