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Individual Calculations February 2023 |
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| Vincent, Alaina Total change: -85.25 | |   |
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| 2022 JZMC Rising Stars Championships | Sydney | AUS | 2022-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1896 | 5.00 | 9 | -1.36 | 25 | -34.00 | |
|  Melamed, Daniel | | | 1898 | AUS | 0.00 | 1 | -0.50 | 25 | -12.50 | |  Naraharasetty, Saisiddharth | | | 1766 | AUS | 1.00 | 1 | 0.32 | 25 | 8.00 | | | Ni, Lucas | | | 1641 | AUS | 0.50 | 1 | -0.31 | 25 | -7.75 | | | Jiang, Benjamin Wise | | | 1631 | AUS | 1.00 | 1 | 0.18 | 25 | 4.50 | | | Wang, Daniel | | | 1606 | AUS | 1.00 | 1 | 0.16 | 25 | 4.00 | | | Zhu, Harvey | | | 1662 | AUS | 0.50 | 1 | -0.29 | 25 | -7.25 | | | Rupasinghe, Sayum | | | 1710 | AUS | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Hu, Yifei | | | 1836 | AUS | 0.00 | 1 | -0.58 | 25 | -14.50 | | | Spencer, James | | | 1821 | AUS | 0.00 | 1 | -0.60 | 25 | -15.00 | |
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 Rooty Hill Summer Swiss Rounds 1-3 | Sydney | AUS | 2023-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1896 | 1.00 | 1 | 0.10 | 25 | 2.50 | |
| | Yao, John | | | 1522 | AUS | 1.00 | 1 | 0.10 | 25 | 2.50 | |
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 and U16 Girls | Melbourne | AUS | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1496 | 1896 | 5.50 | 9 | -2.71 | 25 | -67.75 | |
| | Pan, Katherine | | | 1496 * | AUS | 1.00 | 1 | 0.08 | 25 | 2.00 | | | O`carroll, Om | | | 1522 | AUS | 0.50 | 1 | -0.40 | 25 | -10.00 | | | Ong, Celine | | | 1376 | AUS | 1.00 | 1 | 0.03 | 25 | 0.75 | | | Fan, Chloe | | | 1553 | AUS | 1.00 | 1 | 0.12 | 25 | 3.00 | | | Gratchev, Ekaterina | | | 1627 | AUS | 1.00 | 1 | 0.17 | 25 | 4.25 | | | Maunders, Myiesha | | | 1493 | AUS | 0.00 | 1 | -0.92 | 25 | -23.00 | | | Li, Chuyue Angie | | | 1523 | AUS | 0.00 | 1 | -0.90 | 25 | -22.50 | | | Retnaraja, Athena-Malar | | | 1473 | AUS | 1.00 | 1 | 0.07 | 25 | 1.75 | | | He, Angela | | | 1399 | AUS | 0.00 | 1 | -0.96 | 25 | -24.00 | | | * 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) | | | | 2023 Oceania Zonal 3.6 Women | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1896 | 6.00 | 9 | 0.56 | 25 | 14.00 | |
| | Retnaraja, Athena-Malar | | | 1496 * | AUS | 1.00 | 1 | 0.08 | 25 | 2.00 | | | Anton, Sarah | | wc | 1578 | AUS | 1.00 | 1 | 0.13 | 25 | 3.25 | | | Zhang, Jasmine Haomo | | wm | 1949 | NZL | 1.00 | 1 | 0.57 | 25 | 14.25 | | | Ryjanova, Julia | | wg | 2288 | AUS | 0.00 | 1 | -0.08 | 25 | -2.00 | | | O`carroll, Om | | | 1522 | AUS | 0.00 | 1 | -0.90 | 25 | -22.50 | | | Zeng, Vera | | | 1528 | AUS | 1.00 | 1 | 0.10 | 25 | 2.50 | | | Middleton, Jody | | | 1747 | AUS | 1.00 | 1 | 0.30 | 25 | 7.50 | | | Hardegen, Kathryn | | wf | 1887 | AUS | 1.00 | 1 | 0.49 | 25 | 12.25 | | | Zhang, Jilin | | wg | 2212 | AUS | 0.00 | 1 | -0.13 | 25 | -3.25 | | | * 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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