Grinneiser, Jess
Current rating: 1502
Record: 5-5-3
| Grand Prix Amsterdam 2011 (legacy) | starting rating: 1501 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 732 | Nottebrock, Jorg (1460) | Draw 1-1 | -11500 |
| 2legacy | 830 | Rostek, Raimar (1500) | Draw 1-1 | 01500 |
| 3legacy | 916 | Thijsen, Folke (1500) | Draw 1-1 | 01500 |
| 4legacy | 1010 | Johnson, Wes (1488) | Won 2-0 | +181518 |
| 5legacy | 824 | Kroll, Tobias (1600) | Lost 1-2 | -161502 |
| average opponent: 1510record: 1-1-3 | new rating: 1502 | |||
| Grand Prix Bologna 2005 (SOK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | fagioli, cristiano (1500) | Won 2-0 | +181518 |
| 2sealed | 114 | Cavani, Alessio (1482) | Lost 0-2 | -191499 |
| 3sealed | 131 | Perez, Pedro [ESP] (1455) | Won 2-0 | +181517 |
| 4sealed | 130 | Petruz, Andrea (1517) | Won 2-0 | +181535 |
| 5sealed | 89 | Snepvangers, Bram (1698) | Lost 0-2 | -151520 |
| 6sealed | 144 | Caggese, Giuseppe (1517) | Won 2-0 | +171537 |
| 7sealed | 80 | Uusimaki, Matti (1538) | Lost 1-2 | -181519 |
| 8sealed | 99 | Infranca, Massimo (1501) | Lost 1-2 | -181501 |
| average opponent: 1526record: 4-4 | new rating: 1501 | |||