Marino, Jan Marc
Current rating: 1500
Record: 40-42-2
| Grand Prix Copenhagen 2019 (MH1 limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 259 | Clausen, Selina (1469) | Lost 1-2 | -191498 |
| 2sealed | 419 | Ketzer, Julius (1467) | Won 2-0 | +181516 |
| 3sealed | 392 | Duncan, Zachary (1559) | Lost 1-2 | -171499 |
| 4sealed | 448 | Benecke, Niklas (1486) | Won 2-1 | +171516 |
| 5sealed | 478 | Masiero, Massimo (1625) | Lost 1-2 | -161500 |
| top | average opponent: 1521record: 2-3 | new rating: 1500 | ||
| Grand Prix Lyon 2018 (modern) | starting rating: 1558 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 456 | Soldevilla, Raul (1395) | Lost 0-2 | -211537 |
| 2modern | 799 | Amrani, Omar (1585) | Lost 1-2 | -171520 |
| 3modern | 909 | Kaufmann, Martin (1387) | Won 2-1 | +151535 |
| 4modern | 679 | Karoune, Fabrice (1539) | Lost 0-2 | -181517 |
| top | average opponent: 1476record: 1-3 | new rating: 1517 | ||
| Grand Prix Copenhagen 2017 (modern) | starting rating: 1562 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 62 | Gronkjaer, Rasmus (1480) | Lost 0-2 | -191543 |
| 2modern | 449 | Pedersen, Erik Dyhr (1536) | Lost 0-2 | -191524 |
| 3modern | 844 | Grytoyr, Eirik (1464) | Won 2-1 | +171541 |
| 4modern | 753 | Pedersen, Eckhart (1484) | Won 2-0 | +171558 |
| 5modern | 487 | Iglesias, Francisco (1514) | Won 2-0 | +171575 |
| 6modern | 334 | Valette, Thibault (1583) | Lost 0-2 | -171558 |
| top | average opponent: 1510record: 3-3 | new rating: 1558 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 386 | Crabtree, Daniel (1460) | Won 2-0 | +171535 |
| 2sealed | 349 | Dones Fernandez, Mayantigo (1518) | Draw 1-1 | 01535 |
| 3sealed | 534 | Edwards, Joe (1473) | Lost 0-2 | -191516 |
| 4sealed | 783 | Loveless, David (1409) | Won 2-1 | +161532 |
| 5sealed | 546 | Langlotz, Thomas (1593) | Won 2-0 | +191551 |
| 6sealed | 342 | Hauchard, Olivier (1788) | Lost 0-2 | -141537 |
| 7sealed | 517 | Frantuma, Marco (1941) | Won 2-1 | +251562 |
| 8sealed | 362 | Huertas, Ricardo (1488) | Won 2-0 | +171579 |
| 9sealed | 231 | Hoydonckx, Yves (1638) | Lost 1-2 | -171562 |
| top | average opponent: 1590record: 5-3-1 | new rating: 1562 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 35 | Coeckelbergh, Gert (1719) | Won 2-1 | +221506 |
| 4sealed | 115 | Muller, Martin (2007) | Lost 0-2 | -91497 |
| 5sealed | 249 | Zakroczymski, Antoni (1573) | Lost 0-2 | -171480 |
| 6sealed | 288 | Rusin, Tomas (1519) | Won 2-0 | +191499 |
| 7sealed | 242 | Vlaanderen, Bas (1549) | Won 2-0 | +191518 |
| 8sealed | 149 | Cuvelier, Jeroen (1497) | Won 2-1 | +171535 |
| 9sealed | 129 | Obuks, Kirils (1596) | Lost 0-2 | -171518 |
| top | average opponent: 1637record: 4-3 | new rating: 1518 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 129 | Jolly, Wilfrield (1500) | Won 2-0 | +181518 |
| 2sealed | 174 | Eggenschwiler, Simon (1466) | Lost 0-2 | -191499 |
| 3sealed | 381 | Meseguer Ruiz, Antonio (1602) | Won 2-0 | +201519 |
| 4sealed | 159 | Haussler, Benjamin (1518) | Lost 1-2 | -181501 |
| 5sealed | 260 | Colomei, Rares-Glad (1576) | Lost 1-2 | -171484 |
| top | average opponent: 1532record: 2-3 | new rating: 1484 | ||
| Grand Prix Vienna 2014 (BNG limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 134 | Pusar, Tizian (1470) | Won 2-0 | +171533 |
| 2sealed | 198 | Vilits, Andreas (1583) | Won 2-1 | +191552 |
| 3sealed | 32 | Petrak, Martin (1618) | Won 2-1 | +191571 |
| 4sealed | 124 | Stahl, Gerry (1596) | Lost 0-2 | -171554 |
| 5sealed | 254 | Mendonca, Kenneth (1547) | Lost 0-2 | -191535 |
| 6sealed | 304 | Seljak, Samo (1582) | Won 2-0 | +191554 |
| 7sealed | 321 | Cambor, Rastislav (1555) | Lost 0-2 | -181536 |
| 8sealed | 247 | Frnka, Roman (1518) | Lost 1-2 | -181518 |
| 9sealed | 226 | Lobenstein, Philipp (1506) | Lost 1-2 | -181500 |
| top | average opponent: 1553record: 4-5 | new rating: 1500 | ||
| Grand Prix Gothenburg 2013 (DGM limited) | starting rating: 1475 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 276 | Aramrattana, Maytheewat (1500) | Won 2-0 | +181493 |
| 2sealed | 183 | Stok, Alex (1563) | Lost 0-2 | -161477 |
| 3sealed | 338 | Avdyshoev, Anton (1504) | Won 2-0 | +181495 |
| 4sealed | 232 | Hellgren, Isak (1518) | Won 2-1 | +191514 |
| 5sealed | 171 | Wallin, Johnny (1619) | Won 2-1 | +191533 |
| 6sealed | 107 | Ipsen, Kristian Kjolle (1548) | Lost 0-2 | -171516 |
| 7sealed | 141 | Anttila, Markku (1544) | Won 2-1 | +181534 |
| 8sealed | 64 | Tegeling, Martin (1544) | Draw 1-1 | 01534 |
| 9sealed | 101 | de Graaff, Claes (1504) | Lost 0-2 | -181516 |
| top | average opponent: 1538record: 5-3-1 | new rating: 1516 | ||
| Grand Prix Lisbon 2012 (RTR limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 564 | Monzon Perez, Victor (1388) | Won 2-0 | +161487 |
| 3sealed | 703 | de Graat, Julien (1513) | Won 2-0 | +191506 |
| 4sealed | 555 | Esteves, Luis (1541) | Lost 1-2 | -181488 |
| 5sealed | 579 | Rozin, Arseny (1597) | Won 2-1 | +201508 |
| 6sealed | 578 | Chandrinos, Giorgos (1542) | Lost 0-2 | -171491 |
| 7sealed | 647 | Gonzalez Perez, David (1536) | Lost 0-2 | -171474 |
| 8sealed | 655 | Malasidou, Katerina (1504) | Won 2-0 | +181492 |
| 9sealed | 717 | Entreinger, Robin (1528) | Lost 1-2 | -171475 |
| top | average opponent: 1519record: 4-4 | new rating: 1475 | ||
| Grand Prix Malmo 2012 (AVR limited) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 610 | Eggen, Oddbjorn (1529) | Lost 0-2 | -161446 |
| 2sealed | 676 | Napierski, Kamil (1397) | Won 2-1 | +171463 |
| 3sealed | 632 | Lorenzen, Jan (1596) | Won 2-0 | +201483 |
| 4sealed | 638 | Reiter, Florian (1659) | Won 2-0 | +211504 |
| 5sealed | 579 | Waern, Jonatan (1535) | Lost 0-2 | -171487 |
| 6sealed | 632 | Nilsson, Andreas (1588) | Lost 1-2 | -161471 |
| top | average opponent: 1551record: 3-3 | new rating: 1471 | ||
| Grand Prix Manchester 2012 (DKA limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Martire, Roque (1536) | Lost 1-2 | -171464 |
| 2sealed | 135 | Hall, Kenneth (1580) | Won 2-0 | +201484 |
| 3sealed | 157 | Duivesteijn, Mikel (1366) | Won 2-1 | +161500 |
| 4sealed | 94 | Kennerley, Graeme (1454) | Lost 1-2 | -191481 |
| 5sealed | 135 | Parker, Michael (1438) | Lost 0-2 | -191462 |
| 6sealed | 184 | Gardiner, Andrew (1484) | Won 2-0 | +181480 |
| 7sealed | 149 | Riley, Mark (1487) | Lost 1-2 | -181462 |
| 8sealed | 126 | Turek, Nicolas (1436) | Lost 1-2 | -181444 |
| 9sealed | 116 | Arsi, Francesco (1463) | Won 2-1 | +181462 |
| top | average opponent: 1471record: 4-5 | new rating: 1462 | ||
| Grand Prix Prague 2011 (NPH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 604 | Taranenko, Anastasia (1461) | Lost 1-2 | -191481 |
| 2sealed | 695 | Labre, Arnaud (1482) | Won 2-0 | +181499 |
| 3sealed | 603 | Geberovich, Benjamin (1539) | Won 2-1 | +191518 |
| 4sealed | 674 | Fuchs, Christian (1382) | Lost 1-2 | -201498 |
| 5sealed | 656 | Arno, Bjorn (1547) | Won 2-1 | +181516 |
| 6sealed | 646 | Vermeiren, Yves (1530) | Lost 1-2 | -171499 |
| 7sealed | 640 | Fiedler, Kai (1490) | Lost 0-2 | -181481 |
| top | average opponent: 1490record: 3-4 | new rating: 1481 | ||