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Individual Calculations July 2015 |
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| Marko, Helmut Total change: -13.60 | |   |
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| 38th Trusts Chess Open | Auckland | NZL | 2015-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 1939 | 2.00 | 5 | -0.68 | 20 | -13.60 | |
|  McLaren, Leonard | | | 2242 | NZL | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Qin, Joy Shu Yan | | | 1689 | NZL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Timergazi, Layla | | wf | 2017 | NZL | 0.00 | 1 | -0.39 | 20 | -7.80 | | | Zhang, William Jiewen | | | 1868 | NZL | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Cooper, Nigel | | | 1756 | NZL | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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