Harms, Jeff
Current rating: 1448
Record: 11-14-1
| Grand Prix Oakland 2019 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 252 | Parise, Brett (1475) | Lost 0-2 | -181464 |
| 2modern | 417 | Arteaga, Eric (1480) | Lost 1-2 | -171447 |
| 3modern | 547 | Thelin, Jasper (1361) | Won 2-1 | +161463 |
| 4modern | 481 | Campusano, Eric (1640) | Lost 0-2 | -151448 |
| top | average opponent: 1489record: 1-3 | new rating: 1448 | ||
| Grand Prix San Diego 2011 (ISD limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 77 | Parker, Steve (1571) | Lost 1-2 | -161482 |
| 2sealed | 145 | Patterson, Brian (1481) | Lost 0-2 | -181464 |
| 3sealed | 191 | Beale, Wyatt (1464) | Won 2-0 | +181482 |
| 4sealed | 230 | Olivares, Armando (1482) | Won 2-1 | +181500 |
| 5sealed | 199 | Kofoed, Janus (1544) | Lost 0-2 | -181482 |
| top | average opponent: 1508record: 2-3 | new rating: 1482 | ||
| Grand Prix Oakland 2010 (extended) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 215 | Gordon, Elliot J (1500) | Lost 1-2 | -171481 |
| 2extended | 219 | Martin, Michael (1463) | Won 2-1 | +171498 |
| 3extended | 132 | Rogers, Nicolas (1506) | Won 2-1 | +181516 |
| 4extended | 218 | Martinez, Jose M (1508) | Lost 0-2 | -181498 |
| 5extended | 229 | Urhammer, Anthony (1502) | Draw 1-1 | 01498 |
| top | average opponent: 1496record: 2-2-1 | new rating: 1498 | ||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 252 | Parker, Matt D (1500) | Won 2-0 | +181537 |
| 2standard | 91 | Shumate, Mike (1518) | Lost 1-2 | -191518 |
| 3standard | 276 | Harrison, Larry (1499) | Lost 0-2 | -181500 |
| 4standard | 377 | Smith, Ryan (1482) | Won 2-0 | +181518 |
| 5standard | 340 | Murata, Nathan (1448) | Lost 0-2 | -201498 |
| top | average opponent: 1489record: 2-3 | new rating: 1498 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 148 | Tomei, Robert C (1518) | Lost 0-2 | -181482 |
| 2extended | 241 | Cole, Daniel (1482) | Won 2-0 | +181500 |
| 3extended | 265 | Huth, Jeremy l (1499) | Lost 1-2 | -181482 |
| 4extended | 287 | reynolds-oida, chris (1481) | Won 2-0 | +181500 |
| 5extended | 289 | Bulkowski, Jason M (1492) | Won 2-0 | +181518 |
| 6extended | 214 | Mammarella, Blaze (1593) | Won 2-1 | +191537 |
| 7extended | 158 | Placone, Tristan (1517) | Lost 0-2 | -181519 |
| top | average opponent: 1512record: 4-3 | new rating: 1519 | ||