Seiler, Stefan
Current rating: 1449
Record: 9-14
| Grand Prix Brussels 2020 (pioneer) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 54 | Geirnaert, Geoffrey (1500) | Won 2-1 | +191428 |
| 2pioneer | 132 | Stahle-Nilsson, Joakim (1641) | Won 2-0 | +221450 |
| 3pioneer | 23 | Pinto, Tiago (1543) | Won 2-0 | +201470 |
| 4pioneer | 179 | Armani, Luca (1722) | Won 2-1 | +221492 |
| 5pioneer | 18 | Fonseca, Jose (1754) | Lost 1-2 | -131479 |
| 6pioneer | 145 | Rosette, Michael (1699) | Lost 0-2 | -141465 |
| 7pioneer | 167 | Tyynysniemi, Matti (1545) | Lost 1-2 | -161449 |
| top | average opponent: 1629record: 4-3 | new rating: 1449 | ||
| Grand Prix Lyon 2019 (ELD standard) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 248 | Laguens, Jessica (1500) | Won 2-0 | +191440 |
| 2standard | 121 | Garneau, Alexandre (1495) | Lost 1-2 | -171423 |
| 3standard | 236 | Laget, Thomas (1506) | Won 2-1 | +201443 |
| 4standard | 234 | Merlet, Cedric (1488) | Lost 0-2 | -181425 |
| 5standard | 342 | Boraley, Xavier (1499) | Lost 1-2 | -161409 |
| top | average opponent: 1498record: 2-3 | new rating: 1409 | ||
| Grand Prix Rimini 2004 (Mirrodin block) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 31 | Bruno, Luca (1500) | Lost 1-2 | -171428 |
| 3block | 242 | Casalboni, Davide (1537) | Won 2-1 | +201448 |
| 4block | 118 | Di Capua, Alessandro (1518) | Lost 0-2 | -161432 |
| 5block | 215 | Magnani, Matteo (1510) | Lost 1-2 | -171415 |
| 6block | 245 | Simoncini, Stefano Fudo (1534) | Lost 1-2 | -161399 |
| 7block | 208 | Surignani, Davide (1461) | Lost 1-2 | -171382 |
| 8block | 190 | Giaretta, Andrea (1444) | Won 2-0 | +201402 |
| 9block | 153 | Nocci, Michele (1464) | Won 2-0 | +191421 |
| top | average opponent: 1496record: 3-5 | new rating: 1421 | ||
| Grand Prix Munich 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 32 | Kolk, Stefan (1483) | Lost 1-2 | -181482 |
| 2sealed | 349 | Meyvis, Johan (1429) | Lost 1-2 | -191463 |
| 3sealed | 391 | Antonio, Aderito (1504) | Lost 0-2 | -181445 |
| top | average opponent: 1472record: 0-3 | new rating: 1445 | ||