Undercofler, Michael
Current rating: 1436
| Grand Prix Louisville 2017 (legacy) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 429 | Heilker, David (1644) | Won 2-1 | +211503 |
| 2legacy | 294 | Collins, Kenyon (1758) | Lost 1-2 | -131490 |
| 3legacy | 872 | Godbey, Ricky (1500) | Lost 1-2 | -181472 |
| 4legacy | 855 | Campbell, Erin (1439) | Lost 0-2 | -191453 |
| 5legacy | 970 | Clift, Brent (1515) | Lost 0-2 | -171436 |
| top | average opponent: 1571record: 1-4 | new rating: 1436 | ||
| Grand Prix Providence 2015 (DTK standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 291 | Berard, Michael (1500) | Lost 0-2 | -181501 |
| 2standard | 340 | McKeone, Treven (1481) | Lost 1-2 | -181483 |
| 3standard | 469 | Murray, Matt (1489) | Won 2-1 | +181501 |
| 4standard | 419 | Fine, Erik (1482) | Lost 0-2 | -191482 |
| top | average opponent: 1488record: 1-3 | new rating: 1482 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 268 | Graber, Cain (1500) | Won 2-1 | +181518 |
| 2modern | 10 | Scott, Joshua (1518) | Lost 0-2 | -181500 |
| 3modern | 389 | Hatch, Ben (1483) | Won 2-0 | +181518 |
| 4modern | 313 | Jacobs, Cory (1562) | Lost 0-2 | -171501 |
| 5modern | 312 | Barton, Max (1464) | Won 2-0 | +171518 |
| 6modern | 205 | Li, John (1531) | Lost 1-2 | -181500 |
| 7modern | 270 | Aldrich, Chad (1563) | Won 2-0 | +191519 |
| top | average opponent: 1517record: 4-3 | new rating: 1519 | ||