Barthold, Michael
Current rating: 1550
Record: 15-13-1
| Grand Prix Vienna 2004 (COK limited) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 238 | Schein, Christian (1518) | Won 2-1 | +171582 |
| 2sealed | 129 | Krutil, Daniel (1789) | Won 2-1 | +221604 |
| 3sealed | 81 | Enders, Michael (1534) | Lost 1-2 | -191585 |
| 4sealed | 266 | Szegho, Dalibor (1651) | Lost 0-2 | -171568 |
| 5sealed | 243 | Stalder, Roman (1563) | Lost 1-2 | -181550 |
| top | average opponent: 1611record: 2-3 | new rating: 1550 | ||
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Ollero, Pedro Manuel (1500) | Won 2-0 | +181527 |
| 2sealed | 194 | Ramos, Alejandro (1472) | Won 2-1 | +171544 |
| 3sealed | 13 | Hilty, Frederic (1669) | Won 2-0 | +201564 |
| 4sealed | 111 | Martinez, Jordi (1508) | Won 2-0 | +171581 |
| 5sealed | 39 | Escribano, Fernando (1616) | Lost 0-2 | -171564 |
| 6sealed | 118 | Lemoine, Vincent (1727) | Lost 0-2 | -151549 |
| 7sealed | 196 | Trallero, Ivan (1540) | Won 2-1 | +181567 |
| 8sealed | 114 | Veiga Peon, Jose Enrique (1496) | Won 2-0 | +161583 |
| 9sealed | 40 | Alvarez, Ismael (1574) | Lost 1-2 | -181565 |
| top | average opponent: 1567record: 6-3 | new rating: 1565 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 312 | Ostasch, Rainer (1500) | Won 2-1 | +181483 |
| 2sealed | 174 | Sele, Yves (1434) | Won 2-0 | +171500 |
| 3sealed | 85 | Solazzi, Vincenzo (1587) | Draw 1-1 | +21502 |
| 4sealed | 138 | Alinat, Alain (1506) | Won 2-1 | +181520 |
| 5sealed | 68 | Karsten, Frank (1818) | Lost 1-2 | -131507 |
| 6sealed | 151 | Santos, Guillermo (1583) | Lost 0-2 | -161491 |
| 7sealed | 188 | Pavelka, Ondrej (1518) | Won 2-0 | +181509 |
| top | average opponent: 1564record: 4-2-1 | new rating: 1509 | ||
| Grand Prix Prague 2001 (PLS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 58 | Krizek, Tomas (1500) | Lost 1-2 | -181482 |
| 2sealed | 182 | Melzer, James (1481) | Lost 0-2 | -181464 |
| 3sealed | 290 | Skoda, Jan (1464) | Won 2-1 | +181482 |
| 4sealed | 261 | Hanton, Oldrich (1482) | Lost 1-2 | -181464 |
| 5sealed | 246 | Stetina, Josef (1463) | Won 2-0 | +181482 |
| 6sealed | 188 | Vana, Miroslav (1483) | Lost 0-2 | -181464 |
| 7sealed | 216 | Kelis, Martin (1464) | Lost 0-2 | -181446 |
| 8sealed | 193 | Krizan, Petr (1485) | Won 2-0 | +191465 |
| top | average opponent: 1478record: 3-5 | new rating: 1465 | ||