Kemper, Jayson
Current rating: 1605
Record: 21-18-3
| Regional Championships Atlanta 2022 (pioneer) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 1359 | Hobbs, Jonathan (1749) | Won 2-0 | +231502 |
| 2pioneer | 1064 | Kominowski, Maxx (1617) | Won 2-1 | +201522 |
| 3pioneer | 1032 | Payne, Grayson (1610) | Lost 1-2 | -171505 |
| 4pioneer | 1172 | Gan, Steve (1516) | Won 2-0 | +181523 |
| 5pioneer | 1092 | Cerda, Jonathan (1539) | Won 2-0 | +191542 |
| 6pioneer | 1041 | Pargh, David (1936) | Lost 0-2 | -111531 |
| 7pioneer | 1073 | Calderon, Andrew (1864) | Won 2-0 | +231554 |
| 8pioneer | 1095 | Carr, Malcolm (1560) | Lost 1-2 | -171537 |
| 9pioneer | 1082 | Benson, Jonathan (1731) | Won 2-0 | +211558 |
| 10pioneer | 1061 | Lockwood, Brantley (1583) | Won 2-0 | +181576 |
| 11pioneer | 1040 | Puls, Matt (1707) | Won 2-0 | +211597 |
| 12pioneer | 1023 | Mascari, Jordan (1726) | Lost 0-2 | -161581 |
| 13pioneer | 1045 | Rockenbach, Bryan (1914) | Won 2-0 | +241605 |
| top | average opponent: 1696record: 9-4 | new rating: 1605 | ||
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 450 | Bodtke, Daniel (1426) | Lost 0-2 | -181432 |
| 2modern | 580 | Disney, Dylan (1475) | Won 2-0 | +181450 |
| 3modern | 410 | Vaughan, Hunter (1480) | Won 2-0 | +191469 |
| 4modern | 335 | Prohaska, Orren (1527) | Won 2-1 | +191488 |
| 5modern | 251 | Melvin, Paul (1837) | Lost 0-2 | -121476 |
| 6modern | 241 | Johnson, Kevin (1561) | Draw 1-1 | +21478 |
| 7modern | 290 | Fogleman, William (1489) | Won 2-1 | +181496 |
| 8modern | 202 | Koshak, Jacob (1545) | Lost 1-2 | -171479 |
| top | average opponent: 1543record: 4-3-1 | new rating: 1479 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1046 | Allen, Aden (1528) | Lost 1-2 | -171464 |
| 2modern | 387 | Pry, Jacob (1482) | Won 2-1 | +181482 |
| 3modern | 411 | Marrero, Michael (1482) | Won 0-0 | +181500 |
| 4modern | 182 | Menzer, Tony (1698) | Lost 1-2 | -151485 |
| 5modern | 391 | Robertson, Christopher (1495) | Lost 1-2 | -171468 |
| 6modern | 419 | Knutson, Zachary (1487) | Lost 0-2 | -181450 |
| top | average opponent: 1529record: 2-4 | new rating: 1450 | ||
| Grand Prix Kansas City 2013 (modern) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 263 | Spargo, Ashley (1500) | Won 2-0 | +181517 |
| 2modern | 2 | Goodson, Tony (1592) | Lost 1-2 | -161501 |
| 3modern | 224 | Blanchard, Wes (1439) | Won 2-1 | +161517 |
| 4modern | 185 | Stolz, Ethan (1517) | Lost 0-2 | -181499 |
| 5modern | 266 | Dwyer, Hillary (1458) | Lost 1-2 | -181481 |
| top | average opponent: 1501record: 2-3 | new rating: 1481 | ||
| Grand Prix Lincoln 2012 (modern) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 160 | Hawthorne, Mike (1606) | Lost 0-2 | -171517 |
| 3modern | 242 | Gallagher, Paul (1542) | Draw 1-1 | +11518 |
| 4modern | 245 | Gillispie, Jack (1500) | Lost 0-2 | -191499 |
| top | average opponent: 1549record: 0-2-1 | new rating: 1499 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 329 | Berg, James (1500) | Won 2-1 | +181518 |
| 2standard | 35 | Townley, John (1464) | Won 2-0 | +171535 |
| 3standard | 161 | Conyers, Melvin (1551) | Draw 1-1 | 01535 |
| 4standard | 160 | Heath, Joel (1483) | Lost 0-2 | -191516 |
| 5standard | 270 | Murley, Victor B (1517) | Won 2-1 | +181534 |
| 6standard | 170 | Little, Christopher J (1539) | Won 2-1 | +181552 |
| 7standard | 99 | Zou, Rick Y (1512) | Lost 1-2 | -181534 |
| top | average opponent: 1510record: 4-2-1 | new rating: 1534 | ||