Ketterling, Austin
Current rating: 1357
Record: 21-35-1
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1382 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 434 | Beltran, Horacio (1450) | Lost 0-2 | -171365 |
| 2modern | 481 | Bush, Jonathan (1578) | Lost 0-2 | -141351 |
| 3modern | 750 | Dechter, Theodore (1464) | Won 2-1 | +201371 |
| 4modern | 686 | Koenig, Ryan (1606) | Lost 0-2 | -141357 |
| top | average opponent: 1524record: 1-3 | new rating: 1357 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1408 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 45 | Ballesteros, Jose (1500) | Won 2-1 | +191427 |
| 2modern | 253 | Dang, Kevin (1674) | Lost 0-2 | -131414 |
| 3modern | 558 | Fitzpatrick, Casey (1554) | Lost 1-2 | -161398 |
| 4modern | 554 | Richelsen, Peer Oke (1481) | Lost 0-2 | -161382 |
| top | average opponent: 1552record: 1-3 | new rating: 1382 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1338 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 896 | Chembars, Richard (1608) | Lost 1-2 | -131325 |
| 2modern | 140 | Doyle, Patrick (1480) | Won 2-0 | +211346 |
| 3modern | 894 | Dodd, Robert (1463) | Won 2-1 | +201366 |
| 4modern | 694 | Lam, Tony (Nghia) (1734) | Lost 1-2 | -121354 |
| 5modern | 1125 | Cook, Glenn (1474) | Won 2-1 | +201374 |
| 6modern | 691 | Hodgins, Austin (1522) | Won 2-0 | +211395 |
| 7modern | 657 | Nagy, Kevin (1592) | Lost 1-2 | -141381 |
| 8modern | 516 | Hemstedt, Daniel (1520) | Won 2-0 | +201401 |
| 9modern | 565 | Cooper, Cody (1626) | Won 2-1 | +221423 |
| 10modern | 292 | Lee, Michael 6132 (1556) | Lost 0-2 | -151408 |
| top | average opponent: 1558record: 6-4 | new rating: 1408 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1404 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 586 | Kendall, Ian (1437) | Lost 1-2 | -181386 |
| 2standard | 571 | Lane, Nicholas (1465) | Lost 1-2 | -161370 |
| 3standard | 777 | Sanchez, Jesus Alejandro (1469) | Lost 0-2 | -171353 |
| 4standard | 795 | Allen, Connor (1502) | Lost 1-2 | -151338 |
| top | average opponent: 1468record: 0-4 | new rating: 1338 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 484 | Sommer, Zachary (1520) | Lost 0-2 | -171438 |
| 3modern | 648 | Shumaker, Luke (1481) | Lost 1-2 | -171421 |
| 4modern | 915 | Watson, Nephi (1399) | Lost 0-2 | -191402 |
| 5modern | 947 | Everly, Jaden (1394) | Won 2-0 | +181420 |
| 6modern | 872 | Wilson, Marcus (1503) | Lost 1-2 | -161404 |
| top | average opponent: 1460record: 1-4 | new rating: 1404 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 285 | Cipriano, Casey (1565) | Lost 0-2 | -151384 |
| 3standard | 681 | LaComba, Joseph (1499) | Won 2-0 | +201404 |
| 4standard | 412 | Pfefferle, Noah (1798) | Lost 1-2 | -111393 |
| 5standard | 446 | Godinho, Greg (1500) | Draw 1-1 | +21395 |
| 6standard | 541 | Sanborn, Jake (1411) | Won 2-1 | +181413 |
| 7standard | 387 | Calderon, Alejandro (1443) | Won 2-0 | +181431 |
| 8standard | 292 | King, Jonathan (1573) | Won 2-1 | +211452 |
| 9standard | 173 | Linke, Ian (1554) | Won 2-1 | +201472 |
| 10standard | 115 | Hayne, Alexander (2142) | Won 2-0 | +281500 |
| 11standard | 76 | Darmousseh, Michael (1645) | Lost 0-1 | -151485 |
| 12standard | 130 | Carson, Erik (1728) | Lost 0-2 | -141471 |
| 13standard | 169 | Tartaglio, Paul (1534) | Lost 0-2 | -161455 |
| top | average opponent: 1616record: 6-5-1 | new rating: 1455 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 312 | Macurda, Art (1570) | Lost 1-2 | -161431 |
| 3standard | 321 | Pearce, Seth (1555) | Lost 1-2 | -161415 |
| 4standard | 617 | Moore, Scott (1499) | Lost 0-2 | -161399 |
| top | average opponent: 1541record: 0-3 | new rating: 1399 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 186 | Fagen, Scott (1603) | Lost 1-2 | -151466 |
| 2sealed | 234 | Andrade, Thomas (1411) | Lost 1-2 | -191447 |
| top | average opponent: 1507record: 0-2 | new rating: 1447 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 129 | Santana, Robert (1463) | Lost 1-2 | -191500 |
| 2standard | 526 | Gibson, Daniel (1482) | Lost 0-2 | -191481 |
| top | average opponent: 1472record: 0-2 | new rating: 1481 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 488 | Dunn IV, Robert (1500) | Won 2-1 | +181518 |
| 2standard | 312 | Rodriguez, David (1580) | Won 2-0 | +191537 |
| 3standard | 252 | Brierly, Jason (1536) | Won 2-0 | +181555 |
| 4standard | 35 | Keep, Joseph (1520) | Lost 1-2 | -181537 |
| 5standard | 169 | Santora, Anthony (1506) | Won 2-1 | +171554 |
| 6standard | 64 | Potts, Charles (1629) | Lost 1-2 | -171537 |
| 7standard | 254 | Lee, Farand (1507) | Lost 0-2 | -181519 |
| top | average opponent: 1540record: 4-3 | new rating: 1519 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1002 | Barajas, Anthony (1500) | Won 2-0 | +181518 |
| 2sealed | 1005 | Magnuson, Derek (1451) | Won 2-1 | +171535 |
| 3sealed | 1002 | Ferguson, Charles (1595) | Lost 0-2 | -171518 |
| 4sealed | 1120 | Canet, Sean H (1528) | Lost 0-2 | -181500 |
| top | average opponent: 1518record: 2-2 | new rating: 1500 | ||