Ehrnsberger, Joe
Current rating: 1482
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Kaida-Yip, Ned (1539) | Won 2-1 | +201493 |
| 2sealed | 116 | Robinson, Eli (1671) | Lost 0-2 | -151478 |
| 3sealed | 278 | Cheng, Vince (1499) | Won 2-1 | +181496 |
| 4sealed | 133 | Griffin, Eric 802 (1650) | Won 2-0 | +211517 |
| 5sealed | 88 | Pham, Hoang Ha (1578) | Won 2-1 | +191536 |
| 6sealed | 54 | Opalka, Jason (1721) | Won 2-1 | +211557 |
| 7sealed | 20 | Austin, Shawn (1680) | Won 2-0 | +211578 |
| 8sealed | 24 | Eveland, James (1743) | Lost 1-2 | -151563 |
| 9sealed | 62 | McLeskey, Kevin (1709) | Lost 0-2 | -161547 |
| 10draft | 60 | Schram, Joseph (1570) | Won 2-0 | +191566 |
| 11draft | 51 | Kuchar, Craig (1691) | Lost 1-2 | -161550 |
| 12draft | 30 | Bodee, Roger (1684) | Lost 0-2 | -161534 |
| 13draft | 50 | Flier, Duane (1534) | Lost 1-2 | -181516 |
| 14draft | 38 | Davis, Samar (1596) | Lost 1-2 | -161500 |
| 15draft | 50 | Riley, Andrew (1520) | Lost 1-2 | -181482 |
| top | average opponent: 1626record: 7-8 | new rating: 1482 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 424 | Oddy, Graeme (1725) | Lost 1-2 | -141493 |
| 2modern | 512 | Schaefer, Zachary (1482) | Lost 0-2 | -181475 |
| 3modern | 843 | Jamrose, Todd (1449) | Won 2-1 | +171492 |
| 4modern | 762 | Melanson, Chris (1528) | Won 2-1 | +191511 |
| 5modern | 628 | Mothersead, Cameron (1503) | Lost 0-2 | -181493 |
| 6modern | 786 | Gadus, Sean (1428) | Lost 0-2 | -201473 |
| top | average opponent: 1519record: 2-4 | new rating: 1473 | ||
| Grand Prix Columbus 2016 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 240 | Thompson, Nolan (1554) | Won 2-0 | +191519 |
| 2legacy | 121 | Huelsman, Robert (1473) | Won 2-0 | +171536 |
| 3legacy | 218 | Sim, Chapman (1809) | Lost 1-2 | -131523 |
| 4legacy | 277 | Conard, Fritz (1521) | Lost 1-2 | -181505 |
| 5legacy | 548 | Lageman, Sean (1454) | Won 2-1 | +171522 |
| 6legacy | 319 | Brumby, Gene (1757) | Won 2-1 | +221544 |
| 7legacy | 171 | Ige, Andrew (1504) | Lost 0-2 | -181526 |
| 8legacy | 458 | Dalton, Zack (1489) | Lost 0-2 | -191507 |
| top | average opponent: 1570record: 4-4 | new rating: 1507 | ||