Tan, Ian
Current rating: 1612
Record: 42-42-2
Grand Prix Singapore 2009Grand Prix Kuala Lumpur 2010Grand Prix Singapore 2011Grand Prix Sydney 2013Grand Prix Kuala Lumpur 2014Grand Prix Sydney 2014Grand Prix Singapore 2015Grand Prix Sydney 2015Grand Prix Melbourne 2018Grand Prix Sydney 2019Regional Championships Melbourne 2023Regional Championships Sydney 2023
| Regional Championships Sydney 2023 (pioneer) | starting rating: 1616 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 78 | Deane, Joe (1789) | Won 2-1 | +211637 |
| 2pioneer | 34 | Gonzalez, David [AUS] (1427) | Lost 1-2 | -221615 |
| 3pioneer | 50 | Taylor, Ethan (1494) | Won 2-0 | +161631 |
| 4pioneer | 36 | Zhou, Mark (1513) | Lost 0-2 | -201611 |
| 5pioneer | 34 | Larsen-Scott, James (1651) | Lost 0-2 | -171594 |
| 6pioneer | 45 | Trezise, Klarke (1519) | Won 2-0 | +161610 |
| 7pioneer | 32 | Bleakley, Connor (1523) | Won 2-1 | +171627 |
| 8pioneer | 28 | Rasmussen, Timothy (1780) | Lost 1-2 | -151612 |
| top | average opponent: 1587record: 4-4 | new rating: 1612 | ||
| Regional Championships Melbourne 2023 (ONE standard) | starting rating: 1579 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 27 | Jones, Riley (1613) | Lost 0-2 | -171562 |
| 2standard | 63 | Cheung, Justin (1719) | Won 2-0 | +201582 |
| 3standard | 22 | Trezise, Klarke (1565) | Won 2-1 | +181600 |
| 4standard | 10 | Riley, Isaac (1523) | Won 2-0 | +171617 |
| 5standard | 12 | Sclauzero, Joseph (1849) | Lost 0-2 | -141603 |
| 6standard | 17 | Frankel, Carl (1495) | Won 2-1 | +161619 |
| 7standard | 17 | Gibson, Liam (1540) | Lost 0-2 | -191600 |
| 8standard | 18 | Franklin, Tim (1520) | Won 2-1 | +161616 |
| top | average opponent: 1603record: 5-3 | new rating: 1616 | ||
| Grand Prix Sydney 2019 (RNA limited) | starting rating: 1434 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 29 | Youngs, Todd (1537) | Won 2-0 | +201454 |
| 4sealed | 5 | Pirie, James (1583) | Won 2-0 | +201474 |
| 5sealed | 18 | Schroder, Ivan (1792) | Lost 0-2 | -121462 |
| 6sealed | 37 | Iranmanesh, Hamoun (1669) | Won 2-1 | +211483 |
| 7sealed | 38 | Woodard, Nicholas (1727) | Won 2-0 | +231506 |
| 8sealed | 18 | Norton, Mark (1722) | Won 2-0 | +221528 |
| 9sealed | 8 | James, Patrick (1651) | Won 2-0 | +201548 |
| 10draft | 38 | Estephan, Jessica (1616) | Won 2-0 | +191567 |
| 11draft | 1 | Sclauzero, Joseph (1902) | Lost 1-2 | -121555 |
| 12draft | 34 | Schroder, Ivan (1893) | Won 2-0 | +241579 |
| top | average opponent: 1709record: 8-2 | new rating: 1579 | ||
| Grand Prix Melbourne 2018 (GRN limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 23 | Pryor, Sam (1574) | Lost 0-2 | -161449 |
| 2sealed | 250 | Jensen, Chris [NZL] (1524) | Won 2-0 | +201469 |
| 3sealed | 317 | Sevik, Dogan (1509) | Lost 0-2 | -181451 |
| 4sealed | 268 | Chan, Dominic (1482) | Lost 1-2 | -171434 |
| top | average opponent: 1522record: 1-3 | new rating: 1434 | ||
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1497 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 153 | Nightingale, Jabe (1485) | Lost 0-2 | -181479 |
| 4sealed | 137 | Kim, Benjamin (1522) | Won 2-0 | +191498 |
| 5sealed | 166 | Locke, Patrick (1532) | Draw 1-1 | 01498 |
| 6sealed | 116 | Nicolaou, Nektarios (1621) | Lost 1-2 | -151483 |
| 7sealed | 171 | Iranmanesh, Hamoun (1525) | Lost 0-2 | -181465 |
| top | average opponent: 1537record: 1-3-1 | new rating: 1465 | ||
| Grand Prix Singapore 2015 (modern) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 111 | Tang, Stephen Roy (1670) | Draw 1-1 | +31514 |
| 4modern | 129 | wai chun, chung (1536) | Lost 0-2 | -181496 |
| 5modern | 242 | Regala, Renzikiel (1455) | Won 2-0 | +181514 |
| 6modern | 152 | Shin, Lo (1535) | Won 2-0 | +181532 |
| 7modern | 91 | Bandou, Junichirou (1650) | Lost 0-2 | -161516 |
| 8modern | 163 | Zhang, Yang Da (1453) | Lost 0-2 | -191497 |
| top | average opponent: 1550record: 2-3-1 | new rating: 1497 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 77 | Nguyen, Tuan (1654) | Lost 0-2 | -151511 |
| 4sealed | 86 | Bennett, Connor (1448) | Won 2-0 | +171528 |
| 5sealed | 138 | Watson, Brendan (1453) | Won 2-1 | +161544 |
| 6sealed | 40 | Laidely, Mathew G (1588) | Won 2-1 | +191563 |
| 7sealed | 133 | Kay, Craig (1451) | Lost 0-2 | -201543 |
| 8sealed | 51 | Kreutzer, Michael (1559) | Lost 1-2 | -181525 |
| 9sealed | 82 | Zainuddin, Shamsul Bahrin (1741) | Lost 0-2 | -141511 |
| top | average opponent: 1556record: 3-4 | new rating: 1511 | ||
| Grand Prix Kuala Lumpur 2014 (THS limited) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 273 | Wong, Nicholas Jonathan (1763) | Won 2-0 | +221562 |
| 2sealed | 153 | Hutchinson, Tom (1482) | Won 2-0 | +171579 |
| 3sealed | 95 | Wong, James [SGP] (1537) | Lost 0-2 | -191560 |
| 4sealed | 200 | Abdul Hafiz, Abdul Rahman (1500) | Lost 0-2 | -191541 |
| 5sealed | 293 | Zee, Way Leong (1728) | Lost 1-2 | -151526 |
| top | average opponent: 1602record: 2-3 | new rating: 1526 | ||
| Grand Prix Sydney 2013 (RTR limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 18 | Hamilton, Justin (1553) | Won 2-0 | +181568 |
| 5sealed | 23 | Maurici, Micheal (1712) | Won 2-0 | +201588 |
| 6sealed | 7 | Orazi, Davide Christian (1718) | Lost 1-2 | -151573 |
| 7sealed | 18 | Chung, Sam (1569) | Lost 0-2 | -181555 |
| 8sealed | 58 | Wong, Garry (1757) | Lost 1-2 | -151540 |
| top | average opponent: 1662record: 2-3 | new rating: 1540 | ||
| Grand Prix Singapore 2011 (NPH standard) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 45 | Roxas, Neil (1635) | Won 2-0 | +191575 |
| 5standard | 16 | Ng, Wei San Wesley (1739) | Lost 0-2 | -151560 |
| 6standard | 42 | Honnami, Tomoyuki (1775) | Won 2-1 | +221582 |
| 7standard | 23 | Mitamura, Kazuya (1929) | Won 2-0 | +241606 |
| 8standard | 13 | Levy, Raphael (2006) | Lost 1-2 | -111595 |
| 9standard | 35 | Seah, Danny (1629) | Won 2-0 | +191614 |
| 10standard | 40 | Basilio, Charles Martin (1667) | Lost 0-2 | -171597 |
| 11standard | 36 | Yurchick, Adam (1896) | Lost 0-2 | -131584 |
| 12standard | 41 | Aquino, Sherwin (1641) | Lost 0-2 | -171567 |
| 13standard | 40 | Lin, Ruizi (1605) | Lost 1-2 | -171550 |
| top | average opponent: 1752record: 4-6 | new rating: 1550 | ||
| Grand Prix Kuala Lumpur 2010 (WWK standard) | starting rating: 1528 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 37 | Khoo, Shawn (1500) | Lost 0-2 | -181510 |
| 5standard | 92 | Lim, Ban Lee (1510) | Won 2-1 | +181528 |
| 6standard | 52 | Liang, Zhiyi (1570) | Lost 1-2 | -171511 |
| 7standard | 115 | Zainuddin, Zulkarnain (1525) | Won 2-1 | +181529 |
| 8standard | 56 | Ho, Wai Keong Kelvin (1482) | Won 2-0 | +171546 |
| 9standard | 34 | Seah, Danny (1641) | Won 2-1 | +201566 |
| 10standard | 29 | Phang, Kok Fai (1620) | Lost 1-2 | -171549 |
| 11standard | 41 | Wong, James Ling Guan (1568) | Won 2-1 | +181567 |
| 12standard | 30 | Bausa, Patrick A (1545) | Lost 0-2 | -181549 |
| 13standard | 27 | Soh, Terry (1942) | Won 2-1 | +241573 |
| 14standard | 27 | Seow, Qian Jie (1600) | Lost 1-2 | -171556 |
| top | average opponent: 1591record: 6-5 | new rating: 1556 | ||
| Grand Prix Singapore 2009 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 67 | Erlangga, Reza (1518) | Won 2-1 | +181518 |
| 3extended | 27 | Ng Ziyang, Nicholas (1518) | Lost 0-2 | -181500 |
| 4extended | 100 | Choong, Andrew (1522) | Won 2-1 | +191519 |
| 5extended | 64 | Loh, Chuan Han (1613) | Won 2-1 | +191538 |
| 6extended | 38 | Surinindran, Nico (1737) | Lost 1-2 | -141524 |
| 7extended | 75 | Kiwanont, Sukhum (1671) | Won 2-1 | +211545 |
| 8extended | 48 | Chia, Edmund Tet Swee (1637) | Lost 0-2 | -171528 |
| top | average opponent: 1602record: 4-3 | new rating: 1528 | ||