Wahl, Marc
Current rating: 1541
Record: 21-19-2
| Grand Prix Prague 2018 (modern) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 86 | Cavallari, Alessandro (1500) | Won 2-1 | +161599 |
| 2modern | 90 | Bytomski, Claas (1519) | Won 2-0 | +171616 |
| 3modern | 260 | Ward, Peter (1955) | Lost 0-2 | -121604 |
| 4modern | 376 | Schottke, Michael (1410) | Lost 1-2 | -221582 |
| 5modern | 634 | Quach, Richard (1499) | Lost 0-2 | -191563 |
| 6modern | 719 | Garaj, Filip (1480) | Lost 1-2 | -201543 |
| 7modern | 680 | Pavlicek, Jan (1497) | Lost 1-2 | -181525 |
| 8modern | 619 | Kaufmann, Martin (1422) | Won 2-1 | +161541 |
| top | average opponent: 1535record: 3-5 | new rating: 1541 | ||
| Grand Prix Bochum 2012 (RTR standard) | starting rating: 1575 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 551 | Kazimierczuk, Pawel (1500) | Lost 1-2 | -201555 |
| 2standard | 808 | Hirsch, Andreas (1482) | Won 2-0 | +171572 |
| 3standard | 762 | Roder, Hans-Martin (1555) | Lost 0-2 | -181554 |
| 4standard | 843 | Jager, Steffen (1453) | Won 2-1 | +161570 |
| 5standard | 802 | Hecht, Stefan (1530) | Won 2-0 | +171587 |
| 6standard | 647 | Spruijt, Vincent (1453) | Won 2-1 | +161603 |
| 7standard | 677 | Hauck, Manuel (1542) | Lost 0-2 | -191584 |
| 8standard | 662 | Sunderbrink, Florian (1511) | Lost 1-2 | -201564 |
| 9standard | 659 | Gibaud, Thierry (1606) | Won 2-0 | +191583 |
| top | average opponent: 1515record: 5-4 | new rating: 1583 | ||
| Grand Prix Turin 2012 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 29 | Rodriguez Targa, David (1492) | Lost 1-2 | -181451 |
| 2modern | 141 | Masini, Riccardo (1496) | Won 2-0 | +191470 |
| 3modern | 136 | Barbou, Leonard (1882) | Won 2-0 | +251495 |
| 4modern | 158 | Kone, Ismael (1516) | Won 2-1 | +191514 |
| 5modern | 66 | Rinnen, Davide (1562) | Lost 1-2 | -171497 |
| 6modern | 168 | Biasio, Stefano (1491) | Won 2-1 | +171514 |
| 7modern | 66 | Kondrk, Marcel (1561) | Won 2-0 | +191533 |
| 8modern | 62 | Tukia, Kaarle (1548) | Won 2-0 | +191552 |
| 9modern | 63 | Fiala-Ibitz, Sebastian (1538) | Won 2-1 | +171569 |
| 10modern | 34 | Fyssas, Antonis (1708) | Lost 0-2 | -151554 |
| 11modern | 75 | Pedon, Alessandro (1530) | Won 2-1 | +171571 |
| 12modern | 43 | Orgera, Andrea (1580) | Lost 0-2 | -171554 |
| 13modern | 56 | Gutierrez Gallego, Jose Francisco (1724) | Lost 0-2 | -151539 |
| 14modern | 71 | Holtzmann, Alexander (1501) | Won 2-0 | +171556 |
| 15modern | 58 | Milanesi, Alessandro (1591) | Won 2-1 | +191575 |
| top | average opponent: 1581record: 10-5 | new rating: 1575 | ||
| Grand Prix Hanover 2009 (extended) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 116 | Beirich, Christian (1518) | Won 2-1 | +191465 |
| 2extended | 26 | Loffler, Alexander (1472) | Won 2-0 | +181483 |
| 3extended | 4 | Krolow, Frank (1555) | Lost 1-2 | -161467 |
| 4extended | 105 | Kullmann, Tim (1518) | Draw 0-0 | +11468 |
| 5extended | 108 | Catana, Ciprian (1522) | Draw 1-1 | +11469 |
| 6extended | 133 | Jesudason, Christy (1520) | Won 2-1 | +191488 |
| 7extended | 99 | Bossow, Janus (1454) | Lost 1-2 | -191469 |
| top | average opponent: 1508record: 3-2-2 | new rating: 1469 | ||
| Grand Prix Vienna 2008 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 60 | Kaksa, Matija (1503) | Lost 0-2 | -181482 |
| 2extended | 224 | Teloken, Jonny (1480) | Lost 0-2 | -181464 |
| 3extended | 231 | Hanzalek, Jan (1464) | Lost 0-2 | -181446 |
| top | average opponent: 1482record: 0-3 | new rating: 1446 | ||