Vercammen, Jan
Current rating: 1641
| Grand Prix London 2015 (ORI standard) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 212 | Stephenson, Thomas (1476) | Won 2-1 | +151652 |
| 2standard | 157 | Morrissey, Liam (1463) | Lost 1-2 | -221630 |
| 3standard | 282 | Farrow, Mark (1501) | Won 2-1 | +161646 |
| 4standard | 275 | Ahkaloo, Jhayshan (1752) | Lost 1-2 | -161630 |
| 5standard | 336 | Pedersen, Nicolai Kabbeltved (1522) | Lost 0-2 | -201610 |
| 6standard | 347 | Rynkiewicz, Piotr (1481) | Won 2-1 | +161626 |
| 7standard | 259 | Rudge, Nathan (1435) | Won 2-1 | +141640 |
| 8standard | 163 | Nielsen, Simon (1887) | Won 2-0 | +231663 |
| 9standard | 157 | Pike, Michael (1429) | Lost 0-2 | -221641 |
| top | average opponent: 1550record: 5-4 | new rating: 1641 | ||
| Grand Prix Lille 2015 (legacy) | starting rating: 1691 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 93 | Pane, Alexandre (1449) | Won 2-1 | +141705 |
| 2legacy | 139 | Bouakkaz, Cary (1520) | Lost 0-2 | -211684 |
| 3legacy | 369 | Labie, Christophe (1469) | Lost 1-2 | -221662 |
| 4legacy | 596 | Volkaerts, Bram (1646) | Won 2-1 | +181680 |
| 5legacy | 478 | Johns, Robert (1454) | Lost 0-2 | -221658 |
| 6legacy | 475 | Worm, Hylco (1504) | Lost 0-2 | -211637 |
| top | average opponent: 1507record: 2-4 | new rating: 1637 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 222 | Dillen, Mathias (1464) | Won 2-1 | +171517 |
| 2sealed | 125 | van Leent, Peter (1483) | Won 2-0 | +181535 |
| 3sealed | 155 | Portaro, Alessandro (1867) | Won 2-0 | +241559 |
| 4sealed | 83 | Medina, Olmo (1487) | Won 2-1 | +161575 |
| 5sealed | 55 | Miazza, Christophe (1570) | Won 2-0 | +181593 |
| 6sealed | 25 | Schwarz, Iris (1749) | Won 2-1 | +211614 |
| 7sealed | 1 | Weidemann, Felix (1808) | Won 2-1 | +211635 |
| 8sealed | 6 | Sommen, Pierre (1964) | Lost 0-2 | -121623 |
| 9sealed | 7 | Bjezancevic, Ivan (1630) | Lost 0-2 | -181605 |
| 10draft | 1001 | Kaestner-Frenchman, Ben (1750) | Lost 0-2 | -151590 |
| 11draft | 1018 | Kieckhafer, Ferdinand (1739) | Won 2-1 | +211611 |
| 12draft | 1113 | Juote, Jesse (1698) | Won 2-1 | +191630 |
| 13draft | 1074 | Polak-Rottmann, Oliver (1865) | Won 2-0 | +231653 |
| 14draft | 1141 | Aukenthaler, Christoph (1821) | Won 2-0 | +211674 |
| 15draft | 1018 | Bijlsma, Ineke (1664) | Won 2-0 | +171691 |
| top | average opponent: 1704record: 12-3 | new rating: 1691 | ||