Jakku, Stefan
Current rating: 1572
Record: 20-16-1
| Grand Prix Vancouver 2017 (modern) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2041 | Yu, Clark (1515) | Won 2-0 | +181541 |
| 2modern | 2098 | MacNeil, Kyle (1517) | Lost 0-2 | -191522 |
| 3modern | 2563 | Dumontier, Bryan (1497) | Won 2-1 | +181540 |
| 4modern | 2459 | Haak, Carlos (1521) | Lost 0-2 | -181522 |
| 5modern | 2499 | Reine, Joseph (1481) | Won 2-1 | +171539 |
| 6modern | 2277 | Chin, Gavin (1502) | Won 2-0 | +171556 |
| 7modern | 2234 | McGarry, David (1460) | Won 2-1 | +161572 |
| 8modern | 2167 | Morton, Evan (1599) | Lost 1-2 | -171555 |
| 9modern | 2200 | Horner, Toby (1538) | Won 2-1 | +181573 |
| 10modern | 2119 | McIntyre, Trenton (1593) | Won 2-1 | +181591 |
| 11modern | 2113 | Wilson, Josh (1511) | Lost 1-2 | -201571 |
| 12modern | 2155 | Rider, Dominic (1545) | Won 2-0 | +181589 |
| 13modern | 2101 | Herold, Chris (1537) | Lost 1-2 | -191570 |
| 14modern | 2124 | Tadie, Mac (1623) | Won 2-0 | +191589 |
| 15modern | 2113 | Donaldson, James (1630) | Lost 0-2 | -171572 |
| top | average opponent: 1538record: 9-6 | new rating: 1572 | ||
| Grand Prix Vancouver 2014 (THS standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 386 | McAllister, Joel (1500) | Won 2-1 | +181520 |
| 2standard | 179 | Mak, Dion (1550) | Won 2-0 | +191539 |
| 3standard | 106 | Boroevich, Jason (1536) | Won 2-0 | +181557 |
| 4standard | 56 | Haggstrom, Alex (1570) | Won 2-0 | +181575 |
| 5standard | 49 | Hutchinson, Charles (1571) | Lost 0-2 | -181557 |
| 6standard | 55 | Hardman, Eric (1522) | Draw 1-1 | -11556 |
| 7standard | 77 | Gerard, Stephane (1659) | Lost 0-2 | -161540 |
| 8standard | 139 | Smith, Ian (1593) | Lost 1-2 | -171523 |
| top | average opponent: 1563record: 4-3-1 | new rating: 1523 | ||
| Grand Prix Calgary 2013 (M14 standard) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 145 | Moimoi, Daniel (1500) | Lost 0-0 | -181481 |
| 2standard | 36 | Leedham, Bryan (1500) | Lost 0-2 | -181463 |
| 3standard | 163 | Joyall, Vincent (1536) | Won 2-0 | +201483 |
| 4standard | 162 | Gallup, Michael (1484) | Lost 0-2 | -181465 |
| 5standard | 226 | Lee, Dennis (1462) | Won 2-1 | +171482 |
| 6standard | 150 | Parker, Cole (1516) | Won 2-1 | +191501 |
| 7standard | 85 | Tom, David (1537) | Won 2-0 | +191520 |
| 8standard | 57 | Rockwell, Michael (1536) | Lost 0-2 | -181502 |
| top | average opponent: 1509record: 4-4 | new rating: 1502 | ||
| Grand Prix Vancouver 2012 (AVR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 54 | Landgraff, Nick (1500) | Won 2-0 | +181518 |
| 2sealed | 27 | Algra, Andrew (1518) | Won 2-0 | +181536 |
| 3sealed | 12 | Chow, Jeff (1562) | Won 2-1 | +181554 |
| 4sealed | 92 | Wong, A.J. (1546) | Lost 1-2 | -181536 |
| 5sealed | 98 | Bono, Joe (1486) | Lost 0-2 | -191517 |
| 6sealed | 127 | Dafoe, Braden (1485) | Lost 0-2 | -181499 |
| top | average opponent: 1516record: 3-3 | new rating: 1499 | ||