Thielke, John
Current rating: 1457
Record: 0-3-1
| Grand Prix Reno 2020 (THB limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 137 | Catterson, Matthew (1857) | Draw 1-1 | +71489 |
| 4sealed | 74 | Zhang, Jonathan (1694) | Lost 0-2 | -151474 |
| 5sealed | 153 | Stern, Michael [USA] (1524) | Lost 1-2 | -171457 |
| average opponent: 1692record: 0-2-1 | new rating: 1457 | |||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 412 | Delaplane, James (1500) | Lost 0-2 | -181482 |
| record: 0-1 | new rating: 1482 | |||