Boettcher, Stefan
Current rating: 1662
Record: 26-18-1
| Grand Prix Prague 2016 (legacy) | starting rating: 1602 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 144 | Ravenshear, Stuart (1591) | Lost 0-2 | -181584 |
| 4legacy | 423 | Naismith-Robertson, Rowan (1519) | Lost 0-2 | -191565 |
| 5legacy | 526 | Kramer, Bernhard (1559) | Won 2-0 | +181583 |
| 6legacy | 262 | Rossijcenko, Alexander (1577) | Lost 0-2 | -191564 |
| 7legacy | 470 | Van Den Daelen, Romain (1562) | Won 2-0 | +181582 |
| 8legacy | 277 | Kaipainen, Anttu (1521) | Won 2-1 | +171599 |
| 9legacy | 212 | Boucek, Jaroslav (1907) | Won 2-1 | +241623 |
| 10legacy | 203 | Maly, Matej (1624) | Won 2-0 | +181641 |
| 11legacy | 97 | Devizyte, Egle (1581) | Won 2-1 | +171658 |
| 12legacy | 93 | Gruen, Amadeus (1611) | Lost 0-2 | -191639 |
| 13legacy | 80 | Calligaro, Laurent (1628) | Won 2-0 | +181657 |
| 14legacy | 61 | Hehn, Thore (1673) | Won 2-1 | +181675 |
| 15legacy | 71 | Henry, Julien (1949) | Lost 0-2 | -131662 |
| top | average opponent: 1639record: 8-5 | new rating: 1662 | ||
| Grand Prix Bologna 2016 (modern) | starting rating: 1665 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 555 | Mangone, Robert (1500) | Lost 0-2 | -211644 |
| 2modern | 695 | Bernardi, Michele (1559) | Draw 1-1 | -21642 |
| 3modern | 939 | Benedetti, Alessandro (1377) | Lost 1-2 | -231619 |
| 4modern | 1013 | Avogadro, Andrea (1464) | Won 2-0 | +161635 |
| 5modern | 864 | Moeller, Tobias (1531) | Lost 1-2 | -201615 |
| 6modern | 943 | Maccio, Daniele (1377) | Won 2-1 | +131628 |
| 7modern | 797 | Sarra, Stefano (1478) | Lost 1-2 | -201608 |
| 8modern | 782 | Canto, Christian (1434) | Won 2-0 | +151623 |
| 9modern | 654 | Stahl, Jens (1482) | Lost 0-2 | -211602 |
| top | average opponent: 1467record: 3-5-1 | new rating: 1602 | ||
| Grand Prix Paris 2014 (legacy) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 4 | Schweighofer, Daniel (1524) | Won 2-1 | +191473 |
| 2legacy | 7 | Maugard, Antoine (1693) | Won 2-0 | +221495 |
| 3legacy | 588 | Fokkema, Toon (1287) | Won 2-0 | +151510 |
| 4legacy | 572 | Aurejac, Alexandre (1785) | Won 2-0 | +231533 |
| 5legacy | 46 | Kraupa, Richard (1758) | Won 2-1 | +221555 |
| 6legacy | 25 | Pinto, Goncalo (1971) | Lost 0-2 | -111544 |
| 7legacy | 36 | Esser, Florian (1523) | Won 2-1 | +171561 |
| 8legacy | 62 | Lebrun, Nicolas (1766) | Lost 0-2 | -141547 |
| 9legacy | 97 | Killi, Alexander (1574) | Won 2-1 | +191566 |
| 10legacy | 64 | Vonasek, Martin (1575) | Won 2-1 | +181584 |
| 11legacy | 50 | Hernandez, Sergio (1566) | Won 2-0 | +171601 |
| 12legacy | 28 | Nilsson, Rasmus (1864) | Won 0-0 | +231624 |
| 13legacy | 13 | Hyldkrog, Rune Skjold (1657) | Won 2-0 | +191643 |
| 14legacy | 5 | Flury, Julian Felix (1688) | Won 2-0 | +181661 |
| 15legacy | 7 | Ihonen, Juha (1726) | Won 2-0 | +201681 |
| Qlegacy | Gilles, Maxime (1792) | Lost 0-2 | -161665 | |
| top | average opponent: 1672record: 13-3 | new rating: 1665 | ||
| Grand Prix Strasbourg 2013 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 174 | Pacheco, Luis Alberto (1518) | Won 2-1 | +181518 |
| 2legacy | 13 | Vardaramatos, Spyros (1587) | Lost 0-1 | -161502 |
| 3legacy | 411 | Dixmeras, Vincent (1483) | Won 0-0 | +171519 |
| 4legacy | 411 | Bohny, Nico (1895) | Lost 0-2 | -111508 |
| 5legacy | 503 | Morani, Benoit (1496) | Lost 1-2 | -181490 |
| 6legacy | 513 | Bachorik, Milan (1493) | Lost 1-2 | -181472 |
| 7legacy | 441 | Vargas, Olivier (1501) | Lost 0-2 | -181454 |
| top | average opponent: 1568record: 2-5 | new rating: 1454 | ||