Halligan, Jordan
Current rating: 1448
Record: 17-23-1
| Grand Prix Brisbane 2019 (ELD standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2 | McGucken, Dave (1454) | Draw 1-1 | 01444 |
| 2standard | 113 | Zhang, Qiu Shi (1594) | Won 2-0 | +211465 |
| 3standard | 90 | Zegveld, Malcolm (1508) | Lost 1-2 | -181447 |
| 4standard | 131 | Farn, Robert (1507) | Won 2-1 | +191466 |
| 5standard | 94 | Avis, Benjamin (1460) | Lost 0-2 | -181448 |
| top | average opponent: 1505record: 2-2-1 | new rating: 1448 | ||
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 298 | Brown, Matthew [AUS] (1523) | Won 2-0 | +201441 |
| 2sealed | 97 | Zhang, James (1884) | Lost 1-2 | -101431 |
| 3sealed | 297 | McMaugh, Pippa (1500) | Won 2-0 | +191450 |
| 4sealed | 190 | De Bruyne, David (1463) | Won 2-1 | +181468 |
| 5sealed | 90 | Yuen, Tim (1559) | Lost 0-2 | -161452 |
| 6sealed | 113 | Sato, Rei (1903) | Lost 0-2 | -111441 |
| 7sealed | 185 | Morales, Don (1440) | Won 2-0 | +181459 |
| 8sealed | 140 | Yow, Kar Leng (1586) | Lost 0-2 | -151444 |
| top | average opponent: 1607record: 4-4 | new rating: 1444 | ||
| Grand Prix Birmingham 2018 (std) (DOM standard) | starting rating: 1451 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 5 | Rodriguez, Sergio (1488) | Lost 0-2 | -181433 |
| 3standard | 348 | Brown, Gary (1602) | Won 2-0 | +221455 |
| 4standard | 300 | Delouvee, Johan (1496) | Lost 1-2 | -181437 |
| 5standard | 340 | Clark, Rob (1536) | Lost 0-2 | -161421 |
| top | average opponent: 1531record: 1-3 | new rating: 1421 | ||
| Grand Prix London 2018 (RIX limited) | starting rating: 1398 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 431 | Lago, Juan Luis (1544) | Lost 1-2 | -151383 |
| 2sealed | 676 | Eley, Steven (1447) | Won 2-1 | +191402 |
| 3sealed | 801 | Trundajevs, Olegs (1534) | Won 2-0 | +201422 |
| 4sealed | 415 | Neukirchen, Daniel (1541) | Won 2-0 | +211443 |
| 5sealed | 299 | Horvath, Tamas (1620) | Won 2-0 | +211464 |
| 6sealed | 209 | Franz, Benedikt (1473) | Won 2-0 | +181482 |
| 7sealed | 38 | Duret, Bastien (1647) | Lost 1-2 | -151467 |
| 8sealed | 189 | Holt, Jake (1568) | Lost 0-2 | -161451 |
| top | average opponent: 1547record: 5-3 | new rating: 1451 | ||
| Grand Prix Liverpool 2017 (XLN limited) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 76 | Lepisto, Lauri (1604) | Won 2-0 | +211447 |
| 2sealed | 82 | Johns, Darryl (1595) | Lost 0-2 | -151432 |
| 3sealed | 464 | Zierold, Lucas (1501) | Lost 1-2 | -171415 |
| 4sealed | 449 | Williams, Bramwell (1486) | Lost 0-2 | -171398 |
| top | average opponent: 1547record: 1-3 | new rating: 1398 | ||
| Grand Prix Birmingham 2017 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 536 | Smith, Chris [ENG] (1527) | Lost 0-2 | -171464 |
| 2modern | 575 | Zwaan, Jelle (1440) | Won 0-0 | +171481 |
| 3modern | 407 | Daws, Christopher (1436) | Lost 1-2 | -181463 |
| 4modern | 746 | Blunnie, Laura (1466) | Lost 1-2 | -181445 |
| 5modern | 715 | McNulty, Ryan [ENG] (1396) | Lost 1-2 | -191426 |
| top | average opponent: 1453record: 1-4 | new rating: 1426 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 166 | Schwarz, Alexander (1519) | Lost 0-2 | -181482 |
| 2sealed | 880 | Leiper-Durrant, Tom (1482) | Lost 0-2 | -181464 |
| 3sealed | 1103 | Brook, Wesley (1464) | Won 2-0 | +181482 |
| 4sealed | 976 | Rose, Chris (1449) | Won 2-1 | +181500 |
| 5sealed | 624 | Jassi, Jaron (1519) | Lost 1-2 | -181482 |
| 6sealed | 849 | Perl, Jakob (1475) | Won 2-0 | +181500 |
| 7sealed | 610 | Thacker, Gavin (1454) | Lost 0-2 | -191481 |
| top | average opponent: 1480record: 3-4 | new rating: 1481 | ||