Jackson, Harry
Current rating: 1613
Record: 47-45
| Grand Prix Brisbane 2019 (ELD standard) | starting rating: 1644 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 114 | Blair, Glenn (1507) | Lost 0-2 | -211623 |
| 2standard | 182 | Bolitho, Liam (1482) | Lost 0-2 | -211602 |
| 3standard | 211 | Daniels, Ethan (1464) | Won 2-1 | +161618 |
| 4standard | 183 | Crisp, Andrew (1488) | Won 2-1 | +161634 |
| 5standard | 130 | Chuah, Amber (1501) | Lost 1-2 | -211613 |
| top | average opponent: 1488record: 2-3 | new rating: 1613 | ||
| Grand Prix Sydney 2019 (RNA limited) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 109 | Shao, Phil (1520) | Lost 1-2 | -191560 |
| 3sealed | 132 | Go, Osmond (1499) | Won 2-1 | +171577 |
| 4sealed | 100 | Matangi, Duncan (1518) | Lost 1-2 | -191558 |
| 5sealed | 123 | Talbot, Nicholas (1526) | Won 2-1 | +171575 |
| 6sealed | 96 | Rushton, Tomas (1524) | Won 2-1 | +171592 |
| 7sealed | 67 | Galea, Chris (1541) | Won 2-0 | +171609 |
| 8sealed | 55 | Lonsdale, Daniel (1605) | Won 2-1 | +181627 |
| 9sealed | 36 | Rowe, Daniel (1661) | Lost 1-2 | -171610 |
| 10draft | 20 | Walsh, Sam (1561) | Lost 1-2 | -191591 |
| 11draft | 31 | Wright, Dale (1597) | Won 2-0 | +181609 |
| 12draft | 38 | Gough, Zachary (1535) | Won 2-1 | +171626 |
| 13draft | 29 | Wilks, James (1664) | Won 2-1 | +191645 |
| 14draft | 32 | Roberts, Eli (1601) | Lost 1-2 | -191626 |
| 15draft | 7 | Maher, Samuel (1614) | Won 2-1 | +181644 |
| top | average opponent: 1569record: 9-5 | new rating: 1644 | ||
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 174 | Indrakesuma, Taufik (1780) | Lost 0-2 | -141550 |
| 3sealed | 281 | Silveira, Luke (1501) | Won 2-0 | +171567 |
| 4sealed | 120 | Charlton, Chris (1468) | Lost 1-2 | -201547 |
| 5sealed | 226 | Anderson, Krisada (1486) | Won 2-1 | +171564 |
| 6sealed | 180 | Code, Tom (1508) | Won 2-1 | +171581 |
| 7sealed | 105 | Stoneman, Timothy (1541) | Lost 1-2 | -181563 |
| 8sealed | 138 | Bolam, Logan (1486) | Won 2-1 | +161579 |
| top | average opponent: 1538record: 4-3 | new rating: 1579 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Carvalho, Chris (1432) | Won 2-0 | +161525 |
| 2sealed | 10 | Sottile, Peter (1511) | Won 2-0 | +181543 |
| 3sealed | 148 | Abenhaim, Julien (1541) | Won 2-0 | +181561 |
| 4sealed | 91 | Rawlings, Peter (1804) | Won 2-1 | +221583 |
| 5sealed | 9 | Jones, Patrick (1678) | Won 2-0 | +201603 |
| 6sealed | 22 | Severson, Eric (1970) | Lost 0-2 | -121591 |
| 7sealed | 57 | Scott, William (1532) | Lost 1-2 | -191572 |
| 8sealed | 82 | Khare, Anand (1979) | Lost 0-2 | -111561 |
| 9sealed | 159 | Quicano, Luis (1561) | Won 2-0 | +181579 |
| 10draft | 65 | Vidugiris, Gaudenis (1744) | Lost 0-2 | -151564 |
| top | average opponent: 1675record: 6-4 | new rating: 1564 | ||
| Grand Prix Brisbane 2017 (modern) | starting rating: 1512 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 239 | Plunkett, Adam (1425) | Won 2-0 | +161528 |
| 2modern | 10 | Bahamonde, Maximiliano (1527) | Lost 0-2 | -181510 |
| 3modern | 227 | Ye, Xiao Zhou (1399) | Lost 1-2 | -201490 |
| 4modern | 412 | Lee, Charles (1698) | Won 2-1 | +221512 |
| 5modern | 206 | Dolin, Michael (1433) | Lost 1-2 | -201492 |
| 6modern | 291 | Scott-Young, Mitchell (1482) | Lost 1-2 | -181474 |
| 7modern | 335 | Lewis-Jonns, Brad (1408) | Won 2-1 | +171491 |
| 8modern | 283 | Gardiner, Daniel (1478) | Won 2-0 | +181509 |
| top | average opponent: 1481record: 4-4 | new rating: 1509 | ||
| Grand Prix Sydney 2016 (EMN limited) | starting rating: 1422 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 267 | Chen, James [AUS] (1464) | Won 2-0 | +181440 |
| 2sealed | 25 | Smith, Niall (1464) | Won 2-0 | +191459 |
| 3sealed | 53 | Fischer, Brandon (2065) | Won 2-0 | +281487 |
| 4sealed | 49 | Cabezas Munoz, Jose Manuel (1893) | Won 2-0 | +251512 |
| 5sealed | 56 | Wescoe, Craig (1883) | Lost 0-2 | -121500 |
| 6sealed | 116 | Williams, Luke (1700) | Won 2-1 | +221522 |
| 7sealed | 39 | Schroder, Jordan (1578) | Lost 1-2 | -171505 |
| 8sealed | 133 | Blohon, Lukas (2258) | Lost 1-2 | -71498 |
| 9sealed | 202 | Ou, Galen (1537) | Won 2-0 | +191517 |
| 10draft | 24 | Prosek, Dominik (1757) | Lost 1-2 | -141503 |
| 11draft | 96 | Kassis, Eli (1897) | Won 2-0 | +251528 |
| 12draft | 24 | Kneepkens, Wouter (1535) | Lost 0-2 | -181510 |
| 13draft | 103 | Tisdell, Brendan (1556) | Won 2-0 | +191529 |
| 14draft | 84 | Russell, Joshua (1559) | Lost 1-2 | -171512 |
| top | average opponent: 1725record: 8-6 | new rating: 1512 | ||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1405 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 234 | Holden, Mitchell (1482) | Won 2-1 | +201425 |
| 2modern | 42 | Kemp, Ben (1519) | Won 2-1 | +191444 |
| 3modern | 82 | Lett, James (1396) | Lost 1-2 | -181426 |
| 4modern | 196 | Ikawa, Yoshihiko (1799) | Lost 1-2 | -121414 |
| 5modern | 293 | Tudman, Ben (1573) | Lost 1-2 | -151399 |
| 6modern | 353 | Bryan-Whyte, Levi (1492) | Won 2-0 | +201419 |
| 7modern | 366 | Pickering-Graus, Angus (1499) | Won 2-1 | +191438 |
| 8modern | 174 | Mason Saunders, Connor (1515) | Lost 1-2 | -161422 |
| top | average opponent: 1534record: 4-4 | new rating: 1422 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1436 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 7 | Mullins, Joshua (1518) | Won 2-0 | +201456 |
| 3standard | 144 | White, David [AUS] (1500) | Lost 0-2 | -171439 |
| 4standard | 129 | Webb, Tyler (1473) | Won 2-1 | +181457 |
| 5standard | 123 | Mifsud, Anthony (1470) | Lost 0-2 | -181439 |
| 6standard | 156 | Baxter, Matthew (1526) | Lost 0-2 | -161423 |
| 7standard | 217 | McErlain, Troy (1443) | Lost 1-2 | -181405 |
| top | average opponent: 1488record: 2-4 | new rating: 1405 | ||
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 133 | Kranse-Heuer, Chris (1500) | Lost 0-2 | -171412 |
| 2sealed | 239 | Armstrong, Matt R (Spud) (1403) | Won 2-1 | +181430 |
| 3sealed | 108 | Nelson, Jake [AUS] (1500) | Won 2-0 | +191449 |
| 4sealed | 187 | Halford, Clay A (1471) | Lost 0-2 | -171432 |
| 5sealed | 196 | Ruan, Yi-Fei (1473) | Won 2-1 | +191451 |
| 6sealed | 168 | Turner, Christopher (1520) | Lost 0-2 | -171434 |
| 7sealed | 169 | Bickerstaff, Isaac (1500) | Lost 1-2 | -171417 |
| 8sealed | 147 | King, Josh [AUS] (1483) | Won 2-1 | +191436 |
| top | average opponent: 1481record: 4-4 | new rating: 1436 | ||
| Grand Prix Paris 2009 (ZEN limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 835 | Peltier, Charles (1443) | Won 2-1 | +171500 |
| 2sealed | 729 | de Latude, Thibaut (1500) | Lost 0-2 | -181482 |
| 3sealed | 940 | Cordeiro, Peter (1499) | Lost 0-2 | -181464 |
| 4sealed | 1011 | Moreira Samon, Pau (1492) | Lost 0-2 | -171447 |
| 5sealed | 960 | Pfersich, Yoann (1465) | Lost 1-2 | -181429 |
| top | average opponent: 1480record: 1-4 | new rating: 1429 | ||
| Grand Prix Auckland 2008 (ALA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Love, Simon (1500) | Lost 1-2 | -181482 |
| 2sealed | 72 | Sparkes, Peter (1480) | Won 2-0 | +181500 |
| 3sealed | 64 | Laycock, James (1588) | Lost 0-2 | -161484 |
| 4sealed | 102 | Davey, Bruce (1433) | Lost 1-2 | -191465 |
| 5sealed | 106 | Penny, Tommy (1462) | Won 2-1 | +181483 |
| 6sealed | 85 | Mikheev, Andrey (1481) | Lost 1-2 | -181465 |
| 7sealed | 82 | Schroder, Ivan (1466) | Won 2-1 | +181483 |
| top | average opponent: 1487record: 3-4 | new rating: 1483 | ||