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Individual Calculations February 2023 |
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| Roebuck, Derek J Total change: -1.60 | |   |
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| 2023 Australian Open Championship | Perth | AUS | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1592 | 3.00 | 8 | -0.08 | 20 | -1.60 | |
|  Gong, Patrick | f | | 2292 | AUS | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Lawes, Alexander | | | 1408 | AUS | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Young, Micah | | | 1844 | AUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Rafiei Darani, Daryoush | | | 1504 | AUS | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Holland, Dennis | | | 1899 | AUS | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Vlietstra, Marc | | | 2007 | AUS | 0.00 | 1 | -0.07 | 20 | -1.40 | | | Ong, Celine | | | 1376 | AUS | 0.00 | 1 | -0.78 | 20 | -15.60 | | | Stokes, Mark C | | | 1569 | AUS | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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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