Kern, Nils
Current rating: 1486
Record: 8-10-2
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 347 | Catchot, German (1497) | Won 2-0 | +191454 |
| 2pioneer | 77 | Rybin, Mikhail (1514) | Lost 1-2 | -171437 |
| 3pioneer | 646 | Drouard, Julien (1573) | Lost 1-2 | -161421 |
| 4pioneer | 615 | Pacini, Emanuele (1610) | Won 2-1 | +221443 |
| 5pioneer | 599 | Jonsson, Peter (1699) | Lost 0-2 | -141429 |
| 6pioneer | 563 | Hamann, Nicolas (1539) | Won 2-0 | +201449 |
| 7pioneer | 429 | Bracikowski, Edmund (1502) | Won 2-1 | +191468 |
| 8pioneer | 335 | Perry, Emma (1473) | Won 2-1 | +181486 |
| top | average opponent: 1551record: 5-3 | new rating: 1486 | ||
| Grand Prix Utrecht 2019 (ELD limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 566 | Steyns, Nick (1821) | Lost 0-2 | -121450 |
| 2sealed | 745 | Bohlender, Esra (1583) | Lost 0-2 | -151435 |
| top | average opponent: 1702record: 0-2 | new rating: 1435 | ||
| Grand Prix Strasbourg 2019 (RNA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 342 | Mangenot, Mathias (1493) | Lost 0-2 | -181482 |
| 2sealed | 412 | Sheygal, Evgeny (1487) | Draw 1-1 | 01482 |
| 3sealed | 675 | Leriche, Olivier (1273) | Won 2-0 | +151497 |
| 4sealed | 525 | Lamperti, Isacco (1642) | Lost 1-2 | -161481 |
| 5sealed | 606 | Brunello, Marco (1407) | Lost 0-2 | -191462 |
| top | average opponent: 1460record: 1-3-1 | new rating: 1462 | ||
| Grand Prix Heidelberg 2002 (TOR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 34 | Thivent, Bruno (1500) | Won 2-0 | +181518 |
| 2sealed | 69 | Comte, Florian (1522) | Lost 1-2 | -181500 |
| 3sealed | 165 | Wichers, Peter (1500) | Won 2-0 | +181518 |
| 4sealed | 181 | Weinkath, Michael (1519) | Draw 1-1 | 01518 |
| 6sealed | 116 | Pruszkowski, Jan (1534) | Lost 1-2 | -181500 |
| top | average opponent: 1515record: 2-2-1 | new rating: 1500 | ||