Tessmer, Joseph
Current rating: 1495
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1450 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 114 | Harrington, Sean (1481) | Won 2-0 | +181468 |
| 2modern | 397 | Eier, Brad (1511) | Won 2-0 | +191487 |
| 3modern | 519 | Shuler, Austin (1621) | Lost 1-2 | -151472 |
| 4modern | 291 | Mehra, Rajesh (1562) | Lost 0-2 | -171455 |
| 5modern | 826 | McMann, Jesse (1480) | Won 2-1 | +191474 |
| 6modern | 515 | Limber, Jerry (1488) | Won 2-1 | +181492 |
| 7modern | 499 | Hoffman, Ian (1591) | Won 2-1 | +201512 |
| 8modern | 235 | Conn, Alexander (1601) | Lost 0-2 | -171495 |
| top | average opponent: 1542record: 5-3 | new rating: 1495 | ||
| Grand Prix Liverpool 2015 (FRF limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 117 | Smith-Williams, Warwick (1500) | Won 2-1 | +181499 |
| 2sealed | 176 | Dietl, Christian (1747) | Lost 0-2 | -131486 |
| 3sealed | 384 | Murphy, Tadhg (1441) | Lost 0-2 | -191467 |
| 4sealed | 671 | Rowan, Ellis (1528) | Lost 1-2 | -171450 |
| top | average opponent: 1554record: 1-3 | new rating: 1450 | ||
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 324 | Warren, Lyle (1448) | Won 2-0 | +171517 |
| 2sealed | 294 | Moore, Jacob (1498) | Lost 0-2 | -181499 |
| 3sealed | 474 | Harber, Jared (1501) | Lost 0-2 | -181481 |
| top | average opponent: 1482record: 1-2 | new rating: 1481 | ||