Jacoby, Frederic
Current rating: 1500
Record: 3-3
| Grand Prix Vienna 1999 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 52 | Cossutta, Michele (1500) | Lost 0-0 | -181482 |
| 2extended | 156 | Deutschmann, Michael (1482) | Lost 0-0 | -181464 |
| 3extended | 172 | Haselboeck, Johannes (1464) | Won 0-0 | +181482 |
| 4extended | 143 | Luciano, Emanuele (1482) | Won 0-0 | +181500 |
| 5extended | 95 | Quota Alberto, Bianchi (1500) | Lost 0-0 | -181482 |
| 6extended | 102 | Plevnik, Sebastjan-Bostjan (1481) | Won 0-0 | +181500 |
| average opponent: 1485record: 3-3 | new rating: 1500 | |||