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Individual Calculations December 2015 |
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| Serna, Jeffrey M Total change: 9.40 | |   |
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| 2015 US Class Championship - Expert | Houston, Texas | USA | 2015-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 2005 | 4.00 | 5 | 0.47 | 20 | 9.40 | |
|  Allen, Jonathan F | | | 1731 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | |  Tamkan, Ekrem | | | 1880 | TUR | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Brannon, Joshua Scott | | | 1731 | USA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Matta, Nicholas F | | | 2003 | USA | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Hargrove, James E | | | 1855 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | |
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