Helfman, Quentin
Current rating: 1494
Record: 18-20
| Grand Prix Lyon 2018 (modern) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 308 | Carver, Andrew (1500) | Won 2-1 | +191460 |
| 2modern | 456 | Andrew, James (1615) | Won 2-1 | +211481 |
| 3modern | 11 | Legon, Jeremy (1550) | Won 2-0 | +191500 |
| 4modern | 69 | Morand, Thomas (1382) | Won 2-1 | +161516 |
| 5modern | 86 | Cecilia, Manuel (1648) | Won 2-1 | +201536 |
| 6modern | 22 | Zeggio, Riccardo (1552) | Lost 1-2 | -181518 |
| 7modern | 33 | Kvas, Bojan (1745) | Lost 1-2 | -141504 |
| 8modern | 211 | Song, Huachao (1973) | Lost 0-2 | -101494 |
| top | average opponent: 1621record: 5-3 | new rating: 1494 | ||
| Grand Prix Paris 2016 (OGW standard) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 80 | Pourrier, Quentin (1503) | Won 2-0 | +181488 |
| 2standard | 299 | Luft, Benjamin (1510) | Lost 1-2 | -171471 |
| 3standard | 553 | Berna, Brice (1586) | Lost 1-2 | -161455 |
| 4standard | 617 | Ferre, Aurelien (1510) | Won 2-1 | +191474 |
| 5standard | 564 | Vretman, Alexandre (1496) | Won 2-0 | +181492 |
| 6standard | 344 | Zborowski, Felipe Augusto (1566) | Lost 1-2 | -161476 |
| 7standard | 454 | Heck, Tobias (1504) | Lost 1-2 | -181458 |
| 8standard | 460 | Johansson, Christoffer (1495) | Lost 0-2 | -171441 |
| top | average opponent: 1521record: 3-5 | new rating: 1441 | ||
| Grand Prix Krakow 2015 (DTK standard) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 215 | FILIP, TURCZYNSKI (1500) | Won 1-0 | +181504 |
| 2standard | 120 | Martineau, Jerome (1539) | Lost 1-2 | -171487 |
| 3standard | 420 | Judzinski, Damian (1483) | Lost 0-2 | -181469 |
| 4standard | 426 | Engseth, Kine (1480) | Lost 1-2 | -181451 |
| 5standard | 480 | Aleksander, Augustyn (1467) | Won 2-0 | +181469 |
| 6standard | 418 | Paterka, Artur (1483) | Lost 0-2 | -181451 |
| 7standard | 400 | Wisz, Lukasz (1461) | Won 2-0 | +191470 |
| top | average opponent: 1488record: 3-4 | new rating: 1470 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 200 | Schaufelberger, Loreno (1560) | Won 2-1 | +201502 |
| 2sealed | 133 | Villard, Axel (1593) | Won 2-1 | +191521 |
| 3sealed | 190 | Deslandes, Dan-Xavier (1453) | Lost 0-2 | -191502 |
| 4sealed | 299 | Smid, Pavel (1450) | Lost 0-2 | -191483 |
| 5sealed | 333 | Martineau, Jerome (1558) | Won 2-1 | +201503 |
| 6sealed | 157 | Nielsen, Simon (1577) | Lost 1-2 | -171486 |
| top | average opponent: 1532record: 3-3 | new rating: 1486 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Derruau, Mathias (1495) | Won 2-1 | +181518 |
| 2sealed | 173 | Richez, Philippe (1359) | Lost 1-2 | -211497 |
| 3sealed | 216 | Salmon, Adrien (1447) | Won 2-0 | +171514 |
| 4sealed | 149 | Brackmann, Aaron (1823) | Lost 0-2 | -121502 |
| 5sealed | 270 | Peyres, Teddy (1499) | Won 2-0 | +181520 |
| 6sealed | 258 | Arbouche, Farid (1521) | Lost 0-2 | -181502 |
| 7sealed | 206 | Turek, Nicolas (1440) | Lost 1-2 | -201482 |
| 8sealed | 196 | Cuissard, Paul (1493) | Won 2-0 | +191501 |
| 9sealed | 151 | Lefevre, Thierry (1482) | Lost 0-2 | -191482 |
| top | average opponent: 1507record: 4-5 | new rating: 1482 | ||