Coltran, Marty
Current rating: 1400
Record: 13-21-1
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 151 | Carver, Daniel (1500) | Won 2-0 | +211403 |
| 2standard | 34 | Morris, Seth (1507) | Won 2-0 | +191422 |
| 3standard | 128 | Sounakhen, Saxon (1657) | Lost 0-2 | -131409 |
| 4standard | 158 | Dent, Allen (1520) | Won 2-1 | +201429 |
| 5standard | 68 | Fulgium, James (1702) | Lost 0-2 | -131416 |
| 6standard | 175 | Tortolani, Chris (1527) | Lost 1-2 | -161400 |
| top | average opponent: 1569record: 3-3 | new rating: 1400 | ||
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1402 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 337 | Masumoto, Ken (1504) | Lost 0-2 | -161386 |
| 2standard | 453 | Lounsbury, Tricia (1487) | Won 2-1 | +191405 |
| 3standard | 443 | Walker, Matthew [USA] (1459) | Won 2-0 | +191424 |
| 4standard | 297 | Reedy, Brandon (1524) | Lost 1-2 | -161408 |
| 5standard | 274 | Ioanis, Dillon (1890) | Lost 0-2 | -101398 |
| 6standard | 407 | Aguilar, Alexis (1512) | Lost 0-2 | -161382 |
| top | average opponent: 1563record: 2-4 | new rating: 1382 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 363 | Pierson, Jake (1500) | Lost 1-2 | -171434 |
| 2standard | 507 | DePaepe, Kyle (1483) | Won 2-0 | +191453 |
| 3standard | 458 | Wright, Donnie (1503) | Lost 1-2 | -171436 |
| 4standard | 564 | Blizz, Jon (1482) | Lost 0-2 | -171419 |
| 5standard | 691 | Silbernagel, Matthew (1464) | Lost 0-0 | -171402 |
| top | average opponent: 1486record: 1-4 | new rating: 1402 | ||
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | Cameron, Colby (1482) | Won 2-1 | +181486 |
| 2sealed | 49 | Barnbrugge, Bryan (1464) | Lost 0-2 | -181468 |
| 3sealed | 483 | Mick, Joel (1490) | Won 2-1 | +181486 |
| 4sealed | 310 | Andersen, Jared (1506) | Lost 1-2 | -181468 |
| 5sealed | 307 | Gleason, Jason (1412) | Lost 1-2 | -191449 |
| 6sealed | 393 | Trueba Mendoza, Jorge Gerardo (1530) | Won 2-1 | +201469 |
| 7sealed | 305 | Orta, Jay (1499) | Lost 0-2 | -181451 |
| top | average opponent: 1483record: 3-4 | new rating: 1451 | ||
| Grand Prix Houston 2016 (OGW standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 353 | Chadda, Krishan (1500) | Draw 1-1 | +11461 |
| 2standard | 440 | Clayton, Sam (1500) | Won 2-1 | +191480 |
| 3standard | 363 | Chen, Andy (1535) | Lost 1-2 | -171463 |
| 4standard | 584 | Dalgleish, Christopher (1500) | Won 2-1 | +181481 |
| 5standard | 392 | Fritz, Garrett (1518) | Won 2-1 | +191500 |
| 6standard | 245 | King, Ryan7344 (1535) | Lost 1-2 | -171483 |
| 7standard | 379 | Avera, Trent (1658) | Lost 1-2 | -151468 |
| top | average opponent: 1535record: 3-3-1 | new rating: 1468 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 216 | Charleston, Kris (1437) | Lost 0-2 | -191481 |
| 2sealed | 236 | Sherman, Joshua (1481) | Won 2-0 | +181499 |
| 3sealed | 195 | Johnson, Dan (1473) | Lost 1-2 | -191480 |
| 4sealed | 221 | Churchill, Ken (1357) | Lost 0-2 | -201460 |
| top | average opponent: 1437record: 1-3 | new rating: 1460 | ||