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Individual Calculations February 2023 |
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| Melamed, Daniel Total change: 1.60 | |   |
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| 2022 JZMC Rising Stars Championships | Sydney | AUS | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1898 | 6.00 | 9 | -0.41 | 40 | -16.40 | |
|  Vincent, Alaina | | | 1896 | AUS | 1.00 | 1 | 0.50 | 40 | 20.00 | |  Zhu, Harvey | | | 1662 | AUS | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Rupasinghe, Sayum | | | 1710 | AUS | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Hu, Yifei | | | 1836 | AUS | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Spencer, James | | | 1821 | AUS | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Wang, Daniel | | | 1606 | AUS | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Naraharasetty, Saisiddharth | | | 1766 | AUS | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Ni, Lucas | | | 1641 | AUS | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Jiang, Benjamin Wise | | | 1631 | AUS | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | | NOTE: K factor changed | | 2023 Oceania Zonal 3.6 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1832 | 1898 | 6.00 | 9 | 0.90 | 20 | 18.00 | |
| | Zhao, Tiger Chengxin | | | 1498 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chang, Ethan | | | 1531 | AUS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Fu, Yihe (rebo) | | | 2149 | AUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Scott, Ridley | | | 1708 | AUS | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Can, Ryan | | | 1658 | AUS | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Radisich, Matt | | | 1676 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Cannon, David | f | | 2112 | AUS | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Xie, Felix | c | | 2103 | NZL | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Bayaca, Sterling | | | 2054 | AUS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | * 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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