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Individual Calculations February 2023 |
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| Ning, Isabelle Yixuan Total change: -35.34 | |   |
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| 2023 New Zealand Championship | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1948 | 5.00 | 9 | -0.24 | 38 | -9.12 | |
|  Shoker, Samy | g | | 2491 | EGY | 0.00 | 1 | -0.03 | 38 | -1.14 | |  Wang, Aaron Ziwen | | | 1728 | NZL | 1.00 | 1 | 0.22 | 38 | 8.36 | | | Thomas, Ben | | | 2038 | NZL | 0.50 | 1 | 0.12 | 38 | 4.56 | | | Langford, Joshua | | | 1845 | NZL | 0.00 | 1 | -0.64 | 38 | -24.32 | | | Yu, Zachary | | | 1719 | NZL | 0.50 | 1 | -0.29 | 38 | -11.02 | | | Ha, Timothy Huy Minh | | | 1656 | NZL | 1.00 | 1 | 0.15 | 38 | 5.70 | | | Timergazi, Layla | | wm | 2005 | NZL | 1.00 | 1 | 0.58 | 38 | 22.04 | | | Cilia Vincenti, David | c | | 1964 | MLT | 0.00 | 1 | -0.48 | 38 | -18.24 | | | Braganza, Nadia | | wc | 1626 | NZL | 1.00 | 1 | 0.13 | 38 | 4.94 | |
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 |
| 1786 | 1948 | 5.50 | 9 | -0.69 | 38 | -26.22 | |
| | Ding, Daniel (yulin) | | | 1548 * | AUS | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Li, Tedric | | | 1692 | AUS | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Winkelman, Albert | f | | 2272 | AUS | 0.50 | 1 | 0.37 | 38 | 14.06 | | | Kethro, Michael | f | | 2149 | AUS | 0.00 | 1 | -0.24 | 38 | -9.12 | | | Kalisch, Tom | | | 1671 | AUS | 0.00 | 1 | -0.83 | 38 | -31.54 | | | Pritchard, Max | | | 1617 | AUS | 1.00 | 1 | 0.12 | 38 | 4.56 | | | Wang, Aaron Ziwen | | | 1728 | NZL | 0.00 | 1 | -0.78 | 38 | -29.64 | | | Chmiel, Rad | | | 1624 | AUS | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Naraharasetty, Saisiddharth | | | 1769 | AUS | 1.00 | 1 | 0.27 | 38 | 10.26 | | | * 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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