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Individual Calculations February 2023 |
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| Gao, Arthur Total change: 79.42 | |   |
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| 2022 Canterbury Summer Swiss | Melbourne | AUS | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1723 | 3.50 | 6 | 2.11 | 22 | 46.42 | |
|  Bayaca, Sterling | | | 2054 | AUS | 0.00 | 1 | -0.12 | 22 | -2.64 | |  Halabe, Adam | | | 1351 | AUS | 1.00 | 1 | 0.10 | 22 | 2.20 | | | Chan, Kris | f | | 2072 | AUS | 1.00 | 1 | 0.89 | 22 | 19.58 | | | Li, Jackie | | | 2050 | AUS | 1.00 | 1 | 0.87 | 22 | 19.14 | | | Cannon, David | f | | 2112 | AUS | 0.50 | 1 | 0.41 | 22 | 9.02 | | | Khandelwal, Ankush | c | | 2228 | ENG | 0.00 | 1 | -0.04 | 22 | -0.88 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 Australian Open Championship | Perth | AUS | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1753 | 5.50 | 9 | 2.12 | 22 | 46.64 | |
| | Stojic, Dusan | f | | 2219 | AUS | 0.00 | 1 | -0.05 | 22 | -1.10 | | | Taylor, Noah | | | 1525 | AUS | 1.00 | 1 | 0.21 | 22 | 4.62 | | | Qi, Mars | | | 2087 | CHN | 0.50 | 1 | 0.38 | 22 | 8.36 | | | Vlietstra, Marc | | | 2007 | AUS | 1.00 | 1 | 0.81 | 22 | 17.82 | | | Teh, Rui Gen | | | 2028 | MAS | 0.50 | 1 | 0.33 | 22 | 7.26 | | | Jordan, William | f | | 2181 | AUS | 0.00 | 1 | -0.07 | 22 | -1.54 | | | Arthur, James | | | 1534 | AUS | 0.50 | 1 | -0.28 | 22 | -6.16 | | | Lawes, Alexander | | | 1408 | AUS | 1.00 | 1 | 0.11 | 22 | 2.42 | | | Hardegen, Kathryn | | wf | 1887 | AUS | 1.00 | 1 | 0.68 | 22 | 14.96 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 Australian Junior Championship U18 Open | Melbourne | AUS | 2023-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1714 | 1753 | 2.50 | 7 | -1.35 | 22 | -29.70 | |
| | Wang, Ruicheng | | | 1891 | AUS | 0.00 | 1 | -0.31 | 22 | -6.82 | | | Testolin, Ryder | | | 2012 | AUS | 0.00 | 1 | -0.18 | 22 | -3.96 | | | Xiao Zhou, Ning | | | 1583 | AUS | 1.00 | 1 | 0.28 | 22 | 6.16 | | | Rumley, William | | | 1502 | AUS | 1.00 | 1 | 0.19 | 22 | 4.18 | | | Maziarz, Pierre | | | 1569 | FRA | 0.00 | 1 | -0.74 | 22 | -16.28 | | | Leong, Benjamin | | | 1776 | AUS | 0.00 | 1 | -0.47 | 22 | -10.34 | | | He, Caleb | | | 1663 | NZL | 0.50 | 1 | -0.12 | 22 | -2.64 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1758 | 1753 | 5.00 | 9 | 0.73 | 22 | 16.06 | |
| | Horlin-Smith, Alexander | | | 1237 | AUS | 1.00 | 1 | 0.04 | 22 | 0.88 | | | Kargosha, Bahman | c | | 2096 | AUS | 0.00 | 1 | -0.12 | 22 | -2.64 | | | Reddy, Ashok | | | 1489 | AUS | 1.00 | 1 | 0.18 | 22 | 3.96 | | | Yang, Ray | f | | 2037 | AUS | 0.00 | 1 | -0.16 | 22 | -3.52 | | | Simic, Filip | | | 1534 | AUS | 1.00 | 1 | 0.22 | 22 | 4.84 | | | Xing, Zeqi | | | 1353 * | AUS | 1.00 | 1 | 0.08 | 22 | 1.76 | | | McNamara, Gary | | | 2040 | AUS | 0.50 | 1 | 0.34 | 22 | 7.48 | | | Lekkas, Frank | | | 2056 | AUS | 0.50 | 1 | 0.36 | 22 | 7.92 | | | Camer, Angelito | | | 1983 | AUS | 0.00 | 1 | -0.21 | 22 | -4.62 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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