Markel, Josh
Current rating: 1575
Record: 10-7
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 113 | Pomeroy, Kaleb (1558) | Won 2-0 | +181558 |
| 2modern | 40 | Molnar, Alexander (1469) | Won 2-1 | +171575 |
| 3modern | 24 | Pendleton, Derek (1579) | Lost 0-2 | -181557 |
| 4modern | 397 | Bracken, Nicholas (1517) | Won 2-0 | +171574 |
| 5modern | 314 | Sumulong, Miguel (1667) | Lost 0-2 | -161558 |
| 6modern | 355 | Maldonado, Robert (1511) | Won 2-0 | +171575 |
| 7modern | 204 | Sweeney, Mark (1416) | Won 2-0 | +151590 |
| 8modern | 202 | Jette, Francis (1725) | Lost 0-2 | -151575 |
| average opponent: 1555record: 5-3 | new rating: 1575 | |||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 34 | Lee, Alan (1556) | Won 2-1 | +191519 |
| 2standard | 14 | Burch, Jacob (1763) | Won 2-1 | +221541 |
| 3standard | 139 | Houston, Zane (1720) | Lost 0-2 | -141527 |
| 4standard | 268 | Ponce, Delano (1482) | Lost 1-2 | -191508 |
| 5standard | 477 | Liang, Warren (1591) | Won 0-0 | +191527 |
| 6standard | 254 | Howells, Drew (1521) | Won 2-0 | +181545 |
| 7standard | 261 | Nelson, Brandon (1948) | Won 2-1 | +251570 |
| 8standard | 200 | Lematta, Glenn (1647) | Lost 1-2 | -161554 |
| 9standard | 173 | Chong, Rick (1808) | Lost 0-2 | -141540 |
| average opponent: 1671record: 5-4 | new rating: 1540 | |||