Risch, Martin
Current rating: 1424
| Grand Prix Detroit 2013 (modern) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 70 | Bullwinkel, Tony (1500) | Won 2-1 | +191450 |
| 2modern | 207 | Campbell, Samuel (1517) | Won 0-0 | +191469 |
| 3modern | 230 | Wilshire, Charles (1536) | Lost 0-2 | -161453 |
| 4modern | 345 | Zinni, Anthony (1499) | Won 2-1 | +191472 |
| 5modern | 262 | King, Joshua (1545) | Won 2-0 | +191491 |
| 6modern | 143 | De Carolis, Paul (1508) | Lost 0-2 | -181473 |
| 7modern | 175 | Knapp, Hans (1648) | Lost 0-2 | -151458 |
| 8modern | 287 | Dwyer, Mark (1480) | Lost 1-2 | -171441 |
| 9modern | 285 | McCoury, James (1486) | Lost 0-2 | -171424 |
| top | average opponent: 1524record: 4-5 | new rating: 1424 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 482 | Whynot, Ryan (1500) | Lost 1-2 | -171447 |
| 2sealed | 442 | Morris, Brian (1481) | Won 2-0 | +191466 |
| 3sealed | 564 | VanCleve, Matt (1500) | Lost 0-2 | -181448 |
| 4sealed | 629 | McConnell, Kevin (1486) | Lost 0-2 | -171431 |
| top | average opponent: 1492record: 1-3 | new rating: 1431 | ||
| Grand Prix Columbus 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 243 | Scherf, Anthony (1500) | Lost 1-2 | -181482 |
| 2modern | 310 | Parker, Alex (1504) | Lost 1-2 | -181464 |
| 3modern | 435 | Chieffallo, Dan (1464) | Won 2-0 | +181482 |
| 4modern | 404 | Braddock, Matt (1485) | Lost 0-2 | -181464 |
| top | average opponent: 1488record: 1-3 | new rating: 1464 | ||