Buttner, Marcus
Current rating: 1495
Record: 9-9
| Grand Prix Utrecht 2014 (M15 standard) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 455 | Knight, Riley (1559) | Lost 0-2 | -171499 |
| 2standard | 615 | Bohmelt, Christopher (1483) | Won 2-1 | +171516 |
| 3standard | 592 | Urvoy, Frederic (1423) | Lost 0-2 | -191497 |
| 4standard | 656 | Meinicke, Olaf (1487) | Won 2-0 | +181515 |
| 5standard | 423 | Leach, Craig (1654) | Lost 1-2 | -161499 |
| 6standard | 504 | Schultheiss, Niklas (1481) | Lost 0-2 | -181481 |
| 7standard | 454 | Guidez, Nicolas (1359) | Won 2-1 | +161497 |
| 8standard | 402 | Neri, Antonio (1448) | Lost 0-2 | -191478 |
| 9standard | 346 | Asselman, Steven (1464) | Won 2-0 | +171495 |
| average opponent: 1484record: 4-5 | new rating: 1495 | |||
| Grand Prix Vienna 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 115 | Verhulsdonk, Jan (1500) | Lost 0-2 | -181482 |
| 2standard | 490 | Rechberger, Alexander (1483) | Lost 1-2 | -181464 |
| 3standard | 642 | Rosenkranz, Leonard (1464) | Won 2-0 | +181482 |
| 4standard | 548 | Sekretarev, Nikita (1367) | Won 2-0 | +161498 |
| 5standard | 406 | Fusar Poli, Pietro (1443) | Won 2-0 | +171515 |
| 6standard | 380 | Vollmann, Benjamin (1519) | Won 2-0 | +181533 |
| 7standard | 204 | Wellinger, Serafin (1550) | Won 2-1 | +181551 |
| 8standard | 190 | Kutscher, Ulrich (1654) | Lost 0-2 | -161535 |
| 9standard | 264 | Tochacek, Daniel (1467) | Lost 0-2 | -191516 |
| average opponent: 1494record: 5-4 | new rating: 1516 | |||