Koch, Rene
Current rating: 1551
Record: 29-27-2
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1004 | Klein, Jascha (1500) | Won 2-1 | +171596 |
| 2sealed | 426 | Von Schacky, Antonio (1468) | Won 2-0 | +151611 |
| 3sealed | 467 | Rohling, Markus (1484) | Won 2-1 | +161627 |
| 4sealed | 9 | van Montfoort, Kees (1513) | Lost 0-2 | -201607 |
| 5sealed | 441 | Jacoby, Rick (1490) | Lost 0-2 | -201587 |
| 6sealed | 455 | Schuhmann, Julian (1648) | Lost 0-2 | -171570 |
| 7sealed | 571 | Roubal, Zdenek (1522) | Lost 0-2 | -191551 |
| top | average opponent: 1518record: 3-4 | new rating: 1551 | ||
| Grand Prix Lille 2018 (GRN standard) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 191 | Eyer, Vincent (1500) | Won 2-1 | +171591 |
| 2standard | 98 | Libert, Julien (1423) | Won 2-1 | +151606 |
| 3standard | 273 | Cordonnier, Johan (1602) | Won 2-0 | +181624 |
| 4standard | 157 | Bonnes, Nicolas (1611) | Won 2-0 | +181642 |
| 5standard | 47 | Calf, David (1945) | Lost 0-2 | -131629 |
| 6standard | 105 | Frey, Alexander (1817) | Lost 0-2 | -151614 |
| 7standard | 159 | Beja, Ricardo (1775) | Lost 0-2 | -151599 |
| 8standard | 245 | Pasini, Gregorio (1475) | Lost 1-2 | -201579 |
| top | average opponent: 1643record: 4-4 | new rating: 1579 | ||
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1621 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 111 | Klein, Simon (1426) | Lost 0-2 | -221599 |
| 2standard | 338 | Van Den Hauwe, Kendall (1413) | Lost 1-2 | -211578 |
| 3standard | 525 | Schietgat, Renzo (1476) | Won 2-0 | +161594 |
| 4standard | 421 | De Wael, Michael (1489) | Lost 0-2 | -201574 |
| top | average opponent: 1451record: 1-3 | new rating: 1574 | ||
| Grand Prix Amsterdam 2017 (AKH standard) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 256 | Jaminet, Laurent (1500) | Won 2-0 | +161633 |
| 2standard | 235 | Camilleri, Daniel (1374) | Won 2-0 | +131646 |
| 3standard | 284 | Delvigne, Emmanuel (1548) | Lost 0-2 | -201626 |
| 4standard | 246 | Futamata, Yojiro (1510) | Lost 0-2 | -201606 |
| 5standard | 434 | Masschelein, Chris (1400) | Won 2-0 | +151621 |
| 6standard | 286 | van der Burgh, Rob (1609) | Won 2-0 | +171638 |
| 7standard | 165 | Graf, Michael (1572) | Won 2-0 | +171655 |
| 8standard | 116 | Gates, Dominic (1760) | Lost 1-2 | -161639 |
| 9standard | 234 | Penard, Adrien (1628) | Lost 1-2 | -181621 |
| top | average opponent: 1545record: 5-4 | new rating: 1621 | ||
| Grand Prix Utrecht 2017 (AER standard) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 96 | Hauck, Christian (1936) | Draw 1-1 | +61577 |
| 4standard | 172 | Berger, Natalia (1536) | Won 2-0 | +181595 |
| 5standard | 83 | Silvestre, Vicent (1704) | Won 2-1 | +201615 |
| 6standard | 45 | Von Loh, Ivan (1635) | Won 2-0 | +181633 |
| 7standard | 21 | Remiga, Aleksandr (1617) | Won 2-1 | +181651 |
| 8standard | 10 | Sommen, Pierre (2092) | Won 2-0 | +251676 |
| 9standard | 6 | Law, Tom (1805) | Lost 1-2 | -161660 |
| 10standard | 21 | Levy, Raphael (2057) | Lost 0-2 | -111649 |
| 11standard | 58 | Holm, Soren (1616) | Lost 0-2 | -181631 |
| 12standard | 96 | Lewandowski, Bartlomiej (1864) | Lost 1-2 | -141617 |
| top | average opponent: 1786record: 5-4-1 | new rating: 1617 | ||
| Grand Prix Paris 2016 (OGW standard) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 230 | Duchesne, Pierre (1557) | Won 2-0 | +191515 |
| 2standard | 36 | Masschelein, Clarck (1464) | Won 2-0 | +171532 |
| 3standard | 353 | Wang, Haokang (1645) | Lost 0-2 | -161516 |
| 4standard | 437 | Arndt, Jochen (1475) | Draw 1-1 | -11515 |
| 5standard | 377 | Boone, Cameron (1522) | Lost 0-2 | -181497 |
| 6standard | 467 | Ballarin, Victor (1491) | Won 2-1 | +181515 |
| 7standard | 345 | Cartwright, Sarah (1539) | Won 2-0 | +191534 |
| 8standard | 244 | Trujillo, Esther (1775) | Won 2-0 | +221556 |
| 9standard | 170 | Seban, Herve (1569) | Won 2-1 | +181574 |
| 10standard | 112 | Sarmiento, Vohn Andrae (1547) | Won 2-0 | +181592 |
| 11standard | 69 | Lantto, Magnus (2050) | Lost 0-2 | -101582 |
| 12standard | 124 | Marti, Samuel (1798) | Lost 0-2 | -151567 |
| 13standard | 149 | Kelly, Kieran (1484) | Won 2-0 | +171584 |
| 14standard | 119 | van Ravenzwaaij, Don (1863) | Lost 0-2 | -131571 |
| top | average opponent: 1627record: 8-5-1 | new rating: 1571 | ||
| Grand Prix Brussels 2015 (BFZ standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 36 | Claudel, Maxime (1641) | Won 0-0 | +211521 |
| 2standard | 227 | Tranchant, Hugo (1300) | Lost 0-0 | -221499 |
| 3standard | 776 | Bose, Timur (1330) | Won 2-0 | +151514 |
| 4standard | 486 | Serrano, Denis (1560) | Won 2-0 | +181532 |
| 5standard | 380 | Pohl, Kajetan (1505) | Lost 0-2 | -181514 |
| 6standard | 462 | Niederhausen, Lars (1507) | Lost 0-2 | -181496 |
| top | average opponent: 1474record: 3-3 | new rating: 1496 | ||