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Individual Calculations February 2023 |
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| Jordan, William Total change: -58.60 | |   |
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| 2023 Australian Open Championship | Perth | AUS | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 2181 | 6.50 | 11 | -1.58 | 20 | -31.60 | |
|  Simonds, Marcus | | | 1781 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chinbat, Chinguun | | | 1787 | MGL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nguyen, Hong Anh | | wm | 1954 | VIE | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Holliday, Bruce M | | | 1760 | AUS | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Rozuwiecka, Anna | | | 1799 | AUS | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Johansen, Darryl K | g | | 2360 | AUS | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Gao, Arthur | | | 1753 | AUS | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Maris, Rob | | | 1925 | AUS | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kargosha, Bahman | c | | 2096 | AUS | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Qi, Mars | | | 2087 | CHN | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Gong, Patrick | f | | 2292 | AUS | 0.00 | 1 | -0.35 | 20 | -7.00 | | | * 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 Open | Melbourne | AUS | 2023-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1851 | 2181 | 5.50 | 8 | -1.35 | 20 | -27.00 | |
| | Herlihy, Brian | | | 1630 | AUS | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Thomas, Brian | | | 1798 | AUS | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Young, Micah | | | 1844 | AUS | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Sikivou, Taione | c | | 1840 | FIJ | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Dai, Cheng | | | 1971 | AUS | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Hartley, James | | | 1781 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lee, Lachlan | | | 1910 | AUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Yang, Ray | f | | 2037 | AUS | 0.00 | 1 | -0.69 | 20 | -13.80 | | | * 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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