Hoppenfeld, Jacob
Current rating: 1486
Record: 9-10-2
| Regional Championships Atlanta 2023 (pioneer) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 620 | LeBlanc, Dylan (1454) | Won 2-0 | +171527 |
| 2pioneer | 269 | Schnake, Abe (1840) | Lost 1-2 | -121515 |
| 3pioneer | 393 | Foreman, Matt (2002) | Lost 1-2 | -101505 |
| 4pioneer | 373 | Prue, Daniel (1484) | Draw 1-1 | 01505 |
| 5pioneer | 450 | Cox, Chandler (1483) | Lost 0-2 | -191486 |
| top | average opponent: 1653record: 1-3-1 | new rating: 1486 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 387 | Waldrop, Nicholas (1500) | Draw 1-1 | 01515 |
| 2sealed | 323 | Marquez, Randall (1420) | Lost 1-2 | -201495 |
| 3sealed | 589 | Black, Rebecca (1455) | Won 2-0 | +171512 |
| 4sealed | 480 | Galonsky, Alex (1489) | Won 2-0 | +181530 |
| 5sealed | 337 | Hurtado, Oscar (1442) | Lost 0-2 | -201510 |
| top | average opponent: 1461record: 2-2-1 | new rating: 1510 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 219 | Schlichting, Bill (1500) | Won 2-1 | +181518 |
| 2sealed | 221 | Alberty, Giancarlo R (1518) | Lost 0-2 | -181500 |
| 3sealed | 380 | Perry, Corey (1450) | Won 2-1 | +171517 |
| 4sealed | 251 | Rider, Derek (1518) | Won 2-1 | +181535 |
| 5sealed | 202 | Odom, Alan (1422) | Lost 0-2 | -201515 |
| top | average opponent: 1482record: 3-2 | new rating: 1515 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 228 | Chase, John (1536) | Lost 1-2 | -171483 |
| 2sealed | 288 | Shih, Nathaniel (1482) | Won 2-1 | +181501 |
| 3sealed | 344 | Dick, Stephen (1502) | Won 2-1 | +181519 |
| 4sealed | 284 | Sears, Elijah (1577) | Lost 1-2 | -171502 |
| 5sealed | 325 | Neal, Eric (1487) | Won 2-0 | +171519 |
| 6sealed | 165 | Martineau, Robert (1444) | Lost 0-2 | -191500 |
| top | average opponent: 1505record: 3-3 | new rating: 1500 | ||