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Individual Calculations April 2019 |
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| Ellis, David Total change: 18.60 | |   |
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| 2019 Southern Suburbs Open | Perth | AUS | 2019-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1939 | 4.50 | 6 | 0.93 | 20 | 18.60 | |
|  Morrison, Robert | | | 1539 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Gunawan, Marco | | | 1566 | AUS | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Calado, Edward | | | 1844 | AUS | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Gong, Patrick | f | | 2339 * | AUS | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Hardegen, Andrew | | | 2016 | AUS | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Hardegen, Kathryn | | wf | 1829 | AUS | 1.00 | 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) | | |
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