Marin, Tudor
Current rating: 1503
Record: 13-14
| Grand Prix Barcelona 2019 (modern) | starting rating: 1477 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 256 | Castanheira, Francisco (1429) | Lost 1-2 | -191458 |
| 3modern | 582 | Miravete, Marc (1481) | Won 2-0 | +191477 |
| 4modern | 327 | Gutierrez Rueda, Joshua (1569) | Lost 0-2 | -171460 |
| 5modern | 469 | Berbel, Alfonso (1507) | Won 2-1 | +191479 |
| 6modern | 250 | Aguzzi, Hugo (1730) | Won 2-1 | +231502 |
| 7modern | 198 | Truffaut, Clement (1546) | Won 2-0 | +181520 |
| 8modern | 134 | Garcia, Efren (1550) | Lost 0-2 | -171503 |
| top | average opponent: 1545record: 4-3 | new rating: 1503 | ||
| Grand Prix Prague 2019 (UMA limited) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1065 | Scheuermann, Simon (1532) | Lost 0-2 | -171478 |
| 2sealed | 1206 | Rumpler, Stefan (1482) | Won 2-1 | +181496 |
| 3sealed | 634 | Li, Terrence (1568) | Lost 1-2 | -171479 |
| 4sealed | 1069 | Cohen, Herzel (1422) | Won 2-1 | +171496 |
| 5sealed | 732 | Friala, Tomas (1435) | Lost 1-2 | -191477 |
| top | average opponent: 1488record: 2-3 | new rating: 1477 | ||
| Grand Prix Prague 2018 (modern) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 333 | Ishikawa, Masami (1612) | Lost 1-2 | -171512 |
| 2modern | 757 | Renkielski, Adam (1526) | Won 2-0 | +181530 |
| 3modern | 457 | Snydl, Jakub (1507) | Lost 0-2 | -181512 |
| 4modern | 861 | Pereira, Jordao (1574) | Lost 1-2 | -171495 |
| top | average opponent: 1555record: 1-3 | new rating: 1495 | ||
| Grand Prix Barcelona 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 105 | Bursin, Sylvain (1384) | Won 2-0 | +161516 |
| 2modern | 26 | Husges, Daniel (1594) | Won 2-0 | +191535 |
| 3modern | 238 | Romero, Alberto (1624) | Won 2-0 | +201555 |
| 4modern | 156 | Gimenez Ortega, Alexander (1560) | Lost 1-2 | -181537 |
| 5modern | 118 | Leclercq, Olivier (1489) | Lost 1-2 | -191518 |
| 6modern | 268 | Rolph, Sam-Luca (1702) | Won 2-1 | +211539 |
| 7modern | 332 | Oton, Daniel (1512) | Won 2-1 | +181557 |
| 8modern | 89 | Thorsboe Lundblad, Asger (1723) | Won 2-1 | +211578 |
| 9modern | 87 | Mahendran, Nikhilesh (1508) | Lost 1-2 | -191559 |
| 10modern | 129 | Le Francois, Remi (1704) | Lost 0-2 | -161543 |
| 11modern | 147 | Retamosa, Adrian (1723) | Lost 0-2 | -141529 |
| top | average opponent: 1593record: 6-5 | new rating: 1529 | ||