Tiffer, Sean
Current rating: 1504
Record: 3-3
| Grand Prix Reno 2020 (THB limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 57 | Katz, Jamie (1570) | Lost 1-2 | -171483 |
| 2sealed | 228 | Rose, Brandon (1482) | Won 2-1 | +181501 |
| 3sealed | 271 | Livingston, Tristin (1521) | Won 2-0 | +191520 |
| 4sealed | 103 | Allen, Timothy (1684) | Lost 0-2 | -151505 |
| 5sealed | 170 | Underwood, James (1502) | Won 2-0 | +181523 |
| 6sealed | 102 | O'Looney, Shawn (1504) | Lost 0-2 | -191504 |
| average opponent: 1544record: 3-3 | new rating: 1504 | |||